Model of Information Classification in the Agricultural Information Push Service

摘要

Agricultural information push service as an active and communicative method of information acquisition is the effective way to improve the quality of agricultural information service. Information classification is the base for information push, the degree of reasonable classification affect directly the level of information service quality. Based on the time attribute, relationship attribute and type attribute of information, combining with knowledge evolution and industry chain, the method of information classification based on data, information, knowledge, the method of information classification based on production, market, science and technology and the method of information classification based on three-dimensional space are proposed to construct an reasonable and accurate synthesized classification model about agricultural information, the model fits the real demand of agricultural information service, attributes to the rapid update and personalized push for information.