h o deep water - bi consultingbiconsulting.hu/.../chow_jo_fai_h2o_deep_water.pdf · h2o deep water...
TRANSCRIPT
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H2O Deep WaterMaking GPU Deep Learning Accessible to Everyone
Jo-fai (Joe) Chow
Data Scientist
@matlabulous
Budapest Data Forum13th June, 2017
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H2O Deep WaterMaking GPU Deep Learning Accessible to Everyone
Jo-fai (Joe) Chow
Data Scientist
@matlabulous
Budapest Data Forum13th June, 2017
All slides, data and code examples
http://bit.ly/h2o_meetups
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Agenda
• Introduction• Company
• Why H2O?
• H2O Machine Learning Platform
• Deep Water• Motivation / Benefits
• GPU Deep Learning Demos
• Latest H2O Developments
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About Me
Civil (Water) Engineer•2010 • – 2015
Consultant (UK)•
Utilities•
Asset Management•
Constrained Optimization•
EngD (Industrial PhD) (UK)•
Infrastructure Design Optimization•
Machine Learning + •Water Engineering
Discovered H• 2O in 2014
• Data Scientist• 2015 – 2016
• Virgin Media (UK)
• Domino Data Lab (Silicon Valley)
• 2016 – Present • H2O.ai (Silicon Valley)
• How?• bit.ly/joe_kaggle_story
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About Me – I ❤️ DataViz
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My First Data Viz & Shiny App ExperienceCrimeMap (2013) Revolution Analytics’ Data Viz Contest
RUGSMAPS (2014)
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About Me – I ❤️ Colours
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Developing R Packages for FunrPlotter (2014)
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useR! 2014
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John Chambers mentioned H2O
… so I gave it a try
CrimeMap -> poster
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About H2O.ai
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Company OverviewFounded 2011 Venture-backed, debuted in 2012
Products • H2O Open Source In-Memory AI Prediction Engine• Sparkling Water• Deep Water• Steam
Mission Operationalize Data Science, and provide a platform for users to build beautiful data products
Team 70 employees• Distributed Systems Engineers doing Machine Learning• World-class visualization designers
Headquarters Mountain View, CA
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H2O.ai Offers AI Open Source PlatformProduct Suite to Operationalize Data Science with Visual Intelligence
In-Memory, Distributed Machine Learning
Algorithms with Speed and Accuracy
H2O Integration with Spark. Best Machine Learning on
Spark.
100% Open Source
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Visual Intelligence and UX Framework For Data Interpretation and Story Telling on top of Beautiful Data Products
Operationalize and Streamline Model Building, Training and Deployment
Automatically and Elastically
State-of-the-art Deep Learning on GPUs with TensorFlow, MXNet or Caffe with the ease of use of H2O
DeepWater
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11Joe (UK)
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Scientific Advisory Council
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H2O Community Growth
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Why H2O?
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H2O at Budapest Data Forum 2017
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Very easy to use
Powerful
Much faster than scikit-learn
Prefer H2O when data is large
https://www.reddit.com/r/MachineLearning/comments/6g5yjh/discussion_how_good_is_h2o/
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H2O for Academic Research
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http://www.sciencedirect.com/science/article/pii/S0377221716308657
https://arxiv.org/abs/1509.01199
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Szilard Pafka’s Comment
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https://speakerdeck.com/szilard/machine-learning-with-h2o-dot-ai-budapest-data-science-meetup-july-2016
https://github.com/szilard/benchm-ml
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H2O Machine Learning Platform
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HDFS
S3
NFS
DistributedIn-Memory
Load Data
Loss-lessCompression
H2O Compute Engine
Production Scoring Environment
Exploratory &Descriptive
Analysis
Feature Engineering &
Selection
Supervised &Unsupervised
Modeling
ModelEvaluation &
Selection
Predict
Data & ModelStorage
Model Export:Plain Old Java Object
YourImagination
Data Prep Export:Plain Old Java Object
Local
SQL
High Level Architecture
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H2O + R
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Use H2O with OtherR Packages
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https://github.com/woobe/h2o_demos/tree/master/human_activitiy_recognition_with_smartphones
Train a PCA model with H1. 2OVisualize PCs with plotly2.Deploy as a Shiny app3.
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H2O + Python
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H2O Flow (Web) Interface
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docs.h2o.ai
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TensorFlow
• Open source machine learning framework by Google
• Python / C++ API
• TensorBoard• Data Flow Graph Visualization
• Multi CPU / GPU• v0.8+ distributed machines support
• Multi devices support• desktop, server and Android devices
• Image, audio and NLP applications
• HUGE Community
• Support for Spark, Windows …
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https://github.com/tensorflow/tensorflow
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https://github.com/dmlc/mxnethttps://www.zeolearn.com/magazine/amazon-to-use-mxnet-as-deep-learning-framework
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Caffe
• Convolution Architecture For Feature Extraction (CAFFE)
Pure C++ / CUDA architecture •for deep learning
Command line, Python and •MATLAB interface
Model Zoo•Open collection of models•
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https://docs.google.com/presentation/d/1UeKXVgRvvxg9OUdh_UiC5G71UMscNPlvArsWER41PsU/
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H2O Deep Learning in Action
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TensorFlow , MXNet, Caffe and H2O DLdemocratize the power of deep learning.
H2O platform democratizes artificial intelligence & big data science.
There are other open source deep learning libraries like Theano and Torch too.
Let’s have a party, this will be fun!
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Deep Water Next-Gen Distributed Deep Learning with H2O
H2O integrates with existing GPUbackends for significant performance gains
One Interface - GPU Enabled - Significant Performance GainsInherits All H2O Properties in Scalability, Ease of Use and Deployment
Recurrent Neural Networksenabling natural language processing, sequences, time series, and more
Convolutional Neural Networks enabling Image, video, speech recognition
Hybrid Neural Network Architectures enabling speech to text translation, image captioning, scene parsing and more
Deep Water
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Available Networks in Deep Water
LeNet•
AlexNet•
VGGNet•
Inception (GoogLeNet)•
ResNet (Deep Residual •Learning)
Build Your Own•
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ResNet
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Example: Deep Water + H2O FlowChoosing different network structures
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Choosing different backends(TensorFlow, MXNet, Caffe)
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Unified Interface (Deep Water + R)
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Choosing different network structures
and backends
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Unified Interface (Deep Water + Python)
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Change backend to“mxnet”, “caffe” or “auto”
Choosing different network structures
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https://github.com/h2oai/h2o-3/tree/master/examples/deeplearning/notebooks
Deep Water Example notebooks
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Deep Water Cat/Dog/Mouse Demo
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Deep Water R Demo
• H2O + MXNet + TensorFlow• Dataset – Cat/Dog/Mouse
• MXNet & TensorFlow as GPU backend
• Train LeNet (CNN) models
• R Demo
Code and Data•github.com/h• 2oai/deepwater
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Data – Cat/Dog/Mouse Images
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Data – CSV
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Deep Water – Basic UsageLive Demo if Possible
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Import CSV
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Train a CNN (LeNet) Model on GPU
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Easy Switch
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Deep Water – Custom Network
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Xxx
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Saving the custom network structure as a file
Configure custom network structure(MXNet syntax)
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Train a Custom Network
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Point it to the custom network structure file
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Conclusions
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Project “Deep Water”
• H2O + TF + MXNet + Caffe• A powerful combination of widely
used open source machine learning libraries.
• All Goodies from H2O• Inherits all H2O properties in
scalability, ease of use and deployment.
• Unified Interface• Allows users to build, stack and
deploy deep learning models from different libraries efficiently.
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Download and Try Deep Water•https://www.h• 2o.ai/download/
100• % Open SourceThe party will get bigger!•
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Latest H2O DevelopmentsH2O + xgboost, Automatic Machine Learning (AutoML), word2vec …
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Other H2O Developments
• H2O + xgboost [Link]
• Stacked Ensembles [Link]
• Automatic Machine Learning [Link]
• Time Series [Link]
High Availability Mode in •Sparkling Water [Link]
word• 2vec [Link]
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Conference Organizers & •Sponsors
Arató• Bence
Szilard • Pafka
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Thank you!
• Code, Slides & Documents• bit.ly/h2o_meetups
• docs.h2o.ai
• Contact• [email protected]
• @matlabulous
• github.com/woobe
• Please search/ask questions on Stack Overflow• Use the tag `h2o` (not H2 zero)