Question

Call Strumpack from Matlab

Is it possible to call Strumpack routines for solving low rank structured linear systems? <https://github.com/pghysels/STRUM...

1 year ago | 0 answers | 0

Answered

How can I remove NaN values from a matrix?

You can you something like this ind = ~isnan(Columns); Columns=Columns(ind);

How can I remove NaN values from a matrix?

You can you something like this ind = ~isnan(Columns); Columns=Columns(ind);

1 year ago | 0

Question

Convert Composite to array?

Is it possible to convert a Composite object created with spmd to an array?

4 years ago | 1 answer | 0

Question

How to convert optical flow velocity to meters per second?

Hi, I have a calibrated camera and can convert positions from pixels to meters using the transformPointsInverse function. I a...

4 years ago | 1 answer | 1

Answered

How to write an optimization algorithm?? any type of optimization algorithm?? can anyone tell me with the help of a matlab program?

Hi, I forgot to attach, here it is..

How to write an optimization algorithm?? any type of optimization algorithm?? can anyone tell me with the help of a matlab program?

Hi, I forgot to attach, here it is..

4 years ago | 1

Answered

How to write an optimization algorithm?? any type of optimization algorithm?? can anyone tell me with the help of a matlab program?

Ok, I send the file again.... but I think there is an error in your function. It is not 30 anywhere... If you find my help usefu...

How to write an optimization algorithm?? any type of optimization algorithm?? can anyone tell me with the help of a matlab program?

Ok, I send the file again.... but I think there is an error in your function. It is not 30 anywhere... If you find my help usefu...

4 years ago | 1

| accepted

Answered

Recommendations on NVIDIA cards for CUDA GPU computing

I agree with the previous answer, it depends on you application of course, but in general Nvidia Geforce cards offers alot of pe...

Recommendations on NVIDIA cards for CUDA GPU computing

I agree with the previous answer, it depends on you application of course, but in general Nvidia Geforce cards offers alot of pe...

5 years ago | 0

Answered

How can I change camera setting while acquiring video?

I found a solution to the problem for my Fire-i camera. vid = videoinput('fireiimaq',1,'1024X768 Y_MONO 30 FPS'); src = gets...

How can I change camera setting while acquiring video?

I found a solution to the problem for my Fire-i camera. vid = videoinput('fireiimaq',1,'1024X768 Y_MONO 30 FPS'); src = gets...

5 years ago | 0

| accepted

Answered

Extracting matrix diagonal with diag(A)

Do you have another matrix in your workspace called diag?

Extracting matrix diagonal with diag(A)

Do you have another matrix in your workspace called diag?

5 years ago | 0

Answered

why I got zero answer?

Hi again, I'm not sure I understand your problem. But I send a new file, is it the result you need?

why I got zero answer?

Hi again, I'm not sure I understand your problem. But I send a new file, is it the result you need?

5 years ago | 0

Answered

how solve nonlinear equations ?

Look in the documentation for the function lsqnonlin It can solve nonlinear least squares problems.

how solve nonlinear equations ?

Look in the documentation for the function lsqnonlin It can solve nonlinear least squares problems.

5 years ago | 0

| accepted

Answered

why I got zero answer?

Hi You do the integration in the loop with only 1 value at the time, so the integral should be 0. You should pass vectors to ...

why I got zero answer?

Hi You do the integration in the loop with only 1 value at the time, so the integral should be 0. You should pass vectors to ...

5 years ago | 0

Answered

if variable is a matrix then ignore

use the numel function to detect the number of elements in a variable. elements = numel(variable) if elements > 1 you h...

if variable is a matrix then ignore

use the numel function to detect the number of elements in a variable. elements = numel(variable) if elements > 1 you h...

5 years ago | 1

| accepted

Answered

logical indexing in one line when choosing from a column

you can use the find function instead

logical indexing in one line when choosing from a column

you can use the find function instead

5 years ago | 0

Answered

"Undefined function 'equationsToMatrix' for input arguments of type 'sym'." Error

The code works for me. Do you have symbolic toolbox installed?

"Undefined function 'equationsToMatrix' for input arguments of type 'sym'." Error

The code works for me. Do you have symbolic toolbox installed?

5 years ago | 0

Answered

"Subscripted assignment dimension mismatch"?

Those lines 38-43 are never executed. The files you are looking for is in another folder than you .m file. Try to move them to t...

"Subscripted assignment dimension mismatch"?

Those lines 38-43 are never executed. The files you are looking for is in another folder than you .m file. Try to move them to t...

5 years ago | 0

Answered

"Subscripted assignment dimension mismatch"?

Your sturcture data only contains the fields "dyad" and "episode" not "MOM" or "BABY" When you get to line 67 the program cra...

"Subscripted assignment dimension mismatch"?

Your sturcture data only contains the fields "dyad" and "episode" not "MOM" or "BABY" When you get to line 67 the program cra...

5 years ago | 0

Answered

How to write an optimization algorithm?? any type of optimization algorithm?? can anyone tell me with the help of a matlab program?

I started with a code to help you. But I don't know how you mean with n(3), If you want to find a single value for n, you cannot...

How to write an optimization algorithm?? any type of optimization algorithm?? can anyone tell me with the help of a matlab program?

I started with a code to help you. But I don't know how you mean with n(3), If you want to find a single value for n, you cannot...

5 years ago | 1

Answered

Matlab with ASUS XTION PRO LIVE

Does it help to install the software packages for usb webcams and OS generic video interface?

Matlab with ASUS XTION PRO LIVE

Does it help to install the software packages for usb webcams and OS generic video interface?

5 years ago | 0

Answered

where can i find the code of an existing matlab function like "entropy"(for image processing)?

type edit entropy in the command prompy to open a file

where can i find the code of an existing matlab function like "entropy"(for image processing)?

type edit entropy in the command prompy to open a file

5 years ago | 1

| accepted

Answered

The plot of this discontinous values does not work.

I send you a file, is it the result you need?

The plot of this discontinous values does not work.

I send you a file, is it the result you need?

5 years ago | 0

| accepted

Answered

In an assignment A(I) = B, the number of elements in B and I must be the same.

I attach a file, is it the result you need?

In an assignment A(I) = B, the number of elements in B and I must be the same.

I attach a file, is it the result you need?

5 years ago | 0

| accepted

Answered

where can i find the code of an existing matlab function like "entropy"(for image processing)?

entropyfilt

where can i find the code of an existing matlab function like "entropy"(for image processing)?

entropyfilt

5 years ago | 0

Answered

The plot of this discontinous values does not work.

There are a couple of issues. First you get complex numbers ( at least I get it when I run your code) so somehow you take the sq...

The plot of this discontinous values does not work.

There are a couple of issues. First you get complex numbers ( at least I get it when I run your code) so somehow you take the sq...

5 years ago | 0

Answered

In an assignment A(I) = B, the number of elements in B and I must be the same.

Hi Your loop condition is not correct I think. It will only run 1 time. At which iteration should it start and finish?

In an assignment A(I) = B, the number of elements in B and I must be the same.

Hi Your loop condition is not correct I think. It will only run 1 time. At which iteration should it start and finish?

5 years ago | 0

Answered

how would my didplay look if a valuse is betwwen 5 and 10

what do you mean? if x >=5 && x<=10

how would my didplay look if a valuse is betwwen 5 and 10

what do you mean? if x >=5 && x<=10

5 years ago | 0

Answered

The plot of this discontinous values does not work.

Your y2 and y2_neg variables are not vectors, only scalars You can make a loop and compute the y2 and y2_neg for each value of ...

The plot of this discontinous values does not work.

Your y2 and y2_neg variables are not vectors, only scalars You can make a loop and compute the y2 and y2_neg for each value of ...

5 years ago | 0

Answered

In an assignment A(I) = B, the number of elements in B and I must be the same.

Hi Your x in the loop is a vector write y(i)=x(i)

In an assignment A(I) = B, the number of elements in B and I must be the same.

Hi Your x in the loop is a vector write y(i)=x(i)

5 years ago | 0

Question

How can I change camera setting while acquiring video?

I would like to change my camera's shutter speed while acquiring video using Image Acquisition toolbox. To be specific I wou...

5 years ago | 1 answer | 0