wassname/scikit-image
1
0
Fork 0
mirror of https://github.com/wassname/scikit-image.git synced 2026-09-11 12:43:04 +08:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #935 from neerajgangwar/fix-greycomatrix

Browse Source 
Correctly calculate offsets in grey-level co-occurrence matrices
This commit is contained in:
Stefan van der Walt
2014-03-18 18:18:55 +02:00
parent dfea80cd86 7a164d274d
commit 5db5b1899c
1 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
skimage/feature/_texture.pyx
+3 -3
View File
@@ -5,7 +5,7 @@
import numpy as np
cimport numpy as cnp
from libc.math cimport sin, cos, abs
from skimage._shared.interpolation cimport bilinear_interpolation
from skimage._shared.interpolation cimport bilinear_interpolation, round
def _glcm_loop(cnp.uint8_t[:, ::1] image, double[:] distances,
@@ -48,8 +48,8 @@ def _glcm_loop(cnp.uint8_t[:, ::1] image, double[:] distances,
i = image[r, c]
# compute the location of the offset pixel
row = r + <int>(sin(angle) * distance + 0.5)
col = c + <int>(cos(angle) * distance + 0.5)
row = r + <int>round(sin(angle) * distance)
col = c + <int>round(cos(angle) * distance)
# make sure the offset is within bounds
if row >= 0 and row < rows and \