Crowdsourcing

A Framework for Supporting Privacy Preservation Functions in a Mobile Cloud Environment, 23rd IEEE International Conference on Mobile Data Management MDM, 2022

Dimitrios Tomaras, Michail Tsenos, Vana Kalogeraki

A holistic approach for modeling and predicting bike demand, Elsevier, Inf. Syst., 2023

Dimitrios Tomaras, Ioannis Boutsis, Vana Kalogeraki

Multi-Objective Online Task Allocation in Spatial Crowdsourcing Systems, 2020 IEEE 40th International Conference on Distributed Computing Systems (ICDCS)

E Mitsopoulou, I Litou, V Kalogeraki

A cost-aware incentive mechanism in mobile crowdsourcing systems, 2018 19th IEEE International Conference on Mobile Data Management (MDM), 239-244, 6, 2018

E Mitsopoulou, I Boutsis, V Kalogeraki, JY Yu

Crowd-based ecofriendly trip planning, 2018 19th IEEE International Conference on Mobile Data Management (MDM)

D Tomaras, V Kalogeraki, T Liebig, D Gunopulos

Evaluating the health state of urban areas using multi-source heterogeneous data, 2018 IEEE WoWMoM

D Tomaras, V Kalogeraki, N Zvgouras, N Panagiotou, D Gunopulos

Social event scheduling, 2018 IEEE 34th International Conference on Data Engineering (ICDE), 1272-1275, 4, 2018

N Bikakis, V Kalogeraki, D Gunopulos

Efficient Scheduling of Multiple Data Transfers in Mobile Applications, 2018 IEEE International Conference on Pervasive Computing and Communications Workshops

V Kalogeraki, G Tzouros

ParkForU: A Dynamic Parking-Matching and Price-Regulator Crowdsourcing Algorithm for Mobile Applications, 2018 IEEE International Conference on Pervasive Computing and Communications Workshops

E Mitsopoulou, V Kalogeraki

Location Privacy-Preserving Applications and Services, Handbook of Mobile Data Privacy, 373-398, 2018

I Boutsis, V Kalogeraki

Modeling and Predicting Bike Demand in Large City Situations, PERCOM, 2018, IEEE

Dimitrios Tomaras, Ioannis Boutsis and Vana Kalogeraki

Efficient Parking Allocation for SmartCities, 10th International Conference on PErvasive Technologies Related to Assistive Environments (PETRA), Rhodes, Greece, June 21 – 23, 2017

Ellen Mitsopoulou, Vana Kalogeraki

Context-aware point of interest recommendation using tensor factorization, 2016 IEEE International Conference on Big Data (Big Data), Washington D.C., USA, December 5-8, 2016

Stathis Maroulis, Ioannis Boutsis, Vana Kalogeraki

LOCAl: a personalized cache mechanism for location-based social networks, 24th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems(ACM SIGSPATIAL), San Francisco Airport Marriott Waterfront, California, USA, October 31 – November 3, 2016

Dimitrios Tomaras, Ioannis Boutsis, Vana Kalogeraki, Dimitrios Gunopulos

State Detection Using Adaptive Human Sensor Sampling, Fourth AAAI Conference on Human Computation and Crowdsourcing (HCOMP), Austin, TX, USA, October 30 – November 3, 2016

Ioannis Boutsis, Vana Kalogeraki, Dimitrios Gunopulos

Reliable crowdsourced event detection in smartcities, International Workshop on Science of Smart City Operations and Platforms Engineering (SCOPE), Vienna, Austria, April 11, 2016,

Ioannis Boutsis, Vana Kalogeraki, Dimitrios Gunopulos

Mining Urban Data (Part B)

Gennady Andrienko, Dimitrios Gunopulos, Yannis Ioannidis, Vana Kalogeraki, Ioannis Katakis, Katharina Morik, Olivier Verscheure

Using Human Social Sensors for Robust Event Location Detection, DCOSS, Washington DC, USA, May 26 – 28 2016

Ioannis Boutsis, Vana Kalogeraki

A fast and efficient entity resolution approach for preserving privacy in mobile data, International Congress on Big Data, San Francisco, USA, June 27 – July 2, 2016

Ioannis Boutsis, Vana Kalogeraki

Location privacy for crowdsourcing applications, UbiComp, Heidelberg, Germany, September 12-16 2016

Ioannis Boutsis, Vana Kalogeraki

CrowdAlert: a mobile app for event reporting and user alerting in real-time,ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp), Heidelberg, Germany, September 12-16 2016

Ioannis Boutsis, Vana Kalogeraki

Intelligent Urban Data Monitoring for Smart Cities, ECML,Riva del Garda, Italy,19-23 September 2016

Nikolaos Panagiotou, Nikolas Zygouras, Ioannis Katakis, Dimitrios Gunopulos, Nikos Zacheilas, Ioannis Boutsis, Vana Kalogeraki, Stephen Lynch, Brendan O’Brien

INSIGHT: Dynamic Traffic Management Using Heterogeneous Urban Data, ECML, Riva del Garda, Italy,19-23 September 2016

Nikolaos Panagiotou, Nikolas Zygouras, Ioannis Katakis, Dimitrios Gunopulos, Nikos Zacheilas, Ioannis Boutsis, Vana Kalogeraki, Stephen Lynch, Brendan O’Brien, Dermot Kinane, Jakub Mareček, Jia Yuan Yu, Rudi Verago, Elizabeth Daly, Nico Piatkowski, Thomas Liebig, Christian Bockermann, Katharina Morik, Francois Schnitzler, Matthias Weidlich, Avigdor Gal, Shie Mannor, Hendrik Stange, Werner Halft, Gennady Andrienko

Efficient techniques for time-constrained information dissemination using location-based social networks

Iouliana Litou, Ioannis Boutsis, Vana Kalogeraki

Insights on a Scalable and Dynamic Traffic Management System, EDBT, Brussels, Belgium, March 23-27, 2015

Nikolaos Zygouras, Nikos Zacheilas, Vana Kalogeraki, Dermot Kinane, Dimitrios Gunopulos
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On task assignment for real-time reliable crowdsourcing, ICDCS, Madrid Spain,June 30-3rd July,2014

Ioannis Boutsis, Vana Kalogeraki
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Towards real-time emergency response using crowdsourcing, PETRA, Rhodes,Greece, May 27-30, 2014

Ioannis Boutsis, Dimitrios Tomaras, Vana Kalogeraki
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Understanding event attendance through analysis of human crowd behavior in social networks, DEBS, Mumbai, India, May 26th-29th, 2014

Stavroula Karanikolaou, Ioannis Boutsis, Vana Kalogeraki
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Heterogeneous Stream Processing and Crowdsourcing for Urban Traffic Management, EDBT, Athens, Greece, March 24-28, 2014

Alexander Artikis, Matthias Weidlich, Francois Schnitzler, Ioannis Boutsis, Thomas Liebig, Nico Piatkowski, Christian Bockermann, Katharina Morik, Vana Kalogeraki, Jakub Marecek, Avigdor Gal, Shie Mannor, Dimitrios Gunopulos, Dermot Kinane
Paper in PDF

An architecture for detecting events in real-time using massive heterogeneous data sources

George Valkanas, Dimitrios Gunopulos, Ioannis Boutsis, Vana Kalogeraki, Proceedings of the 2nd International Workshop on Big Data, Streams and Heterogeneous Source Mining: Algorithms, Systems, Programming Models and Applications (BigMine), Chicago, Illinois, USA, 2013
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Efficient Event Detection by Exploiting Crowds

Ioannis Boutsis, Vana Kalogeraki, Dimitrios Gunopulos, 7th ACM International Conference on Distributed Event-Based Systems(DEBS), Arlington, Texas, USA, 2013
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Crowdsourcing under Real-Time Constraints

Ioannis Boutsis, Vana Kalogeraki, 27th IEEE International Parallel & Distributed Processing Symposium (IPDPS), Boston, Massachusetts, 2013
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Privacy Preservation for Paricipatory Sensing Data

Ioannis Boutsis, Vana Kalogeraki, 11th IEEE International Pervasive Computing and Communication conference (PerCom), San Diego, California, 2013
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Misco: A System for Data Analysis Applications on Networks of Smartphones using MapReduce

Theofilos Kakantousis, Ioannis Boutsis, Vana Kalogeraki, Dimitrios Gunopulos, Giorgos Gasparis, Adam Dou, 13th International Conference on Mobile Data Management (MDM), Bengaluru, India, 2012
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