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316 questions
Tagged
290
views
no
answers
1
vote
2018-12-12 09:07:49 -0600
stiv-yakovenko
Poor performance of cv::text
OCR
detection
1k
views
no
answers
no
votes
2016-03-18 15:40:21 -0600
sam001
Resizing a bounding box opencv c++?
c++opencv
330
views
no
answers
no
votes
2016-08-31 00:52:10 -0600
Junglee
Text Recognition [closed]
c++opencv
textRecognition
8k
views
3
answers
1
vote
2015-10-26 10:22:28 -0600
theodore
Efficient way to remove holes in an object
Morphological
image-processing
hole
opencv2.4.11
erode
dilate
1k
views
2
answers
1
vote
2014-02-22 05:43:14 -0600
zowpro
Extracting an image portion opencv C + +
c++
image_extraction
9k
views
1
answer
no
votes
2015-09-20 11:19:29 -0600
LBerger
How to get the corners of rectangle shapes?
corner
736
views
3
answers
1
vote
2015-10-24 12:47:57 -0600
LorenaGdL
improving poor blob contours
blob
processing
2k
views
1
answer
1
vote
2018-03-30 16:41:07 -0600
sjhalayka
code for level sets segmentation
level-sets
1k
views
1
answer
no
votes
2015-05-21 07:26:18 -0600
valentine
Iris normalization and segmentation in opencv?
iris-detection
37k
views
1
answer
no
votes
2016-06-19 19:51:34 -0600
sturkmen
How to create mask from an image in opencv?
opencv
masking
2k
views
1
answer
no
votes
2019-01-13 06:31:06 -0600
sturkmen
Object detection and counting
detection
learning
feature-detection
389
views
1
answer
no
votes
2015-06-18 09:49:05 -0600
StevenPuttemans
How do I eliminate inner filling of letters?
opencv
c++
image
Text
2k
views
1
answer
1
vote
2015-11-24 05:10:57 -0600
pklab
Detect variations of a subimage in image
feature-detection
polygon
25k
views
3
answers
2
votes
2013-07-08 01:57:35 -0600
Shravya
Fill holes of a binary image
closure
fill
segmentation
7k
views
1
answer
no
votes
2013-08-14 02:33:16 -0600
StevenPuttemans
Fill the outer part of the detected contour/crop the detected contour
#opencv
1k
views
1
answer
no
votes
2015-09-01 03:06:43 -0600
LBerger
aligment plate or RotatedRect and draw
draw
rotatedrect
Angle
2k
views
1
answer
no
votes
2018-02-20 08:57:55 -0600
LBerger
Orb feature detection problem
ORB
feature-detection
458
views
1
answer
1
vote
2015-09-19 05:40:09 -0600
LBerger
Filling a dynamic model
convexHull
fillColor
1k
views
1
answer
no
votes
2015-03-31 07:03:30 -0600
FooBar
detect fiducial of dots
fiducials
augmentedReality
8k
views
1
answer
3
votes
2013-12-28 08:01:40 -0600
Haris
Split contours into many small rectangles
findContours
drawContours
findNonZero
boundingRect
1k
views
1
answer
no
votes
2014-11-05 07:47:24 -0600
StevenPuttemans
how I correct the perspective?
#copencv
#c++
#perspective
#aspectratio
369
views
no
answers
no
votes
2015-07-06 15:36:43 -0600
vitruvius
Measuring the dimension of different objects
measure
dimension
canny
feature-detection
546
views
no
answers
no
votes
2017-03-12 07:04:17 -0600
Nuz
Alignment using COG
opencv
c++
alignmant
6k
views
1
answer
no
votes
2013-09-16 05:47:52 -0600
Siegfried
Get all points inside a rectangle using opencv findcontour method
android
opencv
599
views
no
answers
no
votes
2018-08-18 09:10:09 -0600
michlvl
Optimization for Singleboard PC(like orangePi, RasberryPi...) on linux
SBPC
OrangePi
RaspberryPi
Sopine
arm64
mali
17k
views
1
answer
2
votes
2016-02-01 10:05:33 -0600
sturkmen
Count pixels of a black and white image (OpenCV / C++ )
c++
opencv
counting
count-pixels
blob-analysis
2k
views
1
answer
1
vote
2015-02-25 03:54:21 -0600
theodore
Image Transformation OpenCV/C++
c++
WarpPerspective
transformation
ChessboardCorners
cameraCalibration
15k
views
1
answer
5
votes
2014-07-18 03:48:05 -0600
Haris
How to set transparent background to grabcut output image in OpenCV (C++)?
transparency
alpha
grabcut
BackgroundSubtractor
927
views
1
answer
1
vote
2015-07-01 20:55:27 -0600
sturkmen
Calibrate a page
square
calibration
checkbox
1k
views
3
answers
2
votes
2015-11-25 16:59:45 -0600
sturkmen
how can I find the coordinates with the given step?
coordinates
intersection
findContours
boundingRect
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