ore for the positive
class, the single class, wins, and that class is predicted.

It's a little bit unclear why this works as well as it does. Maybe there's some papers
about that now, but I'm not 

So in this case we have one coefficient vector w and one bias b for each class.

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# One vs Rest Prediction

.center[
![:scale 80%](images/ovr_lines.png)
]


???
Here is an illustration of what that looks like. Unfortunately it's a bit hard
to draw 4 classes in general position in 2 dimensions, so I only used