416 search results - page 1 / 84 » Utilizing Passage-Based Language Models for Document Retriev... |
ECIR
2008
Springer
13 years 6 months ago
2008
Springer
Abstract. We show that several previously proposed passage-based document ranking principles, along with some new ones, can be derived from the same probabilistic model. We use lan...
SIGIR
2008
ACM
13 years 5 months ago
2008
ACM
The approach of using passage-level evidence for document retrieval has shown mixed results when it is applied to a variety of test beds with different characteristics. One main r...
SIGIR
2006
ACM
13 years 11 months ago
2006
ACM
We present an approach to improving the precision of an initial document ranking wherein we utilize cluster information within a graph-based framework. The main idea is to perform...
TREC
2004
13 years 6 months ago
2004
UIUC participated in the HARD track in TREC 2004 and focused on the evaluation of a new method for identifying variable-length passages using HMMs. Most existing approaches to pas...
LREC
2010
13 years 6 months ago
2010
Spoken Document Retrieval (SDR) is a promising technology for enhancing the utility of spoken materials. After the spoken documents have been transcribed by using a Large Vocabula...