Contact Information
 

Office	Pfahler 101J
Email	akontostathis@ursinus.edu

Course Schedule - Spring 2008
 

On leave

Office Hours
 

By Appointment

Background

For more information, check out my C.V., Research Statement and Teaching Statement.

Education
 

2004	PhD in Computer Science	Lehigh University
1986	Master of Arts in Mathematics	Duke University
1984	Bachelor of Arts in Mathematics	Bloomsburg University

Projects
 

TextMOLE: Text Mining Operations Library and Environment

Student Honors and Distinguished Honors papers
 

Improving Search and Retrieval Performance through Shortening Documents, Detecting Garbage, and Throwing Out Jargon	Scott Kulp	Dec 2007
The Development of Text-Mining Tools and Algorithms	Daniel Waegel	May 2006
Experiments in Emerging Trend Detection and First Story Detection	Indro De	May 2005

Publications

2007

Kontostathis, April. (2007) Essential Dimensions of Latent Semantic Indexing (EDLSI). Proceedings of the 40th Annual Hawaii International Conference on System Sciences (CD-ROM). January 2007. Computer Society Press.

Kulp, Scott and April Kontostathis. (2007) On Retrieving Legal Files: Shortening Documents and Weeding Out Garbage. Proceedings of the Sixteenth Text REtrieval Conference (TREC2007). NIST Special Publication 500-xxx. February 2008.

2006

Kontostathis, April and William M. Pottenger. (2006) A framework for understanding LSI performance. Information Processing and Management. Volume 42, number 1, pages 56-73.

Waegel, Daniel B, and April Kontostathis. 2006. Using Query History to Prune Query Results. In Proceedings of Text Mining 2006 Workshop held in conjunction with SIAM Data Mining 2006. Bethesda, MD.

Waegel, Daniel B, and April Kontostathis. 2006. TextMOLE: Text Mining Operations Library and Environment. In Proceedings of the 2006 Technical Symposium on Computer Science Education. Houston, TX.
TextMOLE Home Page

2005

Kontostathis, April, William M. Pottenger, and Brian D. Davison. (2005) Identification of critical values in Latent Semantic Indexing (LSI). In T.Y. Lin, S. Ohsuga, C. Liau, X. Hu and S. Tsumoto, editors, Foundations of Data Mining and Knowledge Discovery, pages 333-346. Springer-Verlag.

Indro De (April Kontostathis, Faculty Advisor). (2005) Experiments in First Story Detection. Proceedings of The National Conference On Undergraduate Research (NCUR) 2005.

2004

Holzman, L.E., Fisher, T.A., Galitsky, L. M., Kontostathis, A., and Pottenger, W. M. (2004) A Software Infrastructure for Research in Textual Data Mining. The International Journal on Artificial Intelligence Tools. (Preprint). Volume 14, number 4, pages 829-849.

Kontostathis, April, William M. Pottenger, and Brian D. Davison. (2004) Assessing the impact of sparsification on LSI Performance. Proceedings of the 2004 Grace Hopper Celebration of Women in Computing Conference. Oct 6-9, 2004. Chicago, IL.

Mill, William and April Kontostathis. (2004) Analysis of the values in the LSI term-term matrix . Technical Report.

Kontostathis, A., and Sliner, L. (2004) Use of Visualization to Assist the User with Term Selection for Query Expansion. Technical Report.

Kontostathis, April, Indro De, Lars E. Holzman and William M. Pottenger.  (2004)  Use of Term Clusters for Emerging Trend Detection.  Technical Report.

Kontostathis, April, Leon Galitsky, Soma Roy, William M. Pottenger and Daniel Phelps.  2003.  An overview of Emerging Trends Detection (ETD), Lecture Notes in Computer Science, Springer-Verlag.

Kontostathis, April and William M. Pottenger.  2003.  A framework for understanding LSI Performance.  Proceedings of ACM SIGIR Workshop on Mathematical/Formal Methods in Information Retrieval-ACMSIGIR MF/IR '03.

Holzman, L., T.A. Fisher, L.M. Galitsky, A. Kontostathis, and W.M. Pottenger.  2003.  A Software Infrastructure for Research in Textual Data Mining.  Proceedings of the fifteenth annual IEEE International Conference on Tools with Artificial Intelligence. Available on the WWW at http://hddi.cse.lehigh.edu.

2002

Kontostathis, April and William M. Pottenger.  2002.  Detecting Patterns in the LSI Term-Term Matrix.  IEEE ICDM02 Workshop Proceedings, The Foundation of Data Mining and Knowledge Discovery (FDM02). 

Personal

Yes, the name is Greek for those who are wondering. My husband was born and raised in Athens, Greece. My maiden name was Edwards! We two sons Kirie and AJ.