IEEE Catalog Number: ISBN:

CFP1209F-PRT 978-1-4673-2072-6

6th International Symposium on Telecommunications (IST 2012)

Tehran, Iran 6 – 8 November 2012

Pages 1-606

1/2

Table of Contents __________________________________________________________________________________________________________________________________________________________

Fields & Waves

♦ High Isolation Dual Band Dual Polarized Antenna ............................................................................................................................................. 1 Mohsen Kaboli, Mohammad Sadegh Abrishamian, Seyed Abdolah Mirtaheri, Seyyed Mohsen Aboutorab

♦ A Very Compact Monopole Antenna with Variable Frequency Band-Notch for Ultra-Wideband Applications ............................................................................................................................................. 7 Mehdi Mehranpour, Hamid Boudaghi, Mohammad Ghiamy, Javad Nourinia

♦ Design of Micro strip Spiral Antenna Using Genetic Algorithm ............................................................................................................................................. 11 Mandana Mehrparvar, Omid Hoseini Izadi, Homayoon Oraizi

♦ Electromagnetic Radiation by Conformal Dipole Antenna over PEC Sphere ............................................................................................................................................. 15 Ahmad Hosseinbeig, Manochehr Kamyab, Javad Soleiman Meiguni

♦ Shaped Beam Reflect-Array Antenna Using Perforated Dielectric Substrate ............................................................................................................................................. 19 M. Moeini-Fard, Mohamad KhalajAmirhosseini

♦ Design and analysis of new substrate integrated waveguide resonance antennas ............................................................................................................................................. 24 Mohammad Saeed Majedi, Amir Reza Attari

♦ Design Investigation of a Leaky Wave Antenna Using HMSIW Technique ............................................................................................................................................. 29 Seyed Ali Razavi, Mohammad. H. Neshati

♦ Design of a Cylindrical CRLH Leaky-Wave Antenna Using Conformal Mapping ............................................................................................................................................. 33 Keyhan Hosseini, Zahra Atlasbaf

♦ 4–6.3 GHz microwave tunable filter employing RF MEMS switches ............................................................................................................................................. 37 Sadegh Sabbagh, Khalil Mafinezhad

♦ Electromagnetic Plane-Wave Scattering of a Coated Rectangular Crack ............................................................................................................................................. 42 Behbod Ghalamkari, A. Tavakoli, M. Dehmollaian

♦ Design And Analysis of Terahertz Resonant Tunneling Quantum Ring in a well Photo detector ............................................................................................................................................. 48 Faramarz Alihosseini, Vahid Ahmadi, Ali Mir

♦ An Ultra-Compact Electro-optic Plasmonic Switch ............................................................................................................................................. 52 M. Khammari, Nosrat Granpayeh

♦ Novel Characteristics of a Line Source Radiation on top of a Grounded Slab Covered with a Graphene Sheet ............................................................................................................................................. 56 Hossein Hatefi Ardakani, Jalil Rashed-Mohassel, Zahra Ghattan Kashani, Mohammad Keramat Amirkalaee

♦ Analysis of Graphene-based Multilayer Structures Using Spectral Domain Technique ............................................................................................................................................. 60 Hossein Hatefi Ardakani, Zahra Ghattan Kashani, Mohammad Keramat Amirkalaee, Jalil Rashed-Mohassel

♦ Directive Emission by Using n-order Coordinate Transformation Function ............................................................................................................................................. 66 Seyed Hassan Sedighy, Mohammad Khalaj-Amirhosseini

♦ Design and Tuning of Wideband Two-layer Substrate Integrated Waveguide Directional Couplers ............................................................................................................................................. 70 Reza Toreinia, Reza Safian

♦ A Tunable Transmission Line based on an SIW Loaded by a New Single-Cell Metamaterial ............................................................................................................................................. 75 Majid Norooziarab, Mahmood Rafaei-booket, Zahra Atlasbaf, Farhad Farzami

♦ Broadband Substrate Integrated Waveguide Four-way Power Divider ............................................................................................................................................. 80 Sara Sadat Karimabadi, Amir Reza Attari

♦ Using a Composite Right/Left Handed Transmission Line to Design a High Compact Wilkinson Power Divider and Rate Race Coupler ............................................................................................................................................. 84 Hossein Rahmanian, Seyed Hassan Sedighy, Mohammad Khalaj-Amirhosseini

♦ An Efficient Volume Integral Equation Technique for the Analysis of Tapered Dielectric Rod Antennas ............................................................................................................................................. 88 Alireza Bostani, Amir Borji

♦ Application of SFL Algorithm in Synthesis of Multi Beam Phased Array Antennas ............................................................................................................................................. 94 Mohammad Mehdi Pishrow, Mahmood Karimi

♦ A Novel Printed Array Contoured Beam Antenna on HAPs ............................................................................................................................................. 98 Ali Araghi, Hamidreza Hassani, Faraz Maleknia, Ali Mohammad Montazeri

♦ Design of Very Small UWB Monopole Antenna with Reconfigurable Band-Notch Performance ............................................................................................................................................. 102 Parisa Lotfi, MohammadNaghi Azarmanesh, Ebrahim Abbaspour-Sani, Saber Soltani

♦ Design of a Combined Antenna for Ultra Wide-Band High-Power Applications ............................................................................................................................................. 106 Ali Mehrdadian, Keyvan Forooraghi

♦ A Low Voltage Current bleeding down-conversion Folded Mixer ............................................................................................................................................. 111 Nona Messhenas, Ahmad Hakimi Wireless, Mobile & Satellite Communications

♦ Effective Capacity in Receive Antenna Selection and Spatially Correlated MIMO-OSTBC Systems ............................................................................................................................................. 117 Mohammad Lari, Abbas Mohammadi, Abdolali Abdipour, Inkyu Lee

♦ Low-Complexity QRD-based Detection Scheme for Full Rate QOSTBC with Four-Transmit Antenna ............................................................................................................................................. 123 Mohammad Towliat, Hossein Zamiri-Jafarian

♦ A Zero-Forcing Linear Precoder for Downlink Multi-user LoS MIMO Channels ............................................................................................................................................. 128 MohammadReza Alimadadi, Abbas Mohammadi, Abdolali Abdipour, Mohammad Dehghani Soltani

♦ A Novel and Low Complex Detection Method For MIMO Channels: A New Perspective ............................................................................................................................................. 134 Mohammad Dehghani Soltani, Hassan Aghaeinia and Mohammadreza Alimadadi

♦ A New lp Norm Algorithm for Interference Cancellation Using Spatial Sparsity ............................................................................................................................................. 139 Mohammad Ghadian, Mohammad H. Kahaei

♦ Improved Power Allocation in Cognitive Radio Networks Under Spectrum Sensing Uncertainties ............................................................................................................................................. 144 Seyed Mohammad-Sajad Sadough, Houshang Fathi

♦ Cooperative Spectrum Sensing in Cognitive Radio Networks under Primary User Emulation Attacks ............................................................................................................................................. 148 Maryam Haghighat, Seyed Mohammad-Sajad Sadough

♦ Link Adaptation in Retransmission-Based Cognitive Radio Systems ............................................................................................................................................. 152 Jalil Seifali Harsini, Michele Zorzi

♦ Sum Through put Maximization in Multi-User OFDM-Based Cognitive Radio Systems with Secondary Users Rates Requirements Guarantee ............................................................................................................................................. 158 Meysam Sadeghi Googhari, Kamal Mohamedpour, Seyed Mehdi Hosseini Andargoli

♦ An Achievable Rate Region for Interfering Broadcast Channel and Multiple Access Channel with Cognitive Transmitters ............................................................................................................................................. 164 Hamed Fehri, Hossein khoshbin

♦ Cooperative Filter-and-Forward Beamforming in Cognitive Radio Relay Networks ............................................................................................................................................. 170 Saeideh Mohammadkhani, MohammadHossein Kahaei, SeyedMohammad Razavizadeh

♦ An Efficient Resource Allocation Scheme for OFDMA-Based Cooperative Cognitive Radio Networks with Minimum Power Constraint ............................................................................................................................................. 176 Yoones Hashemi, Ali Olfat

♦ Spectrum Allocation Based on Artificial Bee Colony in Cognitive Radio Networks ............................................................................................................................................. 182 Ahmad Ghasemi, MohammadAli Masnadishirazi, Mehrzad Biguesh, Alireza Fakharzadeh Jahromi, Foad Ghasemi

♦ Uplink Resource Allocation for Cognitive Radio Systems: QAM-OFDM or OQAM-OFDM? ............................................................................................................................................. 188 Hosseinali Jamal, S. Ali Ghorashi, Seyed Mohammad-Sajad Sadough, Naser Soltani

♦ Effective Capacity Analysis of Three Nodes Relay Networks with Adaptive Relaying Protocols ............................................................................................................................................. 194 Sara Efazati, Paeiz Azmi

♦ On the Performance of Multi-Antenna AF Two-Way Relaying over Over Nakagami-m Fading Channels ............................................................................................................................................. 200 Ehsan Soleimani-Nasab, Mehrdad Ardebilipour

♦ Power Allocation in Multi-Cell Decode-and-Forward Relaying Cellular Networks in The Presence of Interference Channel ............................................................................................................................................. 205 Mohamad Hossein Moghaddam, Kamal Mohamedpour, Seyed Mahdi Hosseini Andargoli

♦ Superposition Network Coding for Wireless Cooperative Communication ............................................................................................................................................. 210 Ali Fazeli, Mohammad Javad Omidi, Hamid Saeedi-Sourck

♦ FREQUENCY OFFSET ESTIMATION in SC-FDMA SYSTEMS ............................................................................................................................................. 216 Kimia Shamaei,Maryam Sabbaghian

♦ A Low-Complexity CFO Compensation Technique for Interleaved OFDMA System Uplink ............................................................................................................................................. 221 Javad Mohammadi Siahboomi, Mohammad Javad Omidi, Hamid Saeedi-Sourck

♦ Iterative Interference Reduction in Single Carrier Block Transmission without Cyclic Prefix ............................................................................................................................................. 226 Ali Farsiabi, Maryam Sabbaghian

♦ On the Data-Aided CFO and STO Synchronization in EMFB Based Multicarrier Systems ............................................................................................................................................. 232 Gholamreza Baghersalimi, Hedieh Aqabarar, Bahman Zanj

♦ A New PAPR Reduction Method Based on Clipping Technique Using Compressive Sensing ............................................................................................................................................. 238 Seyyed Hadi Seyyed Masoumian, Maryam Shabani, Behzad Mozaffari Tazehkand

♦ Optimal and Suboptimal Sensing Sequences in Multiuser Cognitive Radio Networks ............................................................................................................................................. 243 Hossein Shokri-Ghadikolaei, Masoumeh Nasirikenari

♦ Learning-Based Spectrum Sensing Time Optimization in Cognitive Radio Systems ............................................................................................................................................. 249 Hossein Shokri-Ghadikolaei, Younes Abdi, Masoumeh Nasirikenari

♦ A Novel Method for Energy-Efficient Cooperative Spectrum Sensing in Cognitive Sensor Networks ............................................................................................................................................. 255 Maryam Najimi, Ataollah Ebrahimzadeh, Seyed Mehdi Hosseini Andargoli, Afshin Fallahi

♦ Cooperative Spectrum Sensing, Power and Throughput Tradeoffs in Cognitive Radio Systems ............................................................................................................................................. 261 Zahra Taheri, Aliakbar Tadaion Taft, Seyed Mohammad Mahdi Hoseini

♦ MTM-Based Spectrum Sensing in Cognitive Wireless Multimedia Sensor Networks (C-WMSNs) ............................................................................................................................................. 266 Morteza Shafiee, Vahid Tabatabavakili

♦ Deep Out-of-Band Radiation Reduction By Using Joint Filter bank and Cancellation Carriers in Cognitive Radios ............................................................................................................................................. 271 Mohammad Aliasgari, Javad Birjandtalab Seyyedmehdi Fakhraie, Solale Tabarestani

♦ Interference Analysis of Femto-Macrocell Networks in 6-Sector Macrocell Layout ............................................................................................................................................. 277 Sahar Jafarpour-Alamdari, Vahid Solouk, Hashem kalbkhani, Mahrokh Ghanishayesteh

♦ Outage Probability of Femtocells in Two-Tier Networks with 6-Sector Macrocells ............................................................................................................................................. 283 Hashem kalbkhani, Mahrokh Ghanishayesteh, Sahar Jafarpour-Alamdari, Vahid Solouk

♦ Power Allocation in Coordinated Multi-Cell Networks Using Stackelberg Game ............................................................................................................................................. 289 Shima Haddadi, Hamid Behroozi, Babak Hosseinkhalaj

♦ On the Performance Improvement of Two Tier Femtocell Networks using Time-Hopping Technique ............................................................................................................................................. 295 Behrouz Banitalebi, Zolfa Zeinalpour Yazdi

♦ Joint Scheduling and Power Allocation in Cellular OFDMA Systems for Target SINR Provision ............................................................................................................................................. 301 Seyed Mehdi Hosseini Andargoli, Kamal Mohamedpour

♦ Hybrid Digital-Analog Codes for Sending Correlated Gaussian Sources over an AWGN Channel ............................................................................................................................................. 307 Melika Abolhassani, Omid Javidbakht, Saba Asaad, Hamid Behroozi

♦ Compound Multiple Access Channel with Common Message and Intersymbol Interference ............................................................................................................................................. 312 Mostafa Monemizadeh, Seyed Alireza Seyedin, Ghosheh Abed Hodtani, Saeed Hajizadeh

♦ Automatic Modulation Classification Using an 8PSK Demodulator for Variants of QPSK ............................................................................................................................................. 317 Mohsen Farhang, Hossein Bahramgiri, Hamid Dehghani

♦ Investigating the Effects of Different Fading Channels on the Performance of Generalized Hammerstein Equalization Technique ............................................................................................................................................. 322 Amir Masoud Aminian-Modarres, Mohammad Molavi Kakhki, Amir Reza Momen

♦ Ultra-Wideband Channel Estimation Using Multichannel Sampling at the Rate of Innovation ............................................................................................................................................. 328 Marzieh Karimi Haghighi, Bahman Zanj, Gholamreza Baghersalimi

♦ A New Efficient and Fast Adaptive Filtering Structure Based on Wavelet Packet Transform ............................................................................................................................................. 334 Jafar Rasi, Behzad Mozaffari Tazehkand

♦ A 1-V, 1.3-mW Mixer for MB-OFDM UWB Receivers by 0.18-µm CMOS Technology ............................................................................................................................................. 338 Zahra Ghane Fashtali, Mahrokh Maghsoodi, Reza Ebrahimi Atani, Mehrgan Mahdavi

♦ A 33.2 dBm CMOS RF Power Amplifier Using a Novel On-Chip Transformer Power Combiner for 4G WiMAX Applications ............................................................................................................................................. 343 Ahmad Rahati Belabad, Naser Masoumi, Shahin J. Ashtiani

♦ On the Performance Improvement of Microwave Imaging Using MDL Principle ............................................................................................................................................. 348 Mohammad Ravan, Mansor Nakhkash,Jamshid Abouei

♦ Reduced-Effort Generation of Indoor Radio Maps using Croudsourcing and Manifold Alignment ............................................................................................................................................. 354 Sameh Sorour, Yves Lostanlen, Shahrokh Valaee

♦ A Novel Wideband Spectrum Sensing Algorithm for Cognitive Radio Networks Based on DOA Estimation Model ............................................................................................................................................. 359 Amir Mahram, Mahrokh Ghanishayesteh, Saeid Balaneshin Kordan

♦ DYNAMIC PSD MAP CONSTRUCTION BASED ON COMPRESSED SENSING IN COGNITIVE RADIO NETWORKS ............................................................................................................................................. 363 Javad Afshar Jahanshahi, Mohammad Eslami, S.Ali Ghorashi

♦ Extension of Adaptive Angle-Doppler Compensation (AADC) in STAP to increase homogeneity of data in airborne bistatic radar. ............................................................................................................................................. 367 Ali Fallah, Hamidreza Bakhshi

♦ Spectrum-Based SNR Estimator for Analog and Digital Band pass Signals ............................................................................................................................................. 373 Hamideh Kashefi, Sahar Karimkeshteh, Hosein Khoshbin ghomash

♦ Automatic Digital Modulation Recognition in Presence of Noise Using SVM and PSO ............................................................................................................................................. 378 Mohammad Hadi Valipour, Mohammad Mehdi Homayounpour, Mohammad Amin Mehralian

♦ Cooperative Spectrum Sensing by Improved Energy Detector for Heterogeneous Environments in Cognitive Radio Networks ............................................................................................................................................. 383 Yasoub Eghbali, Hamid Hassani, Mahmoud Ahmadian Attari

♦ Tracking Performance of Online Large Margin Semi-supervised classifiers in Automatic Modulation Classification ............................................................................................................................................. 387 Hamidreza Hosseinzadeh, Farbod Razzazi, Afrooz Haghbin

♦ Efficient Full-Rate LDCs in Correlated Rician Fading Channel with Decoupled Decoder ............................................................................................................................................. 393 Ali Kuhestani, Paeiz Azmi, Hossein Pilaram

♦ Cooperative Beamforming, Power Allocation and Relay Selection in MIMO Cognitive Radio Systems ............................................................................................................................................. 399 Mohsen Abbasi Jannatabad, Hosein Khoshbin

♦ Performance comparison of chaotic spreading sequences generated by 1D and 3D chaotic systems in a chaos-based DS-CDMA system ............................................................................................................................................. 404 Nazila Rahnama, Siamak Talebi

♦ Performance Evaluation of Adaptive Equalizers in EMFB-based Multicarrier Modulation Schemes ............................................................................................................................................. 410 Gholamreza Baghersalimi, Bahman Zanj, Maryam Hadinia, Hedieh Aqabarar

♦ Block Circular Delay Diversity Space-Frequency Codes with the Enhanced Performance ............................................................................................................................................. 416 Fatemeh Hosseini G., Mohammad Shahabinejad, Mostafa Shahabinejad, Siamak Talebi

♦ Resource allocation for OFDMA systems with trade-off between throughout and Quality of service ............................................................................................................................................. 420 Mohammad Hossein Akbari,Vahid Tabatabavakili

♦ An Improvement of ZF/LR Method in MIMO Detection ............................................................................................................................................. 426 Mahdi Abbasi, A. A. Tadaion, M. R. Taban

♦ Energy-Efficient Cooperative MIMO Communication in Wireless Sensor Networks ............................................................................................................................................. 431 Faeze Heidarian, Seyed Ahmad Motamedi, Abbas Mohammadi

♦ An Energy Efficient Scheduling Scheme for Wireless Sensor Networks ............................................................................................................................................. 436 Vafa Maihami, Shoaib Fathi, Mohammad Fathi

♦ A design concept to implement Mobility enabled Wi-Fi Network for VoIP services ............................................................................................................................................. 440 Mohammad Kermani, Faramarz Hendessi

♦ Relay Based Video Transmission using JSCC over Rayleigh fading channel ............................................................................................................................................. 444 Farid Jafarian, Hassan Farsi

♦ Energy Optimization in Multi-hop Wireless Sensor Networks ............................................................................................................................................. 450 Mohammad Javad. Zardosht, S. M. T. AlModarresi

♦ The Effect of Pruning Stage in Secure Localization in Wireless Sensor Networks ............................................................................................................................................. 455 Mostafa Mofarreh-Bonab, Mohammad Mofarreh-Bonab, S. Ali Ghorashi

♦ Usefulness of Multicast Routing Protocols for Vehicular Ad-hoc Networks ............................................................................................................................................. 459 Hadi S. Aghdasi, Nasser Torabi, Amin Rahmanzadeh, Massoud Aminiazar, Maghsoud Abbaspour

♦ SHAPARS: Shadowing Past Reputation System based on subjective logic for mobile ad hoc networks ............................................................................................................................................. 464 Mehdi Seyrafi, Nasrollah Moghadam Charkari Optical & Access Networks

♦ A Fast Response Dynamic Bandwidth Allocation Algorithm for a Converged EPON and WiMAX Network ............................................................................................................................................. 470 Mehdi Harounabadi, Mehdi Sedighi

♦ A New Bandwidth Allocation for IPTV Services over EPON ............................................................................................................................................. 477 Kian Abdollahi, Akbar Ghaffarpour Rahbar

♦ PBP: A Novel Video-on-demand Delivery Scheme over Shared-WDM-PON ............................................................................................................................................. 483 Sepideh Nikmanzar, Akbar Ghaffarpour Rahbar

♦ A Two-Dimensional Maximum Likelihood Parameter Estimation of Г-Г Distribution for Free Space Optical Channels with Weak Turbulence Conditions ............................................................................................................................................. 489 Mahdi Kazeminia, Mehri Mehrjoo

♦ The Impact of Receiver Imperfections on the Performance of Optical CDMA Systems Employing Equal Weight Orthogonal Signaling and Single Optical Hard limiter ............................................................................................................................................. 494 Abbasali Ghorban Sabbagh, Mohammad Molavi Kakhki

♦ Reliability analysis of the Flat-topped multi-beam FSO communication link ............................................................................................................................................. 500 Fatemeh Dabbagh Kashani, Shole Golmohammady

♦ Enhanced Raman Amplification by Hybrid Photonic Crystal Based Ring Structure ............................................................................................................................................. 506 Amireh Seyedfaraji, Vahid Ahmadi

♦ Guided-mode resonance photonics: A promising application platform for optics and optical communications ............................................................................................................................................. 510 Mehrdad Shokooh-Saremi

♦ An Optical Subassembly Model Based on Silicon Optical Bench for VCSEL to MMF and PIN Photodiode to MMF Coupling ............................................................................................................................................. 514 Shirin Afyouni Akbari, A. Gholami, M. Malekane Rad, Z. Mazaheri

♦ 4.25 Gb/s Optical Fiber Transceiver for Gigabit Ethernet Applications ............................................................................................................................................. 520 Mahdi Malekane Rad, Z. Mazaheri, A. Gholami, Sh. Afyouni Akbari

♦ Nondegenerate Four-Wave Mixing in Mid-IR Quantum Cascade Semiconductor Optical Amplifier ............................................................................................................................................. 525 Baktash Hekmat, Vahid Ahmadi

♦ Error Rate Performance of Wireless Optical Heterodyne Communication Systems over Generalized Atmospheric Turbulence Channels ............................................................................................................................................. 529 Hossein Samimi, Elham Tahmasebi

Network Theory

♦ Stable Throughput Analysis for a Cooperative WLAN with Primary and Secondary Users ............................................................................................................................................. 535 Mohammad Ali Nazari, Farid Ashtiani

♦ Adaptation of LEACH Routing Protocol to Cognitive Radio Sensor Networks ............................................................................................................................................. 541 Nayyer Panahi, Ali Payandeh, Hojat Olah Rohi, Mohammad Sayad hagigi

♦ Joint Channel and Rate Selection for Multicast Routing Trees in Wireless Mesh Networks ............................................................................................................................................. 548 Avid Avokh, Ghasem Mirjalily, Jamshid Abouei

♦ Data Storage in Wireless Sensor Networks with Irregular Shapes Using Medial Axis ............................................................................................................................................. 554 Banafsheh Asadi, Masoud Sabaie

♦ Localization in Wireless Imaging Sensor Networks Using SAR Techniques ............................................................................................................................................. 560 Mahdi Haraty, Abbas Mohammadi, MohammadReza Alimadadi, Somayeh Sheikholvaezin

♦ Efficient Resource Allocation in Cloud Data Centers Through Genetic Algorithm ............................................................................................................................................. 566 Ehsan Arianyan, Davood Maleki, Alireza Yari, Iman Aryanian

♦ A Genetic Based Workflow Scheduling Considering Data Transmission Time ............................................................................................................................................. 571 Somayeh Kianpisheh, Nasrollah Moghadamcharkari

♦ CSLAM: A Framework for Cloud Service Level Agreement Management Based on WSLA ............................................................................................................................................. 577 Milad Torkashvan, Hassan Haghighi

♦ A Low-Overhead Structure Maintenance Approach for Building Robust Structured P2P Systems ............................................................................................................................................. 586 Saeed Arbabi, Mohsen Sharifi, Seyedeh Leili Mirtaheri, Ehsan Mousavi Khaneghah

♦ A Bilateral Negotiation Strategy for Grid Scheduling ............................................................................................................................................. 592 Sara Arshad, Nasrollah Moghadam Charkari

♦ Power-Aware Game for Cloud Computing A Distributed Mechanism Based on Game Theory for Minimizing Power Consumption in Cloud Scale Datacenter ............................................................................................................................................. 598 Hadi Khani, Naser Yazdani, Siamak Mohammadi

♦ Using Finite Series Model (FSM) and Cache Techniques for Estimating Scalability Level ............................................................................................................................................. 602 Katayoon Beetarafan, Nariman Heydari Bateni

♦ Distributed Estimation Over an Adaptive Diffusion Network Based on the Family of Affine Projection Algorithms ............................................................................................................................................. 607 Mohammad Shams Esfandabadi, Zahra Saffari

♦ Dynamic Multichannel Interval Adjustment for WAVE Architecture ............................................................................................................................................. 612 Ahad Akbarifar, Jamshid Bagherzadeh, Saleh Yousefi

♦ Offline and Online Broadcast Scheduling Algorithms for File Broadcast in Mobile WiMAX ............................................................................................................................................. 615 Hamid Karimi, Saleh Yousefi, Maghsud Solimanpur, Raman Khenanisho

♦ On the Better Performance of ADMR versus ODMRP ............................................................................................................................................. 621 Shahin Mahdizadeh Aghdam, Mohammad Khansari

♦ RLHOR: Reliability-Aware Location and History Based Opportunistic Routing ............................................................................................................................................. 626 Marzieh Barootkar, Akbar Ghaffarpour Rahbar

♦ Combination of Standard Sliding Mode control and Second Order Sliding Mode Control for Congestion Control of Differentiated Services Networks ............................................................................................................................................. 632 Roohollah Barzamini, Masoud Shafiee

♦ A Distributed Locality-aware Neighbor Selection Algorithm for P2P Video Streaming over Wireless Mesh Networks ............................................................................................................................................. 639 Faranak Moayeri, Behzad Akbari, Mohammad Khansari, Behnam Ahmadifar

♦ On Optimal Topology in Hierarchical P2P Live Video Streaming Networks ............................................................................................................................................. 644 Hamed Azarpira, Saleh Yousefi

Compression

♦ Locality Aware P2P Overlay Architecture for Live Video Streaming ............................................................................................................................................. 650 Navid Bayat, Behzad Akbari, Hamidreza Rabiee, Mostafa Salehi

♦ EECA: Energy Efficient Congestion Avoidance in Wireless Multimedia Sensor Network ............................................................................................................................................. 656 Shahin Mahdizadeh Aghdam, Vahid Heydari, Mohammad Khansari

♦ Adjustment Algorithm for Tunable Parameters in IEEE 802.11based on Quality of Service ............................................................................................................................................. 662 Maryam Heidari Moheb

♦ On the Transmission of a Laplacian Source over an AWLN Channel with Bandwidth

............................................................................................................................................. 669 Fariba Abbasi, Ali Aghagolzadeh, Hamid Behroozi

♦ Providing QoS Guarantee of Timeliness in Wireless Sensor Networks With a New Routing Methodology ............................................................................................................................................. 674 Omid Tavallaie, Hamid RezaNaji,Masoud Sabaei, Narges Arastouie

♦ Energy-Efficient Flow Control in Wireless Mesh Networks ............................................................................................................................................. 680 Tahmineh Mirzaei Solhi, Abdorasoul Ghasemi

♦ On the Providing Signal Coverage for a Dense Map of Receivers in Indoor Environment Using Integrating Ray Tracing – Genetic Algorithm ............................................................................................................................................. 686 Zeinab Talepour, Javad Ahmadi shokouh, Saeed Tavakoli

♦ HCTT&R: A complete Scheme For Object Tracking And Recovery Of Lost Objects In Cluster-Based Wireless Sensor Networks ............................................................................................................................................. 691 Behrouz Mahmoudzadeh, Karim Faez

♦ Sensor Selection and Configuration in Visual Sensor Networks ............................................................................................................................................. 697 Mojtaba Hoseini, Mehdi Dehghan, Hossien Pedram

♦ Probability base Hop Selection Approach for Resource Control in Wireless Sensor Network ............................................................................................................................................. 703 Nazbanoo Farzaneh, Mohammad Hosein Yaghmaee Moghadam

♦ Improving EEQR Algorithm in Wireless Sensor Networks ............................................................................................................................................. 709 Shohreh Ahvar, Mehdi Mahdavi, Ehsan Ahvar

♦ A New Queuing Management Mechanism for Congestion Performance Improvement in Wireless Multimedia Sensor Networks ............................................................................................................................................. 715 Omid Boroumand , Mahmood Kalemati, Maghsoud Abbaspour

♦ Design and Implementation of a Shared Memory Switch Fabric ............................................................................................................................................. 721 Mina Ejlali, Hossein Saidi, Mohammad Ali Montazeri, Ali Ghiasian

♦ Switching Characteristics of SOA-based Sagnac Interferometer for Subpico second Pulses ............................................................................................................................................. 728 Morteza Jamali, Vahid Ahmadi, Mohammad Razaghi

♦ Decrease Round-Trip Time in Reno TCP ............................................................................................................................................. 733 Ehsan Kharati

♦ Buffer Management For Self-Similar Network Traffic ............................................................................................................................................. 737 Farnaz Amin, Kiarash Mizanian

♦ Life Time Maximization for Connected Target Coverage in Wireless Sensor Networks with Sink Mobility ............................................................................................................................................. 743 Ehsan Saradar Torshizi, Saleh Yousefi, Jamshid Bagherzadeh

♦ Data Centric Storage with Geographic Hash Table for Wireless Sensor Networks Using Residue Number Systems ............................................................................................................................................. 749 Montajab Ghanem, Masoud Sabaie

♦ A novel CAC algorithm based on bandwidth degradation for more efficient provision of the requirements of multimedia applications ............................................................................................................................................. 754 Maryam Monemian, Pejman khadivi

♦ Constraint-based Path selection algorithms for Minimizing Blockage in Multi Domain Networks ............................................................................................................................................. 760 Fatemeh Banaie, Mohammad Hosein Yaghmaee Moghadam, Nazbanoo Farzaneh

♦ Using Data Envelopment Analysis for Base Station Selection in Heterogeneous Wireless Access Networks ............................................................................................................................................. 766 S. Mojtaba Matinkhah, Siavash Khorsandi

♦ Replica Placement Algorithms in Hybrid CDN-P2P Architectures ............................................................................................................................................. 771 Fatemeh Keymasi Khalaji, Morteza Analoui

♦ DEED: Dynamic Energy Efficient Distributed Cluster Forming Algorithm for Wireless Sensors Network ............................................................................................................................................. 776 Muhammad Amin Araghizadeh,Nasser Yazdani, Saeed Safari, Ali Reza Hedayati

♦ A Blocking Probability Reduction Method in Path Computation Schemes for Inter Domain Networks ............................................................................................................................................. 782 Fatemeh Banaie, Mohammad Hosein YaghmaeeMoghadam, Nazbanoo Farzaneh Information Technology

♦ Efficient Optical Character Recognition on Graphics Processing Unit ............................................................................................................................................. 789 Ehsan Arianyan, Seyed Ahmad Motamedi, Iman Arianyan

♦ Text Detection and character Extraction in color images Using FFT domain Filtering and SVM classification ............................................................................................................................................. 794 Mohammad Khodadadi Azadboni, Alireza Behrad

♦ An effective method in text detection and characters recognition using fuzzy theory ............................................................................................................................................. 800 Zeinab Akhbari, Najme Maleki, Samaneh Zamani, Mohammad-Hosein Yaghmaei-Moghaddam

♦ Texture-Orientation Based Vanishing Point Detection Using Genetic Algorithm ............................................................................................................................................. 806 MohammadHossein Barat, Saeid Saryazdi, Alireza Morsali, Hossein Nezamabadi-pour

♦ The Impact of Reference Normalization on Automatic MT Evaluation

............................................................................................................................................. 811 MohammadReza Mirsarraf, Nazanin Dehghani, Kiyana Zolfaghar, Peyman Abolghasemi

♦ Document and Sentence Alignment in Comparable Corpora Using Bipartite Graph Matching ............................................................................................................................................. 817 Zeinab Rahimi, Kaveh Taghipour, Shahram Khadivi, Nasim Afhami

♦ A Pool-based Active Learning Method for Improving Farsi-English Machine Translation System ............................................................................................................................................. 822 Somayeh Bakhshaei, Shahram Khadivi

♦ Active Learning of EHVS Parser for Persian Language Understanding ............................................................................................................................................. 827 Mohammad Amin Tajgardoon, Fattaneh Jabbari, Hossein Sameti, Sara Bahaadini

♦ Video Quality of Experience Evaluation based on Content-Aware Packet Loss Effect Analysis ............................................................................................................................................. 833 Amir Hossein Mandegar, Behzad Akbari, Mohammad Reza Heidari

♦ EXPLOITING MULTIVIEW PROPERTIES IN SEMI-SUPERVISED VIDEO CLASSIFICATION ............................................................................................................................................. 837 Mahmood Karimian, Mostafa Tavassolipour, Shohreh Kasaei

♦ Speech Enhancement Using Adaptive MMSE Estimator Under Signal Presence Uncertainty and Laplacian Prior ............................................................................................................................................. 843 Mehdi Rashidi-Nejad, Hamid Reza Abutalebi

♦ Binaural Speech Separation Based on the Time-Frequency Binary Mask ............................................................................................................................................. 848 A. Mahmoodzadeh, H. R. Abutalebi, H. Soltanian-Zadeh, H. Sheikhzadeh

♦ Influence Maximization in Independent Cascade Model with Positive and Negative Word of Mouth ............................................................................................................................................. 854 Ali Nazemian, Fattaneh Taghiyareh

♦ A New Cat Swarm Optimization based Algorithm for Reliability-Oriented Task Allocation in Distributed Systems ............................................................................................................................................. 861 Reza Shojaee, Hamid Reza Faragardi, Sara Alaee, Nasser Yazdani

♦ An Application of the CORER Classifier on Customer Churn Prediction

............................................................................................................................................. 867 Javad Basiri, Fattaneh Taghiyareh

♦ Application of Nonnegative Matrix Factorization in Recommender Systems ............................................................................................................................................. 873 Mehdi Hosseinzadeh Aghdam, Morteza Analoui, Peyman Kabiri

♦ Emergent Holonic Organization by Stigmergy ............................................................................................................................................. 877 Fariba Eftekhari, Naser Mozayani

♦ Minimum Mean Square Error Estimation of Speech Spectral Amplitude Using Super-Gaussian Priors ............................................................................................................................................. 882 Mahbube Kargariyan Marvasti, Hamid Reza Abutalebi

♦ GSAED a new approach for digital image edge detection ............................................................................................................................................. 887 Fatemeh Deregeh, Hossein Nezamabadi-pour

♦ Behavior Recognition and Anomaly Behavior Detection Using Clustering ............................................................................................................................................. 892 A. Feizi, A. Aghagolzadeh, H. Seyedarabi

♦ Progressive Sparse Image Sensing using Iterative Methods ............................................................................................................................................. 897 Masoumeh Azghani, Farrokh Marvasti

♦ Accurate Labeling of Time-Frequency Units in Monaural Voiced Speech Segregation ............................................................................................................................................. 902 Sanam Imani Shamlou, Masoud Geravanchizadeh

♦ Combination of Nested Microphone Array and Subband Processing for Multiple Simultaneous Speaker Localization ............................................................................................................................................. 907 Ali Dehghan Firoozabadi, Hamid Reza Abutalebi

♦ Towards Improving Enterprise Performance with Service Level Agreements ............................................................................................................................................. 913 Abbass Asosheh, Parvaneh Hajinazari

♦ Distributed RDFS Knowledge-based System Update in Case of Deletions ............................................................................................................................................. 919 Hamid Oliaei,Mahmoud Naghibzadeh

♦ A Context-Aware Mobile Learning Model for Web-Based Learning Environments ............................................................................................................................................. 924 Hana Sadat Fahim-Hashemi, Fatemeh Orooji, Fattaneh Taghiyareh

♦ A Greedy Approach for Service Composition ............................................................................................................................................. 929 Milad Torkashvan, Hassan Haghighi

♦ A Method For Implementing Semantic Search On Relational Databases ............................................................................................................................................. 936 Amir Harati Alamdari, Omid Bushehrian Security Issues in ICT

♦ A Novel Hybrid Anomaly Based Intrusion Detection Method ............................................................................................................................................. 942 Kazem Qazanfari, Minoo Sadat Mirpouryan, Hossein Gharaee

♦ Proposing a light weight semi-distributed IDS for mobile ad-hoc network based on nodes’ mode ............................................................................................................................................. 948 Meism Yadollahzadeh Tabari, Ali Pouyan, Hamid Hassanpour, Saman Saleki

♦ A Comprehensive Network Intrusion Detection and Prevention System Architecture ............................................................................................................................................. 954 Minoo Sadat Mirpuryan, Tina Tavizi, Hossein Gharaee

♦ A comprehensive Design for Decision Engine in Network Intrusion Detection and Prevention System ............................................................................................................................................. 959 Amir Reza Karbaschian, Minoo Sadat Mirpuryan, Tina Tavizi

♦ Anomaly detection based on an enhanced projection distance ............................................................................................................................................. 965 Shima Asgharian Jouibari, Saeed Jalili, Mohammad Rahmanimanesh

♦ Universal JPEG Steganalysis Based on Special Frequency Regions from Wavelet Transform ............................................................................................................................................. 971 Leila Omrani, Karim Faez

♦ A Semi-Fragile Lossless Data Hiding Scheme Based on Multi-level Histogram Shift in Image Integer Wavelet Transform Domain ............................................................................................................................................. 976 M. A. Alavianmehr, Mehdi Rezaei, M. S. Helforush, A.Tashk

♦ Improved pair-wise LSB matching steganography with a new evaluating system ............................................................................................................................................. 982 Mahdi Khosravi, Simin Soleymanpour-Moghaddam, Maryam Mahyabadi

♦ JPEG Image Steganalysis Using Block Based Optimal Wavelet Packet Decomposition ............................................................................................................................................. 987 Leila Omrani, Karim Faez

♦ Ontology-based Modeling of DDoS Attacks for Attack Plan Detection ............................................................................................................................................. 993 Morteza Ansarinia, Seyyed Amir Asghari, Afshin Souzani, Ahmadreza Ghaznavi

♦ Automatic Learning of Attack Behavior Patterns Using Bayesian Networks ............................................................................................................................................. 999 Fatemeh Kavousi, Behzad Akbari

♦ Real-Time Botnet Command and Control Characterization at the Host Level ............................................................................................................................................. 1005 Farhood Farid Etemad, Payam Vahdani

♦ Frequent Item set mining-based Alert Correlation for Extracting multi-stage Attack Scenarios ............................................................................................................................................. 1010 Samira Lagziyan, Fatemeh Amiri, AliReza Enayati, Hossien Gharaee

♦ A Lower Capacity Bound of Secure End to End Data Transmission via GSM Network ............................................................................................................................................ 1015 R. Kazemi, R. Mosayebi, S. M. Etemadi, M. Boloursaz, F. Behnia

♦ Secure Data Communication through GSM Adaptive Multi Rate Voice Channel ............................................................................................................................................. 1021 M. Boloursaz, A. H. Hadavi, R. Kazemi, F. Behnia

♦ Opportunistic Transmission of Secret Data Through Randomized Parallel Subcarriers ............................................................................................................................................. 1027 Mona Hajimomeni, Hasan Aghaeinia

♦ DSBS: A Novel Dependable Secure Broadcast Stream over Lossy and Non-Synchronized Channels ............................................................................................................................................. 1033 Jamshid Mohasefi, Hassan Nasiraee, Mohammad Nasiraee

♦ VoIP Anomaly Detection by Combining OCSVM and PSO Algorithm ............................................................................................................................................ 1038 Mahboobeh Shakeri Miandare, Saeed Jalili

♦ A Dynamic Chaotic Hash Function Based upon Circle Chord Methods ............................................................................................................................................. 1044 Mahdi Nouri, Ali Khezeli, Alireza Ramezani, Azita Ebrahimi

♦ Cryptanalysis of the Reduced-Round Version of JH ............................................................................................................................................ 1050 Saeid Nourizadeh, Mojtaba Javanmardi, Babak Sadeghiyan

♦ Automated Formal Analysis of NetConf Protocol for Authentication Properties ............................................................................................................................................ 1055 Farnaz Izadi, Hadi Shahriar Shahhoseini

♦ Formal Security Analysis of Authentication in SNMPv3 Protocol by An Automated Tool ............................................................................................................................................ 1060 Sepideh Asadi, Hadi Shahriar Shahhoseini

♦ A Comprehensive Semi-Automated Incident Handling Workflow ............................................................................................................................................ 1065 Sayed Hadi Hashemi, Mohammad Babaeizadeh, Mohsen Nowruzi, Hossein Hadian Jazi,Mohammad Shahmoradi, Elaheh Biglar Beigi Samani

♦ A Comprehensive Classification of Incident Handling Information ............................................................................................................................................ 1071 Mohsen Nowruzi, Mojtaba Dehghan, Hossein Hadian Jazi, Mohammad Shahmoradi, Sayed Hadi Hashemi, Mohammad Babaeizadeh

♦ A New DCT Based Scalable Distributed Fraud Detection Architecture ............................................................................................................................................ 1076 Azadeh Namiranian, Mahmoud Reza Haashemi

♦ An Efficient Data Enrichment Scheme for Fraud Detection Using Social Network Analysis ............................................................................................................................................ 1082 Soheil Jamshidi, Mahmoud Reza Hashemi

♦ FUZZGY: A Hybrid Model for Credit Card Fraud Detection ............................................................................................................................................ 1088 Mohammad Reza HaratiNik, Mahdi Akrami, Shahram Khadivi, Mahdi Shajari

♦ An Attack Graph Based Metric for Security Evaluation of Computer Networks ............................................................................................................................................ 1094 Marjan Keramati, Ahmad Akbari

♦ Using Security Metrics in Software Quality Assurance Process ............................................................................................................................................ 1099 Athena Abdi, Afshin Souzani, Maliheh Amirfakhri, Azadeh Bamdad Moghaddam

♦ Alleviating Controversiality Problem in Trust Estimation ............................................................................................................................................ 1103 Mohsen Mohkami, Hassan Shakeri

♦ Opinion Mining and Opinion Spam (A Literature Review Focusing on Product Reviews) ........................................................................................................................................... 1109 Amir Arab Sheibani

♦ Identity-based Signatures from Lattices ............................................................................................................................................ 1114 Mohammad Zaheri, Babak Sadeghian

♦ Elimination of Alignment Stage in Feature Extraction for a Slepian-Wolf Fingerprint Biometric System ........................................................................................................................................... 1119 S. Marouzi, G. Abed.Hodtani

♦ A Mechanism-Based QoS and Security Requirements Consideration for MANETs QoS Routing

♦ ........................................................................................................................................... 1123 Shahrzad Sedaghat, Fazlollah Adibniya, Vali Derhami

♦ A Generalization-Based Approach for Personalized Privacy Preservation in Trajectory Data Publishing ........................................................................................................................................... 1129 Elahe Ghasemi Komishani, Mahdi Abadi

♦ Conceptual Authentication Speech Hashing base Upon Hypotrochoid Graph ........................................................................................................................................... 1136 Mahdi Nouri, Nooshin Farhangian, Zahra Zeinolabedini, Mahyar Safarinia

♦ Low Rate DOS Traceback Based On Sum of Flows .......................................................................................................................................... 1142 Mohammad Hamedi Hamzehkolaie, Mohammad Javad Shamani, M. B. Ghaznavi –Ghoushchi

♦ A new ROI extraction method for FKP images using global intensity .......................................................................................................................................... 1147 Nafiseh S.Moosavi Ehteshami, Mahmoud Tabandeh, Emad Fatemizadeh Computation & Decision- Making Aspects

♦ Semi-supervised Metric Learning Using Composite Kernel ......................................................................................................................................... 1151 T. Zare, M. T. Sadeghi, H. R. Abutalebi

♦ Unmixing of Hyperspectral Data Using Robust Statistics-based NMF ............................................................................................................................................ 1157 Roozbeh Rajabi, Hassan Ghassemian

♦ A Gradient Descent based similarity refinement method for CBIR systems ............................................................................................................................................ 1161 Esmat Rashedi, Hossein Nezamabadi-pour, Saeid Saryazdi

♦ An Enhanced Significance Weighting Approach for Collaborative Filtering ........................................................................................................................................... 1165 Mohsen Raeesi, Mehdi Shajari

♦ Face Recognition: A Sparse Representation-based Classification Using Independent Component Analysis ............................................................................................................................................ 1170 Mirhossein Mousavi Karimi, Hamid Soltanian-Zadeh

♦ Face Verification Using Sparse Representation Techniques ........................................................................................................................................... 1175 Y. Amidi, M.T. Sadeghi

♦ 3D Human Action Recognition Using Gaussian Processes Dynamical Models ........................................................................................................................................... 1179 Hamed Jamalifar, Vahid Ghadakchi, Shohreh Kasaei

♦ Remote Sensing Image Fusion Using Combining IHS and Curvelet Transform ............................................................................................................................................ 1184 Seyed Abolfazl Valizadeh, Hassan Ghassemian

♦ Effective Web Service Composition using Particle Swarm Optimization Algorithm ............................................................................................................................................ 1190 Mahmood Allameh Amiri,Hadi Serajzadeh

♦ Knowledge Map as a Decision Support Tool for Expert Finding in Research-based Organizations ............................................................................................................................................ 1195 Rizan Moradi ,Neda Eghbali ,Nafiseh Torkzade Mahani ,Elnaz Ketabchi ,Maryam S. Mirian

♦ A Multi Context Dynamic Test Bed for Simulating Real World Constraints in Agents’ Teamwork ............................................................................................................................................ 1201 Sajjad Salehi,Fattaneh Taghiyareh,Mohammad Taghi Saffar,Kambiz Badie

♦ Persica: A Persian corpus for multi-purpose text mining and Natural language- processing ............................................................................................................................................ 1207 Hamid Eghbalzadeh,Behrooz Hosseini, Shahram Khadivi, Ali Khodabakhsh