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SIGIR
2010
ACM
15 years 8 months ago
Discriminative models of integrating document evidence and document-candidate associations for expert search
Generative models such as statistical language modeling have been widely studied in the task of expert search to model the relationship between experts and their expertise indicat...
Yi Fang, Luo Si, Aditya P. Mathur
KBS
1998
96views more  KBS 1998»
15 years 4 months ago
Case-based content navigation
This paper describes a document retrieval system called CAIRN that uses a case-based reasoning set using a large lexicon to automatically generate a case index to that document se...
Ian Watson, Heather Watson
KDD
2003
ACM
122views Data Mining» more  KDD 2003»
16 years 4 months ago
Natural communities in large linked networks
We are interested in finding natural communities in largescale linked networks. Our ultimate goal is to track changes over time in such communities. For such temporal tracking, we...
John E. Hopcroft, Omar Khan, Brian Kulis, Bart Sel...
CORR
2002
Springer
118views Education» more  CORR 2002»
15 years 4 months ago
Language Modeling for Multi-Domain Speech-Driven Text Retrieval
We report experimental results associated with speech-driven text retrieval, which facilitates retrieving information in multiple domains with spoken queries. Since users speak co...
Katunobu Itou, Atsushi Fujii, Tetsuya Ishikawa
TREC
2007
15 years 5 months ago
IITD-IBMIRL System for Question Answering Using Pattern Matching, Semantic Type and Semantic Category Recognition
A Question Answering (QA) system aims to return exact answers to natural language questions. While today information retrieval techniques are quite successful at locating within l...
Ashish Kumar Saxena, Ganesh Viswanath Sambhu, Saro...