Symbol in context

$\hat P$

This entry links every published equation using this exact notation. Its meaning may change between equations.

Meanings in context

Article-grounded definition

the predicted label distribution.

\mathrm{SPEM} = \mathrm{JS}(\hat P \,\|\, R)

This equation states an equality: the expressions on both sides have the same value under the article’s assumptions.

\hat P

the predicted label distribution.