* = not online

IR-125: (1998), Jamie Callan, "Learning While Filtering Documents,"
	to appear in the Proceedings of SIGIR 98, Melbourne, Australia,
	August 24-28, 1998

IR-124: (1998), Xu, J. and Callan, J., "Effective Retrieval with
	Distributed Collections," to appear in the Proceedings of
	SIGIR 98, Melbourne, Australia, August 24-28, 1998. 

*IR-118: (1998), (in press) Allan, J., Callan, J., Croft, W.B.,
	Ballesteros, L., Byrd, D. Swan, R. and Xu, J.,,
	"INQUERY does battle with TREC-6," in The Sixth Text REtrieval
	Conference (TREC-6), NIST special publication. 

IR-111: (1997), Allan, J., Callan, J., Croft, W.B., Ballesteros,
	L., Broglio, J., Xu, J. and Shu, H., "INQUERY at TREC-5,"
	to appear in Proceedings of TREC-5 , Summer, 1997. 

IR-101: (1996), Ron Papka, James P. Callan, Andrew G. Barto,,
	"Text-Based Information Retrieval Using Exponentiated Gradient
	Descent," to appear in Neural Information Processing Systems,
	1996. 

IR-91: (1996), Lu, Zhihong, Callan, James and Croft, W.B., "Applying
	Inference Networks to Multiple Collection Searching," Umass
	Technical Report TR96-42. 

IR-89: (1996), Lu, Zhihong, Callan, James and Croft, W.B., "Measures
	in Collecting Ranking Evaluation," Umass Technical Report
	TR96-39. 

IR-86: (1996), Broglio, J., Callan, J.P. and Croft, W.B., "Technical
	Issues in Building an Information Retrieval System for
	Chinese," CIIR Technical Report. 

IR-85: (1996), Lewis, D.D., Schapire, R.E., Callan, J.P. and Papka,
	R.(in press)., " Training algorithms for linear text classifiers,"
	in Proceedings of the Nineteenth Annual International ACM
	SIGIR Conference on Research and Development in Information
	Retrieval , Zurich, Switzerland, pp. 298-315. 

IR-84: (1996), Allan, J., Ballesteros, L., Callan, J., Croft, W.B.
	and Lu, Z., "Recent Experiments with INQUERY," to appear in
	Proceedings of the Fourth TREC Retrieval Conference (TREC-4),
	to be published Spring 1996. 

IR-79: (1996), Callan, J., "Document Filtering With Inference Networks,"
	in Proceedings of the 19th International Conference on Research
	and Development in Information Retrieval (SIGIR 96), Zurich,
	Switzerland,pp. 262-269. 

*IR-69: (1995), Defazio, S., Daoud, A., Smith. L.A., Srinivasan, J.,
	Croft, W.B. and Callan, J., "Integrating IR and RDBMS Using
	Cooperative Indexing," in Proceedings of the 18th Annual
	International ACM SIGIR Conference on Research and Development
	in Information Retrieval, pp. 84-92.

*IR-65: (1995), Vasanthakumar, S.R., Callan, J., and Croft, W.B.,
	"Integrating INQUERY with an RDBMS to Support Text Retrieval,"
	presented at the 18th International ACM SIGIR Conference on
	Research and Development in Information Retrieval Post-Conference
	Workshop on Information Retrieval and Databases, Seattle, WA,
	July 9-13, 1995. 

*IR-62: (1995), Croft, W.B., Callan and Aronow, D.A., "Effective Access
	to Distributed Heterogeneous Medical Text Databases," in
	Proceedings of the Eighth World Congress on Medical Informatics
	8:1719, CIIR Technical Report. 

*IR-58: (1995), Callan, J., Lu, Z., Croft, W.B., "Searching Distributed
	Collections With Inference Networks," in proceedings from the
	18th International ACM SIGIR Conference on Research and
	Development in Information Retrieval, Seattle, WA. July 9-13, 1995. 

IR-51: (1994 ), Callan J.P., Croft, W.B. and Broglio, J. , "TREC and
	TIPSTER Experiments with INQUERY"   in Information Processing
	and Management, vol. 31, no. 3, pp. 327-343. 

*IR-50: (1994), Callan J.P. and Lewis, D.D., "The Efficiency Issues
	Workshop Report." In Proceedings of the Second Text Retrieval
	Conference (TREC-2), Gaithersburg, MD.  National Institute of
	Standards and Technology. 

IR-49: (1994), Brown, E.W., Callan, J.P., and Croft, W.B., "Fast
	incremental indexing for full-text information retrieval."
	In Proceedings of the 20th International Conference on
	Very Large Databases (VLDB), San tiago, Chile. 

IR-46: (1994), Callan J.P.,, "Passage-Level Evidence in Document
	Retrieval."   In Proceedings of the Seventeenth Annual
	International ACM SIGIR Conference on Research and Development
	in Information Retrieval, Dublin, Ireland, July, 1994. 

IR-44: (1994), Broglio John, Callan James, and Croft W.B.,, "INQUERY
	System Overview,"  In Proceedings of the TIPSTER Text Program
	(Phase I). San Francisco, CA: Morgan Kaufmann,pp. 47-67. 

*IR-43: (1994), Croft W.B., Callan James, and Broglio John., "TREC-2
	Routing and Ad-Hoc Retrieval Evaluation using the INQUERY
	System," In Proceedings of the Second Text Retrieval
	Conference (TREC-2) Gaithersburg, MD: National Institute of
	Standards and Technology, Special Publication 500-215. 

IR-41: (1994), Brown E.W., Callan, J.P., Croft, W.B., and Moss J.E.B.,
	"Supporting Full-Text Information Retrieval with a Persistent
	Object Store,"   (EDBT 94). 

*IR-37: (1993), Broglio J., Callan J., Chmaj J., and Croft B.,
	"Information Retrieval in a Customer Support Situation,"
	Eleventh National Conference on Artificial Intelligence: AI in
	Service and Support - Bridging the Gap between Research and
	Applications, 17-23. 

IR-31: (1993), Callan J.P. and Croft W.B., "An Evaluation of Query
	Processing Strategies using the TIPSTER Collection,"
	Proceedings of the Sixteenth Annual International ACM
	SIGIR Conference on Research and Development in Information
	Retrieval, 347-356. 

*IR-30: (1993), Callan J.P. and Croft W.B., "An Approach to
	Incorporating CBR Concepts in IR Systems," AAAI Spring
	Symposium: Case-Based Reasoning and Information Retrieval -
	Exploring the Opportunities for Technology Sharing, 28-34. 

*IR-29: (1993), Belkin N.J., Cool. C., Croft W.B. and Callan J.P.,
	"The Effect of Multiple Query Representations on Information
	Retrieval System Performance," Proceedings of the Sixteenth
	Annual International ACM SIGIR Conference on Research and
	Development in Information Retrieval, 339-346. 

IR-21: (1992), Callan J.P., Croft W.B., and Harding S.M., "The
	INQUERY Retrieval System," Proceedings of the 3rd
	International Conference on Database and Expert Systems
	Applications 78-83.