Publications

(2020). A Recommender System for Investing in Early-Stage Enterprises. ACM/SIGAPP Symposium on Applied Computing (SAC).

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(2020). Ranking Papers by their Short-Term Scientific Impact. Computing Research Repository (CoRR).

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(2020). Proceedings of the 4th ACM SIGSPATIAL Workshop on Location-Based Recommendations, Geosocial Networks, and Geoadvertising (LocalRec). ACM.

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(2020). LocalRec 2020 Workshop Report: The Fourth ACM SIGSPATIAL Workshop on Location-Based Recommendations, Geosocial Networks and Geoadvertising (LocalRec). ACM SIGSPATIAL Special.

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(2020). Fairness and Diversity in Social-Based Recommender Systems. ACM Conference on User Modeling, Adaptation and Personalization (UMAP), Adjunct Publication.

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(2020). Designing a recommender system for board games. ACM/SIGAPP Symposium on Applied Computing (SAC).

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(2020). Databases and Information Systems in the AI Era: Contributions from ADBIS, TPDL and EDA 2020 Workshops and Doctoral Consortium. ADBIS, TPDL and EDA 2020 Common Workshops and Doctoral Consortium - International Workshops: DOING, MADEISD, SKG, BBIGAP, SIMPDA, AIMinScience 2020 and Doctoral Consortium, Lyon, France, August 25-27, 2020, Proceedings.

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(2020). DANOS: A Human-Centered Decentralized Simulator in SIOT. ACM Conference on User Modeling, Adaptation and Personalization (UMAP), Adjunct Publication.

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(2020). Building User Trust in Recommendations via Fairness and Explanations. ACM Conference on User Modeling, Adaptation and Personalization (UMAP), Adjunct Publication.

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(2020). A Decentralized Recommendation Engine in the Social Internet of Things. ACM Conference on User Modeling, Adaptation and Personalization (UMAP), Adjunct Publication.

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(2019). Top-N group recommendations with fairness. ACM/SIGAPP Symposium on Applied Computing (SAC).

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(2019). The Role of Activity and Similarity in Rating and Social Behavior in Social Recommender Systems. International Journal on Artificial Intelligence Tools (IJAIT).

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(2019). The Impact of Social Connections in Personalization. ACM Conference on User Modeling, Adaptation and Personalization (UMAP), Adjunct Publication.

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(2019). Proceedings of the 3rd ACM SIGSPATIAL Workshop on Location-Based Recommendations, Geosocial Networks and Geoadvertising (LocalRec). ACM.

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(2019). Proceedings of the 16th International Symposium on Spatial and Temporal Databases, SSTD 2019, Vienna, Austria, August 19-21, 2019. ACM.

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(2019). Modeling Uncertainty in Group Recommendations. ACM Conference on User Modeling, Adaptation and Personalization (UMAP), Adjunct Publication.

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(2019). LocalRec 2019 Workshop Report: The Third ACM SIGSPATIAL Workshop on Location-Based Recommendations, Geosocial Networks and Geoadvertising (LocalRec). ACM SIGSPATIAL Special.

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(2019). Diversity and Novelty in Social-Based Collaborative Filtering. ACM Conference on User Modeling, Adaptation and Personalization (UMAP).

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(2019). Defining and Measuring Fairness in Location Recommendations. ACM SIGSPATIAL International Workshop on Location-Based Recommendations, Geosocial Networks and Geoadvertising (LocalRec).

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(2019). A Common Approach for Consumer and Provider Fairness in Recommendations. ACM Conference on Recommender Systems (RecSys), Late-Breaking Results.

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(2018). Selecting Services for Multiple Users: Let's Be Democratic. IEEE Transactions on Services Computing (TSC).

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(2018). Selecting representative and diverse spatio-textual posts over sliding windows. International Conference on Scientific and Statistical Database Management (SSDBM).

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(2018). Mining User Behavior in Social Recommender Systems. International Conference on Web Intelligence, Mining and Semantics (WIMS).

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(2018). Efficient progressive and diversified top-k best region search. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2017). Snapshot and continuous points-based trajectory search. GeoInformatica.

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(2017). Inferring Venue Visits from GPS Trajectories. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2017). Group Recommendations by Learning Rating Behavior. ACM Conference on User Modeling, Adaptation and Personalization (UMAP).

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(2017). Finding The Most Preferred Path. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2017). Finding Socio-Textual Associations Among Locations. International Conference on Extending Database Technology (EDBT).

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(2017). Continuous Summarization of Streaming Spatio-Textual Posts. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2017). (μ)TOP: Spatio-Temporal Detection and Summarization of Locally Trending Topics in Microblog Posts. International Conference on Extending Database Technology (EDBT).

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(2016). Keyword-based retrieval of frequent location sets in geotagged photo trails. ACM Conference on Web Science (WebSci).

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(2016). Identifying and Describing Streets of Interest. International Conference on Extending Database Technology (EDBT).

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(2016). High Performance Parallel Summed-Area Table Kernels for Multi-core and Many-core Systems. International Conference on Parallel and Distributed Computing (EuroPar).

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(2016). Finding desirable objects under group categorical preferences. Knowledge and Information Systems (KAIS).

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(2016). Coverage and diversity aware top-k query for spatio-temporal posts. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2015). Spatial Cohesion Queries. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2015). Proceedings of the Workshop on Location-Aware Recommendations (LocalRec). CEUR-WS.org.

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(2015). LocalRec'15: Workshop on Location-Aware Recommendations. ACM Conference on Recommender Systems (RecSys).

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(2015). Learning the Role and Behavior of Users in Group Decision Making. International Workshop on Decision Making and Recommender Systems.

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(2015). Finding Desirable Objects under Group Categorical Preferences. Computing Research Repository (CoRR).

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(2015). Efficient Point-Based Trajectory Search. International Symposium on Spatial and Temporal Databases (SSTD).

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(2014). RIPPLE: A Scalable Framework for Distributed Processing of Rank Queries. International Conference on Extending Database Technology (EDBT).

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(2014). Regionally influential users in location-aware social networks. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2014). Reconciling Multiple Categorical Preferences with Double Pareto-Based Aggregation. International Conference on Database Systems for Advanced Applications (DASFAA).

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(2014). MR-microT: a MapReduce-based MicroRNA target prediction method. International Conference on Scientific and Statistical Database Management (SSDBM).

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(2014). Efficient Identification of the Highest Diversity Gain Object. International Workshop on Information Search, Integration and Personalization (ISIP).

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(2014). Continuous monitoring of nearest trajectories. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2014). A Study on External Memory Scan-Based Skyline Algorithms. International Conference on Database and Expert Systems Applications (DEXA).

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(2013). Routing Directions: Keeping it Fast and Simple. ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (SIGSPATIAL).

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(2013). Routing Directions: Keeping it Fast and Simple. Computing Research Repository (CoRR).

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(2013). Index-based query processing on distributed multidimensional data. GeoInformatica.

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(2012). Majority-Rule-Based Web Service Selection. International Conference on Web Information Systems Engineering (WISE).

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(2012). Evaluating Path Queries over Frequently Updated Route Collections. IEEE Transactions on Knowledge and Data Engineering (TKDE).

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(2012). Diachronic linked data: towards long-term preservation of structured interrelated information. International Workshop on Open Data (WOD).

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(2012). Approximate regional sequence matching for genomic databases. VLDB Journal.

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(2011). On enhancing scalability for distributed RDF/S stores. International Conference on Extending Database Technology (EDBT).

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(2011). MIDAS: Multi-attribute Indexing for Distributed Architecture Systems. International Symposium on Spatial and Temporal Databases (SSTD).

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(2011). Dynamic Pickup and Delivery with Transfers. International Symposium on Spatial and Temporal Databases (SSTD).

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(2010). Ranking and Clustering Web Services Using Multicriteria Dominance Relationships. IEEE Transactions on Services Computing (TSC).

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(2010). Probabilistic contextual skylines. IEEE International Conference on Data Engineering (ICDE).

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(2010). k-Anonymity in the Presence of External Databases. IEEE Transactions on Knowledge and Data Engineering (TKDE).

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(2009). Topologically Sorted Skylines for Partially Ordered Domains. IEEE International Conference on Data Engineering (ICDE).

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(2009). Top-emphk dominant web services under multi-criteria matching. International Conference on Extending Database Technology (EDBT).

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(2009). Partially materialized digest scheme: an efficient verification method for outsourced databases. VLDB Journal.

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(2009). Hierarchically compressed wavelet synopses. VLDB Journal.

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(2009). Evaluating Reachability Queries over Path Collections. International Conference on Scientific and Statistical Database Management (SSDBM).

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(2008). Serving the Sky: Discovering and Selecting Semantic Web Services through Dynamic Skyline Queries. IEEE International Conference on Semantic Computing (ICSC).

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(2008). On-line discovery of hot motion paths. International Conference on Extending Database Technology (EDBT).

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(2008). Efficient Semantic Web Service Discovery in Centralized and P2P Environments. International Semantic Web Conference (ISWC).

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(2008). Caching Dynamic Skyline Queries. International Conference on Scientific and Statistical Database Management (SSDBM).

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(2007). Exploiting duality in summarization with deterministic guarantees. ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD).

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(2007). Continuous Medoid Queries over Moving Objects. International Symposium on Spatial and Temporal Databases (SSTD).

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(2006). Fast Approximate Wavelet Tracking on Streams. International Conference on Extending Database Technology (EDBT).

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(2006). Constructing Optimal Wavelet Synopses. International Conference on Extending Database Technology (EDBT) Workshops.

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(2006). A Study on Workload-Aware Wavelet Synopses for Point and Range-Sum Queries. ACM International Workshop on Data Warehousing and OLAP (DOLAP).

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(2005). SHIFT-SPLIT: I/O Efficient Maintenance of Wavelet-Transformed Multidimensional Data. ACM SIGMOD International Conference on Management of Data (SIGMOD).

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(2005). Hybrid Query and Data Ordering for Fast and Progressive Range-Aggregate Query Answering. International Journal of Data Warehousing and Mining (IJDWM).

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