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python Programming Glossary: arrHow can I quantify difference between two images? http://stackoverflow.com/questions/189943/how-can-i-quantify-difference-between-two-images improve this question General idea Load both images as arrays scipy.misc.imread and calculate an element wise difference... def main file1 file2 sys.argv 1 1 2 # read images as 2D arrays convert to grayscale for simplicity img1 to_grayscale imread.. 1.0 img1.size How to compare. img1 and img2 are 2D SciPy arrays here def compare_images img1 img2 # normalize to compensate..
Single quotes vs. double quotes in Python [closed] http://stackoverflow.com/questions/56011/single-quotes-vs-double-quotes-in-python the given message sounds piratical. return re.search r i arr avast yohoho message is not None share improve this answer..
Use numpy array in shared memory for multiprocessing http://stackoverflow.com/questions/7894791/use-numpy-array-in-shared-memory-for-multiprocessing numpy array in shared memory for multiprocessing I would like to use.. memory for multiprocessing I would like to use a numpy array in shared memory for use with the multiprocessing module... module. The difficulty is using it like a numpy array and not just as a ctypes array. from multiprocessing import..
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