231 search results - page 1 / 47 » Holistic Query Expansion Using Graphical Models |
NDQA
2004
13 years 6 months ago
2004
ACL
2007
13 years 6 months ago
2007
We present an approach to query expansion in answer retrieval that uses Statistical Machine Translation (SMT) techniques to bridge the lexical gap between questions and answers. S...
CLEF
2004
Springer
13 years 10 months ago
2004
Springer
This paper describes the fourth participation of IR-n system (Alicante University) at CLEF conferences. At present conference, we have modified the similarity measure and the que...
CIKM
2008
Springer
13 years 7 months ago
2008
Springer
We propose a novel probabilistic method based on the Hidden Markov Model (HMM) to learn the structure of a Latent Variable Model (LVM) for query language modeling. In the proposed...
CIKM
2007
Springer
13 years 11 months ago
2007
Springer
Searching answers to complex questions is a challenging IR task. In this paper, we examine the use of query templates with semantic slots to formulate slot-based queries. These qu...