![Page 1: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/1.jpg)
On-demand Text Analytics and Metadata Management with S4
Marin Dimitrov, Alexander Simov, Yavor Petkov
Ontotext AD
May 20th, 2015
On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 #1 May 2015
![Page 2: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/2.jpg)
• Semantic Technologies for Smart Data Management
• Self-Service Semantic Suite (S4)
• S4 Architecture
• Comparison with Other Approaches
• Future work
Contents
#2 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
![Page 3: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/3.jpg)
Semantic Technologies for Smart Data Management
• Semantic Search
– Semantic, exploratory search
– Metadata driven content
• Text Mining & Interlinking
– People, locations, organisations, topics
– Discover implicit relations
– Reuse open knowledge graphs
• Graph Database
– Flexible RDF graph data model
– Ontology metadata layer
#3 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
![Page 4: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/4.jpg)
RDF for smart data management
• Standards compliance
– Based on a mature set of W3C standards: RDF/S, OWL, SPARQL
– Portability & interoperability
• Schema-less data integration, easy querying of diverse data
• Complex & exploratory queries
• Infer implicit relations in the graph
• Reuse open knowledge graphs (Linked Open Data)
#4 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
![Page 5: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/5.jpg)
What is S4?
#5 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
![Page 6: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/6.jpg)
• On-demand capabilities for text analytics, content enrichment and metadata management
– Text analytics for news, life sciences and social media
– RDF graph database as-a-service
– Access to large open knowledge graphs
• Available anytime, anywhere
– Simple RESTful services
• Simple, pay-per-use pricing
– No upfront commitments
What is S4?
#6 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
![Page 7: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/7.jpg)
S4 Architecture
#7 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
applications
applications
Web UI
routing nodes
data nodes
coordinator
storage notifications
Docker repository
account / quota management
monitoring & logging metadata
store
text analytics
document queue
FactForge semantic
warehouse
![Page 8: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/8.jpg)
Dealing with Failures
#8 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
applications
applications
Web UI
routing nodes
data nodes
coordinator
storage notifications
Docker repository
account / quota management
monitoring & logging metadata
store
text analytics
document queue
FactForge semantic
warehouse
![Page 9: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/9.jpg)
• Text analytics – Alchemy, Bitext, DatumBox, MeaningCloud, OpenCalais,
OpenAmplify, Saplo, Semantria, etc.
• RDF Database-as-a-Service – Dydra, OpenLink
• S4 provides an integrated suit of key semantic data management capabilities: – Ontology based text analytics
– RDF data management
– Knowledge graphs
Comparison with Other Approaches
#9 May 2015
![Page 10: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/10.jpg)
• Text analytics – Multi-lingual text analytics
– Sentiment analytics
– JSON-LD output format
• RDF databases – Strategies for co-locating databases based on usage stats
– Integration of Linked Data Fragment based containers
• Knowledge Graphs – Private knowledge graph databases with DBpedia/Wikidata
– 3rd party Linked Data visualisation & exploration tools
Future Work
#10 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
![Page 11: On-demand Text Analytics and Metadata Management with S4](https://reader035.vdocuments.mx/reader035/viewer/2022081210/55bac115bb61eb152e8b4595/html5/thumbnails/11.jpg)
Thank you!
#11 On-demand Text Analytics and Metadata Management with S4 / ESaaSA 2015 May 2015
s4.ontotext.com