Category Archive: Seminar

Apr 01

First LINKS-OAK joint workshop

When:Friday, April 3, from 10.00 to 15.45 (approximately) Where:PCRI Building, room 445 PhD Student talks: Raphael Bonaque: Structured, Social and Semantic Search. Damian Bursztyn: Optimized reformulation query answering for RDF-S and/or DLLite-R. Radu Ciucanu: Learning Path Queries on Graph Databases. Paul Lagrée: A Network-Aware Approach for Searching As-You-Type and Personalizing Answers in Social Media. Katerina …

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Permanent link to this article: https://team.inria.fr/oak/2015/04/01/first-links-oak-joint-workshop/

Mar 27

Helena Galhardas: Speeding up information extraction programs – a holistic optimizer and a learning-based approach to rank documents

When:Friday, March 27, at 14.00 Where:PCRI Building, room 445 Who: Helena Galhardas, INESC-ID and IST/University of Lisbon Title: Speeding up information extraction programs – a holistic optimizer and a learning-based approach to rank documents Abstract: A wealth of information produced by individuals and organisations is expressed in natural language text. Text lacks the explicit structure …

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Permanent link to this article: https://team.inria.fr/oak/2015/03/27/helena-galhardas-speeding-up-information-extraction-programs-a-holistic-optimizer-and-a-learning-based-approach-to-rank-documents/

Mar 11

Cristina Sirangelo: Querying incomplete data

When: Thursday, March 12, at 10.30 Where: PCRI building, room 445 Who: Cristina Sirangelo, École Normale Supérieure de Cachan Title: Querying incomplete data Abstract: Data is incomplete when it contains missing/unknown information, or more generally when it is only partially available, e.g. because of restrictions on data access. Incompleteness is receiving a renewed interest as it is …

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Permanent link to this article: https://team.inria.fr/oak/2015/03/11/cristina-sirangelo-querying-incomplete-data/

Feb 12

Nicoleta Preda: ANGIE in wonderland

When: Friday, February 13, at 14.00 Where: PCRI building, room 445 Who: Nicoleta Preda Title: ANGIE in wonderland Abstract: In recent years, several important content providers such as Amazon, Musicbrainz, IMDb, Geonames, Google, and Twitter, have chosen to export their data through Web services. To unleash the potential of these sources for new intelligent applications, the data has to …

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Permanent link to this article: https://team.inria.fr/oak/2015/02/12/nicoleta-preda-angie-in-wonderland/

Feb 01

Paolo Papotti: Beyond declarative mapping and cleaning

When: Monday, February 2, at 14.00 Where: PCRI building, room 445 Who: Paolo Papotti Title: Beyond declarative mapping and cleaning Abstract: In the “big data” era, data integration is a popular activity both in academia and in industry. Integrating hundreds of heterogeneous sources on a daily basis requires a great amount of manual work in order to have data …

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Permanent link to this article: https://team.inria.fr/oak/2015/02/01/paolo-papotti-beyond-declarative-mapping-and-cleaning/

Jan 15

Puya – Hossein Vahabi: Social media and Blogging

When: Friday, January 16, at 14.00 Where: PCRI building, room 445 Who: Puya – Hossein Vahabi Title: Social media and Blogging Abstract: The talk will be focused on Social Media and Blogging. In particular I’ll present three different works: 1. A novel approach for as-you-type network-aware top-k keyword search over social media; 2. A novel approach to harness the …

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Permanent link to this article: https://team.inria.fr/oak/2015/01/15/puya-hossein-vahabi-social-media-and-blogging/

Jan 15

Yanlei Diao: Supporting Scientific Analytics under Data Uncertainty and Query Uncertainty

When: Friday, January 16, at 10.00 Where: PCRI building, room 455 Who: Y. Diao Title: Supporting Scientific Analytics under Data Uncertainty and Query Uncertainty Abstract: Data management is becoming increasingly important in large-scale scientific applications such as computational astrophysics, severe weather monitoring, and genomics. In this talk, I present our recent work to address two major challenges raised by …

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Permanent link to this article: https://team.inria.fr/oak/2015/01/15/yanlei-diao-supporting-scientific-analytics-under-data-uncertainty-and-query-uncertainty/

Dec 04

Yannis Velegrakis: On building more human query answering systems

When: Thursday, December 4, at 10.00 Where: PCRI building, room 455 Who: Y. Velegrakis Title: On building more human query answering systems Abstract: The underlying principle behind every query answering system is the existence of a query describing the information of interest. When this model is applied to non-expert users, two traditional issues become highly significant. The first is …

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Permanent link to this article: https://team.inria.fr/oak/2014/12/04/yannis-velegrakis-on-building-more-human-query-answering-systems/

Nov 26

Konstantinos Karanasos: Dynamically Optimizing Queries over Large Scale Data Platforms

When: Wednesday, November 26, at 11.00 Where: PCRI building, room 445 Who: Konstantinos Karanasos Title: Dynamically Optimizing Queries over Large Scale Data Platforms Abstract: Enterprises are adapting large-scale data processing platforms, such as Hadoop, to gain actionable insights from their “big data”. Query optimization is still an open challenge in this environment due to the volume and heterogeneity of …

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Permanent link to this article: https://team.inria.fr/oak/2014/11/26/konstantinos-karanasos-dynamically-optimizing-queries-over-large-scale-data-platforms/

Oct 24

Tamer Özsu: Web Data Management in the RDF Age

When: Friday, October 24, at 14.00 Where: PCRI building, room 445 Who: Dan Olteanu, associate professor at University of Oxford Title: *Yo Dawg, We Heard You Like Datalog Engines* … so we put a Datalog engine inside your Datalog engine, so you can derive while you derive! Abstract: The emerging category of smart database systems …

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Permanent link to this article: https://team.inria.fr/oak/2014/10/24/dan-olteanu-yo-dawg-we-heard-you-like-datalog-engines-so-we-put-a-datalog-engine-inside-your-datalog-engine-so-you-can-derive-while-you-derive/

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