Online Google Dictionary

communality 中文解釋 wordnet sense Collocation Usage Collins Definition
  1. In biological terms, a community is a group of interacting species sharing a populated environment. In human communities, intent, belief, resources, preferences, needs, risks, and a number of other conditions may be present and common, affecting the identity of the participants and their degree ...
  2. The condition of being communal
  3. the proportion of a variable's variance explained by a factor structure. A variable's commonality must be estimated prior to performing a factor analysis. A communality does not have to be estimated prior to performing a principal component analysis. A communality is denoted by h^2. ...
  4. In factor analysis, this is the amount of variance a variable shares with all the other variables being considered. It is also the proportion of variance explained by the common factors.