Sciweavers

3424 search results - page 520 / 685
» Building Diverse Computer Systems
Sort
View
CCS
2008
ACM
15 years 6 months ago
Assessing query privileges via safe and efficient permission composition
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
Sabrina De Capitani di Vimercati, Sara Foresti, Su...
IJCAI
2007
15 years 5 months ago
Depth Estimation Using Monocular and Stereo Cues
Depth estimation in computer vision and robotics is most commonly done via stereo vision (stereopsis), in which images from two cameras are used to triangulate and estimate distan...
Ashutosh Saxena, Jamie Schulte, Andrew Y. Ng
RIAO
2007
15 years 5 months ago
Effectiveness of Rich Document Representation in XML Retrieval
Information Retrieval (IR) systems are built with different goals in mind. Some IR systems target high precision that is to have more relevant documents on the first page of their...
Fahimeh Raja, Mostafa Keikha, Maseud Rahgozar, Far...
RECSYS
2010
ACM
15 years 4 months ago
Incremental collaborative filtering via evolutionary co-clustering
Collaborative filtering is a popular approach for building recommender systems. Current collaborative filtering algorithms are accurate but also computationally expensive, and so ...
Mohammad Khoshneshin, W. Nick Street
IJCV
2007
140views more  IJCV 2007»
15 years 3 months ago
Omnidirectional Vision Based Topological Navigation
Abstract. In this work we present a novel system for autonomous mobile robot navigation. With only an omnidirectional camera as sensor, this system is able to build automatically a...
Toon Goedemé, Marnix Nuttin, Tinne Tuytelaa...