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146 questions
Tagged
matrix
×
1k
views
no
answers
no
votes
2018-01-30 12:00:08 -0600
raisa_
Matrix Multiplication Type Issue
opencv
conversion
colospace
c++
matrix
21k
views
1
answer
no
votes
2018-02-28 02:41:22 -0600
berak
In Python, is there a method or operator to determine if a frame is empty or an all zero-matrix?
matrix
python
empty
frame
613
views
1
answer
no
votes
2018-03-04 12:15:34 -0600
berak
Best way to apply a function to each element of Mat (Android)
matrix
android
fast
793
views
1
answer
no
votes
2018-04-15 12:07:33 -0600
LBerger
Row and Col problem when Mat represents 3d point cloud
pointcloud
Mat
matrix
transformation
kdtree
rotationMatrix
7k
views
1
answer
no
votes
2018-04-29 15:25:41 -0600
bennog
How do I properly add two Matrices?
matrix
input_sizes
error
Addition
CvMat
612
views
no
answers
no
votes
2018-06-02 00:42:39 -0600
AurekSkyclimber
Converting a point into another reference frame (Aruco)
aruco
matrix
190
views
no
answers
no
votes
2018-08-08 03:49:01 -0600
balea
How can I get the FFT matrix?
FFT
matrix
2k
views
1
answer
no
votes
2018-09-18 05:03:55 -0600
hayley
How to extract RANSAC's inlier object points from the matrix produced by solvePNPRansac() or findHomography()?
Opencv3.2.0
solvePnpRansac
inliner
matrix
drawMatches
1k
views
1
answer
no
votes
2018-11-24 09:44:18 -0600
berak
How to flatten 2D matrix and then copy it to a specific column in another matrix
c++
opencv
matrix
5k
views
1
answer
no
votes
2019-01-17 04:01:07 -0600
berak
error: no matching member function for call to 'at'
opencv4
matrix
387
views
no
answers
no
votes
2019-02-05 11:26:01 -0600
machinecore
SolvePNP. Compensate for head rotation
pose-estimation
solvePnP
matrix
vector
811
views
no
answers
no
votes
2019-02-19 06:21:27 -0600
LBerger
Matrix, invert() memory leak
invert
matrix
inversion
memoryleak
260
views
no
answers
no
votes
2019-07-01 11:15:59 -0600
AmberElferink
sortIdx matrix in both directions gone wrong
sortIdx
matrix
sorting
1k
views
no
answers
no
votes
2019-07-02 07:57:07 -0600
Ani_Cv
Bus error (core dumped) while declaring cv::Mat
c++
opencv
matrix
393
views
no
answers
no
votes
2019-07-12 01:01:18 -0600
chinesestud
How to hash - Opencv matrix, lbph histogram? [closed]
LBPH
hash
matrix
208
views
no
answers
no
votes
2020-04-23 11:06:48 -0600
RockStar1337
Strange streching effects in photo due to transformation by matrix
image-stitching
stitching
matrix
image
affine-transform
affinetransform
242
views
no
answers
no
votes
2020-06-15 12:14:18 -0600
superfly
Cx, Cy not equal to specs?
opencv
matrix
imager
450
views
no
answers
no
votes
2020-11-04 11:26:41 -0600
vdhers
C++ allocate and copy matrix take too much time
allocate
matrix
time
749
views
no
answers
no
votes
2020-12-06 08:22:42 -0600
sigmoid90
Problem with building pose Mat from rotation and translation matrices
transformation
matrix
camera-pose
camerarotation
translation
1k
views
no
answers
no
votes
2020-12-07 12:20:58 -0600
coldheat
tvec and coordinate systems q
opencv
camera
matrix
solvePnP
planes
coordinates
805
views
no
answers
no
votes
2020-12-18 07:38:58 -0600
sigmoid90
Problem with undistortPoints() function in pose estimation of image
transformation
matrix
matching
camera-pose
essential-matrix
2k
views
1
answer
1
vote
2012-11-08 11:30:48 -0600
Simone
cv::Mat divide by last row.
matrix
3k
views
2
answers
1
vote
2014-03-05 04:42:54 -0600
tuannhtn
missing cv::Mat::zeros(int ndims, const int* sz, int type)
matrix
Matlab
15k
views
1
answer
1
vote
2012-12-03 14:34:43 -0600
AlexanderShishkov
cv::sum() and cv::norm() for CV_U8...
matrix
7k
views
2
answers
1
vote
2013-01-26 04:55:06 -0600
AlexanderShishkov
copy selected row of a matrix to another
row
matrix
select
copy
3k
views
1
answer
1
vote
2013-02-20 03:39:36 -0600
shray
floor of a matrix in OpenCV 2.4.3
matrix
c++
4k
views
1
answer
1
vote
2013-02-19 03:20:23 -0600
Guanta
Access multiple channels in Mat
matrix
Mat
row
Noteworthy_Content
3k
views
1
answer
1
vote
2013-02-26 09:59:17 -0600
Mathieu Barnachon
Fill a matrix
matrix
filling
364
views
1
answer
1
vote
2013-04-02 05:05:09 -0600
Daniil Osokin
Matrix access isn't working correct
index
matrix
datatype
3k
views
2
answers
1
vote
2013-05-15 09:14:07 -0600
Guanta
Matrix multiplication
matrix
multiplication
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