Spyros Kotoulas

Publication Activity (10 Years)

Years Active: 2005-2019
Publications (10 Years): 25

Top Topics

Inference Engine

Distributed Stream Processing

Knowledge Representation

Top Venues

Publications

Antonio Corradi, Marco Destro, Luca Foschini, Spyros Kotoulas, Vanessa López, Rebecca Montanari
Mobile Cloud Support for Semantic-Enriched Speech Recognition in Social Care. IEEE Trans. Cloud Comput. 7 (1) (2019)
Long Cheng, Spyros Kotoulas, Qingzhi Liu, Ying Wang
Load-balancing distributed outer joins through operator decomposition. J. Parallel Distributed Comput. 132 (2019)
Long Cheng, Spyros Kotoulas
Efficient Skew Handling for Outer Joins in a Cloud Computing Environment. IEEE Trans. Cloud Comput. 6 (2) (2018)
Keith Feldman, Spyros Kotoulas, Nitesh V. Chawla
TIQS: Targeted Iterative Question Selection for Health Interventions. J. Heal. Informatics Res. 2 (3) (2018)
Pierpaolo Tommasi, Alessandra Pascale, Stéphane Deparis, Spyros Kotoulas
KITE: An Analytics Platform for Multimorbidity Management. EFMI-STC (2018)
Stéphane Deparis, Alessandra Pascale, Pierpaolo Tommasi, Spyros Kotoulas
An Analytical Method for Multimorbidity Management Using Bayesian Networks. MIE (2018)
Joao H. Bettencourt-Silva, Natasha Mulligan, Conor Cullen, Spyros Kotoulas
Bridging Clinical and Social Determinants of Health Using Unstructured Data. EFMI-STC (2018)
Hima P. Karanam, Sumit Neelam, Udit Sharma, Sumit Bhatia, Srikanta Bedathur, L. Venkata Subramaniam, Maria Chang, Achille Fokoue-Nkoutche, Spyros Kotoulas, Bassem Makni, Mariano Rodriguez-Muro, Ryan Musa, Michael Witbrock
Scalable Reasoning Infrastructure for Large Scale Knowledge Bases. ISWC (P&D/Industry/BlueSky) (2018)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
Improving the robustness and performance of parallel joins over distributed systems. J. Parallel Distributed Comput. 109 (2017)
Mark Hughes, Irene Li, Spyros Kotoulas, Toyotaro Suzumura
Medical Text Classification using Convolutional Neural Networks. CoRR (2017)
Vanessa López, Joao H. Bettencourt-Silva, Grace McCarthy, Natasha Mulligan, Fabrizio Cucci, Stéphane Deparis, Marco Luca Sbodio, Pierpaolo Tommasi, John Segrave-Daly, Conor Cullen, Ciaran Hennessy, Beth McKeon, Karie Kelly, Russell Olsen, John Dinsmore, Anne-Marie Brady, Nagesh Yadav, Spyros Kotoulas
Note Highlights: Surfacing Relevant Concepts from Unstructured Notes for Health Professionals. ICHI (2017)
Long Cheng, Ilias Tachmazidis, Spyros Kotoulas, Grigoris Antoniou
Design and evaluation of small-large outer joins in cloud computing environments. J. Parallel Distributed Comput. 110 (2017)
Vanessa López, Grace McCarthy, Joao H. Bettencourt-Silva, Marco Luca Sbodio, Natasha Mulligan, Fabrizio Cucci, Stéphane Deparis, Ciaran Hennessy, Nagesh Yadav, Karie Kelly, Russell Olsen, Conor Cullen, Spyros Kotoulas
Using Semantic Technologies to Extract Highlights from Care Notes. MedInfo (2017)
Masataro Asai, Akihiro Kishimoto, Adi Botea, Radu Marinescu, Elizabeth M. Daly, Spyros Kotoulas
Efficient Optimal Search under Expensive Edge Cost Computation. IJCAI (2017)
Long Cheng, Spyros Kotoulas
Efficient Large Outer Joins over MapReduce. Euro-Par (2016)
Giacomo Domeniconi, Konstantinos Semertzidis, Gianluca Moro, Vanessa López, Spyros Kotoulas, Elizabeth M. Daly
Identifying Conversational Message Threads by Integrating Classification and Data Clustering. DATA (Revised Selected Papers) (2016)
Spyros Kotoulas, Elizabeth Daly, Pierpaolo Tommasi, Akihiro Kishimoto, Vanessa López, Martin Stephenson, Adi Botea, Marco Luca Sbodio, Radu Marinescu, Ronan Rooney
Service Bundle Recommendation for Person-Centered Care Planning in Cities. MIE (2016)
Giacomo Domeniconi, Konstantinos Semertzidis, Vanessa López, Elizabeth M. Daly, Spyros Kotoulas, Gianluca Moro
A Novel Method for Unsupervised and Supervised Conversational Message Thread Detection. DATA (2016)
Vanessa López, Pierpaolo Tommasi, Spyros Kotoulas, Jiewen Wu
QuerioDALI: Question Answering Over Dynamic and Linked Knowledge Graphs. ISWC (2) (2016)
Long Cheng, Avinash Malik, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
Fast Compression of Large Semantic Web Data Using X10. IEEE Trans. Parallel Distributed Syst. 27 (9) (2016)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
High throughput indexing for large-scale semantic web data. SAC (2015)
Alessandro Portosa, M. Mustafa Rafique, Spyros Kotoulas, Luca Foschini, Antonio Corradi
Heterogeneous cloud systems monitoring using semantic and linked data technologies. IM (2015)
Vanessa López, Martin Stephenson, Spyros Kotoulas, Pierpaolo Tommasi
Data Access Linking and Integration with DALI: Building a Safety Net for an Ocean of City Data. ISWC (2) (2015)
Long Cheng, Spyros Kotoulas
Scale-Out Processing of Large RDF Datasets. IEEE Trans. Big Data 1 (4) (2015)
Hiroshi Kajino, Akihiro Kishimoto, Adi Botea, Elizabeth M. Daly, Spyros Kotoulas
Active Learning for Multi-relational Data Construction. WWW (2015)
Long Cheng, Avinash Malik, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
Scalable RDF Data Compression using X10. CoRR (2014)
Yi Zeng, Spyros Kotoulas, Zhisheng Huang
Web-KR 2014: The 5th International Workshop on Web-scale Knowledge Representation, Retrieval and Reasoning. CIKM (2014)
Ilias Tachmazidis, Long Cheng, Spyros Kotoulas, Grigoris Antoniou, Tomas E. Ward
Massively Parallel Reasoning under the Well-Founded Semantics Using X10. ICTAI (2014)
Spyros Kotoulas, Vanessa López, Marco Luca Sbodio, Pierpaolo Tommasi, Martin Stephenson, Pol Mac Aonghusa
Improving cross-domain information sharing in care coordination using semantic web technologies. IUI (2014)
Paolo Bellavista, Antonio Corradi, Spyros Kotoulas, Andrea Reale
Adaptive Fault-Tolerance for Dynamic Resource Provisioning in Distributed Stream Processing Systems. EDBT (2014)
Spyros Kotoulas, Vanessa López, Raymond Lloyd, Marco Luca Sbodio, Freddy Lécué, Martin Stephenson, Elizabeth M. Daly, Veli Bicer, Aris Gkoulalas-Divanis, Giusy Di Lorenzo, Anika Schumann, Pol Mac Aonghusa
SPUD - Semantic Processing of Urban Data. J. Web Semant. 24 (2014)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
A Fully Parallel Framework for Analyzing RDF Data. ISWC (Posters & Demos) (2014)
Spyros Kotoulas
Semantic and Reasoning Systems for Cities and Citizens. Reasoning Web (2014)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
Robust and Efficient Large-Large Table Outer Joins on Distributed Infrastructures. Euro-Par (2014)
Spyros Kotoulas, Vanessa López, Marco Luca Sbodio, Martin Stephenson, Pierpaolo Tommasi, Pol Mac Aonghusa
A linked data approach to care coordination. HT (2014)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
Efficiently Handling Skew in Outer Joins on Distributed Systems. CCGRID (2014)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
A two-tier index architecture for fast processing large RDF data over distributed memory. HT (2014)
Spyros Kotoulas, Walter Sedlazek, Vanessa López, Marco Luca Sbodio, Martin Stephenson, Pierpaolo Tommasi, Pol Mac Aonghusa
Enabling Person-Centric Care using Linked Data Technologies. MIE (2014)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
Design and evaluation of parallel hashing over large-scale data. HiPC (2014)
Davide De Cesaris, Kostas Katrinis, Spyros Kotoulas, Antonio Corradi
Ultra-Fast Load Balancing of Distributed Key-Value Stores through Network-Assisted Lookups. Euro-Par (2014)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
Robust and Skew-resistant Parallel Joins in Shared-Nothing Systems. CIKM (2014)
Vanessa López, Martin Stephenson, Spyros Kotoulas, Pierpaolo Tommasi
Finding mr and mrs entity in the city of knowledge. HT (2014)
Simone Tallevi-Diotallevi, Spyros Kotoulas, Luca Foschini, Freddy Lécué, Antonio Corradi
Real-Time Urban Monitoring in Dublin Using Semantic and Stream Technologies. ISWC (2) (2013)
Spyros Kotoulas, Vanessa López, Martin Stephenson, Pierpaolo Tommasi, Weijia Shen, Gang Hu, Marco Luca Sbodio, Veli Bicer, Anastasios Kementsietsidis, M. Mustafa Rafique, Jason B. Ellis, Thomas Erickson, Kavitha Srinivas, Kevin McAuliffe, Guo Tong Xie, Pol Mac Aonghusa
Coordinating Social Care and Healthcare using Semantic Web Technologies. ISWC (Posters & Demos) (2013)
Irene Celino, Spyros Kotoulas
Smart Cities. IEEE Internet Comput. 17 (6) (2013)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
QbDJ: A Novel Framework for Handling Skew in Parallel Join Processing on Distributed Memory. HPCC/EUC (2013)
Paolo Bellavista, Antonio Corradi, Spyros Kotoulas, Andrea Reale
Dynamic datacenter resource provisioning for high-performance distributed stream processing with adaptive fault-tolerance. Middleware Demo & Poster Track (2013)
Vanessa López, Spyros Kotoulas, Marco Luca Sbodio, Raymond Lloyd
Guided exploration and integration of urban data. HT (2013)
Yi Zeng, Spyros Kotoulas, Zhisheng Huang
Web-KR 2013: the 4th international workshop on web-scale knowledge representation, retrieval and reasoning. CIKM (2013)
Jacopo Urbani, Spyros Kotoulas, Jason Maassen, Frank van Harmelen, Henri E. Bal
Corrigendum to "WebPIE: A Web-scale Parallel Inference Engine using MapReduce" [Web Semant. Sci. Serv. Agents World Wide Web 10 (2012) 59-75]. J. Web Semant. 17 (2012)
Ilias Tachmazidis, Grigoris Antoniou, Giorgos Flouris, Spyros Kotoulas
Scalable Nonmonotonic Reasoning over RDF Data Using MapReduce. SSWS+HPCSW@ISWC (2012)
Spyros Kotoulas, Yi Zeng, Zhisheng Huang
The 2012 international workshop on web-scale knowledge representation, retrieval, and reasoning. CIKM (2012)
Jacopo Urbani, Spyros Kotoulas, Jason Maassen, Frank van Harmelen, Henri E. Bal
WebPIE: A Web-scale Parallel Inference Engine using MapReduce. J. Web Semant. 10 (2012)
Ilias Tachmazidis, Grigoris Antoniou, Giorgos Flouris, Spyros Kotoulas
Towards Parallel Nonmonotonic Reasoning with Billions of Facts. KR (2012)
Ilias Tachmazidis, Grigoris Antoniou, Giorgos Flouris, Spyros Kotoulas, Lee McCluskey
Large-scale Parallel Stratified Defeasible Reasoning. ECAI (2012)
Freddy Lécué, Spyros Kotoulas, Pol Mac Aonghusa
Capturing the Pulse of Cities: Opportunity and Research Challenges for Robust Stream Data Reasoning. Semantic Cities @ AAAI (2012)
Vanessa López, Spyros Kotoulas, Marco Luca Sbodio, Martin Stephenson, Raymond Lloyd, Aris Gkoulalas-Divanis, Pol Mac Aonghusa
QuerioCity: Accessing the Information of a City. Semantic Cities @ AAAI (2012)
Jacopo Urbani, Spyros Kotoulas, Jason Maassen, Frank van Harmelen, Henri E. Bal
Reply to comment on "WebPIE: A Web-scale parallel inference engine using MapReduce". J. Web Semant. 15 (2012)
Vanessa López, Spyros Kotoulas, Marco Luca Sbodio, Martin Stephenson, Aris Gkoulalas-Divanis, Pol Mac Aonghusa
QuerioCity: A Linked Data Platform for Urban Information Management. ISWC (2) (2012)
Long Cheng, Spyros Kotoulas, Tomas E. Ward, Georgios Theodoropoulos
Runtime Characterization of Triple Stores. CSE (2012)
Spyros Kotoulas, Jacopo Urbani, Peter A. Boncz, Peter Mika
Robust Runtime Optimization and Skew-Resistant Execution of Analytical SPARQL Queries on Pig. ISWC (1) (2012)
Christophe Guéret, Spyros Kotoulas, Paul Groth
TripleCloud: An Infrastructure for Exploratory Querying over Web-Scale RDF Data. Web Intelligence/IAT Workshops (2011)
Andreas Harth, Aidan Hogan, Spyros Kotoulas, Jacopo Urbani
Scalable integration and processing of linked data. WWW (Companion Volume) (2011)
Jacopo Urbani, Spyros Kotoulas, Jason Maassen, Frank van Harmelen, Henri E. Bal
OWL Reasoning with WebPIE: Calculating the Closure of 100 Billion Triples. ESWC (1) (2010)
Spyros Kotoulas, Eyal Oren, Frank van Harmelen
Mind the data skew: distributed inferencing by speeddating in elastic regions. WWW (2010)
Spyros Kotoulas, Ruud Stegers
A scalable architecture for peer privacy on the Web. SPOT@ESWC (2009)
George Anadiotis, Spyros Kotoulas, Holger Lausen, Ronny Siebes
Massively Scalable Web Service Discovery. AINA (2009)
Eyal Oren, Spyros Kotoulas, George Anadiotis, Ronny Siebes, Annette ten Teije, Frank van Harmelen
Marvin: Distributed reasoning over large-scale Semantic Web data. J. Web Semant. 7 (4) (2009)
Peiqiang Li, Yi Zeng, Spyros Kotoulas, Jacopo Urbani, Ning Zhong
The Quest for Parallel Reasoning on the Semantic Web. AMT (2009)
Jacopo Urbani, Spyros Kotoulas, Eyal Oren, Frank van Harmelen
Scalable Distributed Reasoning Using MapReduce. ISWC (2009)
David Robertson, Fausto Giunchiglia, Frank van Harmelen, Maurizio Marchese, Marta Sabou, W. Marco Schorlemmer, Nigel Shadbolt, Ronny Siebes, Carles Sierra, Christopher Walton, Srinandan Dasmahapatra, David Dupplaw, Paul H. Lewis, Mikalai Yatskevich, Spyros Kotoulas, Adrián Perreau de Pinninck, Antonis Loizou
Open Knowledge. LADS (2007)
George Anadiotis, Spyros Kotoulas, Ronny Siebes
An Architecture for Peer-to-peer Reasoning. New Forms of Reasoning for the Semantic Web (2007)
Spyros Kotoulas, Ronny Siebes
Scalable discovery of private resources. SecureComm (2007)
Ronny Siebes, David Dupplaw, Spyros Kotoulas, Adrián Perreau de Pinninck, Frank van Harmelen, David Robertson
The OpenKnowledge System: An Interaction-Centered Approach to Knowledge Sharing. OTM Conferences (1) (2007)
Spyros Kotoulas, Ronny Siebes
Rarity-Based Routing in Structured Peer-to-Peer Overlays. WETICE (2007)
Ronny Siebes, Spyros Kotoulas
pRoute: Peer selection using shared term similarity matrices. Web Intell. Agent Syst. 5 (1) (2007)
Spyros Kotoulas, Konstantinos Konstantinidis, Leonidas G. Kotoulas, Ioannis Andreadis
An Efficient Peer to Peer Image Retrieval Technique Using Content Addressable Networks. SETN (2006)
Ronny Siebes, Spyros Kotoulas
µRoute: Expertise-Based Selection using Shared Term Similarity Matrices. BNAIC (2005)