Vassilis J. Tsotras

ORCID

Publication Activity (10 Years)

Years Active: 1990-2024
Publications (10 Years): 53

Top Venues

Publications

Shamima Hossain, Christos Faloutsos, Boris Baer, Hyoseung Kim, Vassilis J. Tsotras
EBV: Electronic Bee-Veterinarian for Principled Mining and Forecasting of Honeybee Time Series. CoRR (2024)
James Fang, Dmitry Lychagin, Michael J. Carey, Vassilis J. Tsotras
A new window Clause for SQL++. VLDB J. 33 (3) (2024)
Akil Sevim, Ahmed Eldawy, E. Preston Carman, Michael J. Carey, Vassilis J. Tsotras
FUDJ: Flexible User-Defined Distributed Joins. ICDE (2024)
Shamima Hossain, Christos Faloutsos, Boris Baer, Hyoseung Kim, Vassilis J. Tsotras
EBV: Electronic Bee-Veterinarian for Principled Mining and Forecasting of Honeybee Time Series. SDM (2024)
Pritom Ahmed, Ahmed Eldawy, Vagelis Hristidis, Vassilis J. Tsotras
Reverse spatial top-k keyword queries. VLDB J. 32 (3) (2023)
Laila Abdelhafeez, Amr Magdy, Vassilis J. Tsotras
DDCEL: Efficient Distributed Doubly Connected Edge List for Large Spatial Networks. MDM (2023)
Reaz Uddin, Mehnaz Tabassum Mahin, Payas Rajan, Chinya V. Ravishankar, Vassilis J. Tsotras
Dwell Regions: Generalized Stay Regions for Streaming and Archival Trajectory Data. ACM Trans. Spatial Algorithms Syst. 9 (2) (2023)
Christina Pavlopoulou, Michael J. Carey, Vassilis J. Tsotras
Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems. SIGMOD Rec. 52 (1) (2023)
Laila Abdelhafeez, Amr Magdy, Vassilis J. Tsotras
SGPAC: generalized scalable spatial GroupBy aggregations over complex polygons. GeoInformatica 27 (4) (2023)
Andrés Calderón Romero, Vassilis J. Tsotras, Amr Magdy
Scalable Overlay Operations over DCEL Polygon Layers. SSTD (2023)
Christina Pavlopoulou, Michael J. Carey, Vassilis J. Tsotras
Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems. EDBT (2022)
Xikui Wang, Michael J. Carey, Vassilis J. Tsotras
Subscribing to big data at scale. Distributed Parallel Databases 40 (2) (2022)
Qizhong Mao, Steven Jacobs, Waleed Amjad, Vagelis Hristidis, Vassilis J. Tsotras, Neal E. Young
Comparison and evaluation of state-of-the-art LSM merge policies. VLDB J. 30 (3) (2021)
Tin Vu, Ahmed Eldawy, Vagelis Hristidis, Vassilis J. Tsotras
Incremental Partitioning for Efficient Spatial Data Analytics. Proc. VLDB Endow. 15 (3) (2021)
Mariam Salloum, Daniel R. Jeske, Wenxiu Ma, Vagelis Papalexakis, Christian R. Shelton, Vassilis J. Tsotras, Shuheng Zhou
Developing an Interdisciplinary Data Science Program. SIGCSE (2021)
Shahrzad Haji Amin Shirazi, Michael J. Carey, Vassilis J. Tsotras
Building an end-to-end BAD application. DEBS (2021)
Akil Sevim, Mehnaz Tabassum Mahin, Tin Vu, Ian Maxon, Ahmed Eldawy, Michael J. Carey, Vassilis J. Tsotras
A brief introduction to geospatial big data analytics with apache AsterixDB. SpatialAPI@SIGSPATIAL (2021)
Xikui Wang, Michael J. Carey, Vassilis J. Tsotras
Bridging BAD Islands: Declarative Data Sharing at Scale. CoRR (2021)
Bashar Romanous, Skyler Windh, Ildar Absalyamov, Prerna Budhkar, Robert J. Halstead, Walid A. Najjar, Vassilis J. Tsotras
Efficient local locking for massively multithreaded in-memory hash-based operators. VLDB J. 30 (3) (2021)
Elena Vladislavivna Strzheletska, Vassilis J. Tsotras
Reachability Queries with Transfer Decay. MDM (2021)
Elena Vladislavivna Strzheletska, Vassilis J. Tsotras
Reachability and Top-k Reachability Queries with Transfer Decay. CoRR (2021)
Steven Jacobs, Xikui Wang, Michael J. Carey, Vassilis J. Tsotras, Md. Yusuf Sarwar Uddin
BAD to the Bone: Big Active Data at its Core. CoRR (2020)
Christina Pavlopoulou, Michael J. Carey, Vassilis J. Tsotras
Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems. CoRR (2020)
Bashar Romanous, Mohammadreza Rezvani, Junjie Huang, Daniel Wong, Evangelos E. Papalexakis, Vassilis J. Tsotras, Walid A. Najjar
High-Performance Parallel Radix Sort on FPGA. FCCM (2020)
Min Xie, Raymond Chi-Wing Wong, Peng Peng, Vassilis J. Tsotras
Being Happy with the Least: Achieving α-happiness with Minimum Number of Tuples. ICDE (2020)
Xikui Wang, Michael J. Carey, Vassilis J. Tsotras
Subscribing to Big Data at Scale. CoRR (2020)
Laila Abdelhafeez, Amr Magdy, Vassilis J. Tsotras
Scalable Spatial GroupBy Aggregations Over Complex Polygons. SIGSPATIAL/GIS (2020)
Xikui Wang, Michael J. Carey, Vassilis J. Tsotras
Bridging BAD Islands: Declarative Data Sharing at Scale. IEEE BigData (2020)
Steven Jacobs, Xikui Wang, Michael J. Carey, Vassilis J. Tsotras, Md. Yusuf Sarwar Uddin
BAD to the bone: Big Active Data at its core. VLDB J. 29 (6) (2020)
Prerna Budhkar, Ildar Absalyamov, Vasileios Zois, Skyler Windh, Walid A. Najjar, Vassilis J. Tsotras
Accelerating In-Memory Database Selections Using Latency Masking Hardware Threads. ACM Trans. Archit. Code Optim. 16 (2) (2019)
Vasileios Zois, Vassilis J. Tsotras, Walid A. Najjar
GPU Accelerated Top-K Selection With Efficient Early Stopping. ADMS@VLDB (2019)
Vasileios Zois, Vassilis J. Tsotras, Walid A. Najjar
Efficient Main-Memory Top-K Selection For Multicore Architectures. Proc. VLDB Endow. 13 (2) (2019)
Mike Izbicki, Evangelos E. Papalexakis, Vassilis J. Tsotras
Exploiting the Earth's Spherical Geometry to Geolocate Images. ECML/PKDD (2) (2019)
Mike Izbicki, Vagelis Papalexakis, Vassilis J. Tsotras
Geolocating Tweets in any Language at any Location. CIKM (2019)
Qizhong Mao, Steven Jacobs, Waleed Amjad, Vagelis Hristidis, Vassilis J. Tsotras, Neal E. Young
Experimental Evaluation of Bounded-Depth LSM Merge Policies. IEEE BigData (2019)
Reaz Uddin, Chinya V. Ravishankar, Vassilis J. Tsotras
Indexing moving object trajectories with hilbert curves. SIGSPATIAL/GIS (2018)
Vasileios Zois, Divya Gupta, Vassilis J. Tsotras, Walid A. Najjar, Jean-François Roy
Massively parallel skyline computation for processing-in-memory architectures. PACT (2018)
Ildar Absalyamov, Michael J. Carey, Vassilis J. Tsotras
Lightweight Cardinality Estimation in LSM-based Systems. SIGMOD Conference (2018)
Christina Pavlopoulou, E. Preston Carman Jr., Till Westmann, Michael J. Carey, Vassilis J. Tsotras
A Parallel and Scalable Processor for JSON Data. EDBT (2018)
Elena Vladislavivna Strzheletska, Vassilis J. Tsotras
Efficient Processing of Reachability Queries with Meetings. SIGSPATIAL/GIS (2017)
Reaz Uddin, Michael N. Rice, Chinya V. Ravishankar, Vassilis J. Tsotras
Assembly Queries: Planning and Discovering Assemblies of Moving Objects Using Partial Information. SIGSPATIAL/GIS (2017)
Pritom Ahmed, Mahbub Hasan, Abhijith Kashyap, Vagelis Hristidis, Vassilis J. Tsotras
Efficient Computation of Top-k Frequent Terms over Spatio-temporal Ranges. SIGMOD Conference (2017)
Steven Jacobs, Md. Yusuf Sarwar Uddin, Michael J. Carey, Vagelis Hristidis, Vassilis J. Tsotras, Nalini Venkatasubramanian, Yao Wu, Syed Safir, Purvi Kaul, Xikui Wang, Mohiuddin Abdul Qader, Yawei Li
A BAD Demonstration: Towards Big Active Data. Proc. VLDB Endow. 10 (12) (2017)
Ildar Absalyamov, Prerna Budhkar, Skyler Windh, Robert J. Halstead, Walid A. Najjar, Vassilis J. Tsotras
FPGA-accelerated group-by aggregation using synchronizing caches. DaMoN (2016)
Michael J. Carey, Steven Jacobs, Vassilis J. Tsotras
Breaking BAD: a data serving vision for big active data. DEBS (2016)
Shiwen Cheng, James Fang, Vagelis Hristidis, Harsha V. Madhyastha, Niluthpol Chowdhury Mithun, Dorian Jean Perkins, Amit K. Roy-Chowdhury, Moloud Shahbazi, Vassilis J. Tsotras
OSNI: Searching for Needles in a Haystack of Social Network Data. EDBT (2016)
Konstantinos Tsakalozos, Spiros Evangelatos, Fotis Psallidas, Marcos R. Vieira, Vassilis J. Tsotras, Alex Delis
DiVA: Using Application-Specific Policies to 'Dive' into Vector Approximations. Comput. J. 59 (9) (2016)
E. Preston Carman Jr., Till Westmann, Vinayak R. Borkar, Michael J. Carey, Vassilis J. Tsotras
A scalable parallel XQuery processor. IEEE BigData (2015)
E. Preston Carman Jr., Till Westmann, Vinayak R. Borkar, Michael J. Carey, Vassilis J. Tsotras
Apache VXQuery: A Scalable XQuery Implementation. CoRR (2015)
Robert J. Halstead, Ildar Absalyamov, Walid A. Najjar, Vassilis J. Tsotras
FPGA-based Multithreading for In-Memory Hash Joins. CIDR (2015)
Elena Vladislavivna Strzheletska, Vassilis J. Tsotras
RICC: Fast Reachability Query Processing on Large Spatiotemporal Datasets. SSTD (2015)
Roger Moussalli, Ildar Absalyamov, Marcos R. Vieira, Walid A. Najjar, Vassilis J. Tsotras
High performance FPGA and GPU complex pattern matching over spatio-temporal streams. GeoInformatica 19 (2) (2015)
Vinayak R. Borkar, Yingyi Bu, E. Preston Carman Jr., Nicola Onose, Till Westmann, Pouria Pirzadeh, Michael J. Carey, Vassilis J. Tsotras
Algebricks: a data model-agnostic compiler backend for big data languages. SoCC (2015)
Roger Moussalli, Mariam Salloum, Robert J. Halstead, Walid A. Najjar, Vassilis J. Tsotras
A study on parallelizing XML path filtering using accelerators. ACM Trans. Embed. Comput. Syst. 13 (4) (2014)
Wenyu Huo, Vassilis J. Tsotras
Efficient temporal shortest path queries on evolving social graphs. SSDBM (2014)
Sattam Alsubaiee, Yasser Altowim, Hotham Altwaijry, Alexander Behm, Vinayak R. Borkar, Yingyi Bu, Michael J. Carey, Inci Cetindil, Madhusudan Cheelangi, Khurram Faraaz, Eugenia Gabrielova, Raman Grover, Zachary Heilbron, Young-Seok Kim, Chen Li, Guangqiang Li, Ji Mahn Ok, Nicola Onose, Pouria Pirzadeh, Vassilis J. Tsotras, Rares Vernica, Jian Wen, Till Westmann
AsterixDB: A Scalable, Open Source BDMS. Proc. VLDB Endow. 7 (14) (2014)
Sattam Alsubaiee, Yasser Altowim, Hotham Altwaijry, Alexander Behm, Vinayak R. Borkar, Yingyi Bu, Michael J. Carey, Inci Cetindil, Madhusudan Cheelangi, Khurram Faraaz, Eugenia Gabrielova, Raman Grover, Zachary Heilbron, Young-Seok Kim, Chen Li, Guangqiang Li, Ji Mahn Ok, Nicola Onose, Pouria Pirzadeh, Vassilis J. Tsotras, Rares Vernica, Jian Wen, Till Westmann
AsterixDB: A Scalable, Open Source BDMS. CoRR (2014)
Mahbub Hasan, Abdullah Mueen, Vassilis J. Tsotras
Distributed Diversification of Large Datasets. IC2E (2014)
Mahbub Hasan, Abhijith Kashyap, Vagelis Hristidis, Vassilis J. Tsotras
User effort minimization through adaptive diversification. KDD (2014)
Michael N. Rice, Vassilis J. Tsotras
Parameterized algorithms for generalized traveling salesman problems in road networks. SIGSPATIAL/GIS (2013)
Roger Moussalli, Marcos R. Vieira, Walid A. Najjar, Vassilis J. Tsotras
Stream-Mode FPGA Acceleration of Complex Pattern Trajectory Querying. SSTD (2013)
Michael N. Rice, Vassilis J. Tsotras
Engineering Generalized Shortest Path queries. ICDE (2013)
Theodoros Lappas, Marcos R. Vieira, Dimitrios Gunopulos, Vassilis J. Tsotras
STEM: a spatio-temporal miner for bursty activity. SIGMOD Conference (2013)
Ildar Absalyamov, Roger Moussalli, Vassilis J. Tsotras, Walid A. Najjar
High-Performance XML Twig Filtering using GPUs. ADMS@VLDB (2013)
Jian Wen, Vinayak R. Borkar, Michael J. Carey, Vassilis J. Tsotras
Revisiting Aggregation for Data Intensive Applications: A Performance Study. CoRR (2013)
Vassilis J. Tsotras
Revisiting aggregation techniques for big data. DOLAP (2013)
Mariam Salloum, Xin Luna Dong, Divesh Srivastava, Vassilis J. Tsotras
Online Ordering of Overlapping Data Sources. Proc. VLDB Endow. 7 (3) (2013)
Marcos R. Vieira, Petko Bakalov, Erik G. Hoel, Vassilis J. Tsotras
A Spatial Caching Framework for Map Operations in Geographical Information Systems. MDM (2012)
Michael N. Rice, Vassilis J. Tsotras
Bidirectional A* Search with Additive Approximation Bounds. SOCS (2012)
Robert Geisberger, Michael N. Rice, Peter Sanders, Vassilis J. Tsotras
Route planning with flexible edge restrictions. ACM J. Exp. Algorithmics 17 (1) (2012)
Theodoros Lappas, Marcos R. Vieira, Dimitrios Gunopulos, Vassilis J. Tsotras
On The Spatiotemporal Burstiness of Terms. Proc. VLDB Endow. 5 (9) (2012)
Mahbub Hasan, Abdullah Mueen, Vassilis J. Tsotras, Eamonn J. Keogh
Diversifying query results on semi-structured data. CIKM (2012)
Wenyu Huo, Vassilis J. Tsotras
Querying Transaction-Time Databases under Branched Schema Evolution. DEXA (1) (2012)
Muhammad Reaz Uddin, Chinya V. Ravishankar, Vassilis J. Tsotras
Online Identification of Dwell Regions for Moving Objects. MDM (2012)
Theodoros Lappas, Marcos R. Vieira, Dimitrios Gunopulos, Vassilis J. Tsotras
On The Spatiotemporal Burstiness of Terms CoRR (2012)
Michael N. Rice, Vassilis J. Tsotras
Exact Graph Search Algorithms for Generalized Traveling Salesman Path Problems. SEA (2012)
Wenyu Huo, Vassilis J. Tsotras
A Comparison of Top-k Temporal Keyword Querying over Versioned Text Collections. DEXA (2) (2012)
Alexander Behm, Vinayak R. Borkar, Michael J. Carey, Raman Grover, Chen Li, Nicola Onose, Rares Vernica, Alin Deutsch, Yannis Papakonstantinou, Vassilis J. Tsotras
ASTERIX: towards a scalable, semistructured data platform for evolving-world models. Distributed Parallel Databases 29 (3) (2011)
Petko Bakalov, Erik G. Hoel, Wee-Liang Heng, Sudhakar Menon, Vassilis J. Tsotras
Editing and versioning for high performance network models in a multiuser environment. GeoInformatica 15 (4) (2011)
Muhammad Reaz Uddin, Chinya V. Ravishankar, Vassilis J. Tsotras
A System for Discovering Regions of Interest from Trajectory Data. SSTD (2011)
Marcos R. Vieira, Humberto Luiz Razente, Maria Camila Nardini Barioni, Marios Hadjieleftheriou, Divesh Srivastava, Caetano Traina Jr., Vassilis J. Tsotras
DivDB: A System for Diversifying Query Results. Proc. VLDB Endow. 4 (12) (2011)
Marcos R. Vieira, Petko Bakalov, Vassilis J. Tsotras
FlexTrack: A System for Querying Flexible Patterns in Trajectory Databases. SSTD (2011)
Muhammad Reaz Uddin, Chinya V. Ravishankar, Vassilis J. Tsotras
Finding Regions of Interest from Trajectory Data. Mobile Data Management (1) (2011)
Marcos R. Vieira, Vassilis J. Tsotras
Complex motion pattern queries for trajectories. ICDE Workshops (2011)
Roger Moussalli, Mariam Salloum, Walid A. Najjar, Vassilis J. Tsotras
Massively parallel XML twig filtering using dynamic programming on FPGAs. ICDE (2011)
Roger Moussalli, Robert J. Halstead, Mariam Salloum, Walid A. Najjar, Vassilis J. Tsotras
Efficient XML Path Filtering Using GPUs. ADMS@VLDB (2011)
Marcos R. Vieira, Humberto Luiz Razente, Maria Camila Nardini Barioni, Marios Hadjieleftheriou, Divesh Srivastava, Caetano Traina Jr., Vassilis J. Tsotras
On query result diversification. ICDE (2011)
Roger Moussalli, Mariam Salloum, Walid A. Najjar, Vassilis J. Tsotras
Accelerating XML Query Matching through Custom Stack Generation on FPGAs. HiPEAC (2010)
Marcos R. Vieira, Petko Bakalov, Vassilis J. Tsotras
Querying trajectories using flexible patterns. EDBT (2010)
Michael N. Rice, Vassilis J. Tsotras
Graph Indexing of Road Networks for Shortest Path Queries with Label Restrictions. Proc. VLDB Endow. 4 (2) (2010)
Wenyu Huo, Vassilis J. Tsotras
Search in Social Tagging Sites Using Multiple Social Networks. DASFAA (1) (2010)
Jian Wen, Vassilis J. Tsotras
On continuous monitoring top-k unsafe moving objects. GIS (2010)
Marcos R. Vieira, Enrique Frías-Martínez, Petko Bakalov, Vanessa Frías-Martínez, Vassilis J. Tsotras
Querying Spatio-temporal Patterns in Mobile Phone-Call Databases. Mobile Data Management (2010)
Abhishek Mitra, Marcos R. Vieira, Petko Bakalov, Vassilis J. Tsotras, Walid A. Najjar
Boosting XML filtering through a scalable FPGA-based architecture. CIDR (2009)
Petko Bakalov, Erik G. Hoel, Sudhakar Menon, Vassilis J. Tsotras
Versioning of Network Models in a Multiuser Environment. SSTD (2009)
Mariam Salloum, Vassilis J. Tsotras
Efficient and Scalable Sequence-Based XML Filtering. WebDB (2009)
Jian Wen, Vassilis J. Tsotras, Donghui Zhang
On continuously monitoring the top-k moving objects with relational group and score functions. ACM SIGSPATIAL Special 1 (3) (2009)
Marios Hadjieleftheriou, Vassilis J. Tsotras
Letter from the Special Issue Editor. IEEE Data Eng. Bull. 32 (4) (2009)
Demetrios Zeinalipour-Yazti, Zografoula Vagena, Vana Kalogeraki, Dimitrios Gunopulos, Vassilis J. Tsotras, Michail Vlachos, Nick Koudas, Divesh Srivastava
Finding the K highest-ranked answers in a distributed network. Comput. Networks 53 (9) (2009)
Adam Woss, Vassilis J. Tsotras
Experimental Evaluation of Query Processing Techniques over Multiversion XML Documents. WebDB (2009)

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Publication Activity (10 Years)

Top Topics

Top Venues

Vassilis J. Tsotras