TY - JOUR TI - A set pair analysis model for suitability evaluation of human settlement environment AU - Xiang Wei Qi AU - Yang Xiao Hua AU - Li Yu Qi JN - Thermal Science PY - 2021 VL - 25 IS - 3 SP - 2109 EP - 2116 PT - Article AB - The human settlement environment is a dynamic subsystem where people live and produce in the social system. This paper aims at evaluating comprehensively the suitability state of a given human settlement environment in a certain time and space and its evolutionary trend, the set pair analysis theory and its connection numbers are introduced into the suitability evaluation, and the set of human settlements is established. The set pair analysis model based on partial connection number is used to assess the suitability status and the development trend of human settlements in Guizhou Province from 2014 to 2017. The result shows that the set pair analysis model has the features of convenience, impersonality and good feasibility.