Evaluation of Hierarchical Changes in the Cities of Kermanshah Province in terms of Population Indicators of Housing In the census periods from 1995 to 2016

Housing is one of the most important issue that human beings have always encountered difficulty in this regard. They have always tried to solve these problems. The necessity to pay attention to housing indices seems to be very necessary for a better understanding of the housing problems. In the city of Kermanshah, the housing problem has become a serious problem for various reasons.These problems are seen in the form of poor housing, low-quality housing, improper texture, and building materials in the settlements, which is very disturbing. Therefore, the present study examines the status of the cities of Kermanshah province during the census periods of 1996 and 2011 and the change in the status of these cities in having demographic indicators of housing. The research method is analytical and comparative. In this study, 21 quantitative and qualitative indices are identified in the housing sector, then Shannon entropy is used to allocate weights to each of them. The results show that the lack of housing coefficient and the percentage of households with minima electricity are the most important indices in the years 1996 and 2016, respectively. Then, cities are ranked using the VIKOR model. The result of the ranking indicates that the city of Ravansar ranked first and Harsin ranked last in 1996. In 2016, the city of Eslam Abad is ranked first, and Dalahoo is ranked last. The result of the Pearson correlation test in examining the relationship between the rates of cities accessibility with their populations indicates non correlation in 1996 and significant correlation in 2016. The result of the Pearson correlation test in examining the relationship between the rates of cities accessibility with their distance from the province capital (Kermanshah city) also shows non correlation in 1996 and significant correlation in 2016.