The construction and application of Bayesian network in data mining

Bayesian network is one of efficient tools in the data-mining, dealing with incomplete data and describing the relativities of data in quantity and the correlation in graphics methods, applied to data mining can be reflected, the potential dependent relationship between variables. The paper introduces the Bayesian network, the basic theory and method of the constructing the Bayesian network, through an example to illustrate the applications of the Bayesian network in the data-mining.