Christos Makris

 

Address:                      University of Patras ,   1.12 (new building). 

 

Phone:                         (2610)  996968,  6932 878054           

 

Office Hours:              Tuesday 17:00-19:00,   Thursday :13:00-15:00.

 

e-mail:                         makri@ceid.upatras.gr

 

ORCID:                              https://orcid.org/0000-0003-2571-7449

 

CV:                              In September 1988 he entered the Department of Computer Engineering and Informatics, School of Engineering, University of Patras and he received his Diploma, as a Computer Engineer, in December 1993. In November 1997 he received his Ph.D. in Computer Science. The title of his dissertation was “Elementary Data Structures and their application in Computational Geometry and Information Retrieval” and his Advisor was Professor Athanasios Tsakalidis. From November 1997 to May 1999 he has served his military service. From May 1999 till today he cooperates with the Research Academic Computer Technology Institute, From August 2003 to October 2004 he was Assistant Professor in the Department of Applied Informatics in Management & Finance, Technological Educational Institute of Mesolonghi, while from October 2004 till September 2017 he was Assistant Professor in the Department of Computer Engineering and Informatics, University of Patras. From September 2017 till today he is an Associate Professor in the same Department. From October 2005 till today he is (in an annual basis) member of the collaborating teaching staff of the Hellenic Open University.

Research Interests:      Data Structures, Information Retrieval, Data Mining, Bioinformatics, String Algorithmic, Computational Geometry, Multimedia Data Bases, Internet Technologies. He is/was a member of ACM, IEEE and EATCS.

Courses:                      Undergraduate:Information Retrieval, Introduction to Computers and Programming, Operating Systems I, Data Structures, Introduction to Bioinformatics, Data Mining and Machine Learning,                             

                                    Postgraduate:  Programming Languages I, Knowledge Extraction from Data Bases, Theory of Basic Data Structures, Methods and Technologies for Handling Massive Data Sets, Bioinformatics, Big Data Management and Mining Methods

 

 

 Phd Supervising
1.         Nikos Tsirakis (has defended successfully his doctoral thesis in 2010)
2.         Dimitris Antoniou,  (has defended successfully his doctoral thesis in 2010)
3.         Panagiotis Antonellis, (has defended successfully his doctoral thesis in 2011)

4.           Yannis Plegas (has defended successfully his doctoral thesis in 2013)

5.         Pantelis Vikatos (has defended successfully his doctoral thesis in 2018)

6.         Giorgos Pispirigkos (has defended successfully his doctoral thesis in 2021)

Co-supervising split time phd

Yiannis Kanellopoulos  (split time phd, with main supervisor Christos Tjortjis, Computer Science School of University of Manchester, has received his Ph.D. in 2009)

 

CURRENT PHD CANDIDATES: Gerasimos Rompolas, Michael Simos, Agorakis Mpompotas,George Domalis, Maria Pouliopoulou, Giannis Zaoudis

 

Call for papers for  Special Issue "Machine Learning in Data Structures" https://www.mdpi.com/journal/algorithms/special_issues/machine_learning_data_structures Deadline for manuscript submissions: 31 May 2022.

 

Publications 

(H-Index: 19 (scopus) and 27(google scholar), citations excluding self-citations, at least 800(scopus))

Journal Publications

1.    Bozanis P., Makris C., Tsakalidis A., Parametric Weighted Filter: An Efficient Dynamic Manipulation of Signature Files, The Computer Journal 38(6) (1995), pp. 479-488.

2.    Bozanis P., Kitsios N., Makris C., Tsakalidis A., Red-Blue Intersection Reporting for Objects of Non-constant Size,  The Computer Journal 39 (6) (1996), pp. 541-546.

3.    Bozanis P., Kitsios N., Makris C., Tsakalidis A., New Results on Intersection Query Problems, The Computer Journal 40 (1) 1997, pp.22-29.

4.    Makris C., Tsakalidis A., Algorithms for Three Dimensional Dominance Searching in Linear Space, Information Processing Letters 66 (1998),  pp. 277-283.

5.    Bozanis P., Kitsios N., Makris C., Tsakalidis A.,  The Space Optimal Version of a Known Rectangle Enclosure Reporting Algorithm,  Information Processing Letters 61(1) (1997), pp. 35-41.

6.    Lagogiannis G., Makris C., Tsakalidis A., A New Algorithm for Rectangle Enclosure Reporting,  Information Processing Letters 72 (1999), pp. 177-182.

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

8.    Kitsios N., Makris C., Sioutas S., Tsakalidis A., Tsaknakis J., Vassiliadis B. An Optimal Algorithm for Reporting Visible Rectangles, Information Processing Letters 81(2002), 283-288.

9    Brodal G.S., Makris C., Sioutas S., Tsakalidis A., Tsichlas K., Optimal Solutions for the Temporal Precedence Problem, Algorithmica (2002) 33 (4), pp. 494-510.

10.  Garofalakis J., Kappos P., Makris C., Improving the Performance of Web Access by Bridging Global Ranking with Local Page Popularity Metrics, Internet Research, Electronic Networking Applications & Policy, 12, 1, (2002), pp. 43-55.

11.  Crochemore M., Makris C., Rytter W., Tsakalidis A., Tsichlas K., Approximate String Matching with Gaps, Nordic Journal of Computing, 9, 1 (2002), pp. 54-65.

12. Makris C., Tsakalidis A., Tsichlas K., Reflected Min-Max Heaps, Information Processing Letters, 86(2003), pp.209-214.

13.  Brodal G.S., Lagogiannis G., Makris C., Tsakalidis A., Tsichlas K., Optimal Finger Search Trees in the Pointer Machine, Journal of Computer and System Sciences, Special Issue devoted to STOC 2002, 67(2003), 381-418.

14. B. Vassiliadis, C. Makris, A. Tsakalidis and N. Bogonikolos, User Modelling for Adapting and Adaptable Information Retrieval, Journal of Applied Systems Studies, 4(1), 2003.

15. Lagogiannis G., Makris C., Panagis J., Sioutas S., Tsichlas K., New Dynamic Balanced Search Trees with Worst-Case Constant Update Time, Journal of Automata and Combinatorics, 8(2003), pp. 607-633.

16. Lagogiannis G., Makris C., Panagis J., Sioutas S., Tsichlas K., Rectangle Enclosure Reporting in Linear Space Revisited, Journal of Automata and Combinatorics, 8(2003), pp. 633-647.

17. Christopoulou E., Garofalakis J., Makris C., Panagis J., Psaras A., Sakkopoulos E., Tsakalidis A., Techniques and Metrics for Improving Website Structure, Journal of Web Engineering, 2(2003), 90-114.

18. Kouris I., Makris C., Tsakalidis A., Efficient Automatic Discovery of ?Hot? Itemsets, Information Processing Letters 90(2004), 65-72.

19. Sioutas S., Makris C., Kitsios N., Lagogiannis G., Tsichlas K., Tsaknakis J. Vasiliadis B., Geometric Retrieval for Grid Points in the RAM Model, Journal of Universal Computer Science, 1325-1353 (2004).

20. Kouris, I.N., Makris C., Tsakalidis A., Using Information Retrieval Techniques for Supporting Data Mining, Data and Knowledge Engineering, 52(3): 353-383 (2005)

21. Bodon Ferenc, Kouris, I.N., Makris C., Tsakalidis A., Automatic Discovery of Locally Frequent Itemsets in the Presence of Highly Frequent Itemsets, Intelligent Data Analysis, 9(1):83-104, 2005

22. Makris C., Perdikuri K., Tsakalidis A., Discovering Regularities in Biosequences: Challenges and Applications, Journal of Computational Methods in Sciences and Engineering 5(3), 189-199, 2005.

23. Delis V., Makris C., Sioutas S., A Provably Efficient Computational Model for Approximate Spatiotemporal Retrieval, Journal of Universal Computer Science, 11(6): 830-849 (2005).

24. Yannis Makripoulias, Christos Makris, Yiannis Panagis, Evangelos Sakkopoulos, Poulia Adamopoulou, Miltiadis Lytras and Athanasios Tsakalidis, "Towards Ubiquitous Computing with Quality of Web Service support", Upgrade-The European Journal of Informatics Professionals, ISSN 1684-5285, Special Issue on Ubiquitous Computing, Vol. VI, issue 5, October 2005

25. Iliopoulos C., Makris C., Panagis J., Perdikuri K., Theodoridis E., Tsakalidis A.,  The Weighted Suffix Tree: An Efficient Data Structure  for Handling Molecular Weighted Sequences and its Applications, Fundamenta Informaticae,  71(2-3): 259-277 (2006).

26.  Lagogiannis G., Makris C., Tsakalidis A., Reducing Structural Changes to the Lower Bound for the Dynamic Predecessor Problem, Journal of Discrete Algorithms, 4(1): 106-141 (2006)

27.  Makris C., Panagis Y., Sakkopoulos E., Tsakalidis A., Efficient and adaptive discovery techniques of Web Services handling large data sets, Journal of Systems and Software, 79(4): 480-495 (2006)

28.  Y. Kanellopoulos, T. Dimopulos, C. Tjortjis and C. Makris, Mining Source Code Elements for Comprehending Object-Oriented Systems and Evaluating Their Maintainability, SIGKDD Newsletter, 8(1), 2006.

29.  Bakalis A.,  Iliopoulos C., Makris C., Sioutas S.,  Theodoridis E., Tsakalidis A., Tsichlas K.,  Locating Maximal Multirepeats in Multiple Strings under Various Constraints, The Computer Journal, 50(2), 178-185, 2007.

30. Makris C., Panagis Y., Sakkopoulos E., Tsakalidis A., Category Ranking for Personalized Search,  Data and Knowledge Engineering, 60(1), 2007.

31. Y. Kanellopoulos, C. Makris and C. Tjortjis, An improved methodology on information distillation by mining program source code, Data and Knowledge Engineering, 61(2), 359-383, 2007. 

32.  P. Antonellis, C. Makris, XFIS: An XML Filtering System based on String Representation and Matching,  International Journal of Web Engineering and Technology (IJWET), 4(1): 70-94 (2008).

33.  V. Diamantopoulou, C. Makris, Y. Makris, E. Sakkopoulos, Techniques to support Web Service selection and consumption with QoS characteristics, J. Network and Computer Applications 31(2): 108-130 (2008)

34. Spyros Sioutas, Konstantinos Tsakalidis, Kostas Tsichlas, Christos Makris, Yannis Manolopoulos: A new approach  on indexing mobile objects on the plane. Data Knowl. Eng. 67(3): 362-380 (2008)

35. Spyros Sioutas, Evangelos Sakkopoulos, Christos Makris, Bill Vassiliadis, Athanasios K. Tsakalidis, Peter Triantafillou: Dynamic Web Service discovery architecture based on a novel peer based overlay network. Journal of Systems and Software 82(5): 809-824 (2009)

36. Panagiotis Antonellis, Christos Makris, Nikos Tsirakis, Algorithms for clustering clickstream data, Inf. Proc. Letters, 109(8):381-385 (2009).

37.  Panagiotis Antonellis, Dimitris Antoniou, Yiannis Kanellopoulos, Christos Makris, Evangelos Theodoridis, Christos Tjortjis, Nikos Tsirakis: Clustering for Monitoring Software Systems Maintainability Evolution. Electr. Notes Theor. Comput. Sci. 233: 43-57 (2009)

38. Dimitris Antoniou, John D. Garofalakis, Christos Makris, Yannis Panagis, Evangelos Sakkopoulos: Context-similarity based hotlinks assignment: Model, metrics and algorithm. Data Knowl. Eng. 69(4): 357-370 (2010)

39. Costantinos Dimopoulos, Christos Makris, Yannis Panagis, Evangelos Theodoridis, Athanasios K. Tsakalidis: A web page usage prediction scheme using sequence indexing and clustering techniques. Data Knowl. Eng. 69(4): 371-382 (2010)

40. Alexis C. Kaporis, Christos Makris, George Mavritsakis, Spyros Sioutas, Athanasios K. Tsakalidis, Kostas Tsichlas, Christos D. Zaroliagis: ISB-tree: A new indexing scheme with efficient expected behaviour. J. Discrete Algorithms 8(4): 373-387 (2010)

41. Yiannis Kanellopoulos, Panos Antonellis, , Dimitris Antoniou, Christos Makris, Evangelos Theodoridis, Christos Tjortjis, and Nikos Tsirakis,  Code Quality Evaluation Methodology Using The ISO/IEC 9126 Standard,  International Journal of Software Engineering and Applications (IJSEA), 1(3), 2010.

42. Yiannis Kanellopoulos, Panagiotis Antonellis, Christos Tjortjis, Christos Makris, Nikos Tsirakis: K-attractors: a Partitional Clustering Algorithm for Numeric Data Analysis. Applied Artificial Intelligence 25(2): 97-115 (2011)

43.  Christos Makris, Wavelet Trees:a survey,  Computer Science and Information Systems Journal, 9(2), 585-625 (2012).

44. Christos Makris, Yannis Plegas, Sofia Stamou, Web query disambiguation using pagerank, JASIST (Journal of the American Society of Information Science and Technology),  63(8):1581-1592 (2012).

45.  Alexis Kaporis, Christos Makris, Spyros Sioutas, Athanasios Tsakalidis, Kostas Tsichlas, Christos Zaroliagis, Improved Bounds for Finger Search on a RAM, Algorithmica,  66(2): 249-286 (2013)

46.  Zafeiria-Marina Ioannou, Christos Makris, George P. Patrinos, Giannis Tzimas,  A set of novel mining tools for efficient biological knowledge discovery, Artificial Intelligence Review,  42(3): 461-478 (2014).

47.  Andreas Kanavos, Christos Makris, Evangelos Theodoridis: Topic Categorization of Biomedical Abstracts. International Journal on Artificial Intelligence Tools 24(1) (2015)

48. Vlachakis, D., Fakourelis, P., Megalooikonomou, V., Makris, C., and Kossida S., DrugOn: a fully integrated pharmacophore modeling and structure optimization toolkit. PeerJ 3:e725; DOI 10.7717/peerj.725, January 2015

49. Xenophon Evangelopoulos, Victor Giannakouris-Salalidis, Lazaros S. Iliadis, Christos Makris,  Yannis Plegas, Antonia Plerou, Spyros Sioutas: Evaluating information retrieval using document popularity: An implementation on MapReduce. Eng. Appl. of AI 51: 16-23 (2016)

50. A. Kanavos, C. Makris, Y. Plegas, E. Theodoridis, Ranking Web Search Results exploiting Wikipedia, International Journal on Artificial Intelligence Tools International Journal on Artificial Intelligence Tools (IJAIT) 25(3): 1-26 (2016)

51. G. Drakopoulos, P. Gourgaris, A. Kanavos, C. Makris, Y. Plegas,  Theodoridis, Ranking Web Search Results exploiting Wikipedia, IJAIT 25(6): 1-21 (2016)

52. Christos Makris, Konstantinos Siaterlis, Pantelis Vikatos: Personalized Advertising Using Hotlink Assignment. International Journal on Artificial Intelligence Tools 27(3): 1-27  (2018)

53. George Lagogiannis, Stavros Kontopoulos, Christos Makris: On the randomness that generates biased samples: The limited randomness approach.  Comput. Sci. Inf. Syst. 16(1): 205-225 (2019)

54. Konstantinos Georgiou, Christos Makris, Georgios Pispirigos: A Distributed Hybrid Community Detection Methodology for Social Networks. Algorithms 12(8):

55.  Pantelis Vikatos, Prokopios Gryllos, Christos Makris: Marketing campaign targeting using bridge extraction in multiplex social network. Artif. Intell. Rev. 53(1): 703-724 (2020)

56.  Leonidas Akritidis, Athanasios Fevgas, Panayiotis Bozanis, Christos Makris: A self-verifying clustering approach to unsupervised matching of product titles. Artif. Intell. Rev. 53(7): 4777-4820 (2020)

57.  Christos Makris, Georgios Pispirigos, Michael Angelos Simos: Text Semantic Annotation: A Distributed Methodology Based on Community Coherence. Algorithms 13(7): 160 (2020)

58. Christos Makris, Michael Angelos Simos: OTNEL: A Distributed Online Deep Learning Semantic Annotation Methodology. Big Data Cogn. Comput. 4(4): 31 (2020)

59.  Andreas Kanavos, Panagiota Kotoula, Christos Makris, Lazaros Iliadis: Employing query disambiguation using clustering techniques. Evol. Syst. 11(2): 305-315 (2020)

60.  Alexis C. Kaporis, Christos Makris, Spyros Sioutas, Athanasios K. Tsakalidis, Kostas Tsichlas, Christos D. Zaroliagis: Dynamic Interpolation Search revisited. Inf. Comput. 270 (2020)

61.  Fotios Kounelis, Christos Makris: Comparison between text compression algorithms in biological sequences. Inf. Comput. 270 (2020)

62.  Christos Makris, Georgios Pispirigos, Ioannis Orestis Rizos: A Distributed Bagging Ensemble Methodology for Community Prediction in Social Networks. Inf. 11(4): 199 (2020)

63.  Eleanna Kafeza, Andreas Kanavos, Christos Makris, Georgios Pispirigos, Pantelis Vikatos: T-PCCE: Twitter Personality based Communicative Communities Extraction System for Big Data. IEEE Trans. Knowl. Data Eng. 32(8): 1625-1638 (2020)

64.  Christos Makris, Georgios Pispirigos: Stacked Community Prediction: A Distributed Stacking-Based Community Extraction Methodology for Large Scale Social Networks. Big Data Cogn. Comput. 5(1): 14 (2021)

65.  Rafael Glikis, Christos Makris, Nikos Tsirakis: DrCaptcha: An interactive machine learning application. Comput. Sci. Inf. Syst. 18(3): 687-702 (2021)

 

 

Conference Publications

 
1.    Bozanis P., Kitsios N., Makris C., Tsakalidis A., New Upper Bounds for Generalized Intersection Searching Problems, Proceedings of the 22th International Colloquium on  Automata Languages and Programming  (ICALP), July 10-14, Szeged, Hungary, 1995, pp. 464-474.
2.    Makris C., Tsakalidis A., Fast Piercing of Iso-Oriented Planar Rectangles, Proceedings of the 9th Canadian Conference on Computational Geometry (CCCG), August 11-14, Kingston, Ontario, Canada 1997, pp. 217-222, extended version as CTI T.R. 97.2.10.
3.    Delis V., Makris C., Sioutas S., A Provably Efficient Computational Model for Approximate Spatiotemporal Retrieval, Proceedings of the 7th International Symposium on Advances in  Geographic Information Systems, November 2-6, Kansas City, USA, 1999, ACM Press, pp. 40-46.
4.    Makris C., Tsakalidis A., Vassiliadis B., Towards Intelligent Information Retrieval Engines: A Multi-Agent Approach, Proceedings of the 2000 ADBIS-DASFAA Symposium on Advances in Databases and Information Systems and Enlarged Fourth East-European Conference on Advances in Databases and Information Systems, September 5-8, Prague, Czech Republic, 2000, Springer Verlang, pp. 157-170.
5.    Kitsios N., Makris C., Sioutas S. Tsakalidis A., Tsaknakis J., Vassiliadis B., 2-D Spatial Indexing in Optimal Time, Proceedings of the 2000 ADBIS-DASFAA Symposium on Advances in Databases and Information Systems and Enlarged Fourth East-European Conference on Advances in Databases and Information Systems, September 5-8, Prague, Czech Republic, 2000, Springer Verlang, pp. 107-116.
6.    Derekenaris G., Garofalakis J., Makris C., Prentzas J., Sioutas S., Tsakalidis A., Integrating GIS, GPS and GSM Technologies for the Effective Management of Ambulances, Proceedings of the Second International Symposium on Telegeoprocessing (TELEGEO), May 10-12, Nice-Sophia-Antipolis, France, 2000, Springer Verlang, pp. 131-141.
7.    Derekenaris G., Garofalakis J., Makris C., Prentzas J., Sioutas S., Tsakalidis A., An Information System for the Effective Management of Ambulances, Proceedings of the 13th IEEE Symposium on Computer-Based Medical Systems, (CBMS), June 23-24, Houston, Texas, 2000, pp. 269-274.
8.    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, poster demo, Proceedings of the 10th World Conference on Educational Multimedia, Hypermedia & Telecommunications (ED-MEDIA), June 26 ? July 1, Montreal, Canada, 2000, pp.1834-1834.
9.    Bovilas K., Kanta A., Makris C., Prentzas J., Sakkopoulos E., Sioutas S., Tsakalidis A., Tsaknakis J., Vassiliadis B., The Eurydices System: Objectives and Services,   Proceedings of WEBNET 2000: World Conference on the WWW and the Internet, October 30-November  4, San Antonio, Texas, USA, 2000, pp. 205-210.
10.  Garofalakis J., Kanta A., Makris C., Prentzas J., Tsaknakis J.,  Designing an Adaptive Web-based Training System, Proceedings of WEBNET 2000: World Conference on the WWW and the Internet, October 30-November  4, San Antonio, Texas, USA, 2000, pp. 63-68.
11. Garofalakis J., Kappos P., Makris C., Improving Web Site?s Accessibility, poster demo, Proceedings of the 10th International World Wide Web Conference (WWW), May 1-5, Hong Kong, 2001, http://www10.org/cdrom/posters/frame.html. 
12. Crochemore M., Makris C., Rytter W., Tsakalidis A., Tsichlas K., Approximate String Matching with Gaps, Proceedings of the 5th World Multi-Conference on Systemics, Cybernetics and Informatics, July 22-25, Orlando, Florida, USA, 2001, pp. 45-51.
13. Bogonikolos N., Makris C., Tsakalidis A., Vassiliadis B., Adapting Information Presentation and Retrieval through User Modeling, Proceedings of the 2001 IEEE International Conference on Information Technology: Coding and Computing (ITCC), April 2-4, Las Vegas, USA, 2001, pp. 399-405.
14. Makris C., Perdikuri K., Sioutas S., Tsakalidis A., Tsichlas K., Time and Space Efficient Video Database Content Queries, in Proceedings of the 1st International Workshop on Multimedia Data and Document Engineering (MDDE 2001), July 4, 2001, Lyon, France, pp. 1-8.
15. Brodal G.S., Lagogiannis G., Makris C., Tsakalidis A., Tsichlas K., Optimal Finger Search Trees in the Pointer Machine, in Proceedings of the 34th Annual ACM Symposium on Theory of Computing, Quebec, Canada,  May 19-21, 2002, pp. 583-591 .
16. Iliopoulos C.S, Makris C., Sioutas S., Tsakalidis A., Tsichlas K., Identifying Occurrences of Maximal Pairs into Multiple Strings, in Proceedings of the 13th Annual Symposium on Combinatorial Pattern Matching, July 3-5, Fukuoka, Japan, 2002, pp. 133-143.
17. Christopoulou E., Garofalakis J., Makris C., Panagis Y., Sakkopoulos E., Tsakalidis A., Automating Restructuring of Web Applications, poster demo in Proceedings of ACM Hypertext 2002, June 11-15, University of Maryland, USA, 2002,  http://www.cs.umd.edu/ht02 . 
18.   Lagogiannis G., Makris C., Panagis J., Tsichlas K., New Dynamic Balanced Search Trees with Worst-Case Constant Update Time, in Proceedings of the 13th Australasian Workshop on Combinatorial Algorithms, 7-10 July, Fraser Islands, Australia, 2002,  http://www.maths.uq.edu.au/~njc/awoca/awoca2002.
19.  Kouris, I.N., Makris C., Tsakalidis A., On Line Generation of Association Rules Using Inverted File Indexing and Compression, In Proceedings of the IADIS Int. WWW/Internet 2002 Conference, November 13-15, Lisbon, Portugal, pp. 29-37.
20. Kouris, I.N., Makris C., Tsakalidis A., An Improved Algorithm for Mining Association Rules Using Multiple Support Values, In Proceedings of the 16th International FLAIRS Conference, May 12-14, 2003, California, USA, pp. 309-314 .
21.  Christopoulou ?., Garofalakis, J., Makris C., Panagis J., Psaras A., Sakkopoulos E., Tsakalidis A., Techniques and Metrics for Improving Website Structure, poster demo, Proceedings of the 12th International World Wide Web Conference (WWW), May 20-24, Budapest (Hungary), 2003.
22. Kaporis A., Makris C., Sioutas S., Tsakalidis A., Tsichlas K., Zaroliagis C., Improved Bounds for Finger Search on a RAM, ESA 2003 (11th Annual European Symposium on Algorithms), 15-20 September, Budapest, Hungary, 2003.
23.  Delis Vassilis, Makris Christos, Sakkopoulos Vagelis,  Sioutas Spiros, Tsichlas Kostas,  Tsakalidis Athanasios, Temporal Selection Queries in Video Databases,  Proceedings of the 3rd International Workshop on Multimedia Data and Document Engineering (MDDE 2003), September, 8th 2003, Berlin, Germany.
24.  Iliopoulos K., Makris C., Panagis I., Perdikuri K., Theodoridis E., Tsakalidis A., Computing the Repetitions in a Weighted Sequence using Weighted Suffix Trees, European Conference on Computational Biology 2003, September 27-30, 2003, Paris, France,  poster demo,
25.  Iliopoulos K., Makris C., Panagis I., Perdikuri K., Theodoridis E., Tsakalidis A., Efficient Algorithms for Handling Weighted Molecular Sequences,  IFIP TCS, 2004, 273-287.
26.  Kouris I., Makris C., Tsakalidis A., Assessing the Microeconomic Facet of Association Rules via an Efficient Weighting Scheme, Proceedings of the First Ikms International Conference on Knowledge Management,  2004, 340-350.
27.  Anogianakis G., Kapritsos E., Makris C., Mpaltas N., Themelis A., Perdikuri K., Tsakalidis A.,  Idenitification of protein patterns in nucleic acid sequences and exploration of synonymous codons in tissue differentiation,  Computational Biology and Genome Information 2005 Conference.
28.  Avramouli, D., Garofalakis G., Kavvadias D., Makris C., Panagis Y., Sakkopulos E., Popular Web Hot Spots Identification and Visualization, Proceedings of the 14th International World Wide Web Conference, poster demo, 2005.
29. Christos Makris, Yannis Panagis, Evangelos Sakkopoulos and Athanasios Tsakalidis, An Algorithmic Framework for Adaptive Web Content, International Workshop on Adaptive and Personalized Semantic Web,  ACM Hyper?ext 2005.
30.  Alexis C. Kaporis, Christos Makris, George Mavritsakis, Spyros Sioutas, Athanasios K. Tsakalidis, Kostas Tsichlas, Christos D. Zaroliagis: ISB-Tree: A New Indexing Scheme with Efficient Expected Behaviour. ISAAC 2005: 318-327
31.  Makris C., Sakkopoulos E., Sioutas S., Triantafillou P., Tsakalidis A., Vassiliadis V.,  NIPPERS: Network of InterPolated Peers for Web Service Discovery,  IEEE ITCC 2005.
32.  Alexis C. Kaporis, Christos Makris, Spyros Sioutas, Athanasios K. Tsakalidis, Kostas Tsichlas, Christos D. Zaroliagis: Dynamic Interpolation Search Revisited. ICALP (1) 2006: 382-394
33.  Gerth Brodal, Christos Makris, Kostas Tsichlas, Purely Functional Worst Case Constant Time Catenable Sorted Lists, ESA 2006.
34.  P. Antonellis, D. Antoniou, Y. Kanellopoulos, C. Makris, E. Theodoridis,  C. Tjortjis, N.Tsirakis: A Data Mining Methodology for Evaluating Maintainability according to ISO/IEC-9126 Software Engineering-Product  Quality Standard, in the  Special Session on System Quality and Maintainability, organized in conjunction with the 11th European Conference on Software  Maintenance and Reengineering, CSMR 2007
35.  S. Sioutas, K. Tsakalidis, K. Tsihlas, C. Makris, Y. Manolopoulos, Indexing Mobile Objects on the Plane Revisited, ADBIS 2007.
36. C. Makris, E. Theodoridis, Y. Panagis, A. Tsakalidis, A Web-Page Usage Prediction Scheme using Weighted Suffix Trees, in the 14th  String Processing and Information Retrieval Symposium (SPIRE) 2007.
37.  Y.Kanellopoulos, P. Antonellis, C. Tjortjis, C. Makris,  k-Attractors: A Clustering Algorithm for Software Measurement Data Analysis, ICTAI 2007
38. Y. Antonellis, C. Makris, N. Tsirakis, XEdge: Clustering Homogenous and Heterogenous XML Documents using Edge Summaries,  ACM Symposium on Applied Computing (ACM SAC) 2008 (Information Access and Retrieval Track), 1081-1088.
39.  C. Makris, Y. Panagis, J. Plegas, E. Sakkopoulos, An Integrated Web System to Facilitate Personalized  Web Searching Algorithms. ACM Symposium on Applied Computing (ACM SAC) 2008 (Web Technologies Track), 2397-2402
40 .  P. Antonellis, C. Makris, XML Filtering Using Dynamic Hierarchical Clustering of User Profiles, DEXA 2008: 537-551.
41.   Panagiotis Antonellis, Christos Makris, Nikos Tsirakis: Utilizing XML Clustering for Efficient XML Data Management on P2P Networks. DEXA 2009: 68-82
42. Panagiotis Antonellis, Dimitris Antoniou, Yiannis Kanellopoulos, Christos Makris, Christos Tjortjis, Vangelis Theodoridis, Nikos Tsirakis: Code4Thought Project: Employing the ISO/IEC-9126 Standard for Software Engineering-Product Quality Assessment. CSMR 2009: 297-300
43.   A. Ladas, Ch Makris, E. Sakkopoulos, A. Tsakalidis, "Focused Searching using Web Graphs Categories". pp. 255-265,  Eureka! 2010, (best paper award)
44.  C. Makris, S. Stamou, E. Theodoridis and P. Tzekou, A Semantically Enhanced Web Recommendation Scheme,   LWA KDML 2011.
45.  M. Ioannou, C. Makris, G. Tzimas, E. Viennas, A text mining approach for biomedical documents, HSCBB11, poster
46. P. Antonellis, C. Makris and G. Pispirigos, Parallelized structural and value XML filtering on multicore processors, 8th International Conference on Web Information Systems and Technologies (WebIST 2012), full paper, 9% acceptance rate,  pp. 5-12.
47.  A. Kanavos, C. Makris, E. Theodoridis, On topic categorization of PubMed query results, in WADTMB 2012 (in AIAI 2012)
48.   C. Makris, K. Tsakalidis, An improved algorithm for static 3D dominance reporting in the pointer machine, ISAAC  2012.
49.  C. Makris, Y. Plegas,  E. Theodoridis, Improved text annotation with Wikipedia entities, ACM SAC 2013, 288-295.
50. Panagiotis Antonellis ,  Stavros Kontopoulos ,  Christos Makris ,  Yannis Plegas  and  Nikos Tsirakis,
      Semantic XML Filtering on Peer-to-Peer Networks using Distributed Bloom Filters, 9th International Conference on Web Information Systems and Technologies (WEBIST 2013), pp. 133 - 136
51. Christos Makris  and  Yannis Plegas, Exploiting Progressions for Improving Inverted Index Compression,  9th International Conference on Web Information Systems and Technologies (WEBIST 2013)  pp.  251 - 256
52. Christos Makris ,  Yannis Plegas ,  Giannis Tzimas  and  Emmanouil Viennas,   SerfSIN: Search Engines Results' Refinement using a Sense-driven Inference Network, 9th International Conference on Web Information Systems and Technologies (WEBIST 2013), pp.  222 - 232 
53. Dimitris Antoniou ,  Christos Makris ,  Despina Meridou ,  Giannis Tzimas  and  Emmanouil Viennas, Designing a Click Fraud Detection Algorithm - Exposing Suspect Networks,9th International Conference on Web Information Systems and Technologies (WEBIST 2013), pp.  93 - 98 
54. M. Pouliopoulou, G. Gkotsis, C. Makris, Aletrnate views of graph clustering based on thresholds: A case study for a  student forum, ACM PIKM 2013
55. Α. Kanavos, C. Makris, Y. Plegas and E. Theodoridis,  Extracting knowledge from   Web Search Engines using Wikipedia. In 2nd Mining Humanistic Data Workshop, held  in conjunction with the 14th EANN 2013 Conference.
56.  E.    Kafeza, A.    Kanavos, C.    Makris,    Dickson     K.     W.     Chiu:   Identifying   Personality-Based   Communities   in   Social    Networks. ER Workshops 2013: 7-13

57. Efstathios Lempesis, Christos Makris, Combining Learning-to-Rank  with Clustering, WEBIST 2014, short paper 286-295.

58. Klev Diamanti, Andreas Kanavos, Christos Makris and Thodoris Tokis,  Handling Weighted  Sequences employing Inverted Files and Suffix Trees, WEBIST 2014, short paper 231-238.

59. Christos Makris, Panagiotis Panagopoulos, Improving Opinion-based Entity Ranking, WEBIST 2014, short paper, 223-230.

60.  Christos Makris, Yannis Plegas, Yannis C. Stamatiou, Elias C. Stavropoulos and Athanasios K. Tsakalidis, Reducing Redundant Information in Search Results Employing Approximation Algorithms, DEXA 2014, short paper.

61.  Christos Makris, Michael Simos, Novel Techniques for Text Annotation with Wikipedia Entities, AIAI 2014

62.   Andreas Kanavos, Isidoros Perikos, Pantelis Vikatos, Ioannis Hatzilygeroudis, Christos Makris and Athanasios Tsakalidis, Modeling ReTweet Diffusion using Emotional Content, AIAI 2014.

63.   Eleanna Kafeza, Andreas Kanavos, Christos Makris and Pantelis Vikatos Predicting Information Diffusion Patterns in Twitter, AIAI 2014

64.  Xenophon Evangelopoulos, Christos Makris and Yannis Plegas Reciprocal Rank using Web Page Popularity,  AIAI workshops 2014.

65. Eleanna Kafeza, Andreas Kanavos, Christos Makris, Pantelis Vikatos, T-PICE: Twitter Personality Based Influential Communities Extraction System. BigData Congress 2014: 212-219

66. Andreas Kanavos, Isidoros Perikos, Pantelis Vikatos, Ioannis Hatzilygeroudis, Christos Makris, Athanasios K. Tsakalidis: Conversation Emotional Modeling in Social Networks. ICTAI 2014: 478-484

67. Andreas Kanavos, Eleanna Kafeza, Christos Makris: Can We Rank Emotions? A Brand Love Ranking System for Emotional Terms. BigData Congress 2015: 71-78

68. Kyriakos Ispoglou, Christos Makris, Yannis C. Stamatiou, Elias C. Stavropoulos, Athanasios K. Tsakalidis, Vasileios Iosifidis: Partial Order Preserving Encryption Search Trees. DEXA (2) 2015: 49-56

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

70. Christos Makris, Pantelis Vikatos, Joost Visser: Classification model for predicting cost slippage in governmental ICT projects. SAC 2015: 1238-1241

71. Panagiotis Gourgaris, Andreas Kanavos, Christos Makris, Georgios Perrakis: eview-based Entity-ranking Refinement. WEBIST 2015: 402-410

72. Irene Giakoumi, Christos Makris, Yiannis Plegas: Language Model and Clustering based Information Retrieval.  WEBIST 2015: 479-48

73. Distributed XML Filtering Using HADOOP Framework. ALGOCLOUD 2015: 75-83

74.  Panagiotis Gourgaris, Christos Makris: A Density Based k-Means Initialization Scheme.  EANN Workshops 2015: 19:1-19:9

75. Velissarios Zamparas, Andreas Kanavos, Christos Makris: Real Time Analytics for Measuring User Influence on Twitter. ICTAI 2015: 591-597

76. Georgios Drakopoulos, Stavros Kontopoulos, Christos Makris: Eventually consistent cardinality estimation with applications in biodata mining. SAC 2016:941-944

77. Xenophon Evangelopoulos, Christos Makris: Modeling clicks using document popularity. SAC 2016: 1021-1026

78. George Volis, Christos Makris and Andreas Kanavos, Two Novel Techniques For Space Compaction On Biological Sequences, WEBIST 2016.

79. Vasileios Iosifidis, Christos Makris, Compressing Inverted Files Using modified LZW, WEBIST 2016.

80. Christos Makris, Konstantinos Patikas and Yannis C. Stamatiou, Increasing trust towards eCommerce: Privacy Enhancing Technologies against Price Discrimination, WEBIST 2016.

81. Eleanna Kafeza, Christos Makris,  Pantelis Vikatos Marketing campaigns in Twitter using a Pattern Based Diffusion policy, BigData Congress 2016, 125-132.

82.  Eleanna Kafeza, Christos Makris, Gerasimos Rompolas: Exploiting Time Series Analysis in Twitter to Measure a Campaign Process Performance. SCC 2017: 68-75

83.  Prokopios Gryllos, Christos Makris, Pantelis Vikatos: Marketing campaign targeting using bridge extraction. SAC 2017: 1045-1052

84.  Christos Makris, Konstantinos Siaterlis, Pantelis Vikatos: Personalized Hotlink Assignment using Social Networks. WEBIST 2017: 71-79

85.  Georgios Domalis, Christos Makris, Pantelis Vikatos, Anastasios Papathanasiou, Efterpi Paraskevoulakou, Manos Sfakianakis: SIAS: Suicidal Intentions Alerting System. WEBIST 2017: 291-297

86.  Alexandros Georgiou, Andreas Kanavos, Christos Makris: Finding Influential Users in Twitter Using Cluster-Based Fusion Methods of Result Lists. AIAI 2018: 14-27

87.  Panagiota Kotoula, Christos Makris: Query Disambiguation Based on Clustering Techniques. AIAI (Workshops) 2018: 133-145

88.  Christos Makris, Panagiotis Markovits: Evaluation of Sensitive Data Hiding Techniques for Transaction Databases. SETN 2018: 11:1-11:8

89.   Christos Klavdianos, Christos Makris: Diversifying Search Engine Results. SETN 2018: 23:1-23:4

90.   Elias Dritsas, Gerasimos Vonitsanos, Ioannis E. Livieris, Andreas Kanavos, Aristidis Ilias, Christos Makris, Athanasios K. Tsakalidis¨Pre-processing Framework for Twitter Sentiment Classification. AIAI (Workshops) 2019: 138-149

91.    Christos Makris, Dionisios Pettas, Georgios Pispirigos, Distributed Community Prediction for Social Graphs Based on Louvain Algorithm. AIAI 2019: 500-511

92.  Leonidas Akritidis, Athanasios Fevgas, Panayiotis Bozanis, Christos Makris,  A Clustering-Based Combinatorial Approach to Unsupervised Matching of Product Titles. CoRR abs/1903.04276 (2019)

93.    Agisilaos Kounelis, Pantelis Vikatos, Christos Makris: Movie Recommendation System Based on Character Graph Embeddings. AIAI Workshops 2021: 418-430 2020

94.   Nikitas-Rigas Kalogeropoulos, Ioannis Doukas, Christos Makris, Andreas Kanavos: A Graph-Based Extension for the Set-Based Model Implementing Algorithms Based on Important Nodes. AIAI Workshops 2020: 143-154

95.  Agorakis Bompotas, Aristidis Ilias, Andreas Kanavos, Christos Makris, Gerasimos Rompolas, Alkiviadis Savvopoulos: A Sentiment-Based Hotel Review Summarization Using Machine Learning Techniques. AIAI Workshops 2020: 155-164

96.  Konstantina Iliopoulou, Andreas Kanavos, Aristidis Ilias, Christos Makris, Gerasimos Vonitsanos: Improving Movie Recommendation Systems Filtering by Exploiting User-Based Reviews and Movie Synopses. AIAI Workshops 2020: 187-199

97.  Agorakis Bompotas, Aristidis Ilias, Maria Adamopoulos, Andreas Kanavos, Christos Makris, Gerasimos Rompolas, Alkiviadis Savvopoulos: A Sentiment-based Hotel Review Summarization using LSTM Neural Networks. IISA 2020: 1-7

98. Georgios Drakopoulos, Andreas Kanavos, Konstantinos Paximadis, Aristidis Ilias, Christos Makris, Phivos Mylonas: Computing Massive Trust Analytics for Twitter using Apache Spark with Account Self-assessment. WEBIST 2020: 403-414

 

 

 
 
Book Chapters

 1. C. Makris, Y. Panagis, K. Perdikuri, S. Sioutas, E. Theodoridis, A. Tsakalidis, K. Tsichlas, New Upper Bounds on Various String Manipulation Problems, NATO Book Series, KCL Press, 2004.

2. I. Kouris, C. Makris, K. Papoutsakis, Order Preserving Data Mining, Encyclopedia of Data Warehousing and Mining - 2nd Edition, 2009, IGI Global

3. I. Kouris, C. Makris, E. Theodoridis, and A. Tsakalidis, Indexing Textual Information . Database Technologies: Concepts, Methodologies, Tools, and Applications, 2009. (pp. 196-204)

4. C. Makris, Y. Panagis, E. Sakkopoulos, and A. Tsakalidis.  IT Application Development with Web Services, Encyclopedia of Information Science and Technology, 2009,  Second Edition (pp. 2278-2284)

5. G. Lagogiannis, C. Makris, Y. Panagis, S. Sioutas, E. Theodoridis, and A. Tsakalidis. Indexing Techniques for Spatiotemporal Databases,  Encyclopedia of Information Science and Technology, Second Edition, 2009, (pp. 1911-1916).

6. I. Kouris, C. Makris, and A. Tsakalidis,  Uncovering Hidden Associations Through Negative Itemsets Correlations, Intelligent Databases: Technologies and Applications, 2007, (pp. 1-28)

7. I. Kouris, C. Makris, E. Theodoridis, and A. Tsakalidis,  Association Rules Mining for Retail Organizations. Encyclopedia of Information Science and Technology, Second Edition, 2009 (pp. 262-267).

8. C. Makris, N. Tsirakis, Clustering Algorithms for Data Streams,  in Encyclopedia of Information Science and Technology, 2th Edition, 2009, IGI Global.

9. C. Makris, E. Theodoridis, String Data Structures for Computational Molecular Biology, in Algorithms in Computational Molecular Biology: Techniques, Approaches and Applications, Willey & Sons publishers, February 2011.

10. C. Makris, E. Theodoridis, Computational Methods for Modeling Biological  Interaction Networks. pp. 507-519, in Pattern recognition in computational molecular biology, ed. Mourad Elloumi, Costas Iliopoulos, Jason Wang and Albert Zomaya, 2016.

11. Κωνσταντίνος Μπίκης, Χρήστος Μακρής, Σοφία Κοσσίδα, Ηλεκτρονική Διαχείριση Βιολογικών Δεδομένων,  κεφάλαιο 2 του βιβλίου Βιοπληροφορική: Δυνατότητες και Προοπτική (Σοφία Κοσσίδα, Ιδρυμα Ιατροβιολογικών Ερευνών Ακαδημίας Αθηνών), 2008.

 

 

 

Conference/Journal List, acted as Referee

         ACM Symposium on Theory of Computing (ACM STOC)

          ACM-SIAM Symposium on Discrete Algorithms (ACM-SIAM SODA)

          International Colloquium on Automata Languages and Programming  (ICALP)

          Workshop on Algorithms and Data Structures (WADS)

          European Symposium on Algorithms (ESA)

          International Symposium on Mathematical Foundations of Computer Science (MFCS)

          International Workshop on Experimental and Efficient Algorithms (WEA).

          Symposium on Theoretical Aspects of Computer Science (STACS)

          International Conference on Tools with Artificial Intelligence (ICTAI)

          Algorithm Engineering and Implementation (ALENEX)

          International Conference on Artificial Intelligence Applications and Innovations (AIAI)

          International Conference on Engineering Aplications og Neural Networks (EANN)

          Journal of the Association for Information Science and Technology (JASIST)

          Knowledge and Information Systems (KAIS),

          Journal of Information Processing Systems (JIPS)

          Data Mining and Knowledge Discovery

          Data and Knowledge Engineering

          Discrete and Applied Mathematics  (DAM)

          Parallel Processing Letters (PPL)

          Information Processing Letters (IPL)

          Journal of Discrete Algorithms (JDA)

          Theoretical Computer Science (TCS)

          Acta Informatica

          Information Sciences

          International Journal on Artificial Intelligence Tools (IJAIT)

          The Computer Journal

     

          EMBnet.news (regular reviewer)

          Mathematical Reviews (regular reviewer)

 

 

 

List of Organized Sessions/Workshops

Organizer of the session entitled “Computational Methods and String Manipulation Techniques in Molecular Biology”, organized in conjunction with the International Conference of Computational Methods in Sciences and Engineering 2003.

Organizer of the session entitled “Computational Methods in Molecular Biology and Medicine”.  organized in conjunction with  the International Conference of Computational Methods in Sciences and Engineering 2004.

Organizer of the Session  “Computational Biology: Algorithms and Models”  organized in conjunction with the International Conference on Numerical Analysis and Applied Mathematics 2005

Organizer of the Session “Computational Methods in Molecular Biology: Algorithms, Applications and Tools.” organized in conjunction  with  the International Conference of Computational Method Sciences and Engineering 2005.

Organizer of the Workshop “International Workshop on Peer to Peer and Service Oriented Hypermedia: Techniques and Systems.” organized in conjunction with  the  ACM Hypertext 2005.

Organizer of the Workshop “International Workshop on Peer to Peer and Service Oriented Hypermedia: Techniques and Systems.” organized in conjunction with the  ACM Hypertext 2006.

Programme Chair in the Special Session on System Quality and Maintainability, organized in conjunction with IEEE CSMR 2007.

Programme committee member in ECDM 2009-2012 and ASC 2011-2012.

Organizer of the 1st Workshop on Algorithms for Data and Text Mining in Bioinformatics (WADTMB 2012, http://delab.csd.auth.gr/aiai2012/workshops_algorithms_data_text_mining_bioinformatics.html ), in conjunction with AIAI 2012

Program Committee member in IEEE ICTAI 2012 (http://ictai12.unipi.gr/)

Organizer of  Workshop “2nd Mining Humanistic Data Workshop (MHDW 2013)” in conjunction with EANN 2013.

Organizer of  Workshop “3rd Mining Humanistic Data Workshop (MHDW 2014)” in conjunction with AIAI 2014.

Organizer of  Workshop “4th Mining Humanistic Data Workshop (MHDW 2015)” in conjunction with EANN 2015.

Organizer of  Workshop “5th Mining Humanistic Data Workshop (MHDW 2016)” in conjunction with AIAI 2016.

Organizer of  Workshop “6th Mining Humanistic Data Workshop (MHDW 2016)” in conjunction with  EANN 2017.

Organizer of  Workshop “7th Mining Humanistic Data Workshop (MHDW 2016)” in conjunction with AIAI 2018.

Programme Committee Chair of 10th Hellenic Conference on Artificial Intelligence (SETN’18)

Organizer of  Workshop “8th Mining Humanistic Data Workshop (MHDW 2016)” in conjunction with EANN/AIAI 2019.

Member of Workshops organizing committee of ΑΙΑΙ 2014.

Member of Workshops organizing committee of EANN 2015.

Member of Workshops organizing committee of ΑΙΑΙ 2016.

Member of Workshops organizing committee of ΕΑΝΝ 2017.

Member of Workshops organizing committee of AIAI 2018.

Member of Workshops organizing committee of ΕΑΝΝ/AIAI 2019.

 

 

Special Issues Guest Editor

ü  Journal of Network and Computer Applications, Special Issue (31(2), 2008) in Trends to Peer-to-Peer  and Service Oriented Computing

ü International Journal of Web Engineering and Technology (IJWET), Special Issue (4(1), (2008)) in Trends in architectures, models and infrastructures to generate and handle semantics in Peer to Peer and Hypermedia Systems

ü Electronic Notes in Theoretical Computer Science, special issue (Electr. Notes Theor. Comput. Sci. 233: (2009)) dedicated to the International Workshop on Software Quality and Maintainability (SQM 2008), Athens, Greece.

ü International Journal on Artificial Intelligence Tools 24(1) (2015) dedicated to the on Algorithms for Data and Text Mining in Bioinformatics (WADTMB 2012). στα πλαίσια του συνεδρίου AIAI 2012.

ü Algorithms (ISSN 1999-4893). Special Issue "Humanistic Data Processing", 2016

ü Algorithms ((ISSN 1999-4893). Special Issue "Humanistic Data Mining: Tools and Applications", 2018

 

 

Editorial Board Member

International Journal of Systems Biology and Biomedical Technologies (IJSBBT) http://www.igi-

global.com/journal/international-journal-systems-biology-biomedical/44659  (Editorial review board) 

International Journal of Artificial Intelligence Tools (IJAIT,  http://www.worldscinet.com/ijait/)  (Associate editor, from February 2011) 

International Journal of Reliable and Quality e-Healthcare,  http://www.igi-global.com/journal/international-journal-reliable-quality-healthcare/44660 (Editorial review board)