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54 questions
Tagged
circle
×
16k
views
3
answers
4
votes
2012-10-15 10:48:27 -0600
jlsb
findCirclesGrid
circle
Calib3d
findCirclesGrid
5k
views
1
answer
1
vote
2012-12-13 10:36:47 -0600
Ilya Lysenkov
Is there something wrong with circle grid with patternSize of 4 * 3 ?
circle
patternSize
Calib3d
findCirclesGrid
11k
views
2
answers
1
vote
2012-12-17 01:34:08 -0600
Haris
Detect/Fitting Circles
HoughCircles
circle
circledetection
Noteworthy_Content
643
views
1
answer
no
votes
2013-02-11 09:18:38 -0600
Muffo
Unexpected behavior of minEnclosingCircle
minEnclosingCircle
circle
1k
views
3
answers
no
votes
2013-03-29 22:28:17 -0600
wuling
Circle- Detection with Visual Basic
circle
1k
views
1
answer
1
vote
2013-04-08 16:28:31 -0600
Guanta
Drawing Circles around objects
circles
circle
object
object-detection
Noteworthy_Content
868
views
1
answer
1
vote
2013-04-18 01:58:54 -0600
StevenPuttemans
function for detecting proximity of points
circle
Line
1k
views
1
answer
no
votes
2013-09-11 04:17:54 -0600
Moster
Displaying radius of a circle
radius
circle
5k
views
2
answers
no
votes
2013-10-21 13:22:53 -0600
leRoss
filled circle detection
detecting
filled
circle
cvMoments
314
views
1
answer
no
votes
2013-12-13 23:17:36 -0600
Daniil Osokin
i have problems with handling mouse event in opencv
mouse
event
c++
draw
circle
4k
views
1
answer
1
vote
2014-03-26 11:41:39 -0600
wuling
The maximum circle or rectangle inside the blob!
blob
rectangle
circle
13k
views
2
answers
2
votes
2014-03-30 08:54:28 -0600
robcio_5
How to draw a circle on an image using mouse click/events?
circle
setMouseCallback
onMouse
Noteworthy_Content
867
views
1
answer
-1
votes
2014-09-22 07:14:48 -0600
Balaji R
Finding a point on a circle?
circle
1k
views
1
answer
no
votes
2015-04-16 03:36:31 -0600
HasiKP
Contours radius unit
contours
circle
radius
4k
views
1
answer
1
vote
2015-04-16 16:57:16 -0600
theodore
Program that check for the roundness of ellipse?
boundingBox
shape
circle
c++
1k
views
no
answers
no
votes
2015-04-20 04:59:09 -0600
StevenPuttemans
Is there other methods to detect circle apart of houghcircles
houghcircle
c++
opencv
circle
binary
625
views
no
answers
no
votes
2015-04-28 09:43:20 -0600
Karthikeyan
Measuring Circle Centre point and Radius!! Finding a fixed threshold parameter
c++
opencv
circle
measurements
threshold
540
views
no
answers
no
votes
2015-05-15 08:05:11 -0600
berak
Invalid arguments Candidates are: void minEnclosingCircle(const cv::_InputArray &, cv::Point_<float> &, float &)
detect
circle
contours
minEnclosingCircle
124
views
no
answers
no
votes
2015-06-29 09:32:25 -0600
jeje20
Find the value of pixel around a circle
mesure
circle
fourier
1k
views
1
answer
1
vote
2015-07-28 03:22:35 -0600
StevenPuttemans
How to do a mask or how to transform found contours to filled circles?
python
tracking
contour
circle
800
views
1
answer
1
vote
2015-08-05 09:40:28 -0600
chr0x
unable to determine angle because of points from line
circle
point
Angle
Noteworthy_Content
1k
views
no
answers
no
votes
2015-09-25 16:01:34 -0600
colog10
how to draw irregular circles java [closed]
irregular
circle
java
draw
664
views
no
answers
1
vote
2015-12-24 07:39:12 -0600
Momo
the largest circle in palm contour
center
palm
large
circle
439
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
5k
views
2
answers
no
votes
2016-02-04 06:53:01 -0600
Poovamraj
Whenever i use Imgproc.rectangle and Imgproc.circle function following error appears
rectangle
circle
opencv4android
217
views
no
answers
1
vote
2016-02-26 09:47:01 -0600
a.francesconi
Get a score for each detected circle using HoughCircles
houghcircle
circle
shape
feature-detection
707
views
1
answer
no
votes
2016-03-22 12:19:26 -0600
kbarni
fastest way to detect a red ball?
HSV
circle
shape
10k
views
3
answers
1
vote
2016-04-30 11:34:31 -0600
sturkmen
(Best) way to track a circle with a cross inside
tracking
ellipse
circle
contours
roundness
1k
views
no
answers
no
votes
2016-09-15 02:31:44 -0600
shek
Ring Detection [closed]
circle
HoughCircles
715
views
no
answers
no
votes
2016-09-21 15:36:45 -0600
ksiadz13
Hough Circles Detection CPU and GPU - min distance parameter
Hough
circle
houghcircle
gpu
CPU
CUDA
1
2
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