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Description: CS4VM is a package for efficient cost-sensitive semi-supervised learning. The package includes the MATLAB code of the algorithm CS4VM.

Reference: Y.-F. Li, J. T. Kwok, and Z.-H. Zhou. Cost-Sensitive Semi-supervised Support Vector Machine In: Proceedings of the 24th AAAI Conference on Artificial Intelligences (AAAI'10), Atlanta, GE, 2010, pp.500-505.

ATTN: This package is free for academic usage. You can run it at your own risk. For other purposes, please contact Prof. Zhi-Hua Zhou (

Requirement: The package was developed with MATLAB(v2008a) and C++, hence Matlab and C++ need to be installed before running this code. A demo function 'demo.m' and a UCI data set 'house' are included to illustrate the use of this package.

ATTN2: This package was developed by Mr. Yu-Feng Li ( For any problem concerning the code, please feel free to contact Mr. Li.

Download: code (263Kb)
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