Add Negative Predictive Value

[fcogidi]

PR Type

Feature & fix.

Short Description

• Add Negative Predictive Value metric to the experimental metrics module.
• Fix typos and docstring.

Tests Added

tests/cyclops/evaluate/metrics/experimental/test_negative_predicitve_value.py

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (9608603) 68.40% compared to head (7742ecf) 68.64%.
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #538      +/-   ##
==========================================
+ Coverage   68.40%   68.64%   +0.23%     
==========================================
  Files         106      108       +2     
  Lines       10091    10168      +77     
==========================================
+ Hits         6903     6980      +77     
  Misses       3188     3188              

Files	Coverage Δ
...perimental/functional/negative_predictive_value.py	100.00% <100.00%> (ø)
...ate/metrics/experimental/functional/specificity.py	100.00% <ø> (ø)
.../metrics/experimental/negative_predictive_value.py	100.00% <100.00%> (ø)
cyclops/evaluate/metrics/f_beta.py	97.43% <ø> (ø)

... and 2 files with indirect coverage changes