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» Value Compression for Efficient Computation
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88
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VLDB
1998
ACM
105views Database» more  VLDB 1998»
15 years 1 months ago
Computing Iceberg Queries Efficiently
Many applications compute aggregate functions over an attribute (or set of attributes) to find aggregate values above some specified threshold. We call such queries iceberg querie...
Min Fang, Narayanan Shivakumar, Hector Garcia-Moli...
ALT
2000
Springer
15 years 1 months ago
Computationally Efficient Transductive Machines
In this paper1 we propose a new algorithm for providing confidence and credibility values for predictions on a multi-class pattern recognition problem which uses Support Vector mac...
Craig Saunders, Alexander Gammerman, Volodya Vovk
PODS
2006
ACM
96views Database» more  PODS 2006»
15 years 9 months ago
Efficient gossip-based aggregate computation
Recently, there has been a growing interest in gossip-based protocols that employ randomized communication to ensure robust information dissemination. In this paper, we present a ...
Srinivas R. Kashyap, Supratim Deb, K. V. M. Naidu,...
69
Voted
ICIP
2008
IEEE
15 years 4 months ago
Localized and computationally efficient approach to shift-variant image deblurring
A new localized and computationally efficient approach is presented for shift/space-variant image restoration. Unlike conventional approaches, it models shift-variant blurring in...
Murali Subbarao, Youn-sik Kang, Satyaki Dutta, Xue...
ACNS
2009
Springer
193views Cryptology» more  ACNS 2009»
15 years 4 months ago
Cryptanalysis of Twister
In this paper, we present a pseudo-collision attack on the compression function of all Twister variants (224,256,384,512) with complexity of about 226.5 compression function evalua...
Florian Mendel, Christian Rechberger, Martin Schl&...