Returns the default norm type

ntype = obj.defaultNorm()

Output

• ntype Norm type. One of cv::NormTypes:
  • Inf
  • L1
  • L2
  • L2Sqr
  • Hamming
  • Hamming2

L2 when cv.AKAZE.DescriptorType is 'KAZE' or 'KAZEUpright', otherwise 'Hamming' for 'MLDB' and 'MLDBUpright'.