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29,830 questions
Tagged
194
views
no
answers
1
vote
2019-11-26 22:28:21 -0600
evgevd
Logistic Regression doesnt learn anything
python
ml
LogisticRegression
434
views
no
answers
no
votes
2019-11-26 21:40:45 -0600
off99555
How can I solvePnP with fisheye camera parameters?
pose-estimation
calibrateCamera
project
675
views
no
answers
no
votes
2019-11-26 13:59:12 -0600
Rishan123
cv2.error: OpenCV(4.1.0) /home/pi/opencv/opencv-4.1.0/modules/features2d/src/bagofwords.cpp:55: error: (-215:Assertion failed) !_descriptors.empty() in function 'add'
objectdetection
edges
190
views
1
answer
no
votes
2019-11-26 08:21:06 -0600
Traveler
Directions on a new project needed
localization
205
views
no
answers
no
votes
2019-11-26 04:49:00 -0600
Kitnos
Real time video problem [closed]
Video
c++
real
606
views
no
answers
no
votes
2019-11-26 03:54:25 -0600
Majd
How can i detect trees in Aerial Images?
python
199
views
no
answers
no
votes
2019-11-26 01:37:44 -0600
berak
opencv pose keypoints explanation Needed
pose-estimation
439
views
1
answer
no
votes
2019-11-26 01:02:24 -0600
coincheung
cv2 calculate histogram 3x slower than pillow
pillow
speed
8k
views
no
answers
no
votes
2019-11-25 15:53:14 -0600
gst
How to convert numpy array to cv::Mat
opencv#python#numpy
246
views
no
answers
no
votes
2019-11-25 15:09:11 -0600
bananapen
Generate Opticalflow on images using OpenCV
BroxOpticalFlow
c++
CUDA
8k
views
1
answer
no
votes
2019-11-25 08:28:09 -0600
JoshDavisNC
What are tvecs and rvecs?
calibrateCamera
492
views
no
answers
no
votes
2019-11-25 06:28:55 -0600
JoseAFern
cv::ml::rtrees oob error bug???
oob
error
ml
bug
309
views
no
answers
-1
votes
2019-11-25 05:19:50 -0600
berak
How do i deploy C++ OpenCV code on Android
android
opencv
deployment
122
views
no
answers
1
vote
2019-11-25 01:21:58 -0600
ibrahim_5403
How can I define "scopesToKeep" and "scopesToIgnore" nodes of a frozen model?
python
Mask-Rcnn
dnn
keras
489
views
1
answer
no
votes
2019-11-24 21:47:47 -0600
Walid
How to call setmousecallback opencv in button winforms?
imagesc#opencv#c++
316
views
1
answer
no
votes
2019-11-24 12:12:33 -0600
berak
cascade training... help!
traincascade
1k
views
no
answers
no
votes
2019-11-24 03:31:46 -0600
berak
AttributeError: module 'cv2.cv2' has no attribute 'fillpoly' [closed]
python
2k
views
no
answers
no
votes
2019-11-23 13:02:04 -0600
monilogi
How to capture 60 FPS at normal speed on Logitech c922x
fps
mac
logitech
python
2k
views
1
answer
1
vote
2019-11-23 09:48:27 -0600
berak
How to save image data in shared pointer
c++
opencv
456
views
no
answers
no
votes
2019-11-23 07:02:50 -0600
HelloWorld
SVM->trainAuto() Segmentation fault (core dumped) [closed]
SVM
2k
views
no
answers
no
votes
2019-11-23 02:35:56 -0600
Martian
CUDA CuBlas libs not found
CUDA
cublas
cmake-gui
368
views
no
answers
no
votes
2019-11-23 02:11:07 -0600
hardik patel
android face recognition
facerecognize
android
opencv
Facedetection
edges
1k
views
1
answer
1
vote
2019-11-23 02:07:48 -0600
Akhil Patel
Remove background from canny image in android opencv [closed]
canny
grabcut
drawcontour
2k
views
1
answer
no
votes
2019-11-23 02:07:12 -0600
Akhil Patel
Android Studio how integrate NDK with Opencv
ndk
c++
opencv
drawcontour
726
views
1
answer
-1
votes
2019-11-23 02:06:29 -0600
Akhil Patel
Detect all Countour not an only Rectangle
java
countour
opencv
drawcontour
955
views
1
answer
no
votes
2019-11-23 02:05:43 -0600
Akhil Patel
Canny Edge Detector doesn't return filtered image
canny
297
views
1
answer
1
vote
2019-11-23 01:04:57 -0600
berak
How to get svm predict scores?
SVM
1k
views
1
answer
no
votes
2019-11-22 04:54:01 -0600
Max Herrmann
Is there a 1-1 correspondence between HALCON and OpenCV calibration parameters?
halcon
calibration
stereo-calibration
intrinsics
6k
views
no
answers
no
votes
2019-11-22 02:28:11 -0600
cv_new
A configuration problem of OpenCV4
installation
python
anaconda
2k
views
1
answer
no
votes
2019-11-21 14:57:57 -0600
opalmirror
Rotating Camera Intrinsics Matrix
calibrateCamera
intrinsic
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