296 search results - page 18 / 60 » A Corpus Analysis Approach for Automatic Query Expansion |
IR
2006
13 years 7 months ago
2006
In this paper we describe and evaluate a Question Answering (QA) system that goes beyond answering factoid questions. Our approach to QA assumes no restrictions on the type of que...
WWW
2006
ACM
14 years 8 months ago
2006
ACM
We address the problem of answering broad-topic queries on the World Wide Web. We present a link based analysis algorithm SelHITS, which is an improvement over Kleinberg's HI...
ICDE
2010
IEEE
14 years 2 months ago
2010
IEEE
— Information extraction systems are traditionally implemented as a pipeline of special-purpose processing modules. A major drawback of such an approach is that whenever a new ex...
EDBT
2006
ACM
14 years 7 months ago
2006
ACM
Nearest neighbor (NN) queries have been extended from Euclidean spaces to road networks. Existing approaches are either based on Dijkstra-like network expansion or NN/distance prec...
SIGIR
2010
ACM
13 years 11 months ago
2010
ACM
We use Wikipedia articles to semantically inform the generation of query models. To this end, we apply supervised machine learning to automatically link queries to Wikipedia artic...