diff --git a/bob/bio/base/config/algorithm/distance_hamming.py b/bob/bio/base/config/algorithm/distance_hamming.py new file mode 100644 index 0000000000000000000000000000000000000000..a163dd4a94a96b7a013dce41eca9e6e927346e8e --- /dev/null +++ b/bob/bio/base/config/algorithm/distance_hamming.py @@ -0,0 +1,9 @@ +""" This script calculates the Hamming distance (proportion of mis-matching corresponding bits) between two binary arrays """ + +import bob.bio.base +import scipy.spatial.distance + +algorithm = bob.bio.base.algorithm.Distance( + distance_function = scipy.spatial.distance.hamming, + is_distance_function = True +) diff --git a/setup.py b/setup.py index ca69ef786d52d4959fa331a1a0b83a735202c9a0..5b500cbd01d0d2edd86879c1c8633bb6418149ad 100644 --- a/setup.py +++ b/setup.py @@ -106,6 +106,7 @@ setup( 'dummy = bob.bio.base.test.dummy.algorithm:algorithm', # for test purposes only 'distance-euclidean = bob.bio.base.config.algorithm.distance_euclidean:algorithm', 'distance-cosine = bob.bio.base.config.algorithm.distance_cosine:algorithm', + 'distance-hamming = bob.bio.base.config.algorithm.distance_hamming:algorithm', 'pca = bob.bio.base.config.algorithm.pca:algorithm', 'lda = bob.bio.base.config.algorithm.lda:algorithm', 'pca+lda = bob.bio.base.config.algorithm.pca_lda:algorithm',