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 »
relevance ▼
date
activity
answers
votes
728 questions
Tagged
1k
views
no
answers
2
votes
2015-02-26 06:27:51 -0600
verified.human
Integral Channel Feature Detector for Cars (bad results)
detection
tracking
icf
features
contrib
extramodules
1k
views
2
answers
2
votes
2013-07-15 06:02:59 -0600
albertofernandez
Recognize oval shaped illustrations in scanned book pages
shape
recognition
Noteworthy_Content
868
views
no
answers
no
votes
2015-04-13 05:22:53 -0600
pulp_fiction
Using an old format Haar Cascade Classifier File
opencv
cvhaardetectobject
haarcascade
objectdetection
oldformatxml
cascade.xml
5k
views
1
answer
1
vote
2013-05-28 01:51:22 -0600
FredJiang
Error during training with opencv_traincascade
opencv_traincascacde
false_alarm_rate
653
views
no
answers
no
votes
2018-11-09 09:32:20 -0600
caiocanalli
Low accuracy of SVM on Android
SVM
cascadeclassifier
android
BOW
685
views
1
answer
no
votes
2016-08-29 06:25:32 -0600
StevenPuttemans
Face detection using OpenCV with Java
Facedetection
cascade
165
views
no
answers
no
votes
2019-09-05 13:41:55 -0600
vito95
how does opencv handle rectangles feature of haar cascade classifier?
haarcascade.xml
haarcascade
cvHaarCascadeClass
haarcascades
2k
views
1
answer
no
votes
2017-04-21 11:34:45 -0600
StevenPuttemans
Best method to detect facial hair?
c++
opencv
Beard
hair
291
views
no
answers
no
votes
2016-08-05 04:42:04 -0600
Param92
OpenCV 3.1.0 Cascade Classifier detectMultiScale provides inconsistent results on different machines
detectMultiScale
opencv-3.1.0
VS2013
216
views
no
answers
no
votes
2014-05-19 16:41:54 -0600
Fox_21
OpenCV Python face accuracy
python
cascadeclassifier
2k
views
1
answer
no
votes
2016-12-17 01:50:22 -0600
berak
openCV 2.4.9.1 sample creation works but gives error message
cvhaartraining
2.4.9
opencv
sample
classifier
cvHaarCascade
476
views
no
answers
no
votes
2017-12-09 03:44:37 -0600
procton
Road detection and machine learning
road
detection
opencv
java
traincascade
475
views
no
answers
1
vote
2014-04-03 14:47:09 -0600
muser
ocl:detectmultiscale error with traincascade
#OpenCL
#CascadeClassifier
1k
views
2
answers
1
vote
2012-07-18 03:00:34 -0600
Ayan Acharya
native opencv camera for LBP based detection
android
java
cascade
xml
LBP
916
views
no
answers
no
votes
2018-12-19 08:16:51 -0600
oja
Hey guys I am doing a face recognition project using LBPHFaceRecognizer the problen is that for few images (test images) the model is recognizing and for few images it is giving this error: (-215:Assertion failed) s >= 0 in function 'cv::setSize' [closed]
FaceRecognition
3k
views
1
answer
no
votes
2012-11-04 07:35:10 -0600
Philipp Wagner
Face Recognition in Video using OpenCV gives unhandled exception
Opencv2-4-2
exception
1k
views
3
answers
no
votes
2013-06-07 11:43:49 -0600
mijl43
face recognition using opencv2.4.3
Face-Recognition
543
views
1
answer
no
votes
2013-02-22 10:08:47 -0600
berak
facerec_demo model->predict exception thrown
EigenFace
Face-Recognition
facerec_demo
FaceDetectVideo
facedetect
474
views
no
answers
no
votes
2014-01-12 07:10:30 -0600
lukaszbobrek
FaceRecognizer is there any way to use prediction with string format (instead of int). [closed]
#facerecognizer
#label
#string
2k
views
1
answer
no
votes
2016-09-08 05:21:53 -0600
CLeBeR
Assertion error in cvtColor
coredump
assertionerror
SegmentaionFault
read_csv
387
views
1
answer
no
votes
2018-03-04 06:40:14 -0600
Rupan
Facial recognition run error: Image step is wrong
facial_recognition
fisherface
543
views
no
answers
no
votes
2016-11-10 09:01:16 -0600
ThorbjornSomod
Training a lbp detector/classifier
Lpbcascade
classifier
328
views
1
answer
no
votes
2014-09-02 23:02:25 -0600
Haris
Help with createFisherFaceRecognizer();
createFisher
FaceRecognizer
r6010
memory_error
cpp
facerec_video
187
views
no
answers
no
votes
2017-06-21 12:27:55 -0600
Shabrina
Can I use good feature to track if I have the training data is a landmark point? [closed]
feature-detection
goodFeaturesToTrack
3k
views
1
answer
no
votes
2014-07-01 12:32:40 -0600
Mathieu Barnachon
How to detect coin and pills using opencv android ?
#android#opencv
1k
views
1
answer
no
votes
2012-11-18 07:57:33 -0600
Mostafa Sataki
multithreaded cascade classifire
cascadeclassifier
Multithreading
467
views
1
answer
1
vote
2012-12-24 12:02:55 -0600
Mostafa Sataki
Classify head shape
cascadeclassifier
Fisherfaces
703
views
1
answer
no
votes
2015-01-20 06:12:35 -0600
Manh Quang
Haar Feature-based Cascade Classifier XML file argument
Haar-like-features
cascade
Face-Detection
299
views
1
answer
no
votes
2017-05-31 04:20:39 -0600
StevenPuttemans
Purpose of trained xml file
opencv
xml
340
views
no
answers
2
votes
2019-11-28 10:27:13 -0600
Elis4
How to use dnn as a detector for facemark ?
c++
opencv
face
dnn
Facemark
cascade
« previous
1
...
19
20
21
22
23
...
25
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×6
cascade
×4
cascadeclassifier
×4
android
×2
c++
×2
classifier
×2
detection
×2
Face-Recognition
×2
haarcascade
×2
java
×2
xml
×2
2.4.9
×1
#android#opencv
×1
assertionerror
×1
BOW
×1
#CascadeClassifier
×1
cascade.xml
×1
contrib
×1
coredump
×1
cpp
×1
createFisher
×1
cvHaarCascade
×1
cvHaarCascadeClass
×1
cvhaardetectobject
×1
cvhaartraining
×1
detectMultiScale
×1
dnn
×1
EigenFace
×1
exception
×1
extramodules
×1
face
×1
facedetect
×1
Facedetection
×1
Face-Detection
×1
FaceDetectVideo
×1
Facemark
×1
facerec_demo
×1
FaceRecognition
×1
#facerecognizer
×1
FaceRecognizer
×1
facerec_video
×1
facial_recognition
×1
false_alarm_rate
×1
feature-detection
×1
features
×1
fisherface
×1
Fisherfaces
×1
goodFeaturesToTrack
×1
haarcascades
×1
haarcascade.xml
×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
×