Research of algorithm for attribute value reduction based on rough set;

In this paper we discuss a fast way of attribute value reduction based on discernibility matrix.

Acquisition of decision table rule usually needs two steps which are attribute reduction and attribute value reduction.

Accordeing to the Rough Set Theories of Value Reduction Reasearch;

According to the characteristic of fault datas, numerical attribute reduction algorithms based on neighborhood rough approximation are adopted to carry out fast and highly efficient faults diagnosis by uniting rough set with Support Vector Machine(SVM).

A attribute reduction algorithm based on attribute dependence;

An efficient attribute reduction algorithm by modificatory discernibility matrix;

An attribute reduction algorithm of rough set based on discernable matrix;

A Study of Reduction of Attributes and Set Covering Problem;

An Algorithm to Choose the Reduction of Attributes in Decision Analysis;

With the discernibility degree as heuristic information,a heuristic algorithm based on discernibility degree for reduction of attributes is presented,and the time complexity of this algorithm is analyzed.

Variable precision attribution reduction based on parallel artificial immune algorithm;

Quickly attribution reduction algorithm of information system;

Novel attribution reduction algorithm of information entropy