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45 questions
Tagged
sobel
×
266
views
1
answer
no
votes
2017-01-21 06:17:56 -0600
NTxC
Sobel using dx=1, dy=0 gives exactly same output as dx=0, dy=1 (bug?)
sobel
bug
opencv
623
views
2
answers
no
votes
2017-06-24 14:08:41 -0600
akash29
How can I modify the edge detection method for the HoughCircles function?
HoughCircles
canny
sobel
1k
views
1
answer
no
votes
2017-12-11 01:37:25 -0600
esconda
Barcode recognition, Sobel derivatives and image transformation problem!
sobel
barcode
242
views
1
answer
no
votes
2018-02-03 14:47:56 -0600
LBerger
Sobel operator gives too large values
sobel
545
views
no
answers
no
votes
2018-03-21 05:25:51 -0600
ThoBar
Sobel on binary inputs [closed]
sobel
binary-image
efficiency
296
views
no
answers
no
votes
2018-06-01 11:13:42 -0600
Melkarid
Drawing Detected Sobel Edges [closed]
sobel
342
views
1
answer
no
votes
2018-06-09 09:18:10 -0600
rezaee
What does it mean “derivative of an image”?
derivative
sobel
146
views
no
answers
no
votes
2018-09-11 23:07:05 -0600
Martian
Sobel automatically default to Scharr when kernel size == 3? [closed]
sobel
scharr
kernel
edge-detection
210
views
2
answers
no
votes
2018-09-11 23:57:26 -0600
berak
Sobel automatically default to Scharr when kernel size == 3?
sobel
scharr
kernel
edge-detection
829
views
no
answers
no
votes
2018-10-21 11:39:40 -0600
Erudoriku
Why is general OpenCV so fast compared to a specialised implementation [closed]
optimization
cartToPolar
sobel
c++
opencv
232
views
1
answer
no
votes
2020-10-12 16:21:08 -0600
sturkmen
How to get all the local "peaks" from the picture?
watershed
sobel
markers
754
views
1
answer
no
votes
2020-05-09 09:55:14 -0600
HYPEREGO
How does the Sobel operator handle gradients over 255?
sobel
edgedetection
overflow
332
views
1
answer
no
votes
2020-11-19 16:58:13 -0600
crackwitz
Blockwise PCA & Sobel seem to be way off for ridge angle detection
finger
fingertip
sobel
ridge
357
views
no
answers
-1
votes
2017-03-13 20:46:45 -0600
damiya14
Vehicle grill texture orientation detection? [closed]
vehiclelogo
texture
sobel
534
views
1
answer
no
votes
2018-06-04 21:45:29 -0600
Tetragramm
How to obtain a better time for execution for Sobel algorithm using OpenMP?
openmp
sobel
optimization
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