Sciweavers

4529 search results - page 285 / 906
» Position Based Cryptography
Sort
View
INFOCOM
2012
IEEE
13 years 9 months ago
The Variable-Increment Counting Bloom Filter
—Counting Bloom Filters (CBFs) are widely used in networking device algorithms. They implement fast set representations to support membership queries with limited error, and supp...
Ori Rottenstreich, Yossi Kanizo, Isaac Keslassy
SODA
2012
ACM
217views Algorithms» more  SODA 2012»
13 years 9 months ago
Deterministic construction of an approximate M-ellipsoid and its applications to derandomizing lattice algorithms
We give a deterministic O(log n)n -time and space algorithm for the Shortest Vector Problem (SVP) of a lattice under any norm, improving on the previous best deterministic nO(n) -...
Daniel Dadush, Santosh Vempala
AAAI
2012
13 years 9 months ago
Learning the Kernel Matrix with Low-Rank Multiplicative Shaping
Selecting the optimal kernel is an important and difficult challenge in applying kernel methods to pattern recognition. To address this challenge, multiple kernel learning (MKL) ...
Tomer Levinboim, Fei Sha
CLEAR
2007
Springer
164views Biometrics» more  CLEAR 2007»
16 years 23 days ago
The AIT 2D Face Detection and Tracking System for CLEAR 2007
This paper describes the AIT system for 2D face tracking and the results obtained in the CLEAR 2007 evaluations. The system is based on the complementary operation of a set of face...
Andreas Stergiou, Ghassan Karame, Aristodemos Pnev...
ISPEC
2011
Springer
14 years 9 months ago
Traitor Tracing against Public Collaboration
Abstract. Broadcast encryption provides a convenient method to distribute digital content to subscribers over an insecure broadcast channel. Traitor tracing is needed because some ...
Xingwen Zhao, Fangguo Zhang