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12,357 questions
Tagged
1k
views
no
answers
1
vote
2019-09-18 11:45:17 -0600
cccoleman
ORB feature detection is being confused by repetitive elements (black bars). How do I fix?
image-registration
ORB
findHomography
1k
views
no
answers
1
vote
2019-09-18 09:43:35 -0600
frank95
How could I get more accurate images detects and crops?
opencv
python
SIFT
feature
detection
84
views
no
answers
no
votes
2019-09-18 08:58:44 -0600
AndreasM
Why is max not equal to beta after using normalize?
normalize
matchTemplate
173
views
no
answers
no
votes
2019-09-18 04:36:36 -0600
LBerger
discrete_fourier_transform sample error in opencv4.1.1
dft
opencv
4.1.1
425
views
no
answers
no
votes
2019-09-18 02:03:09 -0600
Raki
Getting the coordinates of intense non-black pixels
coordinates
non-black
Color
RGB
607
views
no
answers
no
votes
2019-09-17 16:51:51 -0600
Tina J
OpenCV 4: 'CAP_PROP_POS_FRAMES' was not declared in this scope
CAP_PROP_FPS
CAP_PROP_POS_FRAMES
252
views
no
answers
1
vote
2019-09-17 04:08:56 -0600
hddsdd
how to merge (stitch) 2 images without black points in opencv c++
stitching
1k
views
no
answers
no
votes
2019-09-18 01:55:39 -0600
bnbhehe
OpenCV dnn - Squeeze & Excitation Module freezing
dnn
frozen_model
dnn.forward
getMemoryShape
tensorflow
keras-tf-opencv
639
views
no
answers
no
votes
2019-09-17 07:16:18 -0600
bob mu
Python opencv writes frames to videos, memcpy errors leading to segmentation errors
cv2.VideoWrite
MPEG
segmentation
python
cv2
2k
views
no
answers
1
vote
2019-09-16 09:20:15 -0600
brendanlb
OpenCV fisheye calibration error
fisheye
calibration
error
c++
1k
views
no
answers
no
votes
2019-09-15 14:11:06 -0600
JeyP4
Is YUV2BGR_NV12 conversion necessary to imshow an YUV image?
opencv3
YUV
nv12
imshow
cvtColor
80
views
no
answers
no
votes
2019-09-15 03:15:12 -0600
TheBotanist
Having Trouble Calibrating Stereo Fisheye/Undistorting Image
stereocalibrate
4k
views
no
answers
2
votes
2019-09-14 09:10:23 -0600
wva
Determine orientation of an product for pick and place
python
opencv
orientation
Angle
calculation
927
views
no
answers
no
votes
2019-09-13 02:49:00 -0600
MHZ
Color detection and OCR
python
opencv
116
views
no
answers
no
votes
2019-09-12 07:07:32 -0600
amirps
Using LDA as a features reduction method
lda
c++
unsupervised
clustering
287
views
no
answers
no
votes
2019-09-11 17:26:37 -0600
cancerberosgx
js deleteLater
js
Emscripten
embind
delete
deletelater
1k
views
no
answers
no
votes
2019-09-11 16:49:51 -0600
cccoleman
Determine the rotation, translation and scaling in homography matrix from estimateAffinePartial2D; Can I force no scaling? (Euclidan/Rigid)
image-registration
256
views
no
answers
3
votes
2019-09-11 14:54:26 -0600
MikeTronix
Has OpenCV been approved for safety critical applications?
safety
mission
critical
certification
version
build
1k
views
no
answers
no
votes
2019-09-11 08:09:03 -0600
SagRU
Is it possible to immediately reduce memory usage by deleting variables?
memory_allocation
16k
views
no
answers
no
votes
2019-09-11 01:23:27 -0600
Volt-AmperAI
Problem instaling libgtk2.0-dev and pkg-config
cmake
opencv
431
views
no
answers
no
votes
2019-09-11 01:34:09 -0600
manishg
OpenCV projectionPoints giving abnormal results
opencv#c++
c++#calibrateCamera
1k
views
no
answers
no
votes
2019-09-10 13:18:34 -0600
Markus11123
Distance between Camera and Marker (calculate with Tvec)
distance
solvePnP
camera
pose
translation
tvec
347
views
no
answers
no
votes
2019-09-10 13:13:45 -0600
rakuwaku
imshow low fps over LAN ssh
X11
SSH
Opencv3.0
341
views
no
answers
no
votes
2019-09-10 08:35:22 -0600
agorka
DNN - Load segmentation model with variable input shape
dnn
3k
views
no
answers
no
votes
2019-09-10 07:49:33 -0600
brendanlb
OpenCV fisheye calibration fails
calibration
fisheye
c++
opencv
assertionerror
178
views
no
answers
no
votes
2019-09-10 07:16:33 -0600
geregabor
Wrong Intrinsic and Distrotion coefficients
calibrateCamera
590
views
no
answers
no
votes
2019-09-09 23:51:27 -0600
BSayani
Trying to automate desktop application using sikuli integrated with eclipse.
mac_OSX
760
views
no
answers
no
votes
2019-09-09 13:40:34 -0600
me.Stoffel
Get homography to warp image using camera pose obtained from 3D tracking
cvFindHomography
cvWarpPerspective
260
views
no
answers
no
votes
2019-09-09 11:19:11 -0600
nntsyeo
VIDEOIO ERROR: Pixel Format is unsupported
v4l2
CaptureVideo
231
views
no
answers
no
votes
2019-09-09 11:03:14 -0600
aimlyogi
Image quality for multi page Tiff
image
badquality
image-preprocessing
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