Ronen Feldman

Professor at The Hebrew University of Jerusalem

Schools

The Hebrew University of Jerusalem

Biography

The Hebrew University of Jerusalem

Ronen Feldman is a Professor of Information Systems at the Business School of the Hebrew University in Jerusalem. He received his B.Sc. in Math, Physics and Computer Science from the Hebrew University and his Ph.D. in Computer Science from Cornell University in NY. He was an Adjunct Professor at NYU Stern Business School. He is the founder of ClearForest Corporation, a Boston based company specializing in development of text mining tools and applications. He has given more than 30 tutorials on text mining and information extraction and authored numerous papers on these topics. He is the author of the book "The Text Mining Handbook" published by Cambridge University Press in 2007.

Education

Ph.D. Cornell University, 1993

Publications

Ph.D. Dissertation

"Probabilistic Revision of Logical Domain Theories” (1993) Advisors: Professor Alberto Segre. Publications that are associated with the dissertation: * Papers numbers 4.1, 5.3, 5.4, 8.5-8.13

Books

Ronen Feldman and Jim Sanger. "Text Mining Handbook: Advanced Approaches in Analyzing Unstructured Data,” Cambridge University Press, Dec 2006.

In the top 10 best sellers in Machine Learning. In the Top 20 best sellers in Data Mining. (based on Amazon data) The Book is based on my research, Jim helped with the editing of the material.

Books Edited

Chapters in Peer-Reviewed Collections

M. Koppel, A. Segre and R. Feldman. "An Integrated Framework for Knowledge Representation and Theory Revision,” In Machine Learning and Knowledge Acquisition, pp. 95-114, G. Tecuci and Y. Kodratoff (Eds.), Academic Press, 1995.
R. Feldman, I. Dagan, and W. Kloesgen. "KDD Tools for Mining Associations in Textual Databases, ” Springer Lecture Notes in Computer Science, volume 1079, 96-107, 1996.
A. Amir, R. Feldman, and R. Kashi. "A New and Versatile Algorithm for Association Generation,” Springer Lecture Notes in Computer Science, volume 1263 , 221-231, 1997.
R. Feldman, W. Klösgen, Y. Ben-Yehuda, G. Kedar and V. Reznikov. "Pattern based browsing in document collections,” Springer Lecture Notes in Computer Science, volume 1263, 112-122, 1997.
R. Feldman and H. Hirsh. "Finding Associations in Collections of Text, ” In Methods and Applications of Machine Learning, Data Mining and Knowledge Discovery, R.S. Michalski, I. Bratko, and M. Kubat (eds.), John Wiley and Sons, Ltd., 1997, 20 pages.
R. Feldman, W. Kloesgen and A. Zilberstien " Document Explorer: Discovering Knowledge in Document Collections". Springer Lecture Notes in Computer Science, volume 1325, 137-146, 1997.
Ronen Feldman, Yonatan Aumann, Amir Zilberstein, Yaron Ben-Yehuda: Trend Graphs: Visualizing the Evolution of Concept Relationships in Large Document Collections. Springer Lecture Notes in Computer Science, volume 1510, 38-46, 1997
David Landau, Ronen Feldman, Yonatan Aumann, Moshe Fresko, Yehuda Lindell, Orly Liphstat, Oren Zamir: TextVis: An Integrated Visual Environment for Text Mining. Springer Lecture Notes in Computer Science, volume 1510, 56-64, 1997
Ronen Feldman, Moshe Fresko, Yakkov Kinar, Yehuda Lindell, Orly Liphstat, Martin Rajman, Yonatan Schler, Oren Zamir: Text Mining at the Term Level. Springer Lecture Notes in Computer Science, volume 1510, 65-73, 1997.
Ronen Feldman, Yonatan Aumann, Moshe Fresko, Orly Lipshtat, Binyamin Rosenfeld, Yonatan Schler: Text Mining via Information Extraction. Springer Lecture Notes in Computer Science, volume 1704, 165-173
Yonatan Aumann, Ronen Feldman, Yaron Ben Yehuda, David Landau, Orly Lipshtat, Yonatan Schler: Circle Graphs: New Visualization Tools for Text-Mining. Springer Lecture Notes in Computer Science, volume 1704, 277-282.
Ronen Feldman, Yonatan Aumann, Michal Finkelstein-Landau, Eyal Hurvitz, Yizhar Regev, Ariel Yaroshevich: A Comparative Study of Information Extraction Strategies. Springer Lecture Notes in Computer Science, volume 2276, 349-359, 2002.
Ronen Feldman. "Document Explorer”, Part Four, Chapter 24 in the Handbook of Data Mining and Knowledge Discovery, Oxford University Press 2002, 629-636.
Ronen Feldman. "Text Mining”, Part Six, Chapter 38 in the Handbook of Data Mining and Knowledge Discovery, Oxford University Press 2002, 749-757.
Sundar Varadarajan, Kas Kasravi, Ronen Feldman: Text-Mining: Application Development Challenges. In Proceedings of the Twenty-second SGAI International Conference on Knowledge Based Systems and Applied Artificial Intelligence, December 2002, Applications and Innovations in Intelligent Systems X, Springer-Verlag, 8 pages.
Ronen Feldman. "Mining Text Data”, Chapter 21 in Handbook of Data Mining, Lawrence Erlbaum Associates, 2003, 48 pages.
Moty Ben-Dov, Ronen Feldman: Text Mining and Information Extraction. The Data Mining and Knowledge Discovery Handbook 2005: 801-831, Springer.
Ronen Feldman, Suresh Govindaraj, Sangsang.Liu ,Joshua Livnat - OPTIMAL PORTFOLIO CONSTRUCTION USING QUALITATIVE AND QUANTITATIVE SIGNALS - Communication and Language Analysis in the Corporate World/Roderick P. Hart, 2013.
Articles in Peer-Reviewed Journals

Note: In parenthesis, the impact factor and rank of journals in the relevant area (Computer Science) at year of publication and at present; number of ISI citations; number of Google Scholar references. * R. Feldman and M.C. Golumbic. "Optimization algorithms for scheduling via constraint Satisfiability,” The Computer Journal, pp. 356-364, Aug. 1990. (at year of publication N.A, 2010 impact factor 1.363, 41/92, 6 citations in ISI, 19 citations in Google Scholar)

The work is based on my Maters thesis and the research was mainly mine. Martin helped with the writing

R. Feldman and M.C. Golumbic. "Interactive scheduling as a constraint satisfiability problem,” In Annals of Mathematics and Artificial Intelligence, pp. 49-73, Aug. 1990. (at year of publication N.A, 2010 impact factor 0.430, 0 citations in ISI, 4 citations in Google Scholar)

The work is based on my Maters thesis and the research was mainly mine. Martin helped with the writing * M. Koppel, R. Feldman and A. Segre "Bias-Driven Revision of Logical Domain Theories,” Journal of Artificial Intelligence Research, pp. 159-208, 1994. (at year of publication N.A, 2010 impact factor 1.691, 0 citations in ISI, 48 citations in Google Scholar, top 0.81% in CS/IS publications)

The work is based on my PhD thesis and the research was mainly mine. It was based on collaboration with Moshe Koppel and my Advisor.

R. Feldman, M. Koppel and A. Segre "Extending the Role of Bias in Probabilistic Theory Revision,” Knowledge Acquisition Journal, Vol. 6, pp. 197-214,1994. (at year of publication 7.29, 2 citations in ISI, 4 citations in Google Scholar)

The work is based on my PhD thesis and the research was mainly mine. It was based on collaboration with Moshe Koppel and my Advisor.

Amihood Amir, Ronen Feldman, Reuven Kashi: A New and Versatile Method for Association Generation. IS 22(6/7): 333-347 (1997) . (at year of publication N.A, 2010 impact factor 1.592, 22 citations in ISI, 48 citations in Google Scholar, top 30.79% in CS/IS publications)

Joint research with the other 2 authors

Ronen Feldman, Haym Hirsh: Exploiting Background Information in Knowledge Discovery from Text. JIIS 9(1): 83-97 (1997) (at year of publication N.A, 2010 impact factor 0.875, 0 citations in ISI, 52 citations in Google Scholar, top 19.73% in CS/IS publications)

I did most of the research and Haym helped with the writing.

Ronen Feldman, Ido Dagan, Haym Hirsh: Mining Text Using Keyword Distributions. JIIS 10(3): 281-300 (1998) (at year of publication N.A, 2010 impact factor 0.875, 50 citations in ISI, 89 citations in Google Scholar, top 19.73% in CS/IS publications)

It was Joint research with the other 2 authors. I did all the implementations of the system.

Ronen Feldman, Willi Klösgen: Data Mining on the Web: A Promising Challenge? KI 12(1): 35-36 (1998)

It was Joint research with Willi while I visited GMD

Yonatan Aumann, Ronen Feldman, Orly Liphstat, Heikki Mannila: Borders: An Efficient Algorithm for Association Generation in Dynamic Databases. JIIS 12(1): 61-73 (1999) (at year of publication N.A, 2010 impact factor 0.875, 18 citations in ISI, 24 citations in Google Scholar, top 19.73% in CS/IS publications)

The research was done while I visited Heikki in Helsinki. The other authors mostly helped with writing.

Ronen Feldman, Yizhar Regev, Michal Finkelstein-Landau, Eyal Hurvitz & Boris Kogan: Mining biomedical literature using information extraction. Current Drug Discovery, Volume2, Issue 10, pages 19-23,October 2002.

Joint work done mostly by the first 3 authors.

Yizhar Regev, Michal Finkelstein-Landau, Ronen Feldman: Using Rule-based Information Extraction for Locating Experimental Evidence in the Biomedical Domain – the KDD Cup 2002. KDD Explorations, December 2002, 3 pages. (at year of publication N.A, 2007 impact factor 0.58, 0 citations in ISI, 0 citations in Google Scholar, top 45.20% in CS/IS publications)

Joint work done mostly by the first 3 authors.

Ronen Feldman, Josuha Livnat and Ron Lazar: Earnings Guidance after Regulation FD. The Journal of Investing, 2003, 33 pages. (at year of publication N.A, 2007 impact factor NA, 0 citations in ISI, 2 citations in SSRN)

Joint work done mostly by the first 2 authors.

Hagit Shatkay and Ronen Feldman: Mining the Biomedical Literature in the genomic era, a review. Journal of Computational Biology, 10 (6): 821-855 (2003). (at year of publication N.A, 2010 impact factor 1.600, 105 citations in ISI, 148 citations in Google Scholar, top 28.09% in CS/IS publications)

Joint Work that combined the work of the 2 authors

Ronen Feldman, Yizhar Regev, Michal Finkelstein-Landau, Eyal Hurvitz & Boris Kogan, "Mining the biomedical literature using semantic analysis”, Biosilico 1(2):69-80 (2003). (at year of publication N.A, 5 citations in ISI, 21 citations in Google Scholar)

Joint work done mostly by the first 3 authors.

Yonatan Aumann, Amihood Amir, Ronen Feldman, Moshe Fresko, "Maximal Association Rules: a Tool for Mining Associations in Text”, J. Intell. Inf. Syst. 25(3): 333-345 (2005). (at year of publication N.A, 2010 impact factor 0.875, 5 citations in ISI, 47 citations in Google Scholar, top 19.73% in CS/IS publications)

I developed the algorithm and Yonatan helped with the formulation and writing.

Ronen Feldman, Benjamin Rosenfeld, Moshe Fresko, "TEG - A Hybrid Approach to Information Extraction”, KAIS, 9(1): 1-18 (2006). (at year of publication 0.833, 2010 impact factor 2.008, 11 citations in ISI, 9 citations in Google Scholar, top 45.53% in CS/IS publications)
Ronen Feldman, Benjamin Rosenfeld, Joshua Livnat, "Reasons for Late SEC Filings: Computerized Retrieval and Classification”, Journal of Intelligent Data Analysis, 10(2): 183 - 195 (2006). (at year of publication N.A, 2010 impact factor 0.412, 0 citations in ISI, 3 citations in Google Scholar)

Joint work done mostly by the first and the third authors.

Yonatan Aumann, Ronen Feldman, Benjamin Rosenfeld, , Yair Liberzon, Jonathan Schler, "Visual Information Extraction”, KAIS, 10(1): 1-15. (at year of publication 0.833, 2010 impact factor 2.008, 4 citations in ISI, 11 citations in Google Scholar, top 45.53% in CS/IS publications)

Joint work done mostly by the first 3 authors.

Gregory Piatetsky-Shapiro, Robert Grossman, Chabane Djeraba, Ronen Feldman, Lise Getoor, Mohammed Zaki: "What are the grand challenges for data mining?”, KDD Explorations, Vol 8, Issue 2, 70-77, Dec 2006. (at year of publication N.A, 2007 impact factor 0.58, 0 citations in ISI, 20 citations in Google Scholar, top 45.20% in CS/IS publications)

Based on a KDD-2006 panel were all authors participated.

Ronen Feldman, Yizhar Regev, Maya Gorodetsky: A modular information extraction system. Intell. Data Anal. 12(1): 51-71 (2008). (at year of publication 0.428, 2010 impact factor 0.412, 1 citations in ISI, 6 citations in Google Scholar)

Joint work done mostly by the first 2 authors.

Benjamin Rosenfeld, Ronen Feldman: Self-supervised relation extraction from the Web. Knowl. Inf. Syst. Journal 17(1): 17-33 (2008). (at year of publication 1.733, 2010 impact factor 2.008, 2 citations in ISI, 18 citations in Google Scholar, top 45.53% in CS/IS publications)

Joint research done by the authors. Benjamin implemented the system

Ronen Feldman; Joshua Livnat; Benjamin Segal : Shorting Companies That Restate Previously Issued Financial Statements. Journal of Investing, Vol. 17, No. 3: 2008, 6-15.

Joint work done mostly by the first 2 authors.

Ronen Feldman, Suresh Govindaraj, Joshua Livnat.: "Management's Tone Change, Post Earnings Announcement Drift and Accruals”. REVIEW OF ACCOUNTING STUDIES Volume: 15 Issue: 4 Pages: 915-953, Published: DEC 2010 (at year of publication 1.972, 3 citations in ISI, 25 citations in Google Scholar)

Joint work done mainly by the first and third authors.

Ronen Feldman, Joshua Livnat. Yuan Zhang: "Analysts' Earnings Forecast, Recommendation and Target Price Revisions”. The Journal of Portfolio Management Spring 2012, Vol. 38, No. 3: pp. 120-132. (at year of publication 0.9, 0 citations in ISI, 0 citations in Google Scholar)

Joint work done by all authors

Oded Netzer, Ronen Feldman, Moshe Fresko, Jacob Goldenberg,. Mine Your Own Business: Market Structure Surveillance Through Text Mining. Marketing Science 31 (3), 521-543 (at year of publication 2.194, 2 citations in ISI, 10 citations in Google Scholar)

Joint work done mostly by the first, second and fourth authors.

Ronen Feldman: Techniques and applications for sentiment analysis. Commun. ACM 56(4): 82-89 (2013). (at year of publication 1.9, 1 citations in ISI, 7 citations in Google Scholar)

In Preparation

Ronen Feldman, Suresh Govindaraj, Joshua Livnat and Christine Petrovits : Do Managers "Put Their Money Where Their Mouth Is"? and Should Investors Follow Suit?

Joint work done by all authors.

Ronen Feldman, Suresh Govindaraj, Joshua Livnat: Is The Accruals Anomaly Dead? A Premature Death Certificate.

Conference Proceedings

R. Feldman and M.C. Golumbic. "Interactive Scheduling as a Constraint Labeling Problem,” In Proceedings of the 4th Israeli Symposium on Artificial Intelligence, pp. 136-145, December 1987, Ramat-Gan, Israel.

Based on my M.Sc research

R. Feldman and M.C. Golumbic "Constraint Satisfiability algorithms for interactive student scheduling,” In Proceedings of IJCAI-89, pp. 1010-1016, Aug. 1989, Detroit, MI. (CiteSeer impact factor 1.82, 11 citations in Google Scholar, top 4.09%% in CS/IS publications)

Based on my M.Sc research

D. Subramanian and R. Feldman "The Utility of EBL in Recursive Domains,” In Proceedings of AAAI-90, pp. 942-949, July 1990 ,Boston, MA. (CiteSeer impact factor 1.49, 32 citations in Google Scholar, top 9.17% in CS/IS publications)

Based on my Ph.D. research

R. Feldman and D. Subramanian. "Example Guided Optimization of Recursive Domain Theories,” In Proceedings of IEEE AI Applications Conference., pp. 240-244, Feb. 1991, Miami Beach, FL. (CiteSeer impact factor NA, 1 citations in Google Scholar)

Based on my Ph.D. research

R. Feldman, A. Segre and M. Koppel. "Incremental Refinement of Approximate Domain Theories,” In Proceedings of the 8th Intl. Machine Learning Conference, pp. 500-504, June 1991 Evanston, IL. (CiteSeer impact factor 2.12, 11 citations in Google Scholar, top 1.88% in CS/IS publications)

Based on my Ph.D. research

R. Feldman, A. Segre and M. Koppel. "Refinement of Approximate Rule Bases,”, In Proceedings of the World Congress on Expert Systems, pp. 615-622, Dec. 1991 Orlando, FL.

Based on my Ph.D. research

R. Feldman, M. Koppel and A. Segre "Probabilistic Revision of Logical Domain Theories,” In Working Notes of AAAI Spring Symposium on Knowledge Assimilation, pp. 51-61, March 1992, Stanford, CA.

Based on my Ph.D. research

R. Feldman, M. Koppel and A. Segre "Probabilistic Revision of Propositional Domain Theories,” In Proceedings of the 9th Israeli Symposium on Artificial Intelligence, pp. 132-146, December 1992, Ramat-Gan, Israel.

Based on my Ph.D. research

R. Feldman, M. Koppel and A. Segre "The Relevance of Bias in the Revision of Approximate Domain Theories,” In Proceedings of IJCAI-93 workshop on Knowledge Acquisition and Machine Learning, pp. 44-60, August 1993, Chambery, France. . (2 citations in Google Scholar)

Based on my Ph.D. research

M. Koppel, R. Feldman and A. Segre "Theory Revision Using Noisy Exemplars,” In Proceedings of the 10th Israeli Symposium on Artificial Intelligence, pp. 96-107, December 1993, Ramat-Gan, Israel.

Based on my Ph.D. research

R. Feldman and C. Nedellec "A Framework for Specifying Explicit Bias for Revision of approximate Knowledge Bases,” In Proceedings of the 7th International Conference on Knowledge Acquisition, chapter 15, pp. 1-20, Banff, Canada, Feb 1994.

Research done while I was visiting u of Paris

M. Koppel, A. Segre and R. Feldman. "Getting the Most from a Flawed Theory,” 9th International Machine Learning Conference, pp. 139-147, Rutgers, NJ, June 1994. (CiteSeer impact factor 2.12, 4 citations in Google Scholar, top 1.88% in CS/IS publications)

Based on my Ph.D. research

R. Feldman. "FRST - An Interactive Revision System for Forward Chaining Rule Bases,” In Proceedings of ECAI workshop on integration of Knowledge Acquisition and Machine Learning, Amsterdam, Holland, Aug 1994.
R. Feldman and I. Dagan. "Knowledge Discovery in Texts,” In Proceedings of the ECML-95 Workshop on Knowledge Discovery, pp. 175-180, Crete, Greece, May 1995.