The Real Estate Market Comparison Approach And Its Application Research Based On Fuzzy Mathematics

With the reform of the economic system and the implementation of the housing system,the real estate market in our country has formed and continuously improved.In this context,the real estate assessment came into being.In the three method of real estate appraisal,by virtue of the special characteristics of its own valuation principle is simple and easy to understand,market comparison method to stand out and got the consensus in the international assessment market,become the most commonly used valuation methods.Among them,the most important advantage of the market comparison approach is that in the process of assessment,it is able to show the state of the real estate market.Combining the basic theory of real estate appraisal,this paper studied the market comparison method of the residential real estate,the main research work is as follows:Firstly,this paper analyses the principle,steps and formulas of market comparison method,summarizes the market comparison method's main problems existing in the practical application: optional for instance selection;the subjectivity and incompleteness of factor correction;The rough nature of the comprehensive price,to lay the foundation for the research of the real estate market comparison method.Secondly,in the traditional market comparison of the shortcomings and deficiencies,fuzzy mathematics,grey relational analysis and ordered weighted operator(OWA operator)evaluation model of integrated real estate market price comparison,trying to solve the existing problems of the traditional market comparison method,and improve the precision of evaluation method of market comparison.Thirdly,through the analysis of factors affecting the price of real estate,attempts from the geographical features,architectural structure and individual from three aspects,the establishment of a system of residential real estate price evaluation index system,and deepen the connotation of each index corresponding to the index system of comprehensive factors,most of the real estate price effect.Fourthly,according to Qingdao Shimao nuo shawan large residential projects,the residential real estate price evaluation index system and application integration model based on fuzzy mathematics into practice,finally comparing the analysis results with the traditional market comparison approach appraisal in this paper,in order to reflect the effect of the improved model.