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ACMICEC
2003
ACM
160views ECommerce» more  ACMICEC 2003»
15 years 6 months ago
An algorithm for computing the outcome of combinatorial auctions with proxy bidding
Combinatorial auctions are difficult to analyze in part because of the vast number of potential strategies available to the bidders. Proxy bidding interfaces limit the users’ s...
Peter R. Wurman, Gangshu Cai, Jie Zhong, Ashish Su...
99
Voted
DOCENG
2003
ACM
15 years 6 months ago
Accuracy improvement of automatic text classification based on feature transformation
In this paper, we describe a comparative study on techniques of feature transformation and classification to improve the accuracy of automatic text classification. The normalizati...
Guowei Zu, Wataru Ohyama, Tetsushi Wakabayashi, Fu...
83
Voted
ADBIS
2003
Springer
114views Database» more  ADBIS 2003»
15 years 6 months ago
Compressing Large Signature Trees
In this paper we present a new compression scheme for signature tree structures. Beyond the reduction of storage space, compression attains significant savings in terms of query pr...
Maria Kontaki, Yannis Manolopoulos, Alexandros Nan...
106
Voted
EMO
2003
Springer
98views Optimization» more  EMO 2003»
15 years 6 months ago
Visualization and Data Mining of Pareto Solutions Using Self-Organizing Map
Self-Organizing Maps (SOMs) have been used to visualize tradeoffs of Pareto solutions in the objective function space for engineering design obtained by Evolutionary Computation. F...
Shigeru Obayashi, Daisuke Sasaki
102
Voted
GECCO
2003
Springer
120views Optimization» more  GECCO 2003»
15 years 6 months ago
New Usage of SOM for Genetic Algorithms
Abstract. Self-Organizing Map (SOM) is an unsupervised learning neural network and it is used for preserving the structural relationships in the data without prior knowledge. SOM h...
Jung Hwan Kim, Byung Ro Moon