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110 questions
Tagged
canny
×
270
views
no
answers
1
vote
2018-12-03 07:44:32 -0600
Filippo9669
Max gradient magnitude in Canny's algorithm
opencv
c++
edges
canny
gradient
threshold
221
views
no
answers
1
vote
2018-12-14 03:11:27 -0600
kyuhyoung
Isn't Canny edge detection pixel-wise operation?
canny
40k
views
no
answers
2
votes
2019-03-18 02:18:13 -0600
LBerger
Expected cv::UMat for argument 'src'
canny
UMat
CheckDataANDProcess
134
views
no
answers
no
votes
2019-04-22 10:33:51 -0600
Filippo9669
Canny thresholding issues
canny
3k
views
no
answers
no
votes
2020-04-04 14:30:06 -0600
D_Deepak
How to increase width of a line, which is an output of Canny edge detector in OpenCV [closed]
canny
159
views
no
answers
no
votes
2020-05-25 19:49:34 -0600
icebeing
Canny's Gaussian kernel...
canny
Convolution
GaussianKernel
254
views
no
answers
1
vote
2020-06-01 08:22:00 -0600
sturkmen
Replicating OpenCV's Canny Edge Detection [closed]
canny
imageprocessing#edge
1k
views
1
answer
2
votes
2012-09-25 03:41:39 -0600
Rui Marques
OpenCV Tutorial 1 - Add OpenCV on API 8
opencv
android
java
canny
tutorial
1k
views
1
answer
no
votes
2012-10-12 02:15:13 -0600
Vladislav Vinogradov
Understand the memory managment while using imread() on allocated Mat
memory
canny
imread
3k
views
1
answer
no
votes
2012-10-31 16:00:32 -0600
Mahdi
High-level implementation of Canny
canny
sobel
edge-detection
python
2k
views
1
answer
no
votes
2013-03-18 12:50:56 -0600
Dangthrimble
OpenCV4Android: Extracting a MatOfPoint from a Canny image for input into convexHull
android
convexHull
canny
java
13k
views
1
answer
no
votes
2013-04-13 05:25:49 -0600
StevenPuttemans
images matching using canny edge detection algorithm
C++.OpenCV
canny
edge-detection
open-cv
252
views
1
answer
no
votes
2013-04-15 10:12:57 -0600
StevenPuttemans
Getting rid of tiled background
canny
background
android
AndroidOpenCV
BackgroundSubtractor
2k
views
1
answer
no
votes
2013-05-02 04:00:00 -0600
Guanta
Edge Change Ratio - Detect edge pixels using Canny's Algo
edgedetection
canny
EdgeChangeRatio
pixel
542
views
1
answer
no
votes
2013-05-04 02:28:17 -0600
AMP
Difference between frames after edge detection
javacv
canny
598
views
1
answer
no
votes
2013-09-12 01:03:47 -0600
Moster
Selecting a feature with many internal edges on a solid background
Convex
shape
solid
background
canny
edge
7k
views
1
answer
no
votes
2013-10-06 08:23:33 -0600
Guanta
Reduce line thickness - skeletonization and canny related
image-processing
canny
Skeletonize
Skeleton
782
views
1
answer
3
votes
2013-11-03 02:23:51 -0600
Michael Burdinov
Does the canny method apply non-maximum suppression?
canny
27k
views
1
answer
1
vote
2013-11-06 13:25:37 -0600
Guanta
Detect rectangular using Hough Transform
HoughLines
houghtransform
rectangle
canny
#detection
1k
views
1
answer
no
votes
2013-12-04 09:30:02 -0600
Haris
access pixel values inside the detected object / c++
#opencv#c++
canny
1k
views
1
answer
2
votes
2016-11-07 22:41:20 -0600
Tetragramm
canny edge detection for 32 bit floats
canny
edge-detection
IPL_DEPTH_32F
8bit
edges
463
views
1
answer
1
vote
2014-07-10 04:17:18 -0600
IlSc
Adaptive parameter for Canny Edge
canny
#computervision
3k
views
1
answer
no
votes
2014-09-18 01:30:23 -0600
Messina Vision Systems
Extracting features with unclean canny detection
c++
canny
feature-detection
feature-extraction
848
views
1
answer
1
vote
2014-11-01 09:02:41 -0600
JavaEria
Corner detection after edge detection
cornerHarris
canny
edge-detection
236
views
1
answer
-1
votes
2014-11-22 09:38:16 -0600
petititi
A way to ensure Canny runs in serial?
canny
serial
914
views
1
answer
3
votes
2015-01-12 15:04:10 -0600
Vit
Canny (OCL, 3-beta) can not detect connected contour of black square on a white background.
Imgproc
canny
bug
4k
views
1
answer
1
vote
2015-06-24 11:49:09 -0600
Snyder
Canny edge detection applying to video, but converted video is not saving
opencv
python
Video
canny
edgedetection
793
views
1
answer
2
votes
2015-05-18 16:06:46 -0600
theodore
How to make HoughlinesP to detect more lines?
HouglinesP
canny
bottle
689
views
1
answer
no
votes
2015-07-16 13:52:24 -0600
LBerger
How should I choose the shape of the structuring element for a morphological closing?
morphology
feature-detection
canny
contours
326
views
1
answer
-2
votes
2015-07-17 06:30:23 -0600
thdrksdfthmn
Can OpenCV do these processing?
OCR
MSER
canny
connectedComponents
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