2850 search results - page 264 / 570 » Answering Queries using Humans, Algorithms and Databases |
136
click to vote
WWW
2006
ACM
16 years 4 months ago
2006
ACM
We introduce the notion of query substitution, that is, generating a new query to replace a user's original search query. Our technique uses modifications based on typical su...
157
click to vote
WWW
2011
ACM
14 years 11 months ago
2011
ACM
The ability to aggregate huge volumes of queries over a large population of users allows search engines to build precise models for a variety of query-assistance features such as ...
128
click to vote
WWW
2010
ACM
15 years 11 months ago
2010
ACM
In this paper, we address the problem of database selection for XML document collections, that is, given a set of collections and a user query, how to rank the collections based o...
133
click to vote
VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Forecasting future events based on historic data is useful in many domains like system management, adaptive query processing, environmental monitoring, and financial planning. We...
183
click to vote
ICDT
2010
ACM
15 years 7 months ago
2010
ACM
Stochastic context-free grammars (SCFGs) have long been recognized as useful for a large variety of tasks including natural language processing, morphological parsing, speech reco...