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SIGMOD
1998
ACM
121views Database» more  SIGMOD 1998»
14 years 29 days ago
New Sampling-Based Summary Statistics for Improving Approximate Query Answers
In large data recording and warehousing environments, it is often advantageous to provide fast, approximate answers to queries, whenever possible. Before DBMSs providing highly-ac...
Phillip B. Gibbons, Yossi Matias
DAC
1996
ACM
14 years 26 days ago
A New Hybrid Methodology for Power Estimation
1 In this paper, we propose a hybrid approach for estimating the switching activities of the internal nodes in logic circuits. The new approach combines the advantages of the simul...
David Ihsin Cheng, Kwang-Ting Cheng, Deborah C. Wa...
GECCO
2007
Springer
192views Optimization» more  GECCO 2007»
14 years 18 days ago
A new crossover technique for Cartesian genetic programming
Genetic Programming was first introduced by Koza using tree representation together with a crossover technique in which random sub-branches of the parents' trees are swapped ...
Janet Clegg, James Alfred Walker, Julian Francis M...
CIS
2006
Springer
14 years 14 days ago
A New Multi-objective Evolutionary Optimisation Algorithm: The Two-Archive Algorithm
Many Multi-Objective Evolutionary Algorithms (MOEAs) have been proposed in recent years. However, almost all MOEAs have been evaluated on problems with two to four objectives only...
Kata Praditwong, Xin Yao
FSE
2006
Springer
132views Cryptology» more  FSE 2006»
14 years 11 days ago
New Blockcipher Modes of Operation with Beyond the Birthday Bound Security
In this paper, we define and analyze a new blockcipher mode of operation for encryption, CENC, which stands for Cipher-based ENCryption. CENC has the following advantages: (1) bey...
Tetsu Iwata