Find the presentations of the invited talk and the papers in the DOLAP 2020 online program.
08:30-10:00 Session 1
Session Chair: Katja Hose
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08:30-08:35] Welcome speech
Katja Hose and Oscar Romero
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08:35-09:35] Invited talk. Exploring RDF Graphs through Summarization and Analytic Query Discovery
Ioana Manolescu (Inria Saclay - Ecole Polytechnique, France)
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09:35-10:00] Learning Analysis Patterns using a Contextual Edit Distance
Clement Moreau,
Veronika Peralta, Patrick Marcel and Thomas Devogele
10:00-10:30 Coffee Break
10:30-12:00 Session 2
Session Chair: Patrick Marcel
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10:30-10:55] Query-Centric Regression for In-DBMS Analytics
Qingzhi Ma and Peter Triantafillou
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10:55-11:20] K-means: k estimation solution based on kd-tree in a massive data context
Nabil El Malki, Franck Ravat and Olivier Teste
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11:20-11:35] On Evaluating Performance of Balanced Optimization of ETL Processes for Streaming Data Sources
Michal Bodziony, Szymon Roszyk and Robert Wrembel
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11:35-11:50] Caching Intermediates in a Column-Store with Late Materialization: An Initial Study
Viacheslav Galaktionov, Evgeniy Klyuchikov and George Chernishev
12:00-13:00 Lunch
13:00-14:30 Session 3
Session Chair: Oscar Romero
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13:00-13:25] Towards Conversational OLAP
Matteo Francia, Enrico Gallinucci and Matteo Golfarelli
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13:25-13:50] To Each His Own: Accommodating Data Variety by a Multimodel Star Schema
Sandro Bimonte, Yassine Hifdi, Mohammed Maliari, Stefano Rizzi and Patrick Marcel
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13:50-14:05] The Traveling Analyst Problem: Definition and preliminary study
Alexandre Chanson, Ben Crulis, Nicolas Labroche, Patrick Marcel, Veronika Peralta, Stefano Rizzi and Panos Vassiliadis
14:30-15:00 Coffee Break
15:00-16:30 Session 4
Session Chair: Veronika Peralta
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15:00-15:25] Hierarchical Property Set Merging for SPARQL Query Optimization
[BEST PAPER AWARD DOLAP 2020]
Marios Meimaris,
George Papastefanatos and Panos Vassiliadis
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15:25-15:50] Query Optimization for Large Scale Clustered RDF Data
Ishaq Zouaghi, Amin Mesmoudi, Jorge Galicia, Ladjel Bellatreche and Taoufik Aguili
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15:50-16:05] Large Scale Querying and Processing for Property Graphs
Mohamed Ragab
[16:05-16:20] An Approach to Automatically Detect and Visualize Bias in Data Analytics
Ana Lavalle, Alejandro Mate and Juan Trujillo