Tourism expert system with clips using PFC

This paper describes the research and development of Tourism Expert System (TES). A prototype system has been designed and developed with a knowledge base containing more than 20 cities and 150 rules for helping tourists to choose best destination town have maximum matching with their important requests. This paper without using fuzzyCLIPS presents a novel pseudo fuzzy counter (PFC) that has the most important rule of adding uncertainty to the system. Another feature of TES is using several individual experts. TES results are in accordance with the user requirements and offer user the percentage of compliance of all cities in knowledge base.