First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date
activity
answers
votes ▲
12,357 questions
Tagged
162
views
no
answers
no
votes
2015-06-04 08:10:35 -0600
reggie
sharing a numpy array between two running python programs on the same computer
opencv2
python
149
views
no
answers
no
votes
2015-06-04 10:06:36 -0600
muc
how can face recognize with one sample per object
face
recognize
sample
257
views
no
answers
no
votes
2015-06-04 19:29:29 -0600
Keiji Toyoda
I have not yet found reading method for xml file created by opencv_traincascade LBP.
cascade
vehicle
detection
haartraining
HARR
LBP
3k
views
no
answers
no
votes
2015-06-05 01:22:45 -0600
abhiguru
OpenCV Error: No OpenGL support (Library was built without OpenGL support). But OpenGL sample runs okay and CV was built using OpenGL.
Opencv3.0
opengl
ubuntu14.04
Video
4k
views
no
answers
no
votes
2015-06-05 03:19:06 -0600
olinguyen
OpenCV3.0 Compile issues, undefined references
compile
error
Opencv3.0
1k
views
no
answers
no
votes
2015-06-09 01:30:51 -0600
Nina
Could not perform 'fill' using draw contours
opencv
ios
drawContours
554
views
no
answers
no
votes
2015-06-05 12:10:58 -0600
ممد اتیش
opencv_contrib + opencv-2.4.8 >> Visual Studio 2013 For Cpp Code
deleted
253
views
no
answers
no
votes
2015-06-05 13:46:06 -0600
msg256
Detecting many instances of one pattern in a still image.
windows-7
robotics
computervision
4k
views
no
answers
no
votes
2015-06-11 02:03:33 -0600
Prem
Detect Multiple LEDs and their flashing frequency
LED
frequency
detect
position
1k
views
no
answers
no
votes
2015-06-06 04:21:29 -0600
abhiguru
OpenCV Error: Gpu API call (invalid device ordinal) in allocate when running on AWS GPU Instance
opencv
3.0
aws
videoreader
84
views
no
answers
no
votes
2015-06-06 08:06:27 -0600
SolidSnake
numpy.where() on grayscale frame, wrong indices
python
numpy
Opencv3.0
511
views
no
answers
no
votes
2015-06-08 00:19:10 -0600
temp9412
StereoSGBM cannot handle negative minDisparity
StereoSGBM
360
views
no
answers
no
votes
2015-06-08 03:31:19 -0600
StevenPuttemans
Operations under detectMultiScales, need help
detectMultiScale
77
views
no
answers
no
votes
2015-06-08 06:25:07 -0600
215
Pixeldisplacement into angular rotation
conversion
577
views
no
answers
no
votes
2015-06-08 10:09:08 -0600
simon2015
Is there a way to save and restore trained neural network weights in python
machinelearning
python
opencv
neural_network
786
views
no
answers
no
votes
2015-06-08 22:56:54 -0600
Carlo Bertolli
gpu::warpPerspective and warpPerspective return different mats
gpu
CUDA
matching
127
views
no
answers
no
votes
2015-06-09 00:10:56 -0600
visionAwry
a reliable matching criteria for object identification in features2d
object_recognition
feature-detection
2k
views
no
answers
no
votes
2015-06-09 04:55:20 -0600
nagesh.telivo
how to increase image sharpness with out losing it's colors by using android opencv
android
454
views
no
answers
no
votes
2015-06-09 04:00:21 -0600
abhiguru
the launch timed out and was terminated in function icvCalcLayerDetAndTrace_gpu
gpu
123
views
no
answers
no
votes
2015-06-09 05:08:01 -0600
khalifa
OpenCV Crash when processing in paralelle
crash
opencv
487
views
no
answers
no
votes
2015-06-09 05:50:40 -0600
Giancola
reprojection error
reprojectionerror
photogrammetry
opencv
principalpoint
339
views
no
answers
no
votes
2015-06-09 11:56:20 -0600
diegomez_86
3d image reconstruction from a 2d image (a bottle pointing from 2d to 3d)
3dprojection
3dreconstruction
3dspace
784
views
no
answers
no
votes
2020-03-14 22:08:44 -0600
supra56
cv::namedWindow with QT button AND CV_WINDOW_OPENGL ?
opengl
qt
Combined
257
views
no
answers
no
votes
2015-06-09 12:57:41 -0600
songtzu
compile failed 2.4.10 on ubuntu 14.04
compile
failed
2k
views
no
answers
no
votes
2016-02-20 23:11:32 -0600
alduaa
svm java opencv 3
svmtrain
Opencv3.0
java
1k
views
no
answers
no
votes
2015-06-10 04:09:23 -0600
Calum
DAISY & dense SIFT from Python
DAISY
SIFT
150
views
no
answers
no
votes
2015-06-10 05:23:22 -0600
steven.zhuang
no file build3dmodel.cpp
build3dmodel.cpp
286
views
no
answers
no
votes
2015-06-10 10:01:12 -0600
fl1p234
Writing Mat to FileStorage: is there a way to format the output?
FileStorage
io
Mat
format
2k
views
no
answers
no
votes
2015-06-10 13:10:40 -0600
MikeDombo
Windows Python opencv_contrib Install
cmake
windows
python
opencv_contrib
3k
views
no
answers
no
votes
2015-06-10 17:38:46 -0600
dvsaraiva
Warning Building Opencv 3.0 =>CMake Warning: (...) not used by the project: BUILD_NEW_PYTHON_SUPPORT
Opencv3.0
python
build
cmake
warning
« previous
1
...
113
114
115
116
117
...
412
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×5
Opencv3.0
×5
python
×5
cmake
×2
compile
×2
gpu
×2
opengl
×2
3.0
×1
3dprojection
×1
3dreconstruction
×1
3dspace
×1
android
×1
aws
×1
build
×1
build3dmodel.cpp
×1
cascade
×1
computervision
×1
conversion
×1
crash
×1
CUDA
×1
DAISY
×1
deleted
×1
detect
×1
detection
×1
detectMultiScale
×1
drawContours
×1
error
×1
face
×1
failed
×1
feature-detection
×1
FileStorage
×1
format
×1
frequency
×1
haartraining
×1
HARR
×1
io
×1
ios
×1
java
×1
LBP
×1
LED
×1
machinelearning
×1
Mat
×1
matching
×1
neural_network
×1
numpy
×1
object_recognition
×1
opencv2
×1
opencv_contrib
×1
photogrammetry
×1
position
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×
