George Kollios

102 papers A* 22A 3B 8C 1Journal 38Unranked 17
YearRankTypeTitle / Venue / Authors
2024 C conf
The Price of Privacy: A Performance Study of Confidential Virtual Machines for Database Systems.
DaMoN
Lina Qiu, Rebecca Taft, Alexander Shraer, George Kollios
2023 — conf
An Efficient Local Search Algorithm for Correlation Clustering on Large Graphs.
COCOA (1)
Nathan Cordner, George Kollios
2023 J jnl
Doquet: Differentially Oblivious Range and Join Queries with Private Data Structures.
Proc. VLDB Endow.
Lina Qiu, Georgios Kellaris, Nikos Mamoulis, Kobbi Nissim, George Kollios
2023 J jnl
Efficient Correlation Clustering Methods for Large Consensus Clustering Instances.
CoRR
Nathan Cordner, George Kollios
2021 A* conf
εpsolute: Efficiently Querying Databases While Providing Differential Privacy.
CCS
Dmytro Bogatov, Georgios Kellaris, George Kollios, Kobbi Nissim, Adam O'Neill
2019 J jnl
A Comparative Evaluation of Order-Revealing Encryption Schemes and Secure Range-Query Protocols.
Proc. VLDB Endow.
Dmytro Bogatov, George Kollios, Leonid Reyzin
2018 J jnl
A Comparative Evaluation of Order-Preserving and Order-Revealing Schemes and Protocols.
IACR Cryptol. ePrint Arch.
Dmytro Bogatov, George Kollios, Leonid Reyzin
2018 — ch.
Spatiotemporal Selectivity Estimation.
Encyclopedia of Database Systems (2nd ed.)
George Kollios
2018 A* conf
Top-k Query Processing on Encrypted Databases with Strong Security Guarantees.
ICDE
Xianrui Meng, Haohan Zhu, George Kollios
2017 J jnl
Accessing Data while Preserving Privacy.
CoRR
Georgios Kellaris, George Kollios, Kobbi Nissim, Adam O'Neill
2017 — ch.
Indexing Spatiotemporal Archives.
Encyclopedia of GIS
Marios Hadjieleftheriou, George Kollios, Vassilis J. Tsotras, Dimitrios Gunopulos
2017 — ch.
Mobile Object Indexing.
Encyclopedia of GIS
George Kollios, Vassilis J. Tsotras, Dimitrios Gunopulos
2017 J jnl
NED: An Inter-Graph Node Metric Based On Edit Distance.
Proc. VLDB Endow.
Haohan Zhu, Xianrui Meng, George Kollios
2017 — ch.
Trajectories, Discovering Similar.
Encyclopedia of GIS
George Kollios, Michail Vlachos, Dimitrios Gunopulos
2017 — ch.
Trip Planning Queries in Road Network Databases.
Encyclopedia of GIS
Feifei Li, Marios Hadjieleftheriou, George Kollios, Dihan Cheng, Shang-Hua Teng
2016 A* conf
Generic Attacks on Secure Outsourced Databases.
CCS
Georgios Kellaris, George Kollios, Kobbi Nissim, Adam O'Neill
2016 J jnl
NED: An Inter-Graph Node Metric Based On Edit Distance.
CoRR
Haohan Zhu, Xianrui Meng, George Kollios
2015 A* conf
GRECS: Graph Encryption for Approximate Shortest Distance Queries.
CCS
Xianrui Meng, Seny Kamara, Kobbi Nissim, George Kollios
2015 J jnl
GRECS: Graph Encryption for Approximate Shortest Distance Queries.
IACR Cryptol. ePrint Arch.
Xianrui Meng, Seny Kamara, Kobbi Nissim, George Kollios
2015 — conf
Modular Order-Preserving Encryption, Revisited.
SIGMOD Conference
Charalampos Mavroforakis, Nathan Chenette, Adam O'Neill, George Kollios, Ran Canetti
2015 J jnl
Secure Top-k Query Processing on Encrypted Databases.
CoRR
Xianrui Meng, Haohan Zhu, George Kollios
2014 B conf
Privacy Preserving Similarity Evaluation of Time Series Data.
EDBT
Haohan Zhu, Xianrui Meng, George Kollios
2014 J jnl
Sharing across Multiple MapReduce Jobs.
ACM Trans. Database Syst.
Tomasz Nykiel, Michalis Potamias, Chaitanya Mishra, George Kollios, Nick Koudas
2013 J jnl
Clustering Large Probabilistic Graphs.
IEEE Trans. Knowl. Data Eng.
George Kollios, Michalis Potamias, Evimaria Terzi
2012 J jnl
A Generic Framework for Efficient and Effective Subsequence Retrieval
CoRR
Haohan Zhu, George Kollios, Vassilis Athitsos
2012 J jnl
A Generic Framework for Efficient and Effective Subsequence Retrieval.
Proc. VLDB Endow.
Haohan Zhu, George Kollios, Vassilis Athitsos
2012 J jnl
Hum-a-song: A Subsequence Matching with Gaps-Range-Tolerances Query-By-Humming System.
Proc. VLDB Endow.
Alexios Kotsifakos, Panagiotis Papapetrou, Jaakko Hollmén, Dimitrios Gunopulos, Vassilis Athitsos, George Kollios
2012 J jnl
Mining poly-regions in DNA.
Int. J. Data Min. Bioinform.
Panagiotis Papapetrou, Gary Benson, George Kollios
2012 — ed.
Proceedings of the Eleventh ACM International Workshop on Data Engineering for Wireless and Mobile Access, MobiDE 2012, Scottsdale, AZ, USA, May 20, 2012
MobiDE
George Kollios, Yufei Tao, Mario A. Nascimento, Mohamed A. Sharaf
2011 J jnl
Embedding-based subsequence matching in time-series databases.
ACM Trans. Database Syst.
Panagiotis Papapetrou, Vassilis Athitsos, Michalis Potamias, George Kollios, Dimitrios Gunopulos
2011 — ed.
Proceedings of the Tenth ACM International Workshop on Data Engineering for Wireless and Mobile Access, MobiDE 2011, Athens, Greece, June 12, 2011
MobiDE
George Kollios, Yufei Tao
2010 J jnl
Authenticated Index Structures for Aggregation Queries.
ACM Trans. Inf. Syst. Secur.
Feifei Li, Marios Hadjieleftheriou, George Kollios, Leonid Reyzin
2010 J jnl
MRShare: Sharing Across Multiple Queries in MapReduce.
Proc. VLDB Endow.
Tomasz Nykiel, Michalis Potamias, Chaitanya Mishra, George Kollios, Nick Koudas
2010 J jnl
k-Nearest Neighbors in Uncertain Graphs.
Proc. VLDB Endow.
Michalis Potamias, Francesco Bonchi, Aristides Gionis, George Kollios
2009 J jnl
Authenticated indexing for outsourced spatial databases.
VLDB J.
Yin Yang, Stavros Papadopoulos, Dimitris Papadias, George Kollios
2009 J jnl
Mining frequent arrangements of temporal intervals.
Knowl. Inf. Syst.
Panagiotis Papapetrou, George Kollios, Stan Sclaroff, Dimitrios Gunopulos
2009 J jnl
Reference-Based Alignment in Large Sequence Databases.
Proc. VLDB Endow.
Panagiotis Papapetrou, Vassilis Athitsos, George Kollios, Dimitrios Gunopulos
2009 J jnl
Robust approximate aggregation in sensor data management systems.
ACM Trans. Database Syst.
Jeffrey Considine, Marios Hadjieleftheriou, Feifei Li, John W. Byers, George Kollios
2009 J jnl
Self-tuning management of update-intensive multidimensional data in clusters of workstations.
VLDB J.
Vassil Kriakov, George Kollios, Alex Delis
2009 J jnl
Small synopses for group-by query verification on outsourced data streams.
ACM Trans. Database Syst.
Ke Yi, Feifei Li, Graham Cormode, Marios Hadjieleftheriou, George Kollios, Divesh Srivastava
2009 — ch.
Spatio-Temporal Selectivity Estimation.
Encyclopedia of Database Systems
George Kollios
2008 — conf
Approximate embedding-based subsequence matching of time series.
SIGMOD Conference
Vassilis Athitsos, Panagiotis Papapetrou, Michalis Potamias, George Kollios, Dimitrios Gunopulos
2008 — ch.
Authenticated Index Structures for Outsourced Databases.
Handbook of Database Security
Feifei Li, Marios Hadjieleftheriou, George Kollios, Leonid Reyzin
2008 J jnl
BoostMap: An Embedding Method for Efficient Nearest Neighbor Retrieval.
IEEE Trans. Pattern Anal. Mach. Intell.
Vassilis Athitsos, Jonathan Alon, Stan Sclaroff, George Kollios
2008 J jnl
Efficient Processing of Top-k Queries in Uncertain Databases with x-Relations.
IEEE Trans. Knowl. Data Eng.
Ke Yi, Feifei Li, George Kollios, Divesh Srivastava
2008 A* conf
Efficient Processing of Top-k Queries in Uncertain Databases.
ICDE
Ke Yi, Feifei Li, George Kollios, Divesh Srivastava
2008 — ch.
Indexing Spatio-temporal Archives.
Encyclopedia of GIS
Marios Hadjieleftheriou, George Kollios, Vassilis J. Tsotras, Dimitrios Gunopulos
2008 — ch.
Mobile Object Indexing.
Encyclopedia of GIS
George Kollios, Vassilis J. Tsotras, Dimitrios Gunopulos
2008 A* conf
Nearest Neighbor Retrieval Using Distance-Based Hashing.
ICDE
Vassilis Athitsos, Michalis Potamias, Panagiotis Papapetrou, George Kollios
2008 A* conf
Randomized Synopses for Query Assurance on Data Streams.
ICDE
Ke Yi, Feifei Li, Marios Hadjieleftheriou, George Kollios, Divesh Srivastava
2008 A* conf
Spatial Outsourcing for Location-based Services.
ICDE
Yin Yang, Stavros Papadopoulos, Dimitris Papadias, George Kollios
2008 — ch.
Trajectories, Discovering Similar.
Encyclopedia of GIS
George Kollios, Michail Vlachos, Dimitrios Gunopulos
2008 — ch.
Trip Planning Queries in Road Network Databases.
Encyclopedia of GIS
Feifei Li, Marios Hadjieleftheriou, George Kollios, Dihan Cheng, Shang-Hua Teng
2007 B ed.
Advances in Spatial and Temporal Databases, 10th International Symposium, SSTD 2007, Boston, MA, USA, July 16-18, 2007, Proceedings
SSTD
Dimitris Papadias, Donghui Zhang, George Kollios
2007 A conf
Approximate Data Stream Joins in Distributed Systems.
ICDCS
Vassil Kriakov, Alex Delis, George Kollios
2007 A* conf
Norm, Point, and Distance Estimation Over Multiple Signals Using Max-Stable Distributions.
ICDE
Stilian Stoev, Marios Hadjieleftheriou, George Kollios, Murad S. Taqqu
2007 A* conf
Proof-Infused Streams: Enabling Authentication of Sliding Window Queries On Streams.
VLDB
Feifei Li, Ke Yi, Marios Hadjieleftheriou, George Kollios
2007 J jnl
Query-sensitive embeddings.
ACM Trans. Database Syst.
Vassilis Athitsos, Marios Hadjieleftheriou, George Kollios, Stan Sclaroff
2007 A* conf
The Cache Inference Problem and its Application to Content and Request Routing.
INFOCOM
Nikolaos Laoutaris, Georgios Zervas, Azer Bestavros, George Kollios
2007 A* conf
Time Series Compressibility and Privacy.
VLDB
Spiros Papadimitriou, Feifei Li, George Kollios, Philip S. Yu
2006 A* conf
Characterizing and Exploiting Reference Locality in Data Stream Applications.
ICDE
Feifei Li, Ching Chang, George Kollios, Azer Bestavros
2006 — conf
Discovering Frequent Poly-Regions in DNA Sequences.
ICDM Workshops
Panagiotis Papapetrou, Gary Benson, George Kollios
2006 — conf
Dynamic authenticated index structures for outsourced databases.
SIGMOD Conference
Feifei Li, Marios Hadjieleftheriou, George Kollios, Leonid Reyzin
2006 J jnl
Indexing spatiotemporal archives.
VLDB J.
Marios Hadjieleftheriou, George Kollios, Vassilis J. Tsotras, Dimitrios Gunopulos
2006 J jnl
Spatio-temporal join selectivity.
Inf. Syst.
Jimeng Sun, Yufei Tao, Dimitris Papadias, George Kollios
2005 — conf
Close pair queries in moving object databases.
GIS
Panfeng Zhou, Donghui Zhang, Betty Salzberg, Gene Cooperman, George Kollios
2005 A* conf
Complex Spatio-Temporal Pattern Queries.
VLDB
Marios Hadjieleftheriou, George Kollios, Petko Bakalov, Vassilis J. Tsotras
2005 A* conf
Discovering Frequent Arrangements of Temporal Intervals.
ICDM
Panagiotis Papapetrou, George Kollios, Stan Sclaroff, Dimitrios Gunopulos
2005 J jnl
Elastic Translation Invariant Matching of Trajectories.
Mach. Learn.
Michail Vlachos, George Kollios, Dimitrios Gunopulos
2005 J jnl
Indexing mobile objects using dual transformations.
VLDB J.
George Kollios, Dimitris Papadopoulos, Dimitrios Gunopulos, Vassilis J. Tsotras
2005 B conf
On Trip Planning Queries in Spatial Databases.
SSTD
Feifei Li, Dihan Cheng, Marios Hadjieleftheriou, George Kollios, Shang-Hua Teng
2005 — conf
Query-Sensitive Embeddings.
SIGMOD Conference
Vassilis Athitsos, Marios Hadjieleftheriou, George Kollios, Stan Sclaroff
2005 J jnl
Robust Aggregation in Sensor Networks.
IEEE Data Eng. Bull.
George Kollios, John W. Byers, Jeffrey Considine, Marios Hadjieleftheriou, Feifei Li
2005 J jnl
Selectivity estimators for multidimensional range queries over real attributes.
VLDB J.
Dimitrios Gunopulos, George Kollios, Vassilis J. Tsotras, Carlotta Domeniconi
2005 A conf
Tracking, Analysis, and Recognition of Human Gestures in Video.
ICDAR
Stan Sclaroff, Margrit Betke, George Kollios, Jonathan Alon, Vassilis Athitsos, Rui Li, John J. Magee, Tai-Peng Tian
2004 A* conf
Approximate Aggregation Techniques for Sensor Databases.
ICDE
Jeffrey Considine, Feifei Li, George Kollios, John W. Byers
2004 — conf
BoostMap: A Method for Efficient Approximate Similarity Rankings.
CVPR (2)
Vassilis Athitsos, Jonathan Alon, Stan Sclaroff, George Kollios
2004 — conf
Extraction and Clustering of Motion Trajectories in Video.
ICPR (2)
Dan Buzan, Stan Sclaroff, George Kollios
2004 B conf
Management of Highly Dynamic Multidimensional Data in a Cluster of Workstations.
EDBT
Vassil Kriakov, Alex Delis, George Kollios
2004 A* conf
Mining, indexing, and querying historical spatiotemporal data.
KDD
Nikos Mamoulis, Huiping Cao, George Kollios, Marios Hadjieleftheriou, Yufei Tao, David W. Cheung
2004 A* conf
Spatio-Temporal Aggregation Using Sketches.
ICDE
Yufei Tao, George Kollios, Jeffrey Considine, Feifei Li, Dimitris Papadias
2004 B conf
Spatio-Temporal Data Services in a Shared-Nothing Environment.
SSDBM
Marios Hadjieleftheriou, Vassil Kriakov, Yangui Tao, George Kollios, Alex Delis, Vassilis J. Tsotras
2003 — conf
Discovering Clusters in Motion Time-Series Data.
CVPR (1)
Jonathan Alon, Stan Sclaroff, George Kollios, Vladimir Pavlovic
2003 J jnl
Efficient Biased Sampling for Approximate Clustering and Outlier Detection in Large Data Sets.
IEEE Trans. Knowl. Data Eng.
George Kollios, Dimitrios Gunopulos, Nick Koudas, Stefan Berchtold
2003 B conf
On-Line Discovery of Dense Areas in Spatio-temporal Databases.
SSTD
Marios Hadjieleftheriou, George Kollios, Dimitrios Gunopulos, Vassilis J. Tsotras
2003 B conf
Performance Evaluation of Spatio-temporal Selectivity Estimation Techniques.
SSDBM
Marios Hadjieleftheriou, George Kollios, Vassilis J. Tsotras
2002 A* conf
Discovering Similar Multidimensional Trajectories.
ICDE
Michail Vlachos, Dimitrios Gunopulos, George Kollios
2002 B conf
Efficient Indexing of Spatiotemporal Objects.
EDBT
Marios Hadjieleftheriou, George Kollios, Vassilis J. Tsotras, Dimitrios Gunopulos
2002 J jnl
Hashing Methods for Temporal Data.
IEEE Trans. Knowl. Data Eng.
George Kollios, Vassilis J. Tsotras
2002 J jnl
Indexing Mobile Objects Using Duality Transforms.
IEEE Data Eng. Bull.
Dimitris Papadopoulos, George Kollios, Dimitrios Gunopulos, Vassilis J. Tsotras
2002 — conf
Indexing Mobile Objects on the Plane.
DEXA Workshops
Dimitris Papadopoulos, George Kollios, Dimitrios Gunopulos, Vassilis J. Tsotras
2002 A* conf
Non-linear dimensionality reduction techniques for classification and visualization.
KDD
Michail Vlachos, Carlotta Domeniconi, Dimitrios Gunopulos, George Kollios, Nick Koudas
2002 — conf
Robust Similarity Measures for Mobile Object Trajectories.
DEXA Workshops
Michail Vlachos, Dimitrios Gunopulos, George Kollios
2001 A* conf
An Efficient Approximation Scheme for Data Mining Tasks.
ICDE
George Kollios, Dimitrios Gunopulos, Nick Koudas, Stefan Berchtold
2001 J jnl
Indexing Animated Objects Using Spatiotemporal Access Methods.
IEEE Trans. Knowl. Data Eng.
George Kollios, Vassilis J. Tsotras, Dimitrios Gunopulos, Alex Delis, Marios Hadjieleftheriou
2001 — conf
Motion Mining.
MDIC
Stan Sclaroff, George Kollios, Margrit Betke, Rómer Rosales
2001 — conf
Motion Mining: Discovering Spatio-Temporal Patterns in Databases of Human Motion.
DMKD
George Kollios, Stan Sclaroff, Margrit Betke
2000 — conf
Approximating Multi-Dimensional Aggregate Range Queries over Real Attributes.
SIGMOD Conference
Dimitrios Gunopulos, George Kollios, Vassilis J. Tsotras, Carlotta Domeniconi
1999 — conf
Indexing Animated Objects.
Multimedia Information Systems
George Kollios, Dimitrios Gunopulos, Vassilis J. Tsotras
1999 — conf
Nearest Neighbor Queries in a Mobile Environment.
Spatio-Temporal Database Management
George Kollios, Dimitrios Gunopulos, Vassilis J. Tsotras
1999 A* conf
On Indexing Mobile Objects.
PODS
George Kollios, Dimitrios Gunopulos, Vassilis J. Tsotras
1999 A conf
On the Generation of 2-Dimensional Index Workloads.
ICDT
Joseph M. Hellerstein, Lisa Hellerstein, George Kollios