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146 questions
Tagged
matrix
×
4k
views
3
answers
no
votes
2013-07-31 03:42:24 -0600
Alexander Smorkalov
NEWBIE calibrateCamera and calibrationMatrixValues
calibrate
camera
calibration
matrix
values
newbie
7k
views
3
answers
1
vote
2015-02-19 16:16:38 -0600
TrustMeImAnEngineer
Sine or Cosine of every element in Mat (c++)
Trigonometry
sincos
matrix
sine
cosine
Noteworthy_Content
3k
views
3
answers
1
vote
2020-01-09 02:32:30 -0600
LBerger
convert cv::Mat to vector<vector<uchar>> img;
matrix
5k
views
2
answers
2
votes
2012-07-30 09:30:42 -0600
sammy
multiply two points and matrix
opencv
imageprocessing
matrix
points
4k
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
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
12k
views
2
answers
2
votes
2013-04-08 12:54:31 -0600
Guanta
Product of two matrices
opencv
java
matrix
multiplication
product
4k
views
2
answers
1
vote
2013-05-15 09:14:07 -0600
Guanta
Matrix multiplication
matrix
multiplication
1k
views
2
answers
no
votes
2018-07-24 20:49:42 -0600
mannyglover
Convert pixel position to world direction?
camera
matrix
ray
2k
views
2
answers
no
votes
2015-08-15 14:05:13 -0600
LBerger
complement 16 bit mat and then convert it to 8 bit
matrix
image-processing
19k
views
2
answers
4
votes
2015-10-24 14:14:03 -0600
theodore
is there any efficient/fast/best way to remove/delete a given row/col from a cv::Mat?
delete
remove
rows
cols
matrix
manipulation
8k
views
2
answers
no
votes
2020-02-20 00:12:25 -0600
syvlvester
Understanding the camera matrix
camera
matrix
focal
length
814
views
2
answers
no
votes
2020-10-07 14:36:18 -0600
superfly
how do I add missing module cv::drawFrameAxes without breaking installation
matrix
computer
vision
opencv
installation
drawframeaxes
1k
views
1
answer
no
votes
2012-07-02 11:57:50 -0600
Andrey Pavlenko
GpuMat submatrix out of GpuMat object?
gpumat
sub
matrix
45k
views
1
answer
8
votes
2012-08-10 12:46:09 -0600
Ilya Lysenkov
Concatenating matrices
matrix
concatenation
8k
views
1
answer
2
votes
2012-11-12 09:00:33 -0600
SR
different step size output for cv::Mat::step1
step
matrix
size
2k
views
1
answer
1
vote
2012-11-08 11:30:48 -0600
Simone
cv::Mat divide by last row.
matrix
960
views
1
answer
no
votes
2012-11-26 07:46:12 -0600
AMP
How to operate on each pixel of a cv2.cv.Mat with a 3 x 3 matrix?
opencv
pixel
matrix
operation
547
views
1
answer
no
votes
2012-12-03 08:58:39 -0600
ryhor
N-dimentional Matrix support
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
367
views
1
answer
no
votes
2013-01-04 13:39:35 -0600
Mostafa Sataki
Basic matrix operations producing null pointer members
Mat
matrix
null
pointer
operations
522
views
1
answer
no
votes
2013-02-12 08:52:06 -0600
Guanta
Access values from Mat
matrix
Matlab
pixel
c++
C
8k
views
1
answer
3
votes
2013-02-18 08:14:59 -0600
matt.hammer
Results of camera calibration vary
camera
calibration
intrinsic
matrix
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
873
views
1
answer
no
votes
2013-02-24 09:20:29 -0600
SR
Mat.inv() yielding all zeroes in opencv
matrix
3k
views
1
answer
1
vote
2013-02-26 09:59:17 -0600
Mathieu Barnachon
Fill a matrix
matrix
filling
2k
views
1
answer
no
votes
2013-03-06 00:19:25 -0600
Alexander Smorkalov
converting bitmap to Mat ( java, android)
java
android
highgui
bitmap
matrix
6k
views
1
answer
no
votes
2013-04-01 04:44:55 -0600
New user
How to do inverse on complex matrix in OpenCV?
c++
OpenCV-2.4.3
complex
matrix
inverse
395
views
1
answer
1
vote
2013-04-02 05:05:09 -0600
Daniil Osokin
Matrix access isn't working correct
index
matrix
datatype
1
2
3
4
5
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