A General Model for Building Diagnostic Expert Systems Based on Backwards Reasoning
反向推理型诊断问题专家系统通用构建模型

Based on the analysis of diagnostic problems, according to the manifestation of diagnostic problems, this paper gives a new definition of diagnostic probem in terms of factor space theory, puts forward a fast and effective method for automatically producing hypothesis set of backwards reasoning, and gives a general model for building diagnostic expert systems based on backwards reasoning.