RajaParikshit
In StrokeFilter.py file function `def strokeFilter(im, orient, freq, kx, ky):` is giving error on following line ` sigmax = 1 / unfreq[0] * kx sigmay = 1 / unfreq[0] * ky` Error Stack - ``` File "D:\OCR\signature_extractor-master\signature_verifier\verifier\__init__.py", line 12, in verify kp1, des1 = extractKeypoints(img1) File "D:\OCR\signature_extractor-master\signature_verifier\verifier\ExtractKeypoints.py", line 42, in extractKeypoints img = preprocessing(img) File "D:\OCR\signature_extractor-master\signature_verifier\verifier\Preprocessing.py", line 26, in preprocessing newim = strokeFilter(normim, orientim, freq, kx, ky) File "D:\OCR\signature_extractor-master\signature_verifier\verifier\StrokeFilter.py", line 21, in strokeFilter sigmax = 1 / unfreq[0] * kx IndexError: index 0 is out of bounds for axis 0 with size 0 ```