更改

=== 标准化变形 Normalized variants ===

=== 标准化变形 Normalized variants ===

Normalized variants of the mutual information are provided by the ''coefficients of constraint'',{{sfn|Coombs|Dawes|Tversky|1970}} [[uncertainty coefficient]]<ref name=pressflannery>{{Cite book|last1=Press|first1=WH|last2=Teukolsky |first2=SA|last3=Vetterling|first3=WT|last4=Flannery|first4=BP|year=2007|title=Numerical Recipes: The Art of Scientific Computing|edition=3rd|publisher=Cambridge University Press|location=New York|isbn=978-0-521-88068-8|chapter=Section 14.7.3. Conditional Entropy and Mutual Information|chapter-url=http://apps.nrbook.com/empanel/index.html#pg=758}}</ref> or proficiency:<ref name=JimWhite>{{Cite conference

Normalized variants of the mutual information are provided by the ''coefficients of constraint'',{{sfn|Coombs|Dawes|Tversky|1970}} [[uncertainty coefficient]]<ref name=pressflannery>{{Cite book|last1=Press|first1=WH|last2=Teukolsky |first2=SA|last3=Vetterling|first3=WT|last4=Flannery|first4=BP|year=2007|title=Numerical Recipes: The Art of Scientific Computing|edition=3rd|publisher=Cambridge University Press|location=New York|isbn=978-0-521-88068-8|chapter=Section 14.7.3. Conditional Entropy and Mutual Information|chapter-url=http://apps.nrbook.com/empanel/index.html#pg=758}}</ref> or proficiency:<ref name=JimWhite>{{Cite conference| last1= White |first1= Jim | last2= Steingold | first2=Sam | last3= Fournelle | first3=Connie | title = Performance Metrics for Group-Detection Algorithms | conference = Interface 2004 | url = http://www.interfacesymposia.org/I04/I2004Proceedings/WhiteJim/WhiteJim.paper.pdf}}</ref>

Normalized variants of the mutual information are provided by the coefficients of constraint, uncertainty coefficient or proficiency:<ref name=JimWhite>{{Cite conference

Normalized variants of the mutual information are provided by the coefficients of constraint, uncertainty coefficient or proficiency:

互信息的规范化变量由约束系数、不确定系数或熟练程度提供: ref name jimwhite { Cite conference

互信息的规范化变量由约束系数、不确定系数或熟练程度提供:  

 

 

 

 

 

:<math>

:<math>

:<math>R = \frac{\operatorname{I}(X;Y)}{H(X) + H(Y)}</math>

:<math>R = \frac{\operatorname{I}(X;Y)}{H(X) + H(Y)}</math>