28th International Conference on Database and Expert Systems Applications (DEXA 2017 )

    August 28, 2017
    10:30 - 12:00

    DEXA - Session 1A : Semantic Web and Semantics

    Location : 6 (Lecture Hall 6)

    Session Chair : Emir Munoz

  • MULDER: Querying the Linked Data Web by Bridging RDF Molecule Templates
    Kemele M. Endris, Mikhail Galkin, Ioanna Lytra, Maria-Esther Vidal, Sören Auer, Mohamed N. Mami

  • QAestro - Semantic-based Composition of Question Answering Pipelines
    Kuldeep Singh, Ioanna Lytra, Maria-Esther Vidal, Dharmen Punjani, Harsh Thakkar, Christoph Lange, Auer Sören

  • Nested Forms with Dynamic Suggestions for Quality RDF Authoring
    Pierre Maillot, Sébastien Ferré, Peggy Cellier, Mireille Ducassé, Franck Partouche

  • LinkedMDR: A Collective Knowledge Representation of a Heterogeneous Document Corpus
    Nathalie Charbel, Christian Sallaberry, Sébastien Laborie, Gilbert Tekli, Richard Chbeir

    August 28, 2017
    10:30 - 12:00

    DEXA - Session 1B : Graph Matching

    Location : 7 (Lecture Hall 7)

    Session Chair : Linfei Zhou

  • A Graph Matching Based Method for Dynamic Passenger-centered Ridesharing
    Jia Shi, Yifeng Luo, Shuigeng Zhou, Jihong Guan

  • Answering Graph Pattern Matching Using Views : A Revisit
    Xin Wang

  • Towards an Integrated Graph Algebra for Graph Pattern Matching with Gremlin
    Harsh Thakkar, Dharmen Punjani, Soeren Auer, Maria-Esther Vidal

    August 28, 2017
    13:30 - 15:00

    DEXA - Session 2A : Data Modeling, Data Abstraction, and Uncertainty

    Location : 6 (Lecture Hall 6)

    Session Chair : Idir Amine Amarouche

  • Online Lattice-based Abstraction of User Groups
    Behrooz Omidvar-Tehrani, Sihem Amer-Yahia

  • Probabilistic MaxRS Queries on Uncertain Data
    Yuki Nakayama, Daichi Amagata, Takahiro Hara

  • On Addressing the Empty Answer Problem in Uncertain Knowledge Bases
    Ibrahim Dellal, Stephane Jean, Allel Hadjali, Brice Chardin, Mickael Baron

  • Language Constructs for a Datalog Compiler
    Stefan Brass

    August 28, 2017
    13:30 - 15:00

    DEXA - Session 2B : Preferences and Query Optimization

    Location : 7 (Lecture Hall 7)

    Session Chair : Sven Helmer

  • Temporal Conditional Preference Queries on Streams
    Marcos Roberto Ribeiro, Maria Camila N. Barioni, Sandra de Amo, Claudia Roncancio, Cyril Labbé

  • Efficient Processing of Aggregate Reverse Rank Queries
    Yuyang Dong, Hanxiong Chen, Kazutaka Furuse, Hiroyuki Kitagawa

  • Storing Join Relationships for Fast Join Query Processing
    Mohammed Hamdi, Feng Yu, Sarah Alswedani, Wen-Chi Hou

  • Access Patterns Optimization in Distributed Databases Using Data Reallocation
    Adrian Sergiu Darabant, Leon Tambulea, Viorica Varga

    August 29, 2017
    09:00 - 10:30

    DEXA - Session 3A : Data Integration and RDF Matching

    Location : 6 (Lecture Hall 6)

    Session Chair : Kuldeep Singh

  • Semantic Web Datatype Similarity: Towards Better RDF Document Matching
    Irvin Dongo, Firas Al-Khalil, Richard Chbeir, Yudith Cardinale

  • SJoin: A Semantic Join Operator to Integrate Heterogeneous RDF Graphs
    Mikhail Galkin, Diego Collarana, Ignacio Traverso-Ribon, Maria-Esther Vidal, Sören Auer

  • Choosing Data Integration Approaches Based on Data Source Characterization
    Julio Cesar Cardoso Tesolin, Maria Claudia Cavalcanti

    August 29, 2017
    09:00 - 10:30

    DEXA - Session 3B : Security and Privacy (I)

    Location : 7 (Lecture Hall 7)

    Session Chair : Anne Kayem

  • Towards Privacy-preserving Record Linkage with Record-wise Linkage Policy
    Takahito Kaiho, Wen-jie Lu, Toshiyuki Amagasa, Jun Sakuma

  • Two-phase preference disclosure in attributed social networks
    Younes Abid, Abdessamad Imine, Amedeo Napoli, Chedy Raïssi, Michaël Rusinowitch

  • Access Control Policies for Relational Databases in Data Exchange Process
    Adel Jbali, Salma Sassi

    August 29, 2017
    13:30 - 15:00

    DEXA - Session 4A : Web Search

    Location : 6 (Lecture Hall 6)

    Session Chair : Dionysis Athanasopoulos

  • Orion: a Cypher-based Web Data Extractor
    Edimar Manica, Carina Dorneles, Renata Galante

  • Search and Aggregation in XML Documents
    Abdelmalek Habi, Brice Effantin, Hamamache Kheddouci

  • Truthfulness of candidates in set of t-uples expansion
    Ngurah Agus Sanjaya ER, Mouhamadou Lamine Ba, Talel Abdessalem, Stephane Bressan

  • Representing and Learning Human Behavior Patterns with Contextual Variability
    Paula Lago, Claudia Roncancio, Claudia Jiménez-Guarín, Cyril Labbé

    August 29, 2017
    13:30 - 15:00

    DEXA - Session 4B : Data Clustering

    Location : 7 (Lecture Hall 7)

    Session Chair : Younes Abid

  • Interactive Exploration of Subspace Clusters for High Dimensional Data
    Jesper Kristensen, Son T. Mai, Jon Jacobsen, Ira Assent, Bay Vo, Anh Le

  • Co-clustering for Microdata Anonymization
    Tarek Benkhelif, Françoise Fessant, Fabrice Clérot, Guillaume Raschia

  • STATS - A Point Access Method for Multidimensional Clusters
    Giannis Evagorou, Thomas Heinis

  • Qualitative AHP Method Based on Multiple Criteria Levels Under Group of Experts
    Amel Ennaceur, Zied Elouedi, Eric Lefevre

    August 29, 2017
    15:30 - 17:30

    DEXA - Session 5A : Top-K and Skyline Queries

    Location : 6 (Lecture Hall 6)

    Session Chair : Marcos Roberto Ribeiro

  • Skyline-Based Feature Selection for Polarity Classification in Social Networks
    Fayçal Rédha Saidani, Allel Hadjali, Idir Rassoul, Djamal Belkasmi

  • Group Top-k Spatial Keyword Query Processing in Road Networks
    Hermann Ekomie, Kai Yao, Jianjun Li, Guohui Li, Yanhong Li

  • Geo-Social Keyword Top-k data monitoring over sliding window
    Shunya Nishio, Daichi Amagata, Takahiro Hara

  • Geo-Social Keyword Skyline Queries
    Naoya Taguchi, Daichi Amagata, Takahiro Hara

  • FTGWS: Forming Optimal Tutor Group for Weak Students Discovered in Educational Settings
    Yonghao Song, Hengyi Cai, Xiaohui Zheng, Qiang Qiu, Yan Jin, Xiaofang Zhao

    August 29, 2017
    15:30 - 17:30

    DEXA - Session 5B : Data Mining and Big Data

    Location : 7 (Lecture Hall 7)

    Session Chair : Mikhail Galkin

  • Mining Cardinalities from Knowledge Bases
    Emir Munoz, Matthias Nickles

  • Incremental Frequent Itemsets Mining with IPPC Tree
    Van Quoc Phuong Huynh, Josef Küng, Tran Khanh Dang

  • MapFIM : Memory Aware Parallelized Frequent Itemset Mining in Very Large Datasets
    Khanh-Chuong Duong, Mostafa Bamha, Arnaud Giacometti, Dominique Li, Arnaud Soulet, Christel Vrain

  • Utilizing Bat Algorithm to Optimize Membership Functions for Fuzzy Association Rules Mining
    Anping Song, Jiaxin Song, Xuehai Ding, Guoliang Xu, Jianjiao Chen

  • A Formal Approach for Failure Detection in Large-Scale Distributed Systems using Abstract State Machines
    Andreea Buga, Sorana Tania Nemes

    August 30, 2017
    09:00 - 10:30

    DEXA - Session 6A : Security and Privacy (II)

    Location : 6 (Lecture Hall 6)

    Session Chair : Stefan Nadschläger

  • Generating k-Anonymous Microdata by Fuzzy Possibilistic Clustering
    Balkis Abidi, Sadok Ben Yahia

  • Lightweight Privacy-Preserving Task Assignment in Skill-Aware Crowdsourcing
    Louis Béziaud, Tristan Allard, David Gross-Amblard

  • Clustering Heuristics for Efficient t-closeness Anonymisation
    Anne Kayem, Christoph Meinel

    August 30, 2017
    09:00 - 10:30

    DEXA - Session 6B : Service Computing

    Location : 7 (Lecture Hall 7)

    Session Chair : Andreaa Buga

  • A QoS-aware Web Service Composition Approach Based on Genetic Programming and Graph Databases
    Alexandre Sawczuk da Silva, Ewan Moshi, Hui Ma, Sven Hartmann

  • Combining Web-Service and Rule-based systems to implement a reliable DRG-Solution
    Idir Amine Amarouche, Lydia Rabia, Tayeb Kenaza

  • Usage-aware Service Identification for Architecture Migration of Object-oriented Systems to SoA
    Dionysis Athanasopoulos

    August 30, 2017
    13:30 - 15:00

    DEXA - Session 7A : Continuous and Temporal Data, and Continuous Query Language

    Location : 6 (Lecture Hall 6)

    Session Chair : Viorica Varga

  • On Computing Temporal Aggregates over Null Time Intervals
    Kai Cheng

  • A Continuous Query Language for Stream-based Artifacts
    Maroun Abi Assaf, Youakim Badr, Youssef Amghar

  • Past Indeterminacy in Data Warehouse Design
    Christina Khnaisser, Luc Lavoie, Anita Burgun, Jean-Francois Ethier

    August 30, 2017
    13:30 - 15:00

    DEXA - Session 7B : Text Processing and Semantic Search

    Location : 7 (Lecture Hall 7)

    Session Chair : Fayçal Saidani

  • A Case for Term Weighting using a Dictionary on GPUs
    Toshiaki Wakatsuki, Atsushi Keyaki, Jun Miyazaki

  • Process and Tool-support to Collaboratively Formalize Statutory Texts by Executable Models
    Bernhard Waltl, Thomas Reschenhofer, Florian Matthes

  • A Bayesian Approach for Semantic Search based on DAG-Shaped Ontologies
    Anna Formica, Michele Missikoff, Elaheh Pourabbas, Francesco Taglino

    August 30, 2017
    15:30 - 17:30

    DEXA - Session 8A : Indexing and Concurrency Control Methods

    Location : 6 (Lecture Hall 6)

    Session Chair : Josef Küng

  • Indexing Multiple-Instance Objects
    Linfei Zhou, Wei Ye, Zhen Wang, Claudia Plant, Chrisitian Boehm

  • Novel Indexing Strategy and Similarity Measures for Gaussian Mixture Models
    Linfei Zhou, Wei Ye, Bianca Wackersreuther, Claudia Plant, Chrisitian Boehm

  • A Concurrency Control Protocol That Selects Accessible Replicated Pages to Avoid Latch Collisions for B-Trees in Manycore Environments
    Tomohiro Yoshihara, Haruo Yokota

  • Non-order preserving index for Encrypted Database Management System
    Wai Kit Wong, Kwok Wai Wong, Willy Yue, David Cheung

    August 30, 2017
    15:30 - 17:30

    DEXA - Session 8B : Data Warehouse and Data Stream Warehouse

    Location : 7 (Lecture Hall 7)

    Session Chair : Elaheh Pourabbas

  • A Variety-Sensitive Approach for ETL Processes
    Nabila Berkani, Ladjel Bellatreche

  • Integrating the R Language Runtime System with a Data Stream Warehouse
    Carlos Ordonez, Theodore Johnson, Simon Urbanek, Valdislav Shkayenkup, Divesh Srivastava

  • Cleaning out Web Spam by Entropy-based Cascade Outlier Detection
    Sha Wei, Yan Zhu

  • Logical schema for data warehouse on column-oriented NoSQL databases
    Mohamed Boussahoua, Omar Boussaid, Fadila Bentayeb

    August 31, 2017
    09:00 - 10:30

    DEXA - Session 9A : Data Mining and Machine Learning

    Location : 6 (Lecture Hall 6)

    Session Chair : Zakia Challal

  • PALM: A Parallel Mining Algorithm for Extracting Maximal Frequent Conceptual Links from Social Networks
    Erick Stattner, Reynald Eugenie, Martine Collard

  • Learning Interactions from Web Service Logs
    Hamza Labbaci, Brahim Medjahed, Youcef Aklouf

  • Data Driven Generation of Synthetic Data with Support Vector Data Description
    Fajrian Yunus, Ashish Dandekar, Stephane Bressan

  • Conversion Rate Estimation in Online Advertising via Exploring Potential Impact of Creative
    Junxiang Jiang, Huiqiang Jiang

    August 31, 2017
    09:00 - 10:30

    DEXA - Session 9B : Recommender Systems and Query Recommendation

    Location : 7 (Lecture Hall 7)

    Session Chair : Behrooz Omidvar-Tehrani

  • A NoSQL Data-based Personalized Recommendation System for C2C e-Commerce
    Tran Khanh Dang, An Khuong Vo, Josef Küng

  • Recommending Diverse and Personalized Travel Packages
    Idir Benouaret, Dominique Lenne

  • Association Rule based Approach to Improve Diversity of Query Recommendations
    Mittapally Kumara Swamy, Polepalli Krishna Reddy, Subhash Bhalla

  • How to Find the Best Rated Items on a Likert Scale and How Many Ratings Are Enough
    Qing Liu, Debabrota Basu, Shruti Goel, Talel Abdessalem, Stephane Bressan

    August 31, 2017
    13:30 - 15:00

    DEXA - Session 10A : Graph Algorithms

    Location : 6 (Lecture Hall 6)

    Session Chair : Xin Wang

  • Itinerary Planning with Category Constraints Using a Probabilistic Approach
    Paolo Bolzoni, Fabio Persia, Sven Helmer

  • Minimizing Negative Influence in Social Networks A Graph OLAP Based Approach
    Zakia Challal, Omar Boussaid, Kamel Boukhalfa

  • Hypergraph Drawing by Force-directed Placement
    Naheed Anjum Arafat, Stephane Bressan

  • A Fast Heuristic for Finding Near-optimal Groups for Vehicle Platooning in Road Networks
    Dietrich Steinmetz, Gerrit Burmester, Sven Hartmann

    August 31, 2017
    13:30 - 15:00

    DEXA - Session 10B : Semantic Clustering and Data Classification

    Location : 7 (Lecture Hall 7)

    Session Chair : Idir Benouaret

  • F-SED: Feature-centric Social Event Detection
    Elio Mansour, Gilbert Tekli, Philippe Arnould, Richard Chbeir, Yudith Cardinale

  • Generating Fake But Realistic Headlines Using Deep Neural Networks
    Ashish Dandekar, Remmy A. M. Zen, Stephane Bressan

  • Exploit Label Embedding for Enhancing Network Classification
    Yiqi Chen, Tieyun Qian, Zhong Ming, Xuhui Li