First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date ▼
activity
answers
votes
110 questions
Tagged
canny
×
6k
views
1
answer
1
vote
2017-09-26 12:58:15 -0600
Splintersfury
I'm trying to detect edges/walls on an image of a room?
edgedetection
canny
scharr
1k
views
1
answer
no
votes
2017-09-13 02:01:20 -0600
TheBrokenDoor
Detecting regions of same colour
canny
edge-detection
region
311
views
1
answer
no
votes
2017-09-04 10:43:14 -0600
manatttta
Identify vegetation lanes on image
canny
threshold
vegetation
998
views
2
answers
1
vote
2017-09-26 21:40:45 -0600
2ros0
canny edge detection with two input arrays
canny
scharr
edgedetection
4k
views
3
answers
1
vote
2017-08-15 02:59:36 -0600
PiMac
Android Canny problem No implementation found
canny
android
616
views
1
answer
1
vote
2020-05-27 03:33:00 -0600
kpachinger
detecting multi color document with OpenCV4Android
android
opencv
canny
drawContours
segmentation
HoughLines
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
2017-05-17 06:46:04 -0600
berak
Color edges with Canny Algorithm
opencv
canny
edgedetection
5k
views
1
answer
1
vote
2017-04-21 02:37:20 -0600
StevenPuttemans
CUDA Canny Edge Detector is slower than cv::Canny
CUDA
c++
opencv
edgedetection
canny
3k
views
1
answer
no
votes
2017-04-16 13:19:06 -0600
lamason
Integrating OpenCV with IOS Swift for image processing
Swift
canny
ios
4k
views
2
answers
no
votes
2017-04-15 04:30:43 -0600
berak
change colour of canny output
canny
289
views
1
answer
no
votes
2017-04-14 06:47:42 -0600
StevenPuttemans
is there any design documents on how the canny edge is implemented on opencl or cpu?
canny
979
views
no
answers
no
votes
2017-03-18 20:05:55 -0600
everphilski
break up contours found by findContours [closed]
canny
findContours
2k
views
no
answers
no
votes
2017-01-18 22:56:04 -0600
errcw
Improving canny+contours image segmentation? [closed]
segmentation
canny
478
views
1
answer
1
vote
2016-12-27 00:21:08 -0600
dkurtaev
Canny using separate functions
canny
non-maximum
edgedetection
magnitude
sobel
gaussianblur
678
views
1
answer
2
votes
2016-12-12 10:37:39 -0600
Soltius
Getting Canny to provide good results
canny
imageJ
582
views
1
answer
1
vote
2016-11-02 03:16:56 -0600
Roy2511
Canny Edge Detection- Non Maximum Surpression Implementation
edgedetection
canny
nms
198
views
1
answer
no
votes
2016-10-11 12:03:01 -0600
matman
Regarding understanding Canny's parameters?
canny
362
views
1
answer
no
votes
2016-07-13 13:00:33 -0600
B4silio
What exactly does code in Canny do?
canny
gpu
CUDA
573
views
no
answers
no
votes
2016-06-15 21:14:41 -0600
bradfield
contour fitting and segmentation in python
edgedetection
canny
contours
fitting
opencv
segmentation
574
views
no
answers
no
votes
2016-05-29 09:04:41 -0600
Pitt64
Difficult edge detection using Canny
canny
edgedetection
1k
views
1
answer
1
vote
2016-05-24 03:16:11 -0600
Mathieu Barnachon
Identifying black cars with OpenCV in Python
canny
parkingslotdetection
shadow-removal
501
views
no
answers
no
votes
2016-04-19 00:26:15 -0600
annmelody
Canny dynamic threshold
matchshape
FindContour
matching
threshold
canny
1k
views
no
answers
no
votes
2016-03-21 15:05:01 -0600
pthacker
How should I find edges in the hue channel of an HSV image?
canny
HSV
edgedetection
278
views
1
answer
no
votes
2016-03-04 19:18:46 -0600
Tetragramm
Comparing patterns on coins.
coin
recognition
pattern
edges
canny
feature
661
views
1
answer
no
votes
2016-02-22 11:27:55 -0600
samurex
findContours when image is cut off (part of the object in the image)
contours
findContours
canny
2d-image
858
views
no
answers
no
votes
2016-01-28 00:54:30 -0600
[email protected]
How to save detected edges in dwg/dxf formats [closed]
canny
dxf
440
views
no
answers
1
vote
2016-01-25 11:04:40 -0600
spyderespirt0
Why do I keep getting rotated rect's when they are circles? [closed]
circle
canny
contours
rectangles
shapedetection
355
views
no
answers
no
votes
2016-01-20 18:15:12 -0600
gino0717
opencv 3.1 Display Driver Stopped Responding when using canny in opencl
canny
opencl
1k
views
1
answer
no
votes
2016-01-15 10:22:53 -0600
baro
canny on RGB color
canny
« previous
1
2
3
4
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
canny
×30
edgedetection
×9
opencv
×4
contours
×3
segmentation
×3
android
×2
CUDA
×2
findContours
×2
scharr
×2
sobel
×2
threshold
×2
2d-image
×1
c++
×1
circle
×1
coin
×1
drawContours
×1
dxf
×1
edge-detection
×1
edges
×1
feature
×1
FindContour
×1
fitting
×1
gaussianblur
×1
gpu
×1
HoughCircles
×1
HoughLines
×1
HSV
×1
imageJ
×1
ios
×1
magnitude
×1
matching
×1
matchshape
×1
nms
×1
non-maximum
×1
opencl
×1
parkingslotdetection
×1
pattern
×1
recognition
×1
rectangles
×1
region
×1
shadow-removal
×1
shapedetection
×1
Swift
×1
vegetation
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×