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In the analysis of client classification based on support vector machine (SVM), redundant variables in the samples spoil the performance of the SVM classifier, two SVM parameters, C and sigma , must be carefully predetermined in establishing an efficient SVM model. This paper used rough sets as a preprocessor of SVM to select a subset of input variables and employed the ant colony optimization algorithm...
Venture enterprise is the product of venture capital and high technology with the characteristic of both high risk and high revenue distinguished from other common enterprises. Therefore, those conventional methods of assets evaluation fail to demonstrate the authentic value of the venture enterprise. This paper, from the perspective of auction mechanism design, provides a new method to fix the real...
Setting default risk threshold to filter buyers eligible for credit granting is one of the key measures the supplier can take to deal with default risk issue in supply chain coordination. This paper presents a method to find the exact threshold default risk the supplier can accept by solving simultaneous equations derived from the bilevel programming modelling of the interactions between supplier...
During the transform periods of China construction industry, the government mainly regulates and integrates the home construction market via the control of enterprise's quality. However, there are a few good effects for the added value and the continual growth of construction companies in the international construction market, especially the being "double dilemma" of the building industry...
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