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29,830 questions
Tagged
3k
views
1
answer
no
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2020-06-29 05:55:30 -0600
supra56
cv2.error: OpenCV(4.3.0) error: (-215:Assertion failed)
python
ml
ann
978
views
no
answers
no
votes
2020-06-28 14:41:06 -0600
VRDEV
OpenCV CUDA SURF Performance vs CPU version
CUDA
SURF
gpu
682
views
1
answer
no
votes
2020-06-29 01:24:54 -0600
berak
lheibph = LBPHFaceRecognizer.create();
face
java
329
views
no
answers
-1
votes
2020-06-28 10:54:26 -0600
Dragonfly Robotics
OpenCV Training Custom Haar Cascade with Python 3
opencv
python
cvHaarCascadeClassi
112
views
no
answers
no
votes
2020-06-27 20:13:58 -0600
Malathi_72
Align the image contents vertically
deskewing
476
views
no
answers
no
votes
2020-06-27 16:22:30 -0600
hak16
seamlessClone flickering
mask
seamlessClone
1k
views
no
answers
no
votes
2020-06-27 12:04:15 -0600
Marcin Osypka
Opencv.js 4.4 in web worker is not loading
js
OpenCV.js
19k
views
1
answer
no
votes
2020-08-17 09:55:18 -0600
berak
VideoCapture in Colab
cv2.videocapture
colab
240
views
2
answers
no
votes
2020-06-27 07:56:41 -0600
supra56
Opencv Doxygen for python
opencv
python
506
views
1
answer
-1
votes
2020-06-27 05:20:25 -0600
supra56
Python type casting [closed]
python
opencv
547
views
1
answer
no
votes
2020-06-27 01:17:27 -0600
berak
Feature detector vs dense detector
featuredetector
DenseFeatureDetector
keypoint-detection
708
views
no
answers
1
vote
2020-06-27 03:31:33 -0600
supra56
Selective remove or blur logo in image
LOGO
delogo
watermark
blur
671
views
1
answer
no
votes
2020-06-26 11:46:50 -0600
berak
Train from haarcascade frontface
cascadeclassifier
opencv
traincascade
378
views
1
answer
no
votes
2020-06-26 16:16:38 -0600
berak
Training SVM Error - Assertion failed
CvSVM
4k
views
1
answer
2
votes
2020-06-29 08:10:08 -0600
sturkmen
Merge contour from vector<Points>
contours
points
113
views
no
answers
no
votes
2020-06-26 09:16:00 -0600
albeh95
Cluster(Mat) function taking too long
bowkmeanstrainer
578
views
no
answers
no
votes
2020-06-27 05:20:58 -0600
ShrutheeshIR
RecoverPose default arguments
essential-matrix
recoverpose
132
views
no
answers
no
votes
2020-06-26 06:33:28 -0600
supra56
Att: moderator
Attention
1k
views
2
answers
-1
votes
2020-06-28 05:12:46 -0600
Sai Nyi
How to change OpenCV python 3
opencv
567
views
no
answers
no
votes
2020-06-26 03:22:47 -0600
supra56
convert IPLImage to unsigned short [closed]
opencv
c++
79
views
no
answers
no
votes
2020-06-25 23:02:12 -0600
moses
How do i make the Facial Recognition more acurrate in terms of prediction
LBPH
214
views
no
answers
no
votes
2020-06-26 03:25:41 -0600
supra56
What specifically are the corners and sizes used by cv.detail.resultRoi()?
blending
stitching
corners
sizes
179
views
no
answers
no
votes
2020-06-25 13:50:20 -0600
ajpaezm
OpenNI compatible devices and drivers. [closed]
openni
camera
353
views
1
answer
no
votes
2020-06-26 07:53:01 -0600
Nano1
Image segmentation, where to start?
segmentation
396
views
1
answer
no
votes
2020-06-29 02:09:02 -0600
Hauke
cv::filter2D opencv 3.4.1 vs 4.2.0
filter2D
417
views
1
answer
no
votes
2020-06-27 09:44:17 -0600
SylvainArd
inflexion points on a contour
contours
geometry
241
views
no
answers
no
votes
2020-06-25 07:41:57 -0600
albeh95
Bad argument on classification problem [closed]
c++
2k
views
1
answer
no
votes
2020-06-25 05:03:37 -0600
umb
Undistort single coordinates
camera
calibration
undistortion
coordinates
267
views
1
answer
1
vote
2020-06-25 08:35:37 -0600
Eduardo
Mahalanobis function returns squared mahalanobis distance?
Mahalanobis
1k
views
no
answers
no
votes
2020-06-24 23:05:05 -0600
neel19
I am getting this error: Invalid HAAR feature (expected: 'rw.r.x + rw.r.width <= W'), where > 'rw.r.x + rw.r.width' is 22 > must be less than or equal to > 'W' is 16
cascadeclassifier
classifier
Haar
image-processing
image-recognition
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