Add model comparison tools: compare two model scores.

[firste]

Is your feature request related to a problem? Please describe

During validation of a new model, comparing performance between the new model and an existing model or process is a common task.

Describe the solution you'd like

Build an analysis that allows comparing two models performance at fixed thresholds.

Describe alternatives you've considered

None

Additional context

@MahmoodEtedadi do you want to do this one?