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45 questions
Tagged
sobel
×
377
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
267
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
1k
views
no
answers
1
vote
2020-09-15 17:20:56 -0600
jsxyhelu
Opencv multiple bubble detection in a image
sobel
bubbles
939
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
870
views
1
answer
1
vote
2019-05-10 03:50:57 -0600
berak
Get pixel value of sobel Mat with C++
sobel
CvMat
Mat
pixel-access
c++
CvType
894
views
1
answer
1
vote
2018-10-24 14:19:24 -0600
LBerger
max ksize for sobel
sobel
ksize
1k
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
238
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
174
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
385
views
1
answer
no
votes
2018-06-09 09:18:10 -0600
rezaee
What does it mean “derivative of an image”?
derivative
sobel
607
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
364
views
no
answers
no
votes
2018-06-01 11:13:42 -0600
Melkarid
Drawing Detected Sobel Edges [closed]
sobel
1k
views
no
answers
1
vote
2018-04-17 08:08:34 -0600
qdboy
Using Sobel edge detection algorithm to detect color images and how to generate output images.
sobel
596
views
no
answers
no
votes
2018-03-21 05:25:51 -0600
ThoBar
Sobel on binary inputs [closed]
sobel
binary-image
efficiency
272
views
1
answer
no
votes
2018-02-03 14:47:56 -0600
LBerger
Sobel operator gives too large values
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
666
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
835
views
no
answers
1
vote
2017-04-30 07:56:04 -0600
Kenny Karnama
Implementation of four kernel sobel edge detection
sobel
388
views
no
answers
-1
votes
2017-03-13 20:46:45 -0600
damiya14
Vehicle grill texture orientation detection? [closed]
vehiclelogo
texture
sobel
301
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
516
views
1
answer
1
vote
2016-12-27 00:21:08 -0600
dkurtaev
Canny using separate functions
canny
non-maximum
edgedetection
magnitude
sobel
gaussianblur
1k
views
1
answer
no
votes
2016-11-12 00:32:52 -0600
supertramp-sid
Implement angle constraint in the Sobel operator
opencv
python
sobel
numpy
2k
views
1
answer
1
vote
2016-11-08 04:22:46 -0600
LBerger
Sobel edge detection Implementation
edgedetection
sobel
c++
correlation
302
views
1
answer
no
votes
2016-10-14 13:51:36 -0600
x10s
Sobel function documentation
sobel
278
views
1
answer
no
votes
2016-04-23 16:48:01 -0600
sturkmen
Sobel Filter
sobel
1k
views
no
answers
no
votes
2016-02-15 14:42:28 -0600
Eduardo
gradient orientation for 0-180 histogram bins in opencv 2.4.9 visual studio 2013 [closed]
sobel
1k
views
1
answer
no
votes
2016-01-24 21:33:19 -0600
MartinTarrou
Normalizing Sobel Filter Noise
sobel
filter
grayscale
30k
views
2
answers
4
votes
2015-12-15 12:21:22 -0600
sturkmen
How to calculate blurriness and sharpness of a given image?
image-processing
sharpening
blur
sobel
2k
views
no
answers
1
vote
2015-08-29 08:27:06 -0600
Islam Alaa
How to use Edge Orientation histogram for object detection?
histogram
image_orientation
edgedetection
sobel
3k
views
1
answer
1
vote
2015-08-02 03:13:54 -0600
shadowsheep
OpenCV 3.0 Vs OpenCV 2.4.9 + Sobel Performance
opencv_performance
performance
sobel
visual-studio-2013
opecv2.4.9
opencv3.0.0
1
2
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