0
votes
0answers
9 views

Precision of an incomplete classifier

Given a testing set of nodes which can be either +,-, or 0, I use an incomplete classifier which allows me to predict if a node is +, -, 0, not +, not -, or not 0, and sometimes it cannot predict ...
0
votes
0answers
71 views

Accuracy vs F1 Measure in Multilabel Classification

I'd like to evaluate a multilabel classification algorithms and I was thinking of using both Accuracy and F1-Measure with: ...
17
votes
3answers
10k views

How to calculate precision and recall for multiclass classification using confusion matrix?

I wonder how to compute precision and recall using a confusion matrix for a multi-class classification problem. In specific, one observation can only be assigned with most probable class / label. I ...
27
votes
3answers
8k views

How to compute precision/recall for multiclass-multilabel classification?

I'm wondering how to calculate precision and recall measures for multiclass multilabel classification, i.e. classification where there are more than two labels, and where each instance can have ...