Sciweavers

303 search results - page 56 / 61
» Bitmap Index Design and Evaluation
Sort
View
GEOINFORMATICA
2008
123views more  GEOINFORMATICA 2008»
14 years 10 months ago
Efficient Implementation Techniques for Topological Predicates on Complex Spatial Objects
Topological relationships like overlap, inside, meet, and disjoint uniquely characterize the relative position between objects in space. For a long time, they have been a focus of...
Reasey Praing, Markus Schneider
MM
2010
ACM
271views Multimedia» more  MM 2010»
14 years 7 months ago
Large-scale music tag recommendation with explicit multiple attributes
Social tagging can provide rich semantic information for largescale retrieval in music discovery. Such collaborative intelligence, however, also generates a high degree of tags un...
Zhendong Zhao, Xinxi Wang, Qiaoliang Xiang, Andy M...
CCS
2011
ACM
13 years 9 months ago
Policy auditing over incomplete logs: theory, implementation and applications
We present the design, implementation and evaluation of an algorithm that checks audit logs for compliance with privacy and security policies. The algorithm, which we name reduce,...
Deepak Garg, Limin Jia, Anupam Datta
WWW
2008
ACM
15 years 10 months ago
Modeling online reviews with multi-grain topic models
In this paper we present a novel framework for extracting the ratable aspects of objects from online user reviews. Extracting such aspects is an important challenge in automatical...
Ivan Titov, Ryan T. McDonald
WWW
2005
ACM
15 years 10 months ago
Algorithmic detection of semantic similarity
Automatic extraction of semantic information from text and links in Web pages is key to improving the quality of search results. However, the assessment of automatic semantic meas...
Ana Gabriela Maguitman, Filippo Menczer, Heather R...