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CSCW
2002
ACM
13 years 7 months ago
A new dimension in access control: studying maintenance engineering across organizational boundaries
Inter-organizational cooperation has specific requirements for access control. The paper presents the results from a field study which looks at the cooperation between two enginee...
Gunnar Stevens, Volker Wulf
STACS
2007
Springer
14 years 1 months ago
A New Rank Technique for Formula Size Lower Bounds
We exactly determine the formula size of the parity function. If n = 2 + k, where 0 ≤ k < 2 , then the formula size of parity on n bits is 2 (2 + 3k) = n2 + k2 − k2 . Khrap...
Troy Lee
DIS
2006
Springer
13 years 11 months ago
A New Family of String Classifiers Based on Local Relatedness
This paper introduces a new family of string classifiers based on local relatedness. We use three types of local relatedness measurements, namely, longest common substrings (LCStr&...
Yasuto Higa, Shunsuke Inenaga, Hideo Bannai, Masay...
ESIAT
2009
IEEE
13 years 11 months ago
A New Method of Image Denoise Using Contourlet Transform
—In all methods of image denoising, there is a problem always exists that is how to distinguish noise and edge. Now wavelet and contourlet are main tools in image denoising, but ...
Xingmei Li, Guoping Yan, Liang Chen
ACMSE
2008
ACM
13 years 9 months ago
A new watermarking approach for relational data
The importance of digital watermarking for digital assets such as relational databases to preserve their copyrights is becoming more and more important as time goes by. In the pas...
Vahab Pournaghshband