what is the difference between jaccard similarity and Intersection over union ?

jakeret / tf_unet

Generic U-Net Tensorflow implementation for image segmentation

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Open alicug opened 4 years ago

alicug commented 4 years ago

what is the difference between jaccard similarity and Intersection over union ? if both are similar then why have different formula ?

Jaccard similarity = AB/A-B+AB

Intersection over union = AB/A+B