image_comparison.py
def calculate_rms(im1, im2):  ## calculate rms
    """Calculate the root-mean-square difference between two images"""
    diff = ImageChops.difference(im1, im2)
    histogram = diff.histogram()
    square = (value * ((idx % 256) ** 2) for idx, value in enumerate(histogram))
    sum_of_squares = sum(square)
    rms = math.sqrt(sum_of_squares / float(im1.size[0] * im1.size[1]))
    return rms
Calculate the root-mean-square difference between two images
Calculate the root-mean-square difference between two images
Calculate the root - mean - square difference between two images
def calculate_rms(im1, im2):  
    diff = ImageChops.difference(im1, im2)
    histogram = diff.histogram()
    square = (value * ((idx % 256) ** 2) for idx, value in enumerate(histogram))
    sum_of_squares = sum(square)
    rms = math.sqrt(sum_of_squares / float(im1.size[0] * im1.size[1]))
    return rms
def calculate_rms ( im1 , im2 ) : diff = ImageChops . difference ( im1 , im2 ) histogram = diff . histogram ( ) square = ( value * ( ( idx % 256 ) ** 2 ) for idx , value in enumerate ( histogram ) ) sum_of_squares = sum ( square ) rms = math . sqrt ( sum_of_squares / float ( im1 . size [ 0 ] * im1 . size [ 1 ] ) ) return rms
Calculate the root-mean-square difference between two images
Calculate the root - mean - square difference between two images
## calculate rms """Calculate the root-mean-square difference between two images"""
im1
im2