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29,830 questions
Tagged
230
views
no
answers
1
vote
2020-01-08 17:43:05 -0600
simba
why value of levelWeights given by CascadeClassifier::detectMultiScale can be negative?
cascadeclassifier
detectMultiScale
weight
279
views
1
answer
no
votes
2020-01-08 14:55:00 -0600
supra56
Help to accomplish template matching please
template
110
views
no
answers
no
votes
2020-01-08 09:03:37 -0600
leejac354
Triangulate distance of points in 2D image?
Triangulate
calculate_distance
254
views
no
answers
no
votes
2020-01-08 08:46:31 -0600
platzi
Caffe (FlowNet 2.0) and wrong number of inputs
CNN
FlowNet
opticalflow
3k
views
no
answers
no
votes
2020-01-08 08:18:10 -0600
LBerger
TypeError: 'NoneType' object is not iterable
windows
videocapture
error
537
views
no
answers
no
votes
2020-01-08 05:35:00 -0600
ARYL518
Jitter using ArUco marker
aruco
12k
views
1
answer
no
votes
2020-01-08 05:34:51 -0600
cudawarped
CUDA : OpenCV requires enabled 'cudev' module from 'opencv_contrib'
c++
opencv
CUDA
167
views
1
answer
2
votes
2020-01-07 13:44:14 -0600
realitysandbox
Can't get Logistic Regression results to be anything other than 0's
Predict
LogisticRegression
results
trainData
help
523
views
1
answer
no
votes
2020-01-07 13:40:52 -0600
Sherman
How can I send video stream
opencv
Video
RGB
server
python
cpp
675
views
1
answer
no
votes
2020-01-07 12:53:06 -0600
mvuori
how to save and upload video in opencv
opencv
python
pyqt5
2k
views
1
answer
no
votes
2020-01-06 11:46:49 -0600
cudawarped
OpenCV 4.1.2 CUDA 10 Python on Jeton TX2 Jetpack 4.2
CUDA
opticalflow
Jetson
1k
views
no
answers
1
vote
2020-01-06 09:37:59 -0600
Gourav
Java (-215:Assertion failed) mv[i].size == mv[0].size && mv[i].depth() == depth in function 'cv::merge'
java
merge
2k
views
1
answer
no
votes
2020-01-06 07:39:22 -0600
mvuori
How can I change the 8bit rgb images into 12bit rgb image
2d-image
imageConversion
12-bit
186
views
1
answer
no
votes
2020-01-06 07:36:33 -0600
mvuori
can we set FPS for a video file ?
cv2.CAP_PROP_FPS
5k
views
1
answer
no
votes
2020-01-06 06:52:43 -0600
cudawarped
openCV 4.2 with CUDA 10.2
CUDA10.2
opencv4.2
86
views
no
answers
no
votes
2020-01-06 04:16:53 -0600
Glychee
How to stabilize live feed?
videostabilization
275
views
no
answers
no
votes
2020-01-06 01:06:42 -0600
Maaz
OpenCV 4.2 with OpenVino
opencv4.2
openvino
2k
views
no
answers
no
votes
2020-01-05 19:55:32 -0600
crystaldust
SIMD optimizations get no performance gains on ARM (NEON)
arm64
neon
CPU
optimization
1k
views
no
answers
no
votes
2020-01-05 18:36:07 -0600
aditya_mangalampalli
error: (-215: Assertion failed) inputs.size() == requiredOutputs in function 'getMemoryShapes'
android#dnn
159
views
no
answers
no
votes
2020-01-05 15:00:39 -0600
ndrestone
Current support of OpenCV for measurement taking
augmentedReality
measurements
measure
size
480
views
no
answers
no
votes
2020-01-05 14:42:10 -0600
Ming
Does OPENCV_TRACE still work?
amd
trace
profiling
379
views
no
answers
no
votes
2020-01-05 14:37:54 -0600
new_vision
why does Stitcher class not support translation
image-stitching
412
views
no
answers
no
votes
2020-01-05 11:38:55 -0600
dineshlama
background subtraction
MOG2
553
views
no
answers
no
votes
2020-01-05 03:36:38 -0600
ARYL518
combine six ArUco markers into a cuboid marker
aruco
pose-estimation
1k
views
1
answer
-1
votes
2020-01-05 03:01:58 -0600
mvuori
how to save video from YOLO in opencv
python
opencv
object_recognition
588
views
no
answers
no
votes
2020-01-04 17:41:31 -0600
abbeykevin
What is the best way to get the size and speed of a bubble in a video using python? [closed]
opencv
python
Video
4k
views
2
answers
no
votes
2020-01-04 13:06:34 -0600
supra56
How to exclude outliers from detected Orb features?
ORB
feature-detection
object-detection
125
views
no
answers
no
votes
2020-01-04 08:28:37 -0600
kyochujoho
Request: joint aka cross option for bilateralFilter [closed]
bilateralFilter
191
views
no
answers
no
votes
2020-01-03 17:14:26 -0600
JWKowns
20x20 Mat gets reshaped to 1x1200, expected 1x400 for kNearest [closed]
opencv
3k
views
2
answers
-1
votes
2020-01-03 09:17:00 -0600
berak
how to resize image without changing dpi ?
DPI
image
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