500 search results - page 44 / 100 » Document frequency and term specificity |
SMC
2010
IEEE
13 years 9 months ago
2010
IEEE
—Text classification is a widely studied topic in the area of machine learning. A number of techniques have been developed to represent and classify text documents. Most of the t...
SAC
2009
ACM
14 years 5 months ago
2009
ACM
Today user-centered information acquisition over collections of complex XML documents is increasingly in demand. To this end, preferences have become an important paradigm enablin...
IEAAIE
2005
Springer
14 years 4 months ago
2005
Springer
In this paper we propose the model of a prototypical NLP architecture of an information access system to support a team of experts in a scientific design task, in a shared and hete...
IUI
2010
ACM
14 years 7 months ago
2010
ACM
This paper introduces a new representation for describing routine tasks, called temporal task footprints. Routines are characterized by their temporal regularity or rhythm. Tempor...
SIGIR
2009
ACM
14 years 5 months ago
2009
ACM
Evaluation of sentiment analysis, like large-scale IR evaluation, relies on the accuracy of human assessors to create judgments. Subjectivity in judgments is a problem for relevan...