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» Optimizing Feature Sets for Structured Data
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ICML
2003
IEEE
15 years 10 months ago
The Pre-Image Problem in Kernel Methods
In this paper, we address the problem of finding the pre-image of a feature vector in the feature space induced by a kernel. This is of central importance in some kernel applicatio...
James T. Kwok, Ivor W. Tsang
KDD
2002
ACM
152views Data Mining» more  KDD 2002»
15 years 10 months ago
Multimedia Data Mining Framework For Raw Video Sequences
In this paper, we propose a general framework for real time video data mining to be applied to the raw videos (traffic videos, surveillance videos, etc.). We investigate whether t...
Jung-Hwan Oh, Babitha Bandi
BIBE
2007
IEEE
128views Bioinformatics» more  BIBE 2007»
15 years 4 months ago
QOMA2: Optimizing the alignment of many sequences
Abstract—We consider the problem of aligning multiple protein sequences with the goal of maximizing the SP (Sum-of-Pairs) score, when the number of sequences is large. The QOMA (...
Xu Zhang, Tamer Kahveci
CCS
2007
ACM
15 years 4 months ago
Provably secure ciphertext policy ABE
In ciphertext policy attribute-based encryption (CP-ABE), every secret key is associated with a set of attributes, and every ciphertext is associated with an access structure on a...
Ling Cheung, Calvin C. Newport
ENTCS
2008
120views more  ENTCS 2008»
14 years 10 months ago
Reasoning about B+ Trees with Operational Semantics and Separation Logic
The B+ tree is an ordered tree structure with a fringe list. It is the most widely used data structure for data organisation and searching in database systems specifically, and, p...
Alan P. Sexton, Hayo Thielecke