vision

Is it possible to run opencv (python binding) from a virtualenv?

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I found the solution was that I had to copy over cv2.so and cv.py to the directory running the virtualenv, then pip install numpy. To do this on Ubuntu 12.04 I used. virtualenv virtopencv cd virtopencv cp /usr/local/lib/python2.7/dist-packages/cv* ./lib/python2.7/site-packages/ ./bin/pip install numpy source bin/activate python import cv

What is the mAP metric and how is it calculated? [closed]

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Quotes are from the above mentioned Zisserman paper – 4.2 Evaluation of Results (Page 11): First an “overlap criterion” is defined as an intersection-over-union greater than 0.5. (e.g. if a predicted box satisfies this criterion with respect to a ground-truth box, it is considered a detection). Then a matching is made between the GT boxes … Read more