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TIT
2002
94views more  TIT 2002»
15 years 3 months ago
A generalized uncertainty principle and sparse representation in pairs of bases
An elementary proof of a basic uncertainty principle concerning pairs of representations of vectors in different orthonormal bases is provided. The result, slightly stronger than s...
Michael Elad, Alfred M. Bruckstein
BCSHCI
2008
15 years 5 months ago
The roles of time, place, value and relationships in collocated photo sharing with camera phones
Photo sharing on camera phones is becoming a common way to maintain closeness and relationships with friends and family. How people share their photos in collocated settings using...
Hanna Stelmaszewska, Bob Fields, Ann Blandford
120
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FSE
2007
Springer
101views Cryptology» more  FSE 2007»
15 years 10 months ago
Generalized Correlation Analysis of Vectorial Boolean Functions
We investigate the security of n-bit to m-bit vectorial Boolean functions in stream ciphers. Such stream ciphers have higher throughput than those using single-bit output Boolean f...
Claude Carlet, Khoongming Khoo, Chu-Wee Lim, Chuan...
ACIVS
2007
Springer
15 years 10 months ago
A Multi-touch Surface Using Multiple Cameras
Abstract. In this project we present a framework for a multi-touch surface using multiple cameras. With an overhead camera and side-mounted camera we determine the three dimensiona...
Itai Katz, Kevin Gabayan, Hamid K. Aghajan
CISST
2004
181views Hardware» more  CISST 2004»
15 years 5 months ago
Intrinsic Camera Calibration Based on Radical Center Estimation
Camera calibration is an important step in obtaining 3D information from 2D images. Generally camera parameters can be obtained by using traditional methods if a calibration object...
Dong Hoon Lee, Kyung Ho Jang, Soon Ki Jung