182 search results - page 33 / 37 » Probabilistic Document Length Priors for Language Models |
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
In this paper, we reveal a common deficiency of the current retrieval models: the component of term frequency (TF) normalization by document length is not lower-bounded properly;...
CIKM
1999
Springer
13 years 12 months ago
1999
Springer
Prior work has shown that combining results of various retrieval approaches and query representations can improve search effectiveness. Today, many meta-search engines exist which...
MVA
2006
13 years 7 months ago
2006
Abstract This paper presents an approach to designing and implementing extensible computational models for perceiving systems based on a knowledge-driven joint inference approach. ...
SIGSOFT
2004
ACM
14 years 8 months ago
2004
ACM
Exploring alternative options is at the heart of the requirements and design processes. Different alternatives contribute to different degrees of achievement of non-functional goa...
ICGI
2010
Springer
13 years 6 months ago
2010
Springer
In this paper we extend the PAC learning algorithm due to Clark and Thollard for learning distributions generated by PDFA to automata whose transitions may take varying time length...