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28,618 questions
Tagged
8
views
no
answers
no
votes
2018-10-21 23:07:34 -0500
dbsx
How to count a specific pixel number in "part of" image
kmeans
11
views
no
answers
no
votes
2018-10-21 18:14:18 -0500
UNOAlterEgo
OpenCV(Python/C++) Combine frames of parts of an object in movement, without using keypoints
stitcher
image-stitching
14
views
no
answers
-1
votes
2018-10-21 13:41:24 -0500
Pras
OpenCV java reducing resolution of image [closed]
java#opencv
25
views
no
answers
no
votes
2018-10-21 11:39:40 -0500
Erudoriku
Why is general OpenCV so fast compared to a specialised implementation
optimization
cartToPolar
sobel
c++
opencv
16
views
1
answer
no
votes
2018-10-21 09:50:38 -0500
klayman
Relative marker position
solvePnP
Multiplemarkers
reconstruction
35
views
no
answers
-1
votes
2018-10-21 05:34:48 -0500
tinahom
Conversion of Mat to 2d arrays in c++
c++
opencv
29
views
1
answer
no
votes
2018-10-20 13:46:42 -0500
sjhalayka
How to draw a circle on a histogram
histogram
15
views
no
answers
no
votes
2018-10-20 10:32:38 -0500
HaVasder
Alignment of several images
alignment
astro
python3
opencv
9
views
no
answers
-1
votes
2018-10-20 09:58:49 -0500
Shantanu Nandan
ValueError: could not broadcast input array from shape (0,60,3) into shape (7,60,3)
opencv
python
image-data
14
views
no
answers
-1
votes
2018-10-20 08:00:24 -0500
jayaise
How to differentiate between live Face or photo in face Recognition [closed]
FaceRecognizer
14
views
no
answers
no
votes
2018-10-20 07:56:23 -0500
soroush
cv::putText without a GUI thread, or named window?
GUI
addText
7
views
no
answers
no
votes
2018-10-20 07:31:03 -0500
ya_ocv_user
How to get values of accumulator from standard Hough transform?
Hough
accumulator
10
views
1
answer
no
votes
2018-10-20 03:34:53 -0500
berak
(OpenCv Java) FaceMark: Exception: bad allocation during using FaceMark for loadModel
Facemark
20
views
no
answers
no
votes
2018-10-19 18:49:02 -0500
berak
Detect, stitch and get the contour of moving image real-time
matching
image-stitching
contours
8
views
no
answers
no
votes
2018-10-19 18:07:19 -0500
Joy Mazumder
Downsample PointCloud
surface_matching
ply
filter
11
views
no
answers
no
votes
2018-10-19 13:07:43 -0500
confusedboii
How to create black silhouette?
opencv
filter
Imagetransform
35
views
1
answer
-2
votes
2018-10-19 12:10:06 -0500
sturkmen
c++: 4 channel image. How to trim edges with transparency = 0?
opnecv
png
c++
Trim
boundingBox
60
views
no
answers
no
votes
2018-10-19 11:08:11 -0500
Joy Mazumder
opencv_surface_matching400.dll in opencv_ppf.exe: 0xC0000005: Access violation reading location 0x0000022773229068. I
surface_matching
vector
18
views
no
answers
no
votes
2018-10-19 07:11:16 -0500
coincheung
cmake build error
OpenCV3.4.3
cmake
78
views
1
answer
no
votes
2018-10-19 07:10:08 -0500
supra56
Can't get contours index array
contours
python
findContours
11
views
no
answers
1
vote
2018-10-19 04:28:57 -0500
prater
Problem with some functions of SFM module
SfM
module
reconstruct
pipeline
23
views
1
answer
no
votes
2018-10-19 04:26:54 -0500
berak
How to run OpenCV DNN on NVidia GPU
dnn
opencv
gpu
CPU
target
10
views
no
answers
no
votes
2018-10-19 03:59:51 -0500
erlendhade
Cmake build error OpenCV 3.4.0
OpenCV3.4.0
cmake
cmake-error
10
views
no
answers
no
votes
2018-10-19 02:37:27 -0500
Winne King
About CalibrateCamera() Why are the results different every time?
calibrationCamera
28
views
2
answers
no
votes
2018-10-19 01:33:41 -0500
berak
Help to identify orientation of R.A.M. module
c++
opencv
detection
contour
object-tracking
34
views
no
answers
no
votes
2018-10-18 23:53:20 -0500
Sar
Opencv error: undefined reference to 'cv::CascadeClassifier::detectMultiScale
android
ndk
objdetect
29
views
1
answer
no
votes
2018-10-18 22:20:28 -0500
supra56
Can't detect the circle
copencv
object_recognition
python
21
views
no
answers
no
votes
2018-10-18 11:46:00 -0500
lvgeng
How to display multiple warped images?
DisplayImage
22
views
1
answer
no
votes
2018-10-18 07:31:46 -0500
berak
Laplace matlab opencv differences
laplace
Matlab
opencv
12
views
no
answers
no
votes
2018-10-18 06:52:13 -0500
prabhakarMP
Error during SimpleBlobDetector execution using opencv
simpleblobdetector
1
2
3
4
5
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