861 search results - page 42 / 173 » Information landscapes and the analysis of search algorithms |
103
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CIKM
2006
Springer
15 years 2 months ago
2006
Springer
The detection of new information in a document stream is an important component of many potential applications. In this work, a new novelty detection approach based on the identif...
JMLR
2011
14 years 5 months ago
2011
This paper reviews a class of methods to perform causal inference in the framework of a structural vector autoregressive model. We consider three different settings. In the first ...
114
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SIGIR
2009
ACM
15 years 5 months ago
2009
ACM
This paper studies document ranking under uncertainty. It is tackled in a general situation where the relevance predictions of individual documents have uncertainty, and are depen...
WWW
2001
ACM
15 years 11 months ago
2001
ACM
In order to increase retrieval precision, some new search engines provide manually verified answers to Frequently Asked Queries (FAQs). An underlying task is the identification of...
ICALP
2005
Springer
15 years 4 months ago
2005
Springer
Motivated by the study of algorithmic problems in the domain of information security, in this paper, we study the complexity of a new class of computations over a collection of va...