Sciweavers

552 search results - page 14 / 111
» Direct Optimization of Ranking Measures
Sort
View
PAA
2010
14 years 8 months ago
Exploiting visual and text features for direct marketing learning in time and space constrained domains
Traditionally, direct marketing companies have relied on pre-testing to select the best offers to send to their audiences. Companies systematically dispatch the offers under consid...
Sebastiano Battiato, Giovanni Maria Farinella, Gio...
SIGIR
2009
ACM
15 years 4 months ago
Portfolio theory of information retrieval
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...
Jun Wang, Jianhan Zhu
ICPR
2004
IEEE
15 years 11 months ago
A Graph-Based Approach to Corner Matching Using Mutual Information as a Local Similarity Measure
Corner matching constitutes a fundamental vision problem that serves as a building block of several important applications. The common approach to dealing with this problem starts...
Manolis I. A. Lourakis, Antonis A. Argyros, Kostas...
ICMCS
2006
IEEE
192views Multimedia» more  ICMCS 2006»
15 years 4 months ago
Classifier Optimization for Multimedia Semantic Concept Detection
In this paper, we present an AUC (i.e., the Area Under the Curve of Receiver Operating Characteristics (ROC)) maximization based learning algorithm to design the classifier for ma...
Sheng Gao, Qibin Sun
SYNTHESE
2008
130views more  SYNTHESE 2008»
14 years 10 months ago
Appropriateness measures: an uncertainty model for vague concepts
Abstract We argue that in the decision making process required for selecting assertible vague descriptions of an object, it is practical that communicating agents adopt an epistemi...
Jonathan Lawry