1824 search results - page 215 / 365 » Estimating query performance using class predictions |
ICIP
2005
IEEE
14 years 12 months ago
2005
IEEE
This paper presents a method to infer hidden semantic cues by accumulating the knowledge learned from relevance feedback sessions. We propose to explicitly represent a semantic sp...
CIKM
2003
Springer
14 years 3 months ago
2003
Springer
We present a strategy for answering fact-based natural language questions that is guided by a characterization of realworld user queries. Our approach, implemented in a system cal...
SIGIR
2006
ACM
14 years 4 months ago
2006
ACM
Memory-based methods for collaborative filtering predict new ratings by averaging (weighted) ratings between, respectively, pairs of similar users or items. In practice, a large ...
CRV
2011
IEEE
12 years 10 months ago
2011
IEEE
—We present an algorithm that finds the rotation which best aligns a given configuration of directions on an unsorted set of directions. Using a cost function that we derive in...
CIKM
1999
Springer
14 years 2 months ago
1999
Springer
Statistical language modeling has been successfully used for speech recognition, part-of-speech tagging, and syntactic parsing. Recently, it has also been applied to information r...