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29,830 questions
Tagged
364
views
no
answers
no
votes
2020-08-30 15:08:42 -0600
sturkmen
How to Detect Missing part of image
opencv
c++
311
views
no
answers
no
votes
2020-08-29 03:57:23 -0600
Tonifds
reprojectImageTo3D incorrect results
stereo
stereoMatching
stereocamera
stereorectify
307
views
no
answers
no
votes
2020-08-30 01:48:27 -0600
sonnguyen9800
Finding corresponding pixel coordinate of a single point before and after cv2.remap
python
opencv
stereocamera
404
views
no
answers
no
votes
2020-08-31 11:13:04 -0600
JT3D
local pose of an object from a camera pose
pose
of
Local
object
340
views
no
answers
no
votes
2020-09-02 05:05:44 -0600
JT3D
camera pose rotation to local rotation for an object
camera
to
Local
object
rotation
554
views
no
answers
no
votes
2020-09-02 08:09:49 -0600
denisPomidor
A question about the 'floodFill()' function.
FindContour
CV_RETR_FLOODFILL
2k
views
no
answers
no
votes
2020-09-02 21:46:38 -0600
shane222
Makefile:162: recipe for target 'all' failed
build-error
CUDA
166
views
no
answers
no
votes
2020-09-03 03:50:39 -0600
rajaajar
Does dnn opencv c++ support layer:DepthwiseConv2dNative
c++#dnn#opencv
210
views
no
answers
no
votes
2020-09-03 08:31:11 -0600
Bouwy
image defect in grabcut
grabcut
segmentation
149
views
no
answers
no
votes
2020-09-09 06:03:09 -0600
JWilliams
How can I calibate distortion using a series of lines
calibrateCamera
1k
views
no
answers
no
votes
2020-09-03 16:20:24 -0600
pippo
Omnidir undistort vs projectPoints
omnidir
fisheye
Undistort
projectPoints
undistortion
591
views
no
answers
no
votes
2020-09-04 01:38:48 -0600
Ricki Hutagaol
Emgu Cv Show Black Screen when running [closed]
copencv
emgucv
Facedetection
camera
286
views
no
answers
no
votes
2020-09-04 12:19:50 -0600
Chiragatha
How can I use Haar cascade for face detection and kalman filter for tracking?
cvHaarCascade
KalmanFilter
572
views
no
answers
-1
votes
2020-09-05 01:40:37 -0600
hoseinimage
numpy.linalg.inv error
linalgerror
inversion
1k
views
no
answers
no
votes
2020-09-05 20:15:47 -0600
RainBough
Can't import OpenCV to Android Studio
androidStudio
java
280
views
no
answers
no
votes
2020-09-06 01:41:14 -0600
Nayan826
android Aruco. Cannot detect corners ?
aruco
android
252
views
no
answers
1
vote
2020-09-06 10:48:10 -0600
photogenx
OpenCV iOS - Camera Selection
ios
opencv
camera
iphone
230
views
no
answers
no
votes
2020-09-07 23:35:36 -0600
jwk
About calibrateCamera()'s fx of standard deviation
calibration
calibrateCamera
537
views
no
answers
no
votes
2020-09-08 01:37:49 -0600
Warrior_KC
What is the best way to read frame from online streaming(using cv2.videocapture("sdp_file_name")) in every 5 secs from cv2.read ?
videostream
305
views
no
answers
no
votes
2020-10-04 14:42:35 -0600
supra56
Webcam generated image distorted and python stop working
webcam
opencv
python
243
views
no
answers
no
votes
2020-09-09 11:01:37 -0600
eyanson
Detect faces with facemask (COVID) [closed]
Facedetection
camera
933
views
no
answers
no
votes
2020-09-09 15:17:42 -0600
AndrewSweter
Opencv4: Undefined reference to ippiw library symbols
opencv4
ippiw
1k
views
no
answers
no
votes
2020-09-09 19:42:33 -0600
Ajith Nair
detect foreground and background colors from bounding rectangle
boundingBox
accessibility
foreground
backcolor
1k
views
no
answers
-1
votes
2020-09-10 03:17:14 -0600
hoseinimage
ValueError: setting an array element with a sequence.
findHomography
function
1k
views
no
answers
no
votes
2020-09-10 05:48:17 -0600
RashidLadj
Estimate camera pose from homography?
camera-pose
pose-estimation
homography-matrix
255
views
no
answers
no
votes
2020-09-10 11:42:21 -0600
bixaw67773
checkerboard for camera calibration - does size matter?
camera
15k
views
no
answers
no
votes
2020-09-10 22:12:36 -0600
NiftyNev
cap_msmf.cpp (435) [ WARN:0] on cv2.VideoCapture break
cv2.videocapture
readwebcam
break
cap_msmf.cpp
592
views
no
answers
no
votes
2020-09-11 09:23:10 -0600
berak
Why VideoCapture fails to open Aravis Camera?
CaptureVideo
opencv
camera
289
views
no
answers
no
votes
2020-09-11 11:13:40 -0600
poornapragna
When to use fisheye camera calibration?
calibration
camera
cameraCalibration
fisheye
lens
lensdistortion
1k
views
no
answers
no
votes
2020-09-11 13:10:58 -0600
berak
People Counter with Raspberry Pi 4 on Vertical View
OpenCV-2.4.9
raspberrypi4
footfall
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