SIGIR
2012
ACM
11 years 7 months ago
2012
ACM
We present a novel interpretation of Clarity [5], a widely used query performance predictor. While Clarity is commonly described as a measure of the “distance” between the lan...
SIGIR
2010
ACM
13 years 8 months ago
2010
ACM
This paper presents a novel prototype hierarchy based clustering (PHC) framework for the organization of web collections. It solves simultaneously the problem of categorizing web ...
SIGIR
2005
ACM
13 years 10 months ago
2005
ACM
This paper develops a general, formal framework for modeling term dependencies via Markov random fields. The model allows for arbitrary text features to be incorporated as eviden...
XSYM
2007
Springer
13 years 10 months ago
2007
Springer
Several web applications (such as processing RSS feeds or web service messages) rely on XPath-based data manipulation tools. Web developers need to use XPath queries effectively o...