Nikos Ntarmos

Publication Activity (10 Years)

Years Active: 2003-2024
Publications (10 Years): 19

Top Topics

Query Processing

Top Venues

Proc. VLDB Endow.

EDBT/ICDT Workshops

Publications

Antonios Katsarakis, Vasilis Gavrielatos, Nikos Ntarmos
DLHT: A Non-blocking Resizable Hashtable with Fast Deletes and Memory-awareness. CoRR (2024)
Iulia Paun, Yashar Moshfeghi, Nikos Ntarmos
White Box: On the Prediction of Collaborative Filtering Recommendation Systems' Performance. ACM Trans. Internet Techn. 23 (1) (2023)
Maha Al-Anqoudi, Mireilla Bikanga Ada, Stephen McQuistin, Nikos Ntarmos, Jack Parkinson, Yashar Moshfeghi
Traditional Vs Non-Traditional Assessment Activities as Learning Indicators of Student Learning: Teachers' Perceptions. LWMOOCS (2023)
Jia Li, Wenyue Zhao, Nikos Ntarmos, Yang Cao, Peter Buneman
MITra: A Framework for Multi-Instance Graph Traversal. Proc. VLDB Endow. 16 (10) (2023)
Iulia Paun, Yashar Moshfeghi, Nikos Ntarmos
Are we there yet? Estimating Training Time for Recommendation Systems. EuroMLSys@EuroSys (2021)
Ivan Kyosev, Iulia Paun, Yashar Moshfeghi, Nikos Ntarmos
Measuring Distances Among Graphs En Route To Graph Clustering. IEEE BigData (2020)
Conor Morgan, Iulia Paun, Nikos Ntarmos
Exploring Contextual Paradigms in Context-Aware Recommendations. IEEE BigData (2020)
Jing Wang, Zichen Liu, Shuai Ma, Nikos Ntarmos, Peter Triantafillou
GC: A Graph Caching System for Subgraph/Supergraph Queries. Proc. VLDB Endow. 11 (12) (2018)
Atoshum Cahsai, Christos Anagnostopoulos, Nikos Ntarmos, Peter Triantafillou
Revisiting Exact kNN Query Processing with Probabilistic Data Space Transformations. IEEE BigData (2018)
Iulia Popescu, Kurt Portelli, Christos Anagnostopoulos, Nikos Ntarmos
The case for graph-based recommendations. IEEE BigData (2017)
Jing Wang, Nikos Ntarmos, Peter Triantafillou
GraphCache: A Caching System for Graph Queries. EDBT (2017)
Jing Wang, Nikos Ntarmos, Peter Triantafillou
Ensuring Consistency in Graph Cache for Graph-Pattern Queries. EDBT/ICDT Workshops (2017)
Foteini Katsarou, Nikos Ntarmos, Peter Triantafillou
Subgraph Querying with Parallel Use of Query Rewritings and Alternative Algorithms. EDBT (2017)
Atoshum Cahsai, Nikos Ntarmos, Christos Anagnostopoulos, Peter Triantafillou
Scaling k-Nearest Neighbours Queries (The Right Way). ICDCS (2017)
Foteini Katsarou, Nikos Ntarmos, Peter Triantafillou
Towards Hybrid Methods for Graph Pattern Queries. EDBT/ICDT Workshops (2017)
Foteini Katsarou, Nikos Ntarmos, Peter Triantafillou
Hybrid algorithms for subgraph pattern queries in graph databases. IEEE BigData (2017)
Jing Wang, Nikos Ntarmos, Peter Triantafillou
Indexing Query Graphs to Speedup Graph Query Processing. EDBT (2016)
Foteini Katsarou, Nikos Ntarmos, Peter Triantafillou
Performance and Scalability of Indexed Subgraph Query Processing Methods. Proc. VLDB Endow. 8 (12) (2015)
Jing Wang, Nikos Ntarmos, Peter Triantafillou
Towards a subgraph/supergraph cached query-graph index. IEEE BigData (2015)
Nikos Ntarmos, Ioannis Patlakas, Peter Triantafillou
Rank Join Queries in NoSQL Databases. Proc. VLDB Endow. 7 (7) (2014)
Sotiris Karavarsamis, Nikos Ntarmos, Konstantinos Blekas, Ioannis Pitas
Detecting Pornographic Images by Localizing Skin ROIs. Int. J. Digit. Crime Forensics 5 (1) (2013)
George Sfakianakis, Ioannis Patlakas, Nikos Ntarmos, Peter Triantafillou
Interval indexing and querying on key-value cloud stores. ICDE (2013)
Sotiris Karavarsamis, Ioannis Pitas, Nikos Ntarmos
Recognizing pornographic images. MM&Sec (2012)
Theoni Pitoura, Nikos Ntarmos, Peter Triantafillou
Saturn: Range Queries, Load Balancing and Fault Tolerance in DHT Data Systems. IEEE Trans. Knowl. Data Eng. 24 (7) (2012)
Andreas Loupasakis, Nikos Ntarmos, Peter Triantafillou
eXO: Decentralized Autonomous Scalable Social Networking. CIDR (2011)
Charalabos Kaidos, Andreas Pasiopoulos, Peter Triantafillou, Nikos Ntarmos
SNFS: the design and implementation of a social network file system. SNS (2011)
Sotiris Karavarsamis, Nikos Ntarmos, Konstantinos Blekas
InFeRno - An Intelligent Framework for Recognizing Pornographic Web Pages. ECML/PKDD (3) (2011)
Georgia Koloniari, Nikos Ntarmos, Evaggelia Pitoura, Dimitris Souravlias
One is enough: distributed filtering for duplicate elimination. CIKM (2011)
Gerhard Weikum, Nikos Ntarmos, Marc Spaniol, Peter Triantafillou, András A. Benczúr, Scott Kirkpatrick, Philippe Rigaux, Mark Williamson
Longitudinal Analytics on Web Archive Data: It's About Time! CIDR (2011)
Nikos Ntarmos, Peter Triantafillou, Gerhard Weikum
Statistical structures for Internet-scale data management. VLDB J. 18 (6) (2009)
Nikos Ntarmos, Peter Triantafillou, Gerhard Weikum
Distributed hash sketches: Scalable, efficient, and accurate cardinality estimation for distributed multisets. ACM Trans. Comput. Syst. 27 (1) (2009)
Sebastian Michel, Matthias Bender, Nikos Ntarmos, Peter Triantafillou, Gerhard Weikum, Christian Zimmer
Discovering and exploiting keyword and attribute-value co-occurrences to improve P2P routing indices. CIKM (2006)
Theoni Pitoura, Nikos Ntarmos, Peter Triantafillou
Replication, Load Balancing and Efficient Range Query Processing in DHTs. EDBT (2006)
Nikos Ntarmos, Peter Triantafillou, Gerhard Weikum
Counting at Large: Efficient Cardinality Estimation in Internet-Scale Data Networks. ICDE (2006)
Nikos Ntarmos, Theoni Pitoura, Peter Triantafillou
Range Query Optimization Leveraging Peer Heterogeneity in DHT Data Networks. DBISP2P (2005)
Nikos Ntarmos, Peter Triantafillou
SeAl: Managing Accesses and Data in Peer-to-Peer Sharing Networks. Peer-to-Peer Computing (2004)
Peter Triantafillou, Nikos Ntarmos, John Yannakopoulos
A Cache Engine for E-Content Integration. IEEE Internet Comput. 8 (2) (2004)
Nikos Ntarmos, Peter Triantafillou
AESOP: Altruism-Endowed Self-organizing Peers. DBISP2P (2004)
Peter Triantafillou, Nikos Ntarmos, Sotiris E. Nikoletseas, Paul G. Spirakis
NanoPeer Networks and P2P Worlds. Peer-to-Peer Computing (2003)
Peter Triantafillou, Nikos Ntarmos, John Yannakopoulos
The HyperHotel Application Built over D.I.C.E. and Co.In.S.. WISE (2003)
Peter Triantafillou, Chryssani Xiruhaki, Manolis Koubarakis, Nikos Ntarmos
Towards High Performance Peer-to-Peer Content and Resource Sharing Systems. CIDR (2003)
Peter Triantafillou, Nikos Ntarmos, John Yannakopoulos
D. I. C. E. and Co.In.S.: A Data Integration Cache Engine for a Content Integration System. WISE (2003)