683 search results - page 123 / 137 » Document Retrieval Performance on Parallel Systems |
COLCOM
2009
IEEE
14 years 1 months ago
2009
IEEE
— Sharing personal information and documents is pervasive in Web 2.0 environments, which creates the need for properly controlling shared data. Most existing authorization and po...
DOCENG
2006
ACM
14 years 2 months ago
2006
ACM
In the recent years, we have witnessed a dramatic increment in the volume of spam email. Other related forms of spam are increasingly revealing as a problem of importance, special...
IUI
2006
ACM
14 years 2 months ago
2006
ACM
Question answering (QA) systems take users’ natural language questions and retrieve relevant answers from large repositories of free texts. Despite recent progress in QA researc...
SIGIR
2008
ACM
13 years 8 months ago
2008
ACM
We consider the problem of large scale retrieval evaluation. Recently two methods based on random sampling were proposed as a solution to the extensive effort required to judge te...
SIGIR
2012
ACM
11 years 11 months ago
2012
ACM
In this paper, we propose a novel top-k learning to rank framework, which involves labeling strategy, ranking model and evaluation measure. The motivation comes from the difficul...