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TRECVID
2008
15 years 8 months ago
Semantic Video Annotation using Background Knowledge and Similarity-based Video Retrieval
We describe our experiments for the High-level Feature Extraction (FE) and Search (SE) tasks. We submitted two automatic runs to the FE task, the first one (MMIS alexei) was based ...
Ainhoa Llorente, Srdan Zagorac, Suzanne Little, Ru...
ICMCS
2006
IEEE
170views Multimedia» more  ICMCS 2006»
16 years 21 days ago
Automatic Query Expansion for News Video Retrieval
In this paper, we present an integrated system for news video retrieval. The proposed system incorporates both speech and visual information in the search mechanisms. The initial ...
Yun Zhai, Jingen Liu, Mubarak Shah
MMM
2011
Springer
251views Multimedia» more  MMM 2011»
14 years 10 months ago
Randomly Projected KD-Trees with Distance Metric Learning for Image Retrieval
Abstract. Efficient nearest neighbor (NN) search techniques for highdimensional data are crucial to content-based image retrieval (CBIR). Traditional data structures (e.g., kd-tree...
Pengcheng Wu, Steven C. H. Hoi, Duc Dung Nguyen, Y...
SACMAT
2004
ACM
16 years 2 days ago
Using trust and risk in role-based access control policies
Emerging trust and risk management systems provide a framework for principals to determine whether they will exchange resources, without requiring a complete definition of their ...
Nathan Dimmock, András Belokosztolszki, Dav...
WABI
2009
Springer
102views Bioinformatics» more  WABI 2009»
16 years 1 months ago
A Tree Based Method for the Rapid Screening of Chemical Fingerprints
Background: The fingerprint of a molecule is a bitstring based on its structure, constructed such that structurally similar molecules will have similar fingerprints. Molecular fin...
Thomas G. Kristensen, Jesper Nielsen, Christian N....