Towards High Performance Peer-to-Peer Content and Resource Sharing Systems. - Peter Triantafillou; Chryssani Xiruhaki; Manolis Koubarakis; Nikos Ntarmos (CIDR, 2003)

NanoPeer Networks and P2P Worlds. - Peter Triantafillou; Nikos Ntarmos; Sotiris E. Nikoletseas; Paul G. Spirakis (Peer-to-Peer Computing, 2003)

D. I. C. E. and Co.In.S.: A Data Integration Cache Engine for a Content Integration System. - Peter Triantafillou; Nikos Ntarmos; John Yannakopoulos (WISE, 2003)

The HyperHotel Application Built over D.I.C.E. and Co.In.S.. - Peter Triantafillou; Nikos Ntarmos; John Yannakopoulos (WISE, 2003)

AESOP: Altruism-Endowed Self-organizing Peers. - Nikos Ntarmos; Peter Triantafillou (DBISP2P, 2004)

SeAl: Managing Accesses and Data in Peer-to-Peer Sharing Networks. - Nikos Ntarmos; Peter Triantafillou (Peer-to-Peer Computing, 2004)

A Cache Engine for E-Content Integration. - Peter Triantafillou; Nikos Ntarmos; John Yannakopoulos (IEEE Internet Comput., 2004)

Range Query Optimization Leveraging Peer Heterogeneity in DHT Data Networks. - Nikos Ntarmos; Theoni Pitoura; Peter Triantafillou (DBISP2P, 2005)

Discovering and exploiting keyword and attribute-value co-occurrences to improve P2P routing indices. - Sebastian Michel 001; Matthias Bender 001; Nikos Ntarmos; Peter Triantafillou; Gerhard Weikum; Christian Zimmer 001 (CIKM, 2006)

Replication, Load Balancing and Efficient Range Query Processing in DHTs. - Theoni Pitoura; Nikos Ntarmos; Peter Triantafillou (EDBT, 2006)

Counting at Large: Efficient Cardinality Estimation in Internet-Scale Data Networks. - Nikos Ntarmos; Peter Triantafillou; Gerhard Weikum (ICDE, 2006)

Ανάπτυξη και αξιοποίηση καινοτόμων συστημάτων παρακολούθησης, ελέγχου και εξεύρεσης καθολικών χαρακτηριστικών και ιδιοτήτων των οντοτή... - Nikos Ntarmos (2008)

Distributed hash sketches: Scalable, efficient, and accurate cardinality estimation for distributed multisets. - Nikos Ntarmos; Peter Triantafillou; Gerhard Weikum (ACM Trans. Comput. Syst., 2009)

Statistical structures for Internet-scale data management. - Nikos Ntarmos; Peter Triantafillou; Gerhard Weikum (VLDB J., 2009)

eXO: Decentralized Autonomous Scalable Social Networking. - Andreas Loupasakis; Nikos Ntarmos; Peter Triantafillou (CIDR, 2011)

Longitudinal Analytics on Web Archive Data: It's About Time! - Gerhard Weikum; Nikos Ntarmos; Marc Spaniol; Peter Triantafillou; András A. Benczúr; Scott Kirkpatrick; Philippe Rigaux; Mark Williamson (CIDR, 2011)

One is enough: distributed filtering for duplicate elimination. - Georgia Koloniari; Nikos Ntarmos; Evaggelia Pitoura; Dimitris Souravlias (CIKM, 2011)

InFeRno - An Intelligent Framework for Recognizing Pornographic Web Pages. - Sotiris Karavarsamis; Nikos Ntarmos; Konstantinos Blekas (ECML/PKDD (3), 2011)

SNFS: the design and implementation of a social network file system. - Charalabos Kaidos; Andreas Pasiopoulos; Peter Triantafillou; Nikos Ntarmos (SNS, 2011)

Recognizing pornographic images. - Sotiris Karavarsamis; Ioannis Pitas; Nikos Ntarmos (MM&Sec, 2012)

Saturn: Range Queries, Load Balancing and Fault Tolerance in DHT Data Systems. - Theoni Pitoura; Nikos Ntarmos; Peter Triantafillou (IEEE Trans. Knowl. Data Eng., 2012)

Interval indexing and querying on key-value cloud stores. - George Sfakianakis; Ioannis Patlakas; Nikos Ntarmos; Peter Triantafillou (ICDE, 2013)

Detecting Pornographic Images by Localizing Skin ROIs. - Sotiris Karavarsamis; Nikos Ntarmos; Konstantinos Blekas; Ioannis Pitas (Int. J. Digit. Crime Forensics, 2013)

Rank Join Queries in NoSQL Databases. - Nikos Ntarmos; Ioannis Patlakas; Peter Triantafillou (Proc. VLDB Endow., 2014)

Towards a subgraph/supergraph cached query-graph index. - Jing Wang 034; Nikos Ntarmos; Peter Triantafillou (IEEE BigData, 2015)

Performance and Scalability of Indexed Subgraph Query Processing Methods. - Foteini Katsarou; Nikos Ntarmos; Peter Triantafillou (Proc. VLDB Endow., 2015)

Indexing Query Graphs to Speedup Graph Query Processing. - Jing Wang 034; Nikos Ntarmos; Peter Triantafillou (EDBT, 2016)

Hybrid algorithms for subgraph pattern queries in graph databases. - Foteini Katsarou; Nikos Ntarmos; Peter Triantafillou (IEEE BigData, 2017)

The case for graph-based recommendations. - Iulia Popescu; Kurt Portelli; Christos Anagnostopoulos 001; Nikos Ntarmos (IEEE BigData, 2017)

Subgraph Querying with Parallel Use of Query Rewritings and Alternative Algorithms. - Foteini Katsarou; Nikos Ntarmos; Peter Triantafillou (EDBT, 2017)

Towards Hybrid Methods for Graph Pattern Queries. - Foteini Katsarou; Nikos Ntarmos; Peter Triantafillou (EDBT/ICDT Workshops, 2017)

GraphCache: A Caching System for Graph Queries. - Jing Wang 034; Nikos Ntarmos; Peter Triantafillou (EDBT, 2017)

Ensuring Consistency in Graph Cache for Graph-Pattern Queries. - Jing Wang 034; Nikos Ntarmos; Peter Triantafillou (EDBT/ICDT Workshops, 2017)

Scaling k-Nearest Neighbours Queries (The Right Way). - Atoshum Cahsai; Nikos Ntarmos; Christos Anagnostopoulos 001; Peter Triantafillou (ICDCS, 2017)

Revisiting Exact kNN Query Processing with Probabilistic Data Space Transformations. - Atoshum Cahsai; Christos Anagnostopoulos 001; Nikos Ntarmos; Peter Triantafillou (IEEE BigData, 2018)

GC: A Graph Caching System for Subgraph/Supergraph Queries. - Jing Wang 034; Zichen Liu; Shuai Ma 001; Nikos Ntarmos; Peter Triantafillou (Proc. VLDB Endow., 2018)

Measuring Distances Among Graphs En Route To Graph Clustering. - Ivan Kyosev; Iulia Paun; Yashar Moshfeghi; Nikos Ntarmos (IEEE BigData, 2020)

Exploring Contextual Paradigms in Context-Aware Recommendations. - Conor Morgan; Iulia Paun; Nikos Ntarmos (IEEE BigData, 2020)

Are we there yet? Estimating Training Time for Recommendation Systems. - Iulia Paun; Yashar Moshfeghi; Nikos Ntarmos (EuroMLSys@EuroSys, 2021)

Traditional Vs Non-Traditional Assessment Activities as Learning Indicators of Student Learning: Teachers' Perceptions. - Maha Al-Anqoudi; Mireilla Bikanga Ada; Stephen McQuistin; Nikos Ntarmos; Jack Parkinson; Yashar Moshfeghi (LWMOOCS, 2023)

MITra: A Framework for Multi-Instance Graph Traversal. - Jia Li; Wenyue Zhao; Nikos Ntarmos; Yang Cao 012; Peter Buneman (Proc. VLDB Endow., 2023)

White Box: On the Prediction of Collaborative Filtering Recommendation Systems' Performance. - Iulia Paun; Yashar Moshfeghi; Nikos Ntarmos (ACM Trans. Internet Techn., 2023)

DLHT: A Non-blocking Resizable Hashtable with Fast Deletes and Memory-awareness. - Antonios Katsarakis; Vasilis Gavrielatos; Nikos Ntarmos (HPDC, 2024)

Automating Vectorized Distributed Graph Computation. - Wenyue Zhao; Yang Cao 012; Peter Buneman; Jia Li; Nikos Ntarmos (Proc. ACM Manag. Data, 2024)

Fast, Highly Available, and Recoverable Transactions on Disaggregated Data Stores. - Mahesh Dananjaya; Vasilis Gavrielatos; Antonios Katsarakis; Nikos Ntarmos; Vijay Nagarajan (EDBT, 2025)

MITra: Populating Graph Traversal Algorithms. - Wenyue Zhao; Jia Li; Yang Cao 012; Nikos Ntarmos (ICDE, 2025)

Dandelion: Smaller Clusters, Bigger Speeds - Distributed Transactions Redefined. - Antonios Katsarakis; Vasilis Gavrielatos; Chris Jensen; Nikos Ntarmos (Proc. VLDB Endow., 2025)