2342 search results - page 60 / 469 » Information Needs and Automatic Queries |
PVLDB
2010
13 years 8 months ago
2010
Mashups are situational applications that join multiple sources to better meet the information needs of Web users. Web sources can be huge databases behind query interfaces, which...
ECIR
2009
Springer
14 years 7 months ago
2009
Springer
As document collections grow larger, the information needs and relevance judgments in a test collection must be well-chosen within a limited budget to give the most reliable and ro...
ICALP
2005
Springer
14 years 3 months ago
2005
Springer
We prove new lower bounds for locally decodable codes and private information retrieval. We show that a 2-query LDC encoding nbit strings over an ℓ-bit alphabet, where the decode...
AAAI
2007
14 years 12 days ago
2007
In this paper, we propose to mine query hierarchies from clickthrough data, which is within the larger area of automatic acquisition of knowledge from the Web. When a user submits...
SSIAI
2002
IEEE
14 years 3 months ago
2002
IEEE
In order to adequately process satellite and radar information, it is necessary to find the exact correspondence between different types of images and between these images and th...