隶属函数相关知识.ppt

1、,Shanghai Jiaotong University,3.1确定隶属函数的方法,Fuzzy Math.,第3章 隶属函数的确定和模糊现象的描述,Shanghai Jiaotong University,3.1确定隶属函数的方法,Fuzzy Math.,Shanghai Jiaotong University,3.1确定隶属函数的方法,Fuzzy Math.,Shanghai Jiaotong University,Fuzzy Math.,3.1确定隶属函数的方法,Fuzzy Math.,3.1确定隶属函数的方法,Shanghai Jiaotong University,Fuzzy Mat

2、h.,Shanghai Jiaotong University,3.1确定隶属函数的方法,Fuzzy Math.,Shanghai Jiaotong University,3.1确定隶属函数的方法,Fuzzy Math.,Shanghai Jiaotong University,3.1确定隶属函数的方法,Shanghai Jiaotong University,Fuzzy Math.,3.2常用的隶属函数,在工程中,常见的是以实数域R为论域, 通常根据讨论对象的特点来选择隶属函数的形式,再根据隶属函数所要满足的条件,由经验或试验数据来确定教符合实际的参数.下面是几种常用的模糊分布.以实数域R为

3、论域时, 隶属函数称为模糊分布.,3.2常用的隶属函数,Shanghai Jiaotong University,Fuzzy Math.,Shanghai Jiaotong University,3.2常用的隶属函数,Fuzzy Math.,Shanghai Jiaotong University,Fuzzy Math.,3.2常用的隶属函数,Shanghai Jiaotong University,Fuzzy Math.,3.2常用的隶属函数,Shanghai Jiaotong University,3.3工程中的模糊现象的描述,Fuzzy Math.,3.3工程中的模糊现象的描述,Shan

4、ghai Jiaotong University,Fuzzy Math.,Shanghai Jiaotong University,3.3工程中的模糊现象的描述,Fuzzy Math.,Shanghai Jiaotong University,3.3 工程中的模糊现象的描述,Fuzzy Math.,4)等级划定的模糊性及模糊表征,Shanghai Jiaotong University,Fuzzy Math.,Fuzzy Math.,Shanghai Jiaotong University,Fuzzy Math.,Shanghai Jiaotong University,Shanghai Jiaotong University,Fuzzy Math.,Shanghai Jiaotong University,Fuzzy Math.,Fuzzy Math.,Shanghai Jiaotong University,Fuzzy Math.,S