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by default converts the file mask-roi.txt to mask-nda.txt
Fig.4: Mask on the top of enumerated (color-coded) pixels (left) and result of the mask conversion to the ndarray (right).
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Our particular goal was to make this mask for module ImgAlgos::NDArrCalib, which can be included in the psana configuration file:
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[ImgAlgos.NDArrCalib] source = DetInfo(:Cspad.0) ... do_mask = yes fname_mask = mask-nda.txt |
ROI mask for ndarray (or numpy array) can also be used in any stand-alone application, for example in python code. To apply the mask in python code the data numpy array should be multiplied by the mask numpy array.
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