A Pareto-based scheduler for exploring cost-performance trade-offs for MapReduce workloads
N. Zacheilas, V. Kalogeraki,
EURASIP J Emb. Sys. 2017: 29 (2017)

Efficient Techniques for Time-Constrained Information Dissemination using Location-based Social Networks
I. Litou, I. Boutsis, V. Kalogeraki,
Information Systems journal, 22 December 2015 (available online), in press

DIsCO: DynamIc Data COmpression in Distributed Stream Processing Systems
Nikos Zacheilas, Vana Kalogeraki,
DAIS 2017: 19-33, Neuchatel, Switzerland, June 2017

Maximizing Determinism in Stream Processing Under Latency Constraints
Nikos Zacheilas, Vana Kalogeraki, Yiannis Nikolakopoulos, Vincenzo Gulisano, Marina Papatriantafillou, Philippas Tsigas,
DEBS 2017: 112-123, Barcelona, Spain, 18-23 June 2017 (best paper award)

ExpREsS: EneRgy Efficient Scheduling of Mixed Stream and Batch Processing Workloads
Stathis Maroulis, Nikos Zacheilas, Vana Kalogeraki,
ICAC 2017: 27-32, Columbus, Ohio, USA, 17-21 July 2017

Pythia: A System for Online Topic Discovery of Social Media Posts
Iouliana Litou, Vana Kalogeraki,
ICDCS 2017: 911-921, Atlanta, GA, USA, 5-8 5-8 June 2017

A Framework for Efficient Energy Scheduling of Spark Workloads
Stathis Maroulis, Nikos Zacheilas, Vana Kalogeraki,
ICDCS 2017: 911-921, Atlanta, GA, USA, 5-8 5-8 June 2017

Influence Maximization in a Many Cascades World
Iouliana Litou, Vana Kalogeraki, Dimitrios Gunopulos,
ICDCS 2017: 911-921, Atlanta, GA, USA, 5-8 5-8 June 2017

Lessons Learnt from the analysis of a bike sharing system
Dimitrios Tomaras, Ioannis Boutsis, Vana Kalogeraki,
PETRA 2017: 261-264, Rhodes, Greece, June 2017

Mining hidden constrained streams in practice: Informed search in dynamic filter spaces
Nikolaos Panagiotou, Ioannis Katakis, Dimitrios Gunopulos, Vana Kalogeraki, Elizabeth Daly, Jia Yuan Yum Brendan O’Brien,
ASONAM 2016: 571-578, San Francisco, CA, Aug 2016

A Fast and Efficient Entity Resolution Approach for Preserving Privacy in Mobile Data
Ioannis Boutsis, Vana Kalogeraki,
BigData Congress 2016: 173-180, June 27-July 2, 2016, San Francisco, CA

Context-aware point of interest recommendation using tensor factorization
Stathis Maroulis, Ioannis Boutsis, Vana Kalogeraki,
BigData 2016: 963-968, Dec 5-8, 2016, Washington, DC, USA

First Story Detection using Entities and Relations
Nikolaos Panagiotou, Cen Akkaya, Kostas Tsioutsiouliklis, Vana Kalogeraki, Dimitrios Gunopulos,
COLING 2016: 3237-3244, Dec 11-16, 2016, Osaka, Japan

LOCAl: a personalized cache mechanism for location-based social networks
Dimitrios Tomaras, Ioannis Boutsis, Vana Kalogeraki, Dimitrios Gunopulos,
SIGSPATIAL/GIS 2016: 78:1-78:4, Oct 31 – Nov 3, 2016, Burlingame, CA

Location privacy for crowdsourcing applications
Ioannis Boutsis, Vana Kalogeraki,
UbiComp 2016: 694-705, Sept 12-16, 2016, Heidelberg, Germany

CrowdAlert: a mobile app for event reporting and user alerting in real-time
Ioannis Boutsis, Vana Kalogeraki,
UbiComp 2016: 694-705, Sept 12-16, 2016, Heidelberg, Germany

On Topic Aware Recommendation to Increase Popularity in Microblogging Services
Iouliana Litou, Vana Kalogeraki, Dimitrios Gunopulos
OTM Conferences 2016: 673-681, 25-26 Oct 2016, Rhodes, Greece

ChEsS: Cost-Effective Scheduling across Multiple Heterogeneous MapReduce Clusters
N. Zacheilas, V. Kalogeraki
The 13th IEEE International Conference on Autonomic Computing (ICAC 2016), Wurzburg, Germany, July 2016

Dynamic Load Balancing Techniques for Distributed Complex Event Processing Systems
N. Zacheilas, N. Zygouras, N. Panagiotou, V. Kalogeraki, D. Gunopulos
11th International Federated Conference on Distributed Computing Techniques (DAIS 2016), Heraklion, Greece, June 2016

Real-Time and Cost-Effective Limitation of Misinformation Propagation
I. Litou, V. Kalogeraki, I. Katakis, D. Gunopulos
17th IEEE International Conference on Mobile Data Management (MDM 2016), Porto, Portugal, June 2016

Using Human Social Sensors for Robust Event Location Detection
I. Boutsis, V. Kalogeraki
2016 IEEE International Conference on Distributed Computing in Sensor Systems (DCOSS 2016), Washington, DC, May 2016

Pareto-based Scheduling of MapReduce Workloads
N. Zacheilas, V. Kalogeraki
19th IEEE International Symposium on Real-Time Computing (IEEE ISORC 2016), York, UK, May 2016

Reliable Crowdsourced Event Detection in Smart Cities
I. Boutsis, V. Kalogeraki, D. Gunopulos
Cyber Physical Systems (CPS) Week, 1st International Workshop on Science of Smart City Operations and Platforms Engineering, Vienna, Austria, April 2016

ICU: A tool for Intent Filtering on Android devices
E. Bakopoulou, P. Thanopoulos, I. Boutsis, V. Kalogeraki
9th International Conference on Pervasive Technologies Related to Assistive Environments (PETRA 2016), Corfu Island, Greece, June-July 2016

Complete Coverage Path Planning for arbitrary number of Unmanned Aerial Vehicles
D. Dedousis, V. Kalogeraki
9th International Conference on Pervasive Technologies Related to Assistive Environments (PETRA 2016), Corfu Island, Greece, June-July 2016

Elastic Complex Event Processing exploiting Prediction
Nikos Zacheilas, Vana Kalogeraki, Nikolas Zygouras, Nikolaos Panagiotou, Dimitrios Gunopulos
BigData 2015, Santa Clara, CA, Oct 2015

A Model for Identifying Misinformation in Online Social Networks
Sotiris Antondiadis, Iouliana Litou, Vana Kalogeraki
ODBASE 2015, Rhodes, Greece, Oct 2015, pages 473-482

Insights on a Scalable and Dynamic Traffic Management System
Nikolaos Zygouras, Nikos Zacheilas, Vana Kalogeraki, Dermot Kinane, Dimitrios Gunopulos
EDBT 2015, Brussels, Belgium, March 2015, pp. 653-664

A Framework for Cost-Effective Scheduling of MapReduce Applications
Nikos Zacheilas, Vana Kalogeraki
ICAC 2015, Grenoble, France, July 2015, pp. 147-148

Towards Detection of Faulty Traffic Sensors in Real-Time
Nikolaos Zygouras, Nikolaos Panagiotou, Nikos Zacheilas, Ioannis Boutsis, Vana Kalogeraki, Ioannis Katakis, Dimitrios Gunopulos,
MUD@ICML 2015, Lille, France, July 2015, pp. 53-62

Evaluating Distance Measures for Trajectories in the Mobile Setting
Nikolaos Larios, Christos Mitatakis, Vana Kalogeraki, Dimitrios Gunopulos
MUD@ICML 2015, Lille, France, July 2015, pp. 97-105

Personalized Event Recommendations Using Social Networks
Ioannis Boutsis, Stavroula Karanikolaou, Vana Kalogeraki
MDM 2015, Pittsburgh, Pennsylvania, USA, June 2015, pp. 84-93

Dynamic reduce task adjustment for hadoop workloads
Vaggelis Antypas, Nikos Zacheilas, Vana Kalogeraki
Panhellenic Conference on Informatics 2015, Athens, Greece, Oct 2015, pp. 203-208

Travel time estimation in real-time using buses as speed probes
Dimitrios Tomaras, Ioannis Boutsis, Vana Kalogeraki
IQ2S PerCom 2015, St. Louis, Missouri, USA, March 2015, pp. 63-68

Efficient Dissemination of Emergency Information using a Social Network
Iouliana Litou, Ioannis Boutsis, Vana Kalogeraki
MUD 2014, Athens, Greece, March 2014, pp. 347-354

Heterogeneous Stream Processing and Crowdsourcing for Urban Traffic Management
Alexander Artikis, Matthias Weidlich, François Schnitzler, Ioannis Boutsis, Thomas Liebig, Nico Piatkowski, Christian Bockermann, Katharina Morik, Vana Kalogeraki, Jakub Marecek, Avigdor Gal, Shie Mannor, Dimitrios Gunopulos, Dermot Kinane
EDBT/ICDT 2014 Joint Conference, Athens, Greece, March 2014, pp. 712-723

On task assignment for real-time reliable crowdsourcing
I. Boutsis, V. Kalogeraki
IEEE 34th International Conference on Distributed Computing Systems, ICDCS 2014, Madrid, Spain, June 30 - July 3, 2014

Using Location-based Social Networks for Time-Constrained Information Dissemination
Iouliana Litou, Ioannis Boutsis, Vana Kalogeraki
IEEE 15th International Conference on Mobile Data Management, MDM 2014, Brisbane, Australia, July 14-18, 2014

Real-Time Scheduling of Skewed MapReduce Jobs in Heterogeneous Environments
Nikos Zaheilas, Vana Kalogeraki
11th International Conference on Autonomic Computing, ICAC '14, USENIX, Philadelphia, PA, USA, June 18-20, 2014

Understanding Event Attendance through Analysis of Human Crowd Behavior in Social Network
Stavroula Karanikolaou, Ioannis Boutsis, Vana Kalogeraki
The 8th ACM International Conference on Distributed Event-Based Systems, DEBS 2014, pages 322-325, Mumbai, India, May 2014 (poster)

Heterogeneous Stream Processing and Crowdsourcing for Traffic Monitoring: Highlights
François Schnitzler, 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 and Dermot Kinane
ECML/PKDD (3): 520-523

Efficient Dissemination of Emergency Information using a Social Network
Iouliana Litou, Ioannis Boutsis, Vana Kalogeraki
Mining Urban Data (MUD) - EDBT/ICDT 2014 Workshop, Athens, Greece, 2014

An architecture for detecting events in real-time using massive heterogeneous data sources
Alexander Artikis, Matthias Weidlich, Francois Schnitzler, Ioannis Boutsis, Thomas Liebig, Nico Piatkowski, Christian Bockermann, Katharina Morik, Vana Kalogeraki, Jakub Marecek, Avigdor Gal, Shie Mannor, Dermot Kinane, Dimitrios Gunopulos
Proceedings of the 17th International Conference on Extending Database Technology (EDBT), Athens, Greece, 2014

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

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

Mobile Stream Sampling under Time Constraints
Ioannis Boutsis, Vana Kalogeraki
14th International Conference on Mobile Data Management(MDM), Milan, Italy, 2013

Using smart mobile devices for monitoring in assistive environments
D. Kotsakos, P. Sakkos, V. Kalogeraki, D. Gunopulos
PSENSE Workshop, PETRA 2013, Rhodes, Greece, May 2013