8298 search results - page 371 / 1660 » Query-Free Information Retrieval |
157
click to vote
SIGIR
2010
ACM
15 years 10 months ago
2010
ACM
We present a document expansion approach that uses Conditional Random Field (CRF) segmentation to automatically extract salient phrases from ad titles. We then supplement the ad d...
183
click to vote
CLEF
2010
Springer
15 years 7 months ago
2010
Springer
This paper discusses the QA system submitted by Dhirubhai Ambani Institute of Information and Communication Technology, India in the ResPubliQA 2010. We have participated in the mo...
178
click to vote
TREC
2007
15 years 7 months ago
2007
In TREC 2007 Blog Track, we developed a three-step algorithm for the opinion retrieval task. An information retrieval step retrieves the query-relevant documents. A following opin...
158
click to vote
WSDM
2009
ACM
16 years 1 months ago
2009
ACM
Temporal expressions, such as between 1992 and 2000, are frequent across many kinds of documents. Text retrieval, though, treats them as common terms, thus ignoring their inherent...
135
click to vote
JDM
2000
15 years 6 months ago
2000
Advanced Traveler Information Systems (ATIS) require e cient information retrieval and updating in a dynamic environment at di erent geographical scales. ATIS applications are use...