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 ▼
83 questions
Tagged
edges
×
1k
views
no
answers
no
votes
2015-06-22 21:27:53 -0600
Devansh Dalal
Non maximum suppression of edges..
opencv
algorithm
edge-detection
edges
sourcecode
777
views
no
answers
no
votes
2020-10-20 04:54:46 -0600
sturkmen
Viz3d setCamera() only works the first time it is called
setCamera
getCamera
intrinsic
parameters
edges
9k
views
1
answer
no
votes
2016-02-10 09:00:36 -0600
FooBar
Reprojection error with opencv
opencv
calibration
reprojectionerror
edges
402
views
2
answers
no
votes
2016-02-26 06:19:46 -0600
Finfa811
BSOD (Kernel Security Check Failure) when using T-API in OpenCV 3.1.0 x64 (VS12)
opencv-3.1.0
c++
VS2013
nvidia
transparentapi
edges
2k
views
1
answer
no
votes
2016-02-26 06:49:35 -0600
berak
How to calculate camera focal length in OpenCV
focallength
android
edges
5k
views
2
answers
no
votes
2016-03-02 14:47:00 -0600
Hernan Navarro
VideoCapture is not working in OpenCV 3.0.0 or the 3.1.0 in Windows 7
videocapture
rtsp
edges
206
views
1
answer
no
votes
2016-03-02 18:56:46 -0600
Tetragramm
Scan and find the length and breadth of object from iPhone camera
iphone
edges
338
views
no
answers
no
votes
2016-03-02 04:17:54 -0600
GDiana
opencv and X11 support on Mac OS
opencv
c++
mac
edges
327
views
1
answer
no
votes
2016-03-03 01:44:34 -0600
Pulkit
Matlab haar cascade opencv android compatibility
android
opencv
Matlab
Haar
edges
278
views
1
answer
no
votes
2016-03-04 19:18:46 -0600
Tetragramm
Comparing patterns on coins.
coin
recognition
pattern
edges
canny
feature
344
views
no
answers
no
votes
2016-07-17 02:12:47 -0600
vinay123
not able to detect the edge of tomatoes which are in a bunch overlapping each other.
tomato
edges
red
detection
Find
not
378
views
no
answers
no
votes
2016-10-20 08:02:52 -0600
supertramp-sid
Cross Validation and hyperparameter optimization
machine-learning
opencv
c++
edges
712
views
no
answers
no
votes
2016-11-10 17:28:49 -0600
Mohamed Alzaki
Detecting the shape of irregular objects [closed]
haarcascade
Haar-like
Haar
classifier
detectedges
edges
90
views
1
answer
no
votes
2016-11-11 07:54:43 -0600
berak
I am working on recognition of faces in given videos with provided Data base.I am using createFisherFaceRecognizer() . But I am not getting Proper output. is it problem with Data base or the predict method, which i have used.
c++#opencv
edges
267
views
no
answers
no
votes
2016-11-11 14:07:49 -0600
vidark
VideoCapture -> Frames -> VideoCapture: Possible?
videocapture
videowriter
frames
encoding
save
edges
2k
views
1
answer
no
votes
2017-07-12 06:11:15 -0600
berak
I found this error while running sample cpp example facedetect.cpp 'undefiend reference to cv:
c++
Facedetection
edges
645
views
no
answers
no
votes
2017-07-13 03:44:36 -0600
RdlP
Error using fisheye callibration in python binding OpenCV 3.2.0
opencv
python
calibration
fisheye
edges
899
views
no
answers
no
votes
2017-07-13 12:06:25 -0600
Pedro Batista
Create stitched image from known calibrated points
stitching
infrared
edges
687
views
1
answer
no
votes
2017-10-27 07:34:02 -0600
vbc
Opencv does have support SVM accuracy?
accuracy
edges
1k
views
1
answer
no
votes
2017-10-27 08:07:59 -0600
theaniolad
Perform functions on a ROI
opencv
mask
regionofinterest
draw
rectangle
edges
572
views
no
answers
no
votes
2017-10-27 05:33:12 -0600
ManojGuha
Unable to use caffe model trained in nvidia digits in opencv dnn code
caffemodel
dnn
caffe
deep-learning
digits
edges
260
views
no
answers
no
votes
2017-10-27 07:05:37 -0600
ROSpioneer
Working with a camera with variable focal length
calibrateCamera
intrinsic
edges
141
views
no
answers
no
votes
2017-10-27 07:41:05 -0600
Durden
Interactor in 3dViz
3dViz
edges
1k
views
no
answers
no
votes
2017-10-27 10:17:41 -0600
antithing
Aruco module, using the ARUCO_MIP_36h12 dictionary?
aruco
fiducial
edges
1k
views
no
answers
no
votes
2017-10-27 16:19:27 -0600
rusty
Cross-compiling for ARM running QNX
QNX660
arm
edges
541
views
no
answers
no
votes
2017-10-27 17:46:39 -0600
Vict0r
Problem opening FLV file
read
flv
flash
problem
edges
569
views
1
answer
no
votes
2017-10-31 10:18:13 -0600
Tetragramm
bitmap representation of a point cloud.
pointcloud
edges
314
views
no
answers
no
votes
2017-11-03 10:01:00 -0600
shebna12
How to set a flexible threshold value? [closed]
image-segmentation
handwriting
opencv-python
edges
1k
views
1
answer
no
votes
2017-11-03 10:33:39 -0600
berak
Save a random tree in python and load it in C++
machine-learning
edges
4k
views
1
answer
no
votes
2017-11-07 11:23:58 -0600
supra56
Why i got stuck in faces = face_detector.detectMultiScale(gray, 1.3, 5)
Facedetection
FaceRecognizer
facialrecognition
edges
« previous
1
2
3
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
edges
×30
opencv
×7
c++
×4
android
×2
calibration
×2
Facedetection
×2
Haar
×2
intrinsic
×2
machine-learning
×2
videocapture
×2
3dViz
×1
accuracy
×1
algorithm
×1
arm
×1
aruco
×1
caffe
×1
caffemodel
×1
calibrateCamera
×1
canny
×1
classifier
×1
coin
×1
c++#opencv
×1
deep-learning
×1
detectedges
×1
detection
×1
digits
×1
dnn
×1
draw
×1
edge-detection
×1
encoding
×1
FaceRecognizer
×1
facialrecognition
×1
feature
×1
fiducial
×1
Find
×1
fisheye
×1
flash
×1
flv
×1
focallength
×1
frames
×1
getCamera
×1
haarcascade
×1
Haar-like
×1
handwriting
×1
image-segmentation
×1
infrared
×1
iphone
×1
mac
×1
mask
×1
Matlab
×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
×