Signed-off-by: João Lourenço Silva [email protected]

Fixes #4510 .

Description

Fixed generalized dice score metric to be 1 when denominator is 1 and prediction is empty, and 1 if denominator is 0 but prediction is not empty.

Status

Ready

Types of changes

• Non-breaking change (fix or new feature that would not break existing functionality).
• Breaking change (fix or new feature that would cause existing functionality to change).
• New tests added to cover the changes.
• [] Integration tests passed locally by running ./runtests.sh -f -u --net --coverage.
• [] Quick tests passed locally by running ./runtests.sh --quick --unittests --disttests.
• In-line docstrings updated.
• Documentation updated, tested make html command in the docs/ folder.