Sciweavers

50 search results - page 9 / 10
» OCCAM: Ontology-Based Computational Contextual Analysis and ...
Sort
View
ICCV
2003
IEEE
14 years 8 months ago
Conditional Feature Sensitivity: A Unifying View on Active Recognition and Feature Selection
The objective of active recognition is to iteratively collect the next "best" measurements (e.g., camera angles or viewpoints), to maximally reduce ambiguities in recogn...
Xiang Sean Zhou, Dorin Comaniciu, Arun Krishnan
ICPR
2008
IEEE
14 years 24 days ago
Adaptive context recognition based on audio signal
Auditory data provide many contextual cues about the crucial content of environments around. The goal of audio based context recognition is to equip the sensing devices with class...
Zhi Zeng, Xin Li, Xiaohong Ma, Qiang Ji
SIGIR
2008
ACM
13 years 6 months ago
Optimizing relevance and revenue in ad search: a query substitution approach
The primary business model behind Web search is based on textual advertising, where contextually relevant ads are displayed alongside search results. We address the problem of sel...
Filip Radlinski, Andrei Z. Broder, Peter Ciccolo, ...
SACMAT
2009
ACM
14 years 26 days ago
Ensuring spatio-temporal access control for real-world applications
Traditional access control models, such as Role-Based Access Control (RBAC), do not take into account contextual information, such as location and time, for making access decision...
Manachai Toahchoodee, Indrakshi Ray, Kyriakos Anas...
SG
2007
Springer
14 years 14 days ago
Correlating Text and Images: Concept and Evaluation
This paper presents the concept and an evaluation of a novel approach to support students to understand complex spatial relations and to learn unknown terms of a domain-specific t...
Timo Götzelmann, Pere-Pau Vázquez, Knu...