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

  • [08:30-08:35] Welcome speech
    Katja Hose and Oscar Romero
  • [08:35-09:35] Invited talk. Exploring RDF Graphs through Summarization and Analytic Query Discovery
    Ioana Manolescu (Inria Saclay - Ecole Polytechnique, France)
  • [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

  • [10:30-10:55] Query-Centric Regression for In-DBMS Analytics
    Qingzhi Ma and Peter Triantafillou
  • [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
  • [11:20-11:35] On Evaluating Performance of Balanced Optimization of ETL Processes for Streaming Data Sources
    Michal Bodziony, Szymon Roszyk and Robert Wrembel
  • [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

  • [13:00-13:25] Towards Conversational OLAP
    Matteo Francia, Enrico Gallinucci and Matteo Golfarelli
  • [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
  • [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

  • [15:00-15:25] Hierarchical Property Set Merging for SPARQL Query Optimization [BEST PAPER AWARD DOLAP 2020]
    Marios Meimaris, George Papastefanatos and Panos Vassiliadis
  • [15:25-15:50] Query Optimization for Large Scale Clustered RDF Data
    Ishaq Zouaghi, Amin Mesmoudi, Jorge Galicia, Ladjel Bellatreche and Taoufik Aguili
  • [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