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Next: Dempster-Shafer Calculus Up: Uncertain Reasoning: Statistical Methods Previous: Overcoming the Bayes Rule

Dempster-Shafer Models

This can be regarded as a more general approach to representing uncertainty than the Bayesian approach.

Bayesian methods are sometimes inappropriate:

Let A represent the proposition Demi Moore is attractive.

Then the axioms of probability insist that tex2html_wrap_inline7580

Now suppose that Andrew does not even know who Demi Moore is.