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29,830 questions
Tagged
3k
views
1
answer
no
votes
2016-04-20 05:14:20 -0600
pollausen85
OpenCV Error: Assertion failed using calcHist
opencv3.1
VS2015#Opencv3.1.0
calcHist
Imgproc
OutputArray#create
637
views
1
answer
no
votes
2016-04-20 03:21:31 -0600
berak
.yml file reading - complex structure
read
file
yaml
YML
data
structure
2k
views
1
answer
no
votes
2016-04-20 02:11:43 -0600
Mathieu Barnachon
how to find mouth and detect yawning in realtime video using opencv c++?
yawning
detection
3k
views
no
answers
no
votes
2016-04-20 01:38:32 -0600
onecue
selectROI is not working.
tracking
2k
views
1
answer
no
votes
2016-04-19 18:32:43 -0600
Tetragramm
Intersection of centroid and line/rectangle
opticalflow
object-tracking
opencv
python
intersection
644
views
1
answer
no
votes
2016-04-19 16:17:50 -0600
sturkmen
How to build OpenCV 3.1.0 from github in Visual Studio 2015 x64 Windows10
win10x64opencv3.1
visualstudio2015
273
views
no
answers
no
votes
2016-04-19 13:14:35 -0600
MarKS9
Grabbing multiple frames for marker detection in parallel
Opencv3.0
Multithreading
730
views
1
answer
no
votes
2016-04-19 12:16:21 -0600
berak
Toy example using opencv 3.0 object in a custom class
Opencv3.0
752
views
1
answer
no
votes
2016-04-19 11:45:51 -0600
anagno
OpenCL implementation for feature detection and description algorithms
opencl
features
813
views
1
answer
no
votes
2016-04-19 11:33:25 -0600
berak
include opencv lib in a dll
DLL
Library
lib
1k
views
1
answer
no
votes
2016-04-19 11:03:12 -0600
Twinsy
How to count faces in the video?
opencv
250
views
no
answers
no
votes
2016-04-19 10:48:47 -0600
Boogaloo
Exception on vmovq instruction on Atom x5-Z8300 CPU
AVX
239
views
no
answers
no
votes
2016-04-19 10:31:08 -0600
MkMurray
Image search in a list
image
search
Find
570
views
no
answers
no
votes
2016-04-19 08:46:23 -0600
jack1
How to recognize all the letters in a picture with opencv , KNN and java
android
opencv
java
KNN
1k
views
no
answers
no
votes
2016-04-19 08:30:46 -0600
Twinsy
OpenCV 3.1 CUDA 7.5 detectMultiScale function works slower on GPU then CPU
opencv
detection
c++
CUDA
gpu
performance
102
views
no
answers
no
votes
2016-04-19 05:55:11 -0600
atv
videowriter writes only 128 bytes files
videowriter
101
views
no
answers
no
votes
2016-04-19 04:02:09 -0600
Solace
How to determine if OpenCV4Android has already been initialized?
opencv4android
opencv
initasync
OpenCVLoader
239
views
no
answers
no
votes
2016-04-19 01:33:04 -0600
atv
libfacerec
libfacerec
2k
views
1
answer
no
votes
2016-04-19 01:30:24 -0600
berak
ImportError: cannot import name cv
opencv-3.1.0
ubuntu
ubuntu15.10
558
views
no
answers
no
votes
2016-04-19 00:26:15 -0600
annmelody
Canny dynamic threshold
matchshape
FindContour
matching
threshold
canny
201
views
no
answers
no
votes
2016-04-19 00:19:20 -0600
Sandesh14
Can any body tell me how to intialize MatOfRect object with MatOfRect Constructor taking Mat object as a parameter?
java
MatOfRect
Mat
1k
views
1
answer
no
votes
2016-04-18 23:39:10 -0600
WasabiFan
Tips for training cascade classifier
cascadeclassifier
LBP
cascadetraining
121
views
no
answers
no
votes
2016-04-18 17:28:35 -0600
nic
Mat type-checking in C++, Java and Scala
scala
java
type-checking
Mat
generics
templates
406
views
1
answer
1
vote
2016-04-18 15:33:02 -0600
sturkmen
Assertion eror “ Vector subscript out of range ”Line 1140
eye
484
views
no
answers
no
votes
2016-04-18 14:58:40 -0600
siline
which method is better SVM,KNN or neural network for letters recognition
android
java
opencv
machine
learning
6k
views
1
answer
1
vote
2016-04-18 13:47:10 -0600
LBerger
Deriche edge detector
edge-detection
102
views
no
answers
no
votes
2016-04-18 10:46:17 -0600
ichiro
Compile PtrStepSz in cuda device code on linux
compile
opencv
cuda6.0
161
views
no
answers
no
votes
2016-04-18 10:35:51 -0600
thewoz
multidimensional kmeans [closed]
kmeans
1k
views
no
answers
no
votes
2016-04-18 10:32:22 -0600
francesco_91
stereo camera for SLAM odometry
StereoCameras
SLAM
odometry
143
views
no
answers
no
votes
2016-04-18 08:54:27 -0600
nuclear
gesture recognition using neural networks
neural_network
gesture
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