Questions tagged [f1score]

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How can I calculate the F1 score using Mask RCNN?

I customized the "https://github.com/matterport/Mask_RCNN.git" repository to train with my own data set, for object detection, ignoring the mask segmentation part. Now I am evaluating my results, I ...
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How to calculate the evaluation metrics (i.e., F1 score) in leave one subject out cv when a subject belongs to single class only

I have dataset of 10 subjects. the dataset has 4 classess. 0,1,2 and 3. The distribution of classes are not same. For example subject 1 does not have 1,2 and 3. It belongs to zeros class. currently ...
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Measuring performance of classifiers with different/extra classes

Disclosure - This is also on cross-validated, but has no comments or answers. Then I found this forum and thought it may be best suited here. I'm not sure where to post this, or how best to explain, ...
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Calculating the F score of Object Detection of Mask RCNN

I am using Detectron2 Mask RCNN for an object detection problem. The images consist of cells that are very close to each other. I can not use mAP as a performance measure since the annotations are a ...
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Monotonicity of Jaccard and Dice in multilabel datasets

I understand that Jaccard and Dice follow a monotonic relation on binary datasets because the two are related as $J = {S \over {(2 - S)}}$, and I guess this would be the case when micro-average is ...