Document Type : Research Paper
Expert systems are computer programs that make the knowledge of experts available when a human expert is not with in easy reach. The systems are to simulate the thinking and inference pattern of human being. The ultimate goal of expert system is to be analogous to human as much as possible. Utilizing the intelligent system in commerce is indispensable for establishing a better connection with customers in businesses. Use of fuzzy expert system that initiates some special activity could be noteworthy as a suitable solution in customer servicing. Nevertheless, fuzzy set theory presents a new approach for modeling in uncertainty situation in order to remove the vagueness of retrieval customers’ information and system rules in terms of mathematical calculation, system design, and applied intelligence in this research. The designed fuzzy expert system has been analyzed and tested for real estate as an environment comprising enormous vagueness in stock portfolio recommendation. In this research, the researchers have introduced and designed an expert system to help applicants’ property purchase shell and to pave the way for the accessibility of the required knowledge to contribute applicants’ property purchase stored in knowledge base in rule format.