SELECTED PUBLICATIONS:

Journal Papers:

• T. I. Gündem, "Determining Optimal Binary Inter-Relational Clustering Schema for a Relational Database", International Journal of Computer Mathematics, vol. 61, pp.1-17, 1996.

·         T. I. Gündem, "Fundamentals of The Metamorphosis of Access Specifications into Simple and Complex Access Structures and a Model of Complex Access Structures", International Journal of Systems Research and Information Science, vol. 7, no. 1, 1997, pp. 1-19.

• T. I. Gündem, "LOGOB: A Database Model Incorporating Object Predicates into Horn Clauses", Journal of Institute of Mathematics and Computer Sciences, ( Computer Science Series), vol. 8, no.1, 1997,

• T. I. Gündem, "Near Optimal Multiple Choice Index Selection for Relational Databases", Computers and Mathematics with Applications, vol. 37, 1999, pp 111-120.

• T. I. Gündem and E. Savaş, " Exclusive Disjunctions in Indefinite and Maybe Information in Relational Databases ", Turkish Journal of Electrical Engineering and Computer Science, TUBITAK, vol. 7, no. 1-3, 1999

·         C. F. Pembe and T. I. Gündem, Indexing for XML-Based Articles, Journal of Digital Information Management, vol. 1, no. 2, June 2003.

·         A. Özgür and T. I. Gündem, "Efficient Indexing Technique for XML-Based Electronic Product Catalogs" , Electronic Commerce Research and Applications, vol. 5, issue 1, 2006, pp 66-77.

·         T. I. Gündem and Ö. Armaðan, “Efficient Storage of Healthcare Data in XML-Based Smart Cards”, Computer Methods and Programs in Biomedicine, vol. 81, issue 1, 2006, pp 26-40.

·         O. Ünay and T. I. Gündem, “A Survey on Querying Encrypted XML Documents for Databases as a Service”, ACM SIGMOD Record, Vol. 37, Number 1, March 2008, pp 12-20.

·         M. M. Kocatürk and T. I. Gündem, “A Fine-grained Access Control System Combining MAC and RBACK Models for XML”, Informatica, Vol. 19, Issue 4, 2008, pp 517-534.

·         N. Aksu, T.I.Gündem. Indexing of Medical XML Documents Stored in WORM Storage. Information Technology and Control, 2009, Vol. 38, No. 1, 72 - 80.

·         U. Günay, T. I. Gündem. Association Rule Hiding Over Data Streams. Information Technology and Control, 2009, Vol. 38, No. 2, 125 - 134.

·         A. R. Konan, T. I. Gündem and M. E. Kaya. Assignment Query and its Implementation in Moving Object Databases. International Journal of Information Technology and Decision Making, 2010, Vol 9, No. 3, 349-372.

·         O. Ünay and T. I. Gündem. Parallel Processing of Encrypted XML Documents in Database as a Service Concept. Information Technology and Control, 2010, Vol. 39, No.4, 301-309.

·         O. Ü. Duygulu and T.I. Gündem. A temporal XML data model in anaesthesia information systems, Turkish Journal of Electrical Engineering and Computer Sciences, 2013, Vol.21, 274-299. DOI: 10.3906/elk-1105-11. 

·         S. Polat and T. I. Gündem, Stream Processing Health Card Application, Journal of Medical Systems, 2012, Vol. 35, No. 5, 3215-3222. DOI: 10.1007/s10916-011-9812-0. 

·         S. Çokpınar and T.I. Gündem, Positive and Negative Association Rule Mining on XML Data Streams in Database as a Service

 Concept, Expert Systems With Applications, 2012, Vol. 39, No. 8, 7503-7511.

·         A. Erdem and T. I. Gündem, M-FDBSCAN: A multi core density based uncertain data clustering algorithm, Turkish Journal of Electrical Engineering and Computer Sciences, 2014, Vol. 22, Issue 1, 143-154. DOI: 10.3906/elk-1202-83.

·         L. Ünver and T. I. Gündem, Authentication of Uncertain Data Based on k-means Clustering, Turkish Journal of Electrical Engineering and Computer Sciences, 2016, Vol. 24, 2910-2928.  DOI: 10.3906/elk-1405-177.

·         A. S. Büyükkayhan and T. I. Gündem, Assignment as a Location Based Service in Outsourced Databses, Turkish Journal of Electrical Engineering and Computer Sciences (accepted for publication). DOI: 10.3906/elk-1511-190.

·         A. Erdem and T. İ. Gündem, E-MFDBSCAN: An evolutionary clustering algorithm for gene expression time series, Turkish Journal of Electrical Engineering and Computer Sciences (accepted for publication). DOI: 10.3906/elk-1609-163.

 

 

 

 

Reports:

·         T. I. Gündem and F. Çelikel, "Structure Encryption In XML" (PDF).