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728 questions
Tagged
3k
views
no
answers
no
votes
2014-01-14 07:26:13 -0600
lukaszbobrek
Unsupported format or combination of formats while running face recognition from video.
#fisherfaces
#videofile
#problems
620
views
no
answers
no
votes
2013-12-01 10:39:40 -0600
toadle
Looking for a good way to detect positions of icons (iOS)
icon
1k
views
no
answers
no
votes
2016-02-21 11:10:48 -0600
Sanman
Face Detection using GPU
gpu
CUDA
Facedetection
Haar
1k
views
no
answers
1
vote
2014-05-11 08:38:02 -0600
MSoegtrop
traincascade 2.4.9 produces unreadable format, haartraining 2.4.9 hangs, traincascade git crashes
opencv_traincascade
199
views
no
answers
no
votes
2015-08-21 09:11:13 -0600
WhereToNow
Why is there a difference between OpenCV's scale change implementation of detectMultiScale between the cascade classifier and HOGDescriptor? [closed]
opencv
cpp
SVM
cascade-classifier
224
views
no
answers
no
votes
2016-06-15 04:46:12 -0600
Hassan
How to track an object which is detected using cascade classifier [closed]
object-tracking
cascadeclassifier
332
views
no
answers
no
votes
2012-09-26 07:38:09 -0600
sameer
Image clipping with mechanical turk
traincascade
imageprocessing
imageclipper
mturk
mechanicalturk
131
views
no
answers
-2
votes
2014-08-18 20:31:55 -0600
dang ky 3g mobifone
Fish detection. Is haartraining a good approach ?
question
86
views
no
answers
no
votes
2015-10-20 07:19:11 -0600
kelpie
opencv_traincascade unhandeled exception
cvhaartraining
461
views
no
answers
no
votes
2016-06-09 10:10:22 -0600
cv_enthusiast
analytic choice of parameters in traincascade
opencv
trainData
traincascade
optimization
90
views
no
answers
no
votes
2016-10-17 11:12:12 -0600
walatima
How to detect faces in image or video?
opencv#java#
535
views
no
answers
no
votes
2017-07-02 21:51:36 -0600
wureka
Why vGPU (Tesla K80) on Google cloud slower than GTX940M on T460P
copencv
3.2.0
CUDA8.0
linux
409
views
no
answers
no
votes
2016-06-27 03:21:44 -0600
danaro
OpenCV algorithm freezes **PLEASE HELP** [unsolved] [closed]
objdetect
c++
cascadetraining
1k
views
no
answers
no
votes
2014-02-05 05:39:22 -0600
ART
Unspecified error in persistence.cpp during trainingcascade
#traincascade
#opencv
#CascadeClassifier
object-detection
persistence.cpp
563
views
no
answers
no
votes
2013-10-22 03:06:52 -0600
samkhan13
Python, OpenCV: unable to make custom LBP cascade using opencv_traincascade
python
boosting
cascadeclassifier
traincascade
382
views
no
answers
no
votes
2015-04-23 20:31:16 -0600
215
Unsupervised learning using openCV
machinelearning
unsupervised
template-learning
306
views
no
answers
no
votes
2016-11-09 04:22:33 -0600
StevenPuttemans
How to do HAAR training?
Haar
cvhaartraining
cvHaarCascadeClassi
android
opencv
155
views
no
answers
no
votes
2016-02-10 20:03:09 -0600
person_I_swear
Object detector for unchanging object viewed from slightly different perstectives [closed]
object-detection
cascade
SURF
SIFT
546
views
no
answers
no
votes
2014-08-12 01:22:21 -0600
Punith K
convert_cascade: error while loading shared libraries: libml.so.2.1: cannot open shared object file: No such file or directory [closed]
#cvhaartraining
#copencv
#loadLibrary
287
views
no
answers
no
votes
2014-02-14 08:59:38 -0600
Astrgan
How to use opencv_createsamples to create many pictures?
opencv_createsamples
2k
views
no
answers
no
votes
2014-11-18 12:27:23 -0600
Pradeep C
OpenCV Error: Assertion failed (!empty()) in detectMultiScale
#video-processing
#Classifier
#xcode
367
views
no
answers
no
votes
2015-01-05 17:55:54 -0600
jreinertnash
Background texture classification of portrait images
texture
GLCM
clustering
classification
background
portrait
567
views
no
answers
5
votes
2015-01-23 07:32:31 -0600
cryptid
OpenCV SaaS - would you use it?
opencv
c++
saas
ruby
python
630
views
no
answers
no
votes
2015-07-06 10:09:59 -0600
jackwayneright
opencv_traincascade stuck on precalculation when running LBP mode
3.0.0
opencv_traincascade
111
views
no
answers
no
votes
2015-07-16 06:00:19 -0600
angela
opencv_traincascade: obtaining number of features per stage
opencv_traincascade
features
222
views
no
answers
-1
votes
2016-06-21 05:00:18 -0600
Jinx
Having problem with opencv_traincascade.exe crashing /w exception [closed]
deleted
297
views
no
answers
no
votes
2016-06-30 10:13:20 -0600
bertumen.wj
I plan to recognize paper bills by denomination but i can't think of a way to do so ... it must be invariant of illumination, rotation and scale. can i use haar or LBP ? do you have any suggestions?
cvHaarCascadeClassi
cvhaartraining
akaze
304
views
no
answers
no
votes
2016-12-26 06:04:55 -0600
petr.shypila
Object detection rectangle doesn't cover whole object
object-detection
object_recognition
564
views
no
answers
no
votes
2017-06-17 15:01:46 -0600
Eduardo
False positive (FP) decreasing methods
false-positive
221
views
no
answers
no
votes
2016-11-10 01:45:30 -0600
Poehe
Advice on Haar/LBP approach [closed]
Haar
classifier
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