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316 questions
Tagged
2k
views
1
answer
1
vote
2016-01-23 05:57:54 -0600
sturkmen
Problem in thresholding of a part of image
opencv
Thresholding
python
cv2
image-processing
945
views
1
answer
no
votes
2019-11-23 02:05:43 -0600
Akhil Patel
Canny Edge Detector doesn't return filtered image
canny
1k
views
1
answer
-2
votes
2018-03-14 11:15:38 -0600
phillity
Equivalent OpenCV Java Code to this C++ Code
javaopencv
c++
imageoverlay
displacement-mapping
drawcontour
3k
views
1
answer
no
votes
2013-12-10 03:56:20 -0600
akoo
how to select a specific bounding box
boundingBox
1k
views
1
answer
1
vote
2015-07-01 11:15:52 -0600
sturkmen
Cascade Classifier HAAR / LBP Advice
Haar
python
opencv
3k
views
1
answer
1
vote
2017-09-07 12:42:02 -0600
sturkmen
How to delete those border component
connectedComponents
floodfill
findContours
4k
views
1
answer
2
votes
2020-06-29 08:10:08 -0600
sturkmen
Merge contour from vector<Points>
contours
points
4k
views
1
answer
-1
votes
2014-10-19 12:35:33 -0600
FLY
How to find small circle/hole in image?
pinhole
256
views
1
answer
no
votes
2020-02-11 20:21:08 -0600
supra56
Object localization program crashing at approxPolyDP function[SOLVED]
opencv
approxPolyDP
5k
views
1
answer
1
vote
2015-03-02 09:08:53 -0600
theodore
Implementation Question: How to create bounding boxes around answers on worksheets
implementation
deskewing
standardizing
Noteworthy_Content
2k
views
1
answer
2
votes
2017-02-19 13:39:41 -0600
LBerger
Editing/Understanging FindContours Points
drawContours
point
findContours
1k
views
1
answer
no
votes
2016-06-02 09:26:27 -0600
sturkmen
OpenCV4Android - Resize a Contour but retain center?
android
opencv
erode
distanceTransform
resize
264
views
1
answer
no
votes
2016-03-02 06:04:58 -0600
berak
Debug assertion fail when using grayscale
opencv
1k
views
1
answer
no
votes
2018-08-26 08:24:44 -0600
matman
FindContours Duplicate Points
findContours
drawContours
2k
views
1
answer
4
votes
2015-02-25 15:08:13 -0600
theodore
Detach two blob
c++
blob
BlobAnalysis
connectedComponents
Binarization
1k
views
1
answer
no
votes
2015-11-20 02:44:50 -0600
pklab
how can I draw a vertical line down the middle of a rectangular?
opencv
c++
2k
views
1
answer
no
votes
2015-07-28 03:18:02 -0600
StevenPuttemans
Find center and radius of fisheye image
fisheye
2k
views
1
answer
-1
votes
2015-04-07 07:45:05 -0600
theodore
Detect not completed triangles
c++
opencv
detect
Complete
triangle
1k
views
1
answer
no
votes
2015-04-08 10:58:26 -0600
ClintFromVa
perspectiveTransform on contours?
perspectiveTransform
contours
3k
views
1
answer
no
votes
2016-04-07 06:22:23 -0600
StevenPuttemans
Label Contours
label
contours
510
views
1
answer
no
votes
2017-02-20 10:46:57 -0600
ginister
Mat reshape not reducing channel number
reshape
726
views
1
answer
-1
votes
2019-11-23 02:06:29 -0600
Akhil Patel
Detect all Countour not an only Rectangle
java
countour
opencv
drawcontour
4k
views
1
answer
1
vote
2017-04-18 21:14:13 -0600
Balaji R
how to smooth edge of text
Text
smooth
OCR
letters
369
views
1
answer
no
votes
2018-02-14 15:10:09 -0600
d3alek
(RPi Python) Trouble Understanding findContours & drawContours
RaspberryPi
python
readContours
drawContours
1k
views
1
answer
no
votes
2013-09-11 04:17:54 -0600
Moster
Displaying radius of a circle
radius
circle
2k
views
1
answer
1
vote
2015-11-05 18:02:46 -0600
LorenaGdL
Detect Images in an image of a text document
dilate
Noteworthy_Content
432
views
1
answer
no
votes
2013-12-05 23:28:36 -0600
Haris
How to do proper thresholding?
Thresholding
5k
views
1
answer
1
vote
2015-06-20 04:52:48 -0600
sturkmen
Converting Python to C++
c++
python
20k
views
1
answer
no
votes
2014-10-31 04:43:09 -0600
MichaelHecht
getting area points inside contour
contour
area
points
827
views
1
answer
no
votes
2017-01-09 04:29:19 -0600
abhijith
Hand detection not working.
hand-tracking
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