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83 questions
Tagged
edges
×
2k
views
2
answers
4
votes
2012-07-20 13:34:26 -0600
Ilya Lysenkov
Weird result while finding angle
python
sobel
canny
edges
7k
views
2
answers
5
votes
2012-07-22 11:34:45 -0600
Misha
Sobel derivatives in the 45 and 135 degree direction
sobel
edges
kernel
filter2D
8k
views
2
answers
6
votes
2013-05-16 20:20:19 -0600
RaulPL
Object recognition by edge (or corners) matching ?
edges
objectdection
corners
14k
views
2
answers
1
vote
2016-02-24 01:00:24 -0600
darshana.mistry
phase correlation for image registration(image stitching)
FFT
stitching
image
registration
correlation
edges
4k
views
2
answers
4
votes
2012-10-25 00:42:48 -0600
sammy
Detecting thick edges
edges
edgedetection
canny
sobel
edge-detection
1k
views
2
answers
5
votes
2013-12-22 02:54:36 -0600
mtourne
Filtering out coast line
canny
edges
coastline
segmentation
polygon
867
views
2
answers
1
vote
2014-07-15 21:24:43 -0600
Witek
like the picture below,how can i deal with the blue edges?
edges
8k
views
2
answers
3
votes
2016-02-16 13:44:41 -0600
pthomet
solvePnP fails with perfect coordinates (and cvPOSIT passes)
solvePnP
edges
401
views
2
answers
no
votes
2016-02-26 06:19:46 -0600
Finfa811
BSOD (Kernel Security Check Failure) when using T-API in OpenCV 3.1.0 x64 (VS12)
opencv-3.1.0
c++
VS2013
nvidia
transparentapi
edges
5k
views
2
answers
no
votes
2016-03-02 14:47:00 -0600
Hernan Navarro
VideoCapture is not working in OpenCV 3.0.0 or the 3.1.0 in Windows 7
videocapture
rtsp
edges
624
views
2
answers
no
votes
2018-11-14 13:45:21 -0600
Filippo9669
How to detect the "external" pixels in an edge?
detect
edges
opencv
rectangle
centre
1k
views
2
answers
no
votes
2019-04-20 13:40:55 -0600
supra56
Remove white noise between white horizontal line
python
opencv
edges
noise
horizontal
5k
views
1
answer
4
votes
2012-08-10 14:56:16 -0600
Tharaki
How to detect square in a video using c++ and opencv?
opencv
shape
edges
detection
3k
views
1
answer
1
vote
2012-09-05 13:00:39 -0600
Lucas Walter
What is the easiest way to display a cv::Mat in a decoration free full-screen window?
highgui
edges
856
views
1
answer
-1
votes
2012-09-26 06:01:19 -0600
Kirill Kornyakov
build openCV for android, without CUDA
opencv
android
mac
cmake
edges
1k
views
1
answer
no
votes
2013-02-16 02:22:33 -0600
Mathieu Barnachon
Find polygon in image (rotation-invariant)
featuredetector
edges
backlight
polygon
contour
338
views
1
answer
no
votes
2018-09-06 14:16:51 -0600
MikeTronix
Help:I am puzzled by cvCalcHist function,can you help me?Thank you
cvCalcHist
function
HIstgram
edges
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
1k
views
1
answer
no
votes
2014-04-07 02:55:18 -0600
pj
extract point sequence of edge (a not enclosed contour)
contours
edges
629
views
1
answer
1
vote
2014-05-17 17:31:17 -0600
FooBar
Image matching in a large image collection
matching
edges
593
views
1
answer
no
votes
2014-10-27 04:41:45 -0600
R.Saracchini
When does cvEstimateRigidTransform recognise 2D point sets instead of images
C
documentation
affine
transformation
edges
2d-point
463
views
1
answer
no
votes
2015-02-26 14:37:59 -0600
matman
[Newbie] Can OpenCV find a straight boundary?
edges
boundary
9k
views
1
answer
no
votes
2016-02-10 09:00:36 -0600
FooBar
Reprojection error with opencv
opencv
calibration
reprojectionerror
edges
2k
views
1
answer
no
votes
2016-02-26 06:49:35 -0600
berak
How to calculate camera focal length in OpenCV
focallength
android
edges
1k
views
1
answer
2
votes
2016-02-26 17:57:41 -0600
sturkmen
eliminating edges
edges
boundingRect
reduce
Noteworthy_Content
205
views
1
answer
no
votes
2016-03-02 18:56:46 -0600
Tetragramm
Scan and find the length and breadth of object from iPhone camera
iphone
edges
326
views
1
answer
no
votes
2016-03-03 01:44:34 -0600
Pulkit
Matlab haar cascade opencv android compatibility
android
opencv
Matlab
Haar
edges
278
views
1
answer
no
votes
2016-03-04 19:18:46 -0600
Tetragramm
Comparing patterns on coins.
coin
recognition
pattern
edges
canny
feature
1k
views
1
answer
1
vote
2016-10-11 16:29:14 -0600
Gabriel Alacchi
Does OpenCV have a built in Edge Boxes implementation?
objectdetection
edges
90
views
1
answer
no
votes
2016-11-11 07:54:43 -0600
berak
I am working on recognition of faces in given videos with provided Data base.I am using createFisherFaceRecognizer() . But I am not getting Proper output. is it problem with Data base or the predict method, which i have used.
c++#opencv
edges
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