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UNIVERSITY OF PATRAS, Polytechnic School, Computer Engineering and Informatics Department [CEID]
 		  

Dr. Spyros Sioutas
Full Professor

 

 

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Publications

Dissertations

  1. Diploma Thesis: "A multimedia Information System for the city of Patras: Network Connection with Distributed Databases at popular Hotels and transport stations"

  2. Master Thesis: "Eliminating Amortization: On Data Structures with Guaranteed Response Time"

  3. PhD Thesis: "Efficient Algorithms and Robust Techniques for Spatial, Temporal and Spatio-Temporal Retrieval and Searching"

 

International Conferences/Workshops

  1. Â. Basiliadis, G. Papanikolakou, S. Sioutas, A. Tsakalidis, J. Tsaknakis, “Integrating Database and Internet Technology: The Design of an Information System for the City of Patras” in the Proceedings of the International Workshop on Innovative Internet Information Systems (IIIS-98) in conjunction with the 10th International Conference on Advanced Information Systems Engineering (CaiSE*98), Pisa, Italy, June 8-9, 1998, http://www.idi.ntnu.no/~divitini/iiis-98/proceedings_on_line.html (on-line proceedings).

  2. S.Sioutas, A.Tsakalidis, J.Tsaknakis B.Vassiliadis, "Object - Oriented Design of an Information System based on Web", in the Proceedings of the NIT (New Information Technologies) international conference, Athens, Greece, October 8-10,1998, pp 107-115.

  3. J.Garofalakis, S. Sioutas and Y. Chatziligeroudis, "Educational Software based on Dynamic Characteristics", Informatics on Secondary Education, Local Proceedings, Dec. 1998, pp 149-155.

  4. Nectarios Kitsios, Makris Christos, Spyros Sioutas, Athanasios Tsakalidis, John Tsaknakis, Vassilis Vassiliadis “An optimal algorithm for reporting 3D visible Rectangles”, IEEE International conference on: Circuits, Systems, Communications and Computer science, CSCC'99, Computers Graphics Session, Athens, Greece, July 4-8, 1999, pp 1-6.

  5. Spyros Sioutas, Athanasios Tsakalidis, John Tsaknakis, Vassilis Vassiliadis “Applications of exponential search trees in sweep line techniques” IEEE International conference on: Circuits, Systems, Communications and Computer science, CSCC'99, Computational Geometry Session, Athens, Greece, July 4-8, 1999, pp 71-76.  

  6. S. Sioutas, A. Tsakalidis, J. Tsaknakis, B. Vassiliadis “A Web-based Virtual Education System for Tele-training Courses”, in the Proceedings of the ED-MEDIA TELECOM ’99 international conference (11th world conference on educational multimedia and hypermedia & world conference on educational telecommunications), Seattle, Washington, June 19-24, 1999, pp 138-142.

  7. John Garofalakis, Ioannis Hatzilygeroudis, George Papanikolaou, Spyros Sioutas “Architectural Aspects of An Interactive Multimedia Environment for Teaching Chemistry in Greek Secondary Education”, in the Proceedings of the ED-MEDIA TELECOM ’99 international conference (11th world conference on educational multimedia and hypermedia & world conference on educational telecommunications), Seattle, Washington, June 19-24, 1999, pp 715-720.

  8. S. Sioutas, A. Tsakalidis, J. Tsaknakis, B. Vassiliadis, “ A Web-based tool for content creation of Tele-training Courses in Greek Universities”, in the Proceedings of the ED-MEDIA TELECOM ’99 international conference (11th world conference on educational multimedia and hypermedia & world conference on educational telecommunications), Seattle, Washington, June 19-24, 1999, Poster Demo (CD-ROM Proceedings).

  9. Spyros Sioutas, Athanasios Tsakalidis, John Tsaknakis, Vassilis Vassiliadis “An Efficient indexing on Database Structure for Exact and Partial Match Queries”, The East-European Conference on Advances in Databases and Information Systems - Moscow ACM SIGMOD/ADBIS'99, LNCS #1691, In cooperation with ACM SIGMOD, Moscow ACM SIGMOD Chapter and Slovenian Society Informatika, Maribor, Slovenia, September 13-16, 1999, pp 24-28.

  10. Delis Vasilis, Makris Christos and Sioutas Spyros  “A Provably Efficient Computational Model For Approximate Spatiotemporal Retrieval” The 7th ACM International Symposium on Geographic Information Systems, ACM SIGSPATIAL GIS 99, Kansas City, USA, November 5-6, 1999, pp 40-46.

  11. Garofalakis John, Derekenari Gregory, Prentzas Dimitrios, Sioutas Spyros, Sofotasios Dimitris, Tsakalidis Athanasios, "Effective Management of Ambulances with GIS", 1th HELLENIC GIS conference, Athens, December 8-10, 1999, CD-ROM Proceedings.

  12. Kitsios N., Makris C., Sioutas S. Tsakalidis A., Tsaknakis J., Vassiliadis B., “2-D Spatial Indexing in Optimal Time”, in Proc. Current Issues in Database and Information Systems, Moscow ACM SIGMOD/ADBIS-DASFAA 2000, LNCS #1884, pp 107-116, September 5-8, 2000, Prague, Czech Republic.

  13. G. Derekenaris, J. Garofalakis, J. Prentzas, C. Makris, S. Sioutas, A. Tsakalidis, “Integrating GIS, GPS and GSM technologies for the Effective Management of Ambulances”, In Proceedings of 2nd International Symposium on TeleGeoprocessing, TeleGeo2000, Nice, France – May 10-12, 2000,  pp:131-141.

  14. Gregory Derekenaris, John Garofalakis, Jim Prentzas, Spyros Sioutas, Athanassios Tsakalidis “Architectural Aspects of An Interactive Multimedia Environment for Training Employees in Internet/Intranet Technologies”, in the Proceedings of the ED-MEDIA 2000 international conference (12th world conference on educational multimedia and hypermedia & world conference on educational telecommunications), Montreal, Canada, June 26-July 1, 2000, pp 1269-1271.

  15. Bovilas K., Kanta A., Makris C., Prentzas J., Sakkopoulos E., Sioutas S., Tsakalidis A., Tsaknakis J., Vassiliadis B., The Eurydices System: Objectives and Services, WEBNET 2000, Montreal, Canada, June 26-July 1, pp 63-68.

  16. Bovilas K., Kanta A., Makris C., Prentzas J., Sakkopoulos E., Sioutas S., Tsakalidis A., Tsaknakis J., Vassiliadis B., Supporting Virtual Classrooms through Extranet technology: the Eurydices system.  ED-MEDIA 2000, Montreal, Canada, June 26-July 1, 2000, Poster Demo (CD-ROM Proceedings).

  17. G. Derekenaris, J. Garofalakis, J. Prentzas, C. Makris, S. Sioutas, A. Tsakalidis, “An Information System for the effective management of ambulances”, In Proceedings of Thirteenth IEEE Symposium on Computer-Based medical Systems (CBMS 2000), Houston, Texas– June 23-24, 2000, pp 269-274.

  18. C. Makris, K. Perdikouri, S.Sioutas, A.Tsakalidis, K. Tsichlas, “Time and Space Efficient Content Queries for Video Databases”, MDDE 2001 Workshop (Multimedia Data and Document Engineering), Lyon, 4th July 2001, France, Volume 43, pp 1-8.

  19. C.S. Iliopoulos, C. Makris, S. Sioutas, A.Tsakalidis and K.Tsichlas, “Identifying Occurences of Maximal Pairs in Multiple Strings”, the 13th Annual Symposium on Combinatorial Pattern Matching (CPM 2002), Fukuoka, Japan, July 3-5, 2002 LNCS 2373, pp 133-143.

  20. G. Lagogiannis, Panagis J., Sioutas S., K. Tsihlas,  “Rectangle Enclosure Reporting in Linear space revisited”, AWOCA 2002, In Proceedings of 13th Australasian Workshop on Combinatorial Algorithms, Fraser Island, 7th-10thjuly, ISBN  1-86499-638-2, pp 1-10.

  21. A.Kaporis, Ch. Makris, S. Sioutas, A. Tsakalidis, K. Tsichlas, Ch. Zaroliagis, “Improved Bounds for Finger Search on a RAM”, 11th Annual European Symposium on Algorithms (ESA 2003) – Budapest, 15-20 September, 2003, LNCS 2832, pp 325-336.

  22. V. Dellis, C. Makris, E. Sakkopoulos, S.Sioutas, A.Tsakalidis, K. Tsichlas, “Temporal Selection Queries in Video Databases”, VLDB/MDDE 03 (Special VLDB co-located Session in Multimedia Data and Document Engineering), Berlin, 8th September 2003, Germany, pp. 1-8.

  23. Bistiolas V., Sioutas S., Sofotassios D., Tsihlas K.,  “On the Canonical k-vertex Polygon Spatial Retrieval Problem”, AWOCA 2004, In Proceedings of 15th Australasian Workshop on Combinatorial Algorithms, Ballina, NSW, Australia 7-9 july,2004, pp. 1-11.

  24. Vassiliadis B., Bogonikolos N., Giotopoulos K., Votis K., Sioutas S. and Likothanasis S: “Application service provision through the grid: Busines Models and Architectures”, In proceedings of IEEE International Conference on Information Technology: Coding and Computing (IEEE - ITCC 2004), pp 367-371.

  25. E. Sakkopoulos, Ch. Makris, S. Sioutas, P. Triantafillou, A. Tsakalidis, B. Vassiliadis, NIPPERS: Network of InterPolated PeERS for Web Service Discovery, In Proceedings of IEEE International Conference on Information Technology: Coding and Computing (IEEE-ITCC 2005), pp. 193-198.

  26. L. Drosos, S. Sioutas, S. Syrmakesis “BDT-GRID: An Efficient Scalable Peer-to-Peer Lookup System for Web Service Discovery”, Special ACM HyperText International Workshop on Peer to Peer and Service Oriented Hypermedia: Techniques and Systems, 6-9 Sept. 2005, pp. 1-9.

  27. S.Sioutas, Y.Panagis, E.Theodoridis and A.Tsakalidis “One – Dimensional Finger Searching in RAM model Revisited”, PCI 2005, Volos, Greece, November 2005, LNCS 3746, pp 134-144.

  28. Ch. Makris, S. Sioutas, Tsakalidis, K. Tsichlas, Ch. Zaroliagis, “ISB-Tree: A New Indexing Scheme with Efficient Expected Behaviour”, International Symposium on Algorithms and Computation (ISAAC 2005), December 19-21,Sanya, Hainan, China, LNCS, pp:318-327.

  29. G. Lagogiannis, J. Panagis, S. Sioutas, A. Tsakalidis “A survey of persistent data structures”, International Conference on Algorithmic Techniques for Handling Spatiotemporal and Environmental Data, July 12, Athens, 2005, pp.1-6. 

  30. Kaporis, Ch. Makris, S. Sioutas, A. Tsakalidis, K. Tsichlas, Ch. Zaroliagis, “Dynamic Interpolation Search revisited”, International Colloquium in Automata, Languages and Programming (ICALP 2006), Part I, LNCS 4051, pp. 382-394.

  31.  S. Sioutas, Ch. Makris “NBDT: An efficient scalable decentralized lookup system for web service discovery”, Special ACM HyperText International Workshop on Architectures, Models and Infrastructures to Generate Semantics in Peer to Peer and Hypermedia Systems, 20-23 August, 2006, pp. 1-9.

  32. Dimitrios Tsolis, Spiridon N. Nikolopoulos, Spyros Sioutas, Theodore S. Papatheodorou, Emmanouil G. Karatzas  “Watermarketing and digital rights management: A pilot DRM system implementation and technical guidelines to cultural digitization projects”, EuroGraphics Digital Libraries (EG), Proceedings of the CIPA/VAST/EG/EuroMed 2006 Conference, Nicosia Hilton, Cyprus, October 30 – November 3, 2006, pp.117-122.

  33. S. Sioutas, Ch. Makris, K. Tsihlas, K. Tsakalidis and Y.Manolopoulos “Indexing Mobile Objects on the Plane Revisited”, Advanced Databases and Information Systems (ADBIS) 2007, LNCS 4690, pp 189 -204, 2007.

  34. D. Tsolis, S. Nikolopoulos, L. Drossos, S. Sioutas and T. Papatheodorou  “Applying Robust Multibit Watermarks in Digital Images”, NumAn 2007, Conference in Numerical Analysis 2007 (NumAn 2007), Recent Approaches To Numerical Analysis: Theory, Methods and Applications September 3-7, 2007, Kalamata, Greece, pp. 147-150.

  35. V. Chrissikopoulos, G. Papaloukopoulos, E. Sakkopoulos, S. Sioutas "Design and Implementation Aspects of a Novel Java P2P Simulator with GUI", Pan-Hellenic Conference on Informatics, Samos, 28-30 August 2008, IEEE Computer Society, pp.83-87.

  36. Dimitrios Tsolis, Spyros Sioutas, Theodore Papatheodorou “Copyright Protection and Management of Digital Cultural Objects and Data”, Annual Conference of International Documentation, CIDOC 2008, Athens, September 15 – 18, 2008, http://www.nla.gov.au/padi/metafiles/resources/31327.html (on line proceedings), National-Library of Australia.

  37. Dimitrios Tsolis, Spyros Sioutas and Theodore Papatheodorou “Digital Watermarking in P2P Networks”, IEEE Digital Signal Processing (DSP) 2009, pp. 1-5.

  38. K.Oikonomou, S.Sioutas, I.Stavrakakis “Scalable Communication Cost Reduction: The Chord Case”, IFIP/IEEE Mediterranean Ad-Hoc Networks (Med-Hoc-Net) 2009, pp. 42-47.

  39. D. Sotiropoulos, M. Apostolopoulou, I. Livieris, S.Sioutas, P. Pintelas “Classification of Large Biomedical Data using ANNs based on BFGS method”, Pan-Hellenic Conference on Informatics, PCI2009, IEEE Computer Society, Corfu, September 2009, pp. 87-91.

  40.  D. Tsolis, E. Georgatos, S.Sioutas “The use of P2P Networks in Copyright Protection”, Pan-Hellenic Conference on Informatics, PCI2009, IEEE Computer Society, Corfu, September 2009,  pp. 97-101.

  41. S. Sioutas, G. Papaloukopoulos, K.Tsichlas and Y. Manolopoulos “An Experimental Performance Comparison for Indexing Mobile Objects on the Plane'', Proceedings of the ACM international Conference on Management of Emergent Digital Ecosystems - ACM Special Interest Group on Applied Computing (ACM-SIGAPP MEDES 2009), Lyon, France, pp.210-217.

  42. S. Sioutas, K. Oikonomou, G. Papaloukopoulos, M. Xenos, Y. Manolopoulos, “An Optimal Bipartite P2P Overlay for Energy-Level Queries in Sensor Networks”, Proceedings of the ACM international Conference on Management of Emergent Digital Ecosystems - ACM Special Interest Group on Applied Computing (ACM-SIGAPP MEDES 2009), Lyon, France, pp.361-368.

  43. P. Adamopoulou, E.Sakkopoulos, S.Sioutas, A.Tsakalidis, Y.Manolopoulos “Personalized Selection of Web Services for Mobile Environments: The m-scroutz solution”, Proceedings of the ACM international Conference on Management of Emergent Digital Ecosystems - ACM Special Interest Group on Applied Computing (ACM-SIGAPP MEDES 2009), Lyon, France, pp. 254-290.

  44. G.Brodal, A. Kaporis, S. Sioutas, K. Tsakalidis, K. Tsichlas “New Expected Bounds for three-sided range queries on the plane”, International Symposium on Algorithms and Computation (ISAAC 2009), LNCS 5878, pp. 198-203, 2009.

  45. S.Sioutas, G. Papaloukopoulos, E. Sakkopoulos, K. Tsichlas, Y. Manolopoulos “A novel Distributed P2P Simulator Architecture: D-P2P-Sim”, Proceedings of the ACM International Conference on Information and Knowledge Management (ACM CIKM 2009), pp. 2069-2070, 2009.

  46. A. Kaporis, A. Papadopoulos, S.Sioutas, K. Tsakalidis, K. Tsichlas ‘Efficient Processing of 3-sided Range Queries with Probabilistic Guarantees’, International Conference on Database Theory (ICDT 2010), EDBT/ICDT Proceedings (ACM Press),  pp 34-43, 2010.

  47. E. Magkos, P. Kotzanikolaou, S. Sioutas, K. Oikonomou. "A Distributed Privacy-Preserving Scheme for Location-Based Queries". In the Fourth IEEE WoWMoM Workshop on Autonomic and Opportunistic Communications - AOC 2010, 14-17 June, Montreal QC Canada. IEEE Computer Society, pp. 1-6, 2010.

  48. S. Sioutas, E. Magkos, I. Karydis, and V.S. Verykios. "Uncertainty for Anonymity and 2-Dimensional Range Query Distortion". In: Privacy in Statistical Databases - PSD 2010, 22-24 Sep. 2010, Corfu, Greece. Lecture Notes in Computer Science (LNCS 6344), Springer, pp 85-96, 2010.

  49. S.Sioutas, G. Papaloukopoulos, E. Sakkopoulos, K. Tsichlas, Y. Manolopoulos  and P. Triantafillou “Brief Announcement: ART:Sub-Logarithmic Decentralized Range Query Processing with Probabilistic Guarantees”, In Proceedings of Twenty-Ninth Annual ACM SIGACT-SIGOPS Symposium on Principles of Distributed Computing (ACM PODC 2010), Zurich, Switzerland July 25-28, pp. 118-120,  2010.

  50. S. Xergias, N. Passas, S. Sioutas, and L. Merakos, “A joint traffic scheduling and slot allocation algorithm for mobile WiMAX Networks”, The 21st IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (IEEE PIMRC 2010 – Track3: Mobile and Wireless Networks), Istanbul, Turkey, 26-29 September, IEEE Computer Society, pp.1793-1798, 2010.

  51. G.S.Brodal, S.Sioutas, K.Tsichlas and C. Zaroliagis “D2-tree: The Deterministic Distributed Tree”, International Symposium on Algorithms and Computation (ISAAC 2010), LNCS 6507, pp 1-12, 2010.

  52. D. Tsolis, S. Sioutas, A. Panaretos, I. Karydis and K. Oikonomou “Decentralized Digital Content Exchange and Copyright Protection via P2P Networks”, 16th IEEE International Symposium on Computer Communications”, Corfu, Greece, pp 1056-1061, 2011.

  53. Konstantinos Oikonomou, Afroditi Loukidou, Spyros Sioutas: “A study of a time-graph friendship model”, WOWMOM 2011: pp 1-6, 2011.

  54. Spyros Sioutas, Kostas Tsichlas, Ioannis Karydis, Yannis Manolopoulos, Yannis Theodoridis: “NEFOS: Rapid Cache-Aware Range Query Processing with Probabilistic Guarantees”, DEXA (1) 2011: pp 62-77, 2011

  55. G.S.Brodal, S.Sioutas, K.Tsakalidis, K.Tsichlas “The fully persistent B-tree”, In Proceedings 23rd Annual ACM-SIAM Symposium on Discrete Algorithms (SODA), pp 602-614, 2012.

  56. Spyros Sioutas, Alexandros Panaretos, Ioannis Karydis and Dimitrios Tsoumakos “SART: Dynamic P2P Query Processing in Sensor Networks with probabilistic guarantees”, ACM SAC 2012, Database Theory, Technology and Applications (DTTA) Track, pp. 847-852.

  57. Evangelos Sakkopoulos, George Papaloukopoulos, Anastasia Saltou, Spyros Sioutas and Dimitrios Tsoumakos “DREAM: A Distributed fRamework for customized dEployment of a vAriety of indexing engines over Million-node overlays”, ACM SAC 2012, Database Theory, Technology and Applications (DTTA) Track, pp. 853-858.

  58. Ioannis Konstantinou, , Evangelos Angelou, Dimitrios Tsoumakos, Christina Boumpouka, Nectarios Koziris and Spyros Sioutas “TIRAMOLA: Elastic NoSQL Provisioning over Cloud Management Platforms”, submitted to ACM SIGMOD 2012, DEMO Track, pp. 725-728.

  59.  Evanthia Faliagka, Ioannis Karydis, Maria Rigou, Spyros Sioutas, Athanasios K. Tsakalidis and Giannis Tzimas:  “Taxonomy Development and Its Impact on a Self-learning e-Recruitment System”, AIAI (1) 2012, Springer, pp. 164-174.

  60.  Ioannis Karydis, Markos Avlonitis, Spyros Sioutas: “Collective Intelligence in Video User's Activity”, AIAI (2) 2012, Springer, pp.490-499.

  61. G.S. Brodal, S. Sioutas, K. Tsakalidis and K. Tsichlas. Fully Persistent B-trees. 4th Workshop on Massive Data Algorithmics (MASSIVE 2012).

  62. Evangelos Sakkopoulos, Mersini Paschou, Athanasios K. Tsakalidis, Spyros Sioutas, Vassilios S. Verykios: «A Novel Mobile Framework for Anonymity Techniques and Services Research», 2013 IEEE 14th International Conference on Mobile Data Management (MDM 2013), Milan, Italy, June 3-6, pp. 353-355.

  63. Dimitrios Tsoumakos, Ioannis Konstantinou, Christina Boumpouka, Spyros Sioutas, Nectarios Koziris, «Automated, Elastic Resource Provisioning for NoSQL Clusters Using TIRAMOLA», 13th IEEE/ACM International Symposium on Cluster, Cloud, and Grid Computing, CCGrid 2013, Delft, Netherlands, May 13-16, pp. 34-41.

  64. Vassiliki Gkantouna, Spyros Sioutas, Georgia Sourla, Athanasios Tsakalidis and Giannis Tzimas «Mining the Conceptual Model of Open Source CMS Using Reverse Engineering Techniques», 2nd Mining Humanistic Data Workshop - MHDW2013, Springer, Communications in Computer and Information Science, Volume 384, 2013, pp. 119-128.

  65.  Dimitris Spathis, Theofilos Mouratidis, Spyros Sioutas, Athanasios K. Tsakalidis: Glocal News: An Attempt to Visualize the Discovery of Localized Top Local News, Globally. ER Workshops 2013: 1-6, Springer 2013.

  66.  Nikolaos Nodarakis, Evaggelia Pitoura, Spyros Sioutas, Athanasios K. Tsakalidis, Dimitrios Tsoumakos, Giannis Tzimas: Efficient Multidimensional AkNN Query Processing in the Cloud. DEXA (1) 2014: 477-491, Springer 2014.

  67.  Victor Giannakouris-Salalidis, Antonia Plerou, Spyros Sioutas: CSMR: A Scalable Algorithm for Text Clustering with Cosine Similarity and MapReduce. AIAI Workshops 2014: 211-220, Springer 2014.

  68. Zafeiria-Marina Ioannou, Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas: Mining Biological Data on the Cloud - A MapReduce Approach. AIAI Workshops 2014: 96-105, Springer 2014.

  69.  Emmanouil Magkos, Panayiotis Kotzanikolaou, Marios Magioladitis, Spyros Sioutas, Vassilios S. Verykios: Towards Secure and Practical Location Privacy through Private Equality Testing. Privacy in Statistical Databases 2014: 312-325, Springer 2014.

  70. George - Peter K. Economou, Efrosini Sourla, Konstantina - Maria Stamatopoulou, Vasileios Syrimpeis, Spyros Sioutas, Athanasios Tsakalidis, and Giannis Tzimas “Exploiting Expert Systems in Cardiology: A Comparative Study”, GeNeDis 2014: The conference proceedings will be published by Springer in the Series: Advances in Experimental Medicine and Biology (AEMB), 2012- Impact Factor: 1.825, Springer 2014.

  71. Athanasios Naskos, Emmanouela Stachtiari, Anastasios Gounaris, Panagiotis Katsaros, Dimitrios Tsoumakos, Ioannis Konstantinou and Spyros Sioutas: Dependable Horizontal Scaling Based on Probabilistic Model Checking. ACM/IEEE CCGRID 2015: pp. 31-40, ACM/IEEE 2015.

  72. Athanasios Kaplanis, Marios Kendea, Spyros Sioutas, Christos Makris, Giannis Tzimas: HB+tree: use hadoop and HBase even your data isn't that big. ACM SAC 2015: 973-980, ACM 2015.

  73. A.Rapti, S.Sioutas, K.Tsichlas, G.Tzimas “Virus Propagation in Multiple Profile Networks”, ACM Press, pp. 975-984, ACM SIGKDD 2015.

  74. S. Sioutas, E. Sourla, K. Tsichlas, G. Tzimas “D3-tree: A Dynamic Distributed Deterministic Load-Balancer for decentralized hierarchical tree structures”, European Symposium on Algorithms, LNCS, pp.989-1000, ESA 2015.

  75. E. Sakkopoulos, E. Viennas, M. Paschou, Z-M. Ioannou, V. Gkantouna, E. Sourla, G. Tzimas, S. Sioutas, A. K. Tsakalidis:“Mobile Data Fusion from Multiple Tracking Sensors to Augment Maritime Safety: Mobile Detection, Early Identification, and Tracking of Moving Objects”. IEEE International Conference on Mobile Services, New York City, NY, USA, June 27 - July 2, 2015. IEEE 2015, ISBN 978-1-4673-7284-8, IEEE MS 2015: pp. 112-119.

  76. Angeliki Rapti, Dimitrios Tsolis, Spyros Sioutas, Athanasios K. Tsakalidis:
    A Survey: Mining Linked Cultural Heritage Data.     EANN Workshops 2015: 24:1-24:6, LNCS.

  77. Dimos Makris, Ioannis Karydis, Spyros Sioutas: The Greek Music Dataset. EANN Workshops 2015: 22:1-22:7, LNCS.

  78. Athanasios Naskos, Anastasios Gounaris, Spyros Sioutas: “Cloud Elasticity: A Survey”. Algorithmic Aspects of Cloud Computing, Volume 9511 of the series Lecture Notes in Computer Science (ALGOCLOUD 2015): pp. 151-167.

  79. Marios Kendea, Spyros Sioutas, Giannis Tzimas, Aggeliki Rapti, Dimitrios Tsolis “Graph Databases vs Column-Oriented Stores: A pure performance comparison”, Algorithmic Aspects of Cloud Computing, Volume 9511 of the series Lecture Notes in Computer Science (ALGOCLOUD 2015): pp. 62-74.

  80. Nikolaos Nodarakis, Spyros Sioutas, Panagiotis Gerolymatos, Athanasios Tsakalidis and Giannis Tzimas “Convex Polygon Planar Range Queries on the Cloud: Grid vs Angle-based Partitioning” Algorithmic Aspects of Cloud Computing, Volume 9511 of the series Lecture Notes in Computer Science (ALGOCLOUD 2015): pp. 114-125.

  81. Efrosini Sourla, Spyros Sioutas, Kostas Tsichlas and Christos Zaroliagis “ART+: A Fault-tolerant Decentralized Tree Structure with Ultimate Sub-logarithmic Efficiency”, Algorithmic Aspects of Cloud Computing, Volume 9511 of the series Lecture Notes in Computer Science (ALGOCLOUD 2015): pp. 126-137.

  82. Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas:
    “Large Scale Sentiment Analysis on Twitter with Spark”.     EDBT/ICDT Workshops 2016, pp. 1-8, ACM press.

  83. Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas:
    MR-SAT: A MapReduce Algorithm for Big Data Sentiment Analysis on Twitter. Web Information Systems:     WEBIST (1) 2016: pp 140-147, LNCS.

  84. Christina Kyrkou, Phivos Mylonas, Evaggelos Spyrou and Spyros Sioutas: “Evaluating Clustering Algorithms on a Multimedia Metadata Dataset”, PCI 2016 (to appear), ACM Press.

  85. Karydis, I., Sioutas, S., Avlonitis, M., Mylonas, P., Kanavos, A.: "A Survey on Big Data and Collective Intelligence", Proceedings of International Workshop on Algorithmic Aspects of Cloud Computing, ALGOCLOUD 2016 -- LNCS, to appear.

  86. Ioannis Kokotinis, Marios Kendea, Nikolaos Nodarakis, Angeliki Rapti, Spyros Sioutas, Athanasios Tsakalidis, Dimitrios Tsolis and Yannis Panagis. NSM-Tree: Efficient Indexing on Top of NoSQL Databases, ALGOCLOUD 2016 – LNCS, to appear.

  87. Spyros Sioutas, Phivos Mylonas, Alexandros Panaretos, Panagiotis Gerolymatos, Dimitrios Vogiatzis, Eleftherios Karavaras, Thomas Spitieris and Andreas Kanavos. Survey of machine learning algorithms on Spark over DHT-based Structures, ALGOCLOUD 2016 – LNCS,  to appear.

  88. Nikolaos Nodarakis, Angeliki Rapti, Spyros Sioutas, Athanasios Tsakalidis, Dimitrios Tsolis, Giannis Tzimas and Yannis Panagis. (A)kNN Query Processing on the Cloud: A Survey, ALGOCLOUD 2016 – LNCS,  to appear.

 

Book Chapters

  1. Derekenaris G., Garofalakis J., Makris C., Prentzas J., Sioutas S., Tsakalidis A: book chapter: “Integrating GIS, GPS and GSM Technologies”, GIS on Environmental Management, Pondicherry University Publications, Main Author: S.A. Abbasi Senior Professor, Director, Center for Pollution Control and Energy Technology, Kalapet, Pondicherry 605 014, India, 2003.

  2. C. Makris, Y. Panagis, K. Perdikuri, S. Sioutas, E. Theodoridis, A. Tsakalidis and K. Tsichlas “New Upper Bounds on Various String Manipulation Problems”. In Text in Algorithms vol. 2: String Algorithmics, eds. C. Iliopoulos and T. Lecroq, King's College Publications, ISBN 1-904987-0-2-8, pp. 171-193, 2004.

  3. Y. Panagis, E. Sakkopoulos, S. Sioutas, A. Tsakalidis “Web Service Integration and Management Strategies for Large Scale Datasets”, Database Modeling for Industrial Data Management: Emerging Technologies and Applications - ISBN 159140685-4, IGP, IGI Global Disseminator of Knowledge, pp. 217-243, 2006.

  4. G.Lagogiannis, Ch. Makris, Y. Panagis, E. Theodoridis and S. Sioutas “Indexing Techniques for Spatio-Temporal Databases”, Information Science and Technology, IGI Global Disseminator of Knowledge, pp.1-6, 2006.

  5. D.Tsolis and S.Sioutas “Digital Rights Management in Cultural Peer to Peer Networks”:Handbook of Research on Technologies and Cultural Heritage: Applications and Environments  edited by Dr. Georgios Styliaras, Dimitrios Koukopoulos and Fotis Lazarinis, IGI Global Disseminator of Knowledge, pp 119 – 140, 2011.

  6. Markos Avlonitis, Ioannis Karydis, Konstantinos Chorianopoulos, Spyros Sioutas: “Treating collective intelligence in online media”, Semantic Multimedia Analysis and Processing edited by Spyrou, Iakovidis and Mylonas, Taylor & Francis, June 23, 2014 by CRC Press, http://www.crcpress.com/product/isbn/9781466575493.

  7. Makris, D., I. Karydis, Sioutas, S.: "Automatic Melodic Harmonization: An overview, challenges and future directions", chapter in book "Trends in Music Information Seeking, Behavior, and Retrieval for Creativity", IGI Global, doi:10.4018/978-1-5225-0270-8, 2016.

 

Books (Authoring and Editing)

  1. Lambros Drossos, Spyros Sioutas, Dimitrios Tsolis, Theodore Papatheodorou, Digital Rights Management for E-Commerce Systems, Idea Group Publishing, Information Science Publishing, IRM Press, Cyber Tech Publishing and Idea Group Reference imprints, ISBN: 978-1-60566-118-6.

  2. B. Vassiliadis, S. Sioutas “Computer Graphics”, ISBN: 960-538-569-4, Hellenic Open University Press.

  3. Vassilios Chrissikopoulos, Nikolaos Alexandris, Christos Douligeris and Spyros Sioutas, “PCI 2009: Proceedings by IEEE Computer Society”, ISBN 978-0-7695-3788-7, Book Editing.

  4. Lazaros S. Iliadis, Ilias Maglogiannis, Harris Papadopoulos, Kostas Karatzas, Spyros Sioutas: Artificial Intelligence Applications and Innovations - AIAI 2012 International Workshops: AIAB, AIeIA, CISE, COPA, IIVC, ISQL, MHDW, and WADTMB, Halkidiki, Greece, September 27-30, 2012, Proceedings, Part II Springer 2012, Book Editing.

  5. Lazaros S. Iliadis, Ilias Maglogiannis, Harris Papadopoulos, Spyros Sioutas, Christos Makris: Artificial Intelligence Applications and Innovations - AIAI 2014 Workshops: CoPA, MHDW, IIVC, and MT4BD, Rhodes, Greece, September 19-21, 2014. Proceedings. IFIP Advances in Information and Communication Technology 437, Springer 2014, ISBN 978-3-662-44721-5, Book Editing.

  6. S.Sioutas, G. Tzimas and Y. Karydis «Trends in Programming», PLS60, Hellenic Open University Press (in press).

  7. S.Sioutas «Algorithms and Complexity», PLS50, Hellenic Open University Press (in press).

  8. Y. Manolopoulos, S. Sioutas, A. Tsakalidis, K. Tsichlas “Analysis of Algorithms”, New Technologies Press (in press).

  9. S.Sioutas, G. Papaloukopoulos “Data Management in P2P Networks”, New Technologies Press (in press).

  10. Ioannis Karydis, Spyros Sioutas, Peter Triantafillou, Dimitrios Tsoumakos:
    “Algorithmic Aspects of Cloud Computing - First International Workshop, ALGOCLOUD 2015, Patras, Greece, September 14-15, 2015”. Revised Selected Papers. Lecture Notes in Computer Science 9511, Springer 2016, ISBN 978-3-319-29918-1, Book Editing.

  11. K.Oikonomou, T.Sellis, I.Karydis and S.Sioutas,  “Algorithmic Aspects of Cloud Computing – 2nd International Workshop, ALGOCLOUD 2016, Aarhus, MADALGO, Denmark, Greece, August 21-15, 2016”. Revised Selected Papers. Lecture Notes in Computer Science, Springer 2017, to appear, Book Editing.

 

 

International Journals

  1. Derekenaris G., Garofalakis J., Makris C., Prentzas J., Sioutas S., Tsakalidis A., “Integrating GIS, GPS and GSM Technologies for the Effective Management of Ambulances”, International Journal of Computers, Environment and Urban Systems, Elsevier, Vol 25 (2001), Issue 3, pp 267-278.

  2. Nectarios Kitsios, Makris Christos, Spyros Sioutas, Athanasios Tsakalidis, John Tsaknakis, Vassilis Vassiliadis “An optimal algorithm for reporting visible Rectangles”, Information Processing Letters, IPL 2591, Elsevier, Volume 81 (2002), pp 283-288.

  3. G. Brodal, Makris C., Sioutas S., Tsakalidis A., Tsichlas K., “Optimal solutions for the temporal precedence problem”, Algorithmica, Springer, Volume 33 (2002), Issue 4, pp 494-510.

  4. G. Lagogiannis, J. Panagis, S. Sioutas, K. Tsihlas, “Rectangle Enclosure Reporting in Linear space revisited”, Journal of Automata, Languages and Combinatorics, Volume 8 (2003), pp 633-645.

  5. G. Lagogiannis, Ch. Makris, J. Panagis, S. Sioutas, K. Tsihlas, “New Dynamic Balanced Search Trees with worst-case constant update time”, Journal of Automata, Languages and Combinatorics, Volume 8 (2003), pp 607-632.

  6. C. Makris, S. Sioutas, K.Tsichlas, J. Tsaknakis and B. Vassiliadis “Geometric Retrieval for Grid Points in the RAM model”, Journal of Universal Computer Science, Volume 10, no.9(2004), pp 1325-1353, Springer Co. Pub.

  7. S. Sioutas, L. Drossos, D. Tsolis, T. S. Papatheodorou “Embedding Advanced Geometric Techniques into SQL for efficient indexing of mobile objects”, Transactions on Computers, Issue 11, Volume 4, November 2005,pp. 1517-1526, ISSN 1109-2750.

  8. Delis Vasilis, Makris Christos and Sioutas Spyros  “A Provably Efficient Computational Model For Approximate Spatiotemporal Retrieval”, Journal of Universal Computer Science, Volume 11, no. 6 (2005), pp 830-849, Springer Co. Pub..

  9. C. Makris, S. Sioutas, E. Theodoridis, K. Tsichlas, A. Bakalis  “Finding Multirepeats in a Set of Strings”, Brill Academic Publishers, P.O. Box 9000, 2300 PA Leiden, The Netherlands, Lectures Series on Computers and Computational Sciences, Volume 1, 2005, p.p 1-4.

  10. C. Makris, A. Bakalis, S. Sioutas, K. Tsichlas  “Algorithms for Bitmasking Strings”, Brill Academic Publishers, P.O. Box 9000, 2300 PA Leiden, The Netherlands, Lectures Series on Computers and Computational Sciences, Volume 1, 2006, pp 1-4.

  11. S. Sioutas, L. Drossos, D. Tsolis, T. S. Papatheodorou “EST-GRID: An Efficient Scalable Peer-to-Peer Infrastructure for Web Service Discovery”, Transactions on Communications, Issue 1, Volume 5, January 2006, pp. 66-76, ISSN 1109-2742.

  12. S. Sioutas, L. Drossos, K.Tsihlas, K.Ioannou “The Dynamic Monotone Priority Search Tree (DMoPST): A New Efficient 2-D Spatial Indexing Scheme with Optimal Update Time”, Transactions on Systems, ISSN: 1109-2777, Issue 1, Volume 5, January 2006, pp 142-147.

  13. C.S. Iliopoulos, C. Makris, S. Sioutas, E. Theodoridis, A.Tsakalidis and K.Tsichlas., “Locating Maximal Multirepeats in Multiple Strings Under Various Constraints”, Computer Journal, Vol.50 (2), 178 – 185 (2007).

  14. Dimitrios K. Tsolis, Spyros Sioutas, Lambros Drossos and Theodore S. Papatheodorou “A cultural information System providing e-commerce web services, digital right management and copyright protection”, Journal of Universal Computer Science, Vol.13(4), 2007, pp 543-571, Springer Co. Pub.

  15. S. Sioutas, K. Tsihlas, B. Vassiliadis and D. Tsolis “Efficient Access Methods for Temporal Interval Queries of Video Metadata”, Journal of Universal Computer Science, Vol.13, no.10 (2007), pp 1411 – 1433, Springer Co. Pub.

  16. S.Sioutas “NBDT: An efficient p2p indexing scheme for web service discovery”, Journal of Web Engineering and Technologies, Vol. 4 (1), pp 95-113, 2008.

  17. S. Sioutas, L. Drosos , E. Sakkopoulos, S. Syrmakesis “Balanced Distributed Web Service Lookup System”, Journal of Networks and Computer Applications, Elsevier, Vol 31/2 (2008), pp 149-162.

  18. S. Sioutas, Ch. Makris, K. Tsihlas, K. Tsakalidis and Y.Manolopoulos “A new approach for Indexing Mobile Objects on the Plane”, Data && Knowledge Engineering (DKE), Elsevier, Volume 67, Issue 3, Pages 331-361 (December 2008).

  19.  D. Tsolis, S. Nikolopoulos, L. Drossos, S. Sioutas and T. Papatheodorou  “Applying Robust Multibit Watermarks in Digital Images”, Journal of Computational and Applied Mathematics, Volume 227, Issue 1, pp. 213-220, Elsevier.

  20. S.Sioutas, E. Sakkopoulos, Ch. Makris, , B. Vassiliadis, A. Tsakalidis, P. Triantafillou “Dynamic Web Service discovery architecture based on  a novel peer based overlay network”, Journal of Systems and Software (JSS), Elsevier, Vol.82 (No.5), pp.809 – 824 (2009).

  21. Dimitris K. Tsolis, Spyros Sioutas, Theodore S. Papatheodorou: “A Multimedia Application for Watermarking Digital Images Based on a Content Based Image Retrieval Technique”, Multimedia Tools and Applications, 47(3): 581-597 (2010) Springer.

  22. S. Sioutas, D. Sofotasios, K. Tsihlas, D. Sotiropoulos and P. Vlamos “On the Canonical k-vertex Polygon Spatial Retrieval Problem”, Journal of Computers, Vol.4, No.9, pp.913 – 919, September 2009.

  23. Lagogiannis Giorgos, Lorentzos Nikos,  Sioutas Spyros, Theodoridis Evagelos, “A Provably Efficient Indexing Scheme for Complex Spatiotemporal Retrieval ”, ACM SIGMOD Record, pp. 11-16, September 2009, Volume 38, No3.

  24. S.Sioutas, Papaloukopoulos, K.Tsichlas and Y. Manolopoulos “An Experimental Performance Comparison for Indexing Mobile Objects on the Plane'', special issue on Collectively Intelligent Information and Knowledge Management, Journal on Organisational and Collective Intelligence (1)4, pp.79-98, October-December 2010, IGI Global Disseminator of Knowledge.

  25. Á. Kaporis, Ch. Makris, S. Sioutas, A. Tsakalidis, K. Tsichlas, Y. Ch. Zaroliagis, “ISB-Tree: A New Indexing Scheme with Efficient Expected Behaviour”, Journal of Discrete Algorithms (8), 2010, pp. 373-387, Elsevier.

  26. D. Tsolis, S. Sioutas and M.Xenos and G. Styliaras “Copyright and IPR Management for Cultural Heritage Digital Content in Peer to Peer Networks”, Journal of Cultural Heritage 12 (2011), pp. 466-475, Elsevier.

  27. S. Xergias, N. Passas, S. Sioutas, and L. Merakos "CO-FRTS: An integrated solution for efficient Scheduling and OFDMA Slot Allocation in mobile WiMAX Networks", International Journal of Communication Systems, WILEY Publications (Accepted with minor revisions).

  28. S. Sioutas, E. Magkos, I. Karydis, and V.S. Verykios. "Uncertainty for Privacy and 2-Dimensional Range Query Distortion”, Journal of Computing Science and Engineering: Special Issue of IEEE International Workshop on Privacy Aspects of Data Mining, JCSE 5(3): 210-222(2011).

  29. Evangelos Niforatos, Evangelos Karapanos and Spyros Sioutas “PLBSD: A platform for Proactive Location Based Service Discovery”, Journal of Location Based Services (JLBS), 6(4):234-249 (2012), Taylor & Francis Group 2012.

  30. Efrosini Sourla, Spyros Sioutas, Vasileios Syrimpeis, Athanasios K. Tsakalidis, Giannis Tzimas: CardioSmart365: Artificial Intelligence in the Service of Cardiologic Patients. Adv. Artificial Intellegence (ADVAI) 2012 (2012).

  31. S.Sioutas, A.Panaretos, I.Karydis, D.Tsoumakos, G.Tzimas and D. K. Tsolis: “SART: Speeding up Query Processing in Sensor Networks with an Autonomous Range Tree Structure”, ACM SIGAPP Applied Computing Review Journal (ACR), 2012, pp. 60-74, ACM 2012.

  32.  Ioannis Karydis, Katia Lida Kermanidis, Spyros Sioutas, Lazaros Iliadis “Comparing content and context based similarity for musical data”, Neurocomputing, (IJON) 107:69-76 (2013), Elsevier 2013.

  33. S. Sioutas, P. Triantafyllou, G. Papaloukopoulos, E. Sakkopoulos, K. Tsichlas, Y. Manolopoulos, " ART: Sub-Logarithmic Decentralized Range Query Processing with Probabilistic Guarantees”, Distributed and Parallel Databases (DAPD), 31(1):71-109 (2013), Springer 2013.

  34.  Kaporis, Ch. Makris, S. Sioutas, A. Tsakalidis, K. Tsichlas, Ch. Zaroliagis, “Improved Bounds for Finger Search on a RAM”, Algorithmica, 66(2):249-286 (2013), Springer  2013.

  35. G.Brodal, A. Kaporis, A. Papadopoulos, S. Sioutas, K. Tsakalidis, K. Tsichlas “Dynamic 3-sided Planar Range Queries with Expected Doubly Logarithmic Time”, Theor. Comput. Sci. (TCS) 526:58-74 (2014), Elsevier 2014.

  36. Spyros Sioutas, Evangelos Sakkopoulos, Alexandros Panaretos, Dimitrios Tsoumakos, Panagiotis Gerolymatos, Giannis Tzimas, Yannis Manolopoulos: D-P2P-Sim+: A novel distributed framework for P2P protocols performance testing. Journal of Systems and Software 100: 211-233 (2015), Elsevier 2015.

  37. Ioannis Karydis, Markos Avlonitis, Konstantinos Chorianopoulos, Spyros Sioutas: Identifying Important Segments in Videos: A Collective Intelligence Approach. International Journal on Artificial Intelligence Tools 23(2) (2014).

  38.  Evanthia Faliagka, Lazaros S. Iliadis, Ioannis Karydis, Maria Rigou, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas: On-line consistent ranking on e-recruitment: seeking the truth behind a well-formed CV. Artif. Intell. Rev. 42(3): 515-528 (2014), Springer 2014.

  39. Markos Avlonitis, Ioannis Karydis, Spyros Sioutas: Early prediction in collective intelligence on video users' activity. Information Science, Inf. Sci. 298: 315-329 (2015), Elsevier 2015.

  40. Gerth Stølting Brodal, Spyros Sioutas, Kostas Tsichlas, Christos D. Zaroliagis: D2-Tree: A New Overlay with Deterministic Bounds. Algorithmica 72(3): 860-883 (2015), Springer 2015.

  41. Panagiotis Gerolymatos, Spyros Sioutas, Nikolaos Nodarakis, Alexandros Panaretos, Konstantinos Tsakalidis: SMaRT: A novel framework for addressing range queries over nonlinear trajectories. Journal of Systems and Software 105: 79-90 (2015), Elsevier 2015.

  42. Yannis Manolopoulos, Spyros Sioutas: Editorial. Neurocomputing 163: 124-125 (2015), Elsevier 2015.

  43. Nikos Nodarakis, Spyros Sioutas, Yannis Tzimas, Athanasios Tsakalidis and Dimitrios Tsoumakos “kdANN+: A Rapid AkNN Classifier for Big Data”, Trans. Large-Scale Data and Knowledge-Centered Systems (TLDKS) 24: 139-168 (2016), Springer.

  44. Vassiliki Gkantouna, Spyros Sioutas, Athanasios Tsakalidis, Giannis Tzimas and Emmanouil Viennas “Design Reuse in the Conceptual Schema of CMSs: a Pattern-based Evaluation Approach”, Eng. Appl. of AI 51: 97-108 (2016), Elsevier.

  45.  Xenophon Evangelopoulos, Victor Giannakouris - Salalidis, Lazaros Iliadis, Christos Makris, Yannis Plegas, Antonia Plerou and Spyros Sioutas “ Evaluating Information retrieval using document popularity: A case study using Map Reduce”,  Eng. Appl. of AI 51: 16-23 (2016), Elsevier.

  46. Spyros Sioutas, Lazaros S. Iliadis, Katia Lida Kermanidis, Phivos Mylonas:
    Introduction to the Special Issue on Mining the Humanities: Technologies and Applications.     Eng. Appl. of AI 51: 1-4 (2016), Elsevier.

  47. Á. Kaporis, Ch. Makris, S. Sioutas, A. Tsakalidis, K. Tsichlas, Ch. Zaroliagis, “Dynamic Interpolation Search revisited”,  ACM Transactions on Algorithms (to appear).

  48. Karydis, I., Avlonitis, M., Mylonas, P., Sioutas, S.: "Detection and Feature Extraction of Collective Activity in Human-Computer Interaction", International Journal of Advanced Computer Science and Applications (IJACSA), Vol. 7, No 3, 2016.

 

Submitted Papers

  1. G.S. Brodal, S.Sioutas, K.Tsakalidis, K.Tsichlas “The fully persistent B-tree”, Submitted to Journal of Computer and System Science (Elsevier).

  2. Spyros Sioutas, Kostas Tsichlas, Ioannis Karydis, Yannis Manolopoulos, Yannis Theodoridis and Ch. Zaroliagis: “NEFOS: Rapid Cache-Aware Range Query Processing with Probabilistic Guarantees”, submitted to Journal of Systems and Software, Elsevier.

  3. S.Sioutas, K. Tsakalidis, D.Tsoumakos, K. Doka and A.N.Papadopoulos, «MLR-tree: Optimal Expected Behaviour for Dynamic Planar Range Skyline Queries on the Grid», submitted to PVLDB.

  4. Efrosini Sourla, Spyros Sioutas, Kostas Tsichlas, Christos D. Zaroliagis:
    D3-Tree: A Dynamic Distributed Deterministic Load - Balancer for decentralized tree structures.     Submitted to Distributed and Parallel Databases (Springer).

 

Technical Reports

  1. CTI TR 99/10/05 C. Makris, S. Sioutas, A. Tsakalidis, J. Tsaknakis and B. Vassiliadis “Geometric Retrieval in the RAM model”, 14/10/99.

  2. CTI TR 99/05/02 Delis Vasilis, Makris Christos, Sioutas Spyros “A Povably Efficient Computational Model for Approximate Spatiotemporal Retrieval”, 20/10/1999.

  3. CTI T.R. 2000/06/02. G. Brodal, Makris C., Sioutas S., Tsakalidis A., Tsichlas K., “Optimal solutions for the temporal precedence problem”.

  4. CTI T.R. 07/06/00 Sioutas S, Makris Ch, Tsakalidis A. “Finger searching with input distributions in RAM model”.

  5. CTI T.R. 99/09/04 Nectarios Kitsios, Makris Christos, Spyros Sioutas, Athanasios Tsakalidis, John Tsaknakis, Vassilis Vassiliadis “An optimal algorithm for reporting visible Rectangles”.

  6. CTI T.R 2003/07/01 Alexis Kaporis, Christos Makris, Spyros Sioutas, Athanasios Tsakalidis, Kostas Tsichlas, Christos Zaroliagis “Improved Bounds for Finger Search on a RAM”.

  7. George Lagogiannis, Nikos A. Lorentzos, Spyros Sioutas, Theodoridis Evaggelos: A Time Efficient Indexing Scheme for Complex Spatiotemporal Retrieval CoRR abs/0805.1487: (2008).

  8. Spyros Sioutas: Finger Indexed Sets: New Approaches CoRR abs/0805.2671: (2008).

  9. Spyros Sioutas, Dimitrios Sofotassios, Kostas Tsichlas, Dimitrios Sotiropoulos, Panayiotis Vlamos: A New Approach on the Canonical k-vertex Polygon Retrieval Problem on the Plane CoRR abs/0805.2681: (2008).

  10. Spyros Sioutas , Vassilios Chrissikopoulos, George Papaloukopoulos, Evangelos Sakkopoulos:  Design and Implementation Aspects of a novel Java P2P Simulator with GUI”, CoRR abs/0805.4134: (2008).

  11. Dimitris K. Tsolis, Spyros Sioutas, Theodore S. Papatheodorou: Watermarking Digital Images Based on a Content Based Image Retrieval Technique CoRR abs/0810.3058: (2008).

  12. G.Brodal, A. Kaporis, A. Papadopoulos, S. Sioutas, K. Tsakalidis, K. Tsichlas “Dynamic 3-sided Planar Range Queries with Expected Doubly Logarithmic Time”, CoRR abs/1201.2702:(2012).

  13. S. Sioutas, P. Triantafyllou , G. Papaloukopoulos, E. Sakkopoulos, K. Tsichlas, Y. Manolopoulos " ART: Sub-Logarithmic Decentralized Range Query Processing with Probabilistic Guarantees”, CoRR abs/1201.2766:(2012).

  14. S.Sioutas, A.Panaretos, I.Karydis, D.Tsoumakos, G.Tzimas and D. K. Tsolis: “SART: Speeding up Query Processing in Sensor Networks with an Autonomous Range Tree Structure”, ACM CoRR abs/1209.5430: (2012).

  15. N. Nodarakis, S. Sioutas, D. Tsoumakos, G. Tzimas, E. Pitoura: “Rapid AkNN Query Processing for Fast Classification of Multidimensional Data in the Cloud”, CoRR abs/1402.7063 (2014).

  16. S.Sioutas, E.Sakkopoulos, A.Panaretos, D.Tsoumakos, P.Gerolymatos, G.Tzimas and Y. Manolopoulos: “D-P2P-Sim+: A Novel Distributed Framework for P2P Protocols Performance Testing”, CoRR abs/1404.0696 (2014).

  17. Athanasios Naskos, Emmanouela Stachtiari, Anastasios Gounaris, Panagiotis Katsaros, Dimitrios Tsoumakos, Ioannis Konstantinou, Spyros Sioutas: Cloud elasticity using probabilistic model checking. CoRR abs/1405.4699 (2014).

  18. Angeliki Rapti, Kostas Tsichlas, Spyros Sioutas, Giannis Tzimas:
    Virus Propagation in Multiple Profile Networks. CoRR abs/1504.03306 (2015)    .

  19. Efrosini Sourla, Spyros Sioutas, Kostas Tsichlas, Christos D. Zaroliagis:
    D3-Tree: A Dynamic Distributed Deterministic Load - Balancer for decentralized tree structures. CoRR abs/1503.07905 (2015)    .

  20. Nikolaos Nodarakis, Spyros Sioutas, Athanasios K. Tsakalidis, Giannis Tzimas:Using
    Using Hadoop for Large Scale Analysis on Twitter: A Technical Report. CoRR abs/1602.01248(2016)    .

 Director of MMLAB (CEID, UPatras) and Associate Researcher in ISD-Lab (Ionian University):

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