11016 search results - page 215 / 2204 » Digital Information Retrieval |
SEMCO
2007
IEEE
14 years 3 months ago
2007
IEEE
This paper studies the influence of lexical semantic knowledge upon two related tasks: ad-hoc information retrieval and text similarity. For this purpose, we compare the performa...
CIKM
2005
Springer
14 years 2 months ago
2005
Springer
We examine issues in the design of fully dynamic information retrieval systems with support for instantaneous document insertions and deletions. We present one such system and dis...
SOFSEM
2004
Springer
14 years 2 months ago
2004
Springer
Cooperation in information retrieval contexts can be used to share query results inside groups of individuals with common objectives, provided that all of them are aware of each ot...
CHI
1999
ACM
14 years 1 months ago
1999
ACM
In this paper, we describe the use of similarity metrics in a novel visual environment for storing and retrieving favorite web pages. The similarity metrics, called Implicit Queri...
SIGIR
2010
ACM
14 years 1 months ago
2010
ACM
This paper presents a new way of thinking for IR metric optimization. It is argued that the optimal ranking problem should be factorized into two distinct yet interrelated stages:...