城市主要农副产品集市价格的灰色评估

摘要

运用基于三角白化权函数的灰色评估方法,根据28种主要农副产品(简称为农产品)的集市价格(简称为价格),对国内36个城市的农产品的价格水平进行灰色评估,通过比较各城市的农产品的价格,得到一个城市农产品的价格排行榜.对均值生成,评估指标(简称为指标)的选择作了改进,提高了灰色评估的准确性.%Based on the market prices of 28 kinds of agricultural products in cities,the price level of agricultural products was comprehensively evaluated by means of grey evaluation based on the triangle whitenization weight function.The cities were ranked by comparison of market prices of agricultural products. The accuracy of grey evaluation is improved because of the improvement of mean generation and the selection of evaluation indexes.