Answered

Divide an array in n different arrays

V = [1 1 1 1 1 1 6 6 6 6 6 6 6 6 6 3 3 3 3 3 3 3 5 5 5 5 5 5 5 8 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 4 4 4 4 4 4 4 4 4 4 2 2 2 2 2...

Divide an array in n different arrays

V = [1 1 1 1 1 1 6 6 6 6 6 6 6 6 6 3 3 3 3 3 3 3 5 5 5 5 5 5 5 8 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 4 4 4 4 4 4 4 4 4 4 2 2 2 2 2...

ongeveer een uur ago | 0

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Answered

How to fill interior as different color

Fill the hole with imfill Next you can color your integer image by defining the appropriate colormap % Generate test image con...

How to fill interior as different color

Fill the hole with imfill Next you can color your integer image by defining the appropriate colormap % Generate test image con...

ongeveer 5 uur ago | 0

Answered

How to do a matrix like this??

(1:10).^((1:3)') or on older MATLAB bsxfun(@power,1:10,(1:3)')

How to do a matrix like this??

(1:10).^((1:3)') or on older MATLAB bsxfun(@power,1:10,(1:3)')

ongeveer 15 uur ago | 0

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Answered

Linear programming, interested in only 1 variable

If you want to minimize x1 under A*x <= b f = zeros(size(x)); f(1) = 1; x = linprog(f, A, b); (x2,...,xn) is not meaningless...

Linear programming, interested in only 1 variable

If you want to minimize x1 under A*x <= b f = zeros(size(x)); f(1) = 1; x = linprog(f, A, b); (x2,...,xn) is not meaningless...

ongeveer 19 uur ago | 2

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Answered

What is the difference between using conv function and manual coding method using MATLAB?

Your twin brother/sister/class mate is faster, he/she asked the same question earlier. Don't copy the same answer, your teacher...

What is the difference between using conv function and manual coding method using MATLAB?

Your twin brother/sister/class mate is faster, he/she asked the same question earlier. Don't copy the same answer, your teacher...

ongeveer 20 uur ago | 0

Answered

Create a random sequence with specified values

I don't understand the first question. For the second question, I might kind of guess. S = [1 2 3 4 8 11 13 14 15 16 18 19 20...

Create a random sequence with specified values

I don't understand the first question. For the second question, I might kind of guess. S = [1 2 3 4 8 11 13 14 15 16 18 19 20...

ongeveer 20 uur ago | 0

Answered

Find the cell index in a nested cell array, corresponding to a string (by using strcmp)

A{1} = { ... {'Up' } {'Down' } {'Left' } {'Right'} {'BLUE'} {'1' } {'7' } {'1' } {'8' } ...

Find the cell index in a nested cell array, corresponding to a string (by using strcmp)

A{1} = { ... {'Up' } {'Down' } {'Left' } {'Right'} {'BLUE'} {'1' } {'7' } {'1' } {'8' } ...

ongeveer 20 uur ago | 1

Answered

Binary floating point Representation in Matlab

To overcome the limitation of dec2bin at 52 bits A=[ 0.1900 -0.0300 -0.1300 0 0.1500 -0.0700 0.0500 0.1600 -0.2500 -0.1900]...

Binary floating point Representation in Matlab

To overcome the limitation of dec2bin at 52 bits A=[ 0.1900 -0.0300 -0.1300 0 0.1500 -0.0700 0.0500 0.1600 -0.2500 -0.1900]...

1 dag ago | 1

Answered

1d Convolution using Matlab's conv() function

Ba Ba Black Sheep wrote len(pad) = floor(len(v) / 2) Actually the above is wrong, In case CONV using with of 'same' option, t...

1d Convolution using Matlab's conv() function

Ba Ba Black Sheep wrote len(pad) = floor(len(v) / 2) Actually the above is wrong, In case CONV using with of 'same' option, t...

1 dag ago | 0

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Answered

Convolution Computations results for a system response.

You make few mistakes, indexing and flipping (see careful conv documentation, the subtility is there, though TMW never mention w...

Convolution Computations results for a system response.

You make few mistakes, indexing and flipping (see careful conv documentation, the subtility is there, though TMW never mention w...

1 dag ago | 0

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Answered

Find Common elements between any two columns in each matrix

Not sure but keyNeuronMat1(1:10,1:4) & keyNeuronMat2(1:10,5:8) Give you common neurons/groups.

Find Common elements between any two columns in each matrix

Not sure but keyNeuronMat1(1:10,1:4) & keyNeuronMat2(1:10,5:8) Give you common neurons/groups.

1 dag ago | 0

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Answered

How to display all decimal numbers for floating numbers?

Try this fprintf('num1+num2 = %1.16g\n',adding_num1_and_num2)

How to display all decimal numbers for floating numbers?

Try this fprintf('num1+num2 = %1.16g\n',adding_num1_and_num2)

1 dag ago | 0

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Answered

randomly divide vector into 2 parts.

For the record, here is how I would do: n = size(index_rating,1); i = randperm(n,round(training_data*n)); dataTraining = in...

randomly divide vector into 2 parts.

For the record, here is how I would do: n = size(index_rating,1); i = randperm(n,round(training_data*n)); dataTraining = in...

2 dagen ago | 2

Answered

Conditioning bivariate gaussian distribution

There a few issues with your code. First INTEGRAL is integration of a scalar function, you cannot integrate a vector function. ...

Conditioning bivariate gaussian distribution

There a few issues with your code. First INTEGRAL is integration of a scalar function, you cannot integrate a vector function. ...

2 dagen ago | 0

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Answered

randomly divide vector into 2 parts.

Always post complete code that can run. don't less us geuss what is the size/class of the inputs First assumption: non_zero_ent...

randomly divide vector into 2 parts.

Always post complete code that can run. don't less us geuss what is the size/class of the inputs First assumption: non_zero_ent...

2 dagen ago | 1

Answered

Filling area between more curves

Change accordingly to suit your need. tt = linspace(0,2*pi,361); xy = [2*cos(tt); 4*sin(tt)]; close all hold on pl...

Filling area between more curves

Change accordingly to suit your need. tt = linspace(0,2*pi,361); xy = [2*cos(tt); 4*sin(tt)]; close all hold on pl...

2 dagen ago | 3

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Answered

how to change axis of a matix?

load('testdata.mat'); Ufun = @(X,Y,Z) X; Vfun = @(X,Y,Z) Y./(Z+200); [X,Y,Z] = ndgrid(x,y,z); U = Ufun(X,Y,Z); V = Vfun...

how to change axis of a matix?

load('testdata.mat'); Ufun = @(X,Y,Z) X; Vfun = @(X,Y,Z) Y./(Z+200); [X,Y,Z] = ndgrid(x,y,z); U = Ufun(X,Y,Z); V = Vfun...

2 dagen ago | 0

Answered

how to find rows and columns without using size

[numel(prod(A,2)) numel(prod(A,1))] % prod instead of sum for a change

how to find rows and columns without using size

[numel(prod(A,2)) numel(prod(A,1))] % prod instead of sum for a change

3 dagen ago | 0

Answered

how to find rows and columns without using size

for 2D array p=numel(A); if p==0 try r = A(1,:); n = 0; m = numel(A*zeros(0,1)); catch ...

how to find rows and columns without using size

for 2D array p=numel(A); if p==0 try r = A(1,:); n = 0; m = numel(A*zeros(0,1)); catch ...

3 dagen ago | 0

Answered

how to assign the equality relationship for the elements symmetry to the diagnoal of a matrix

% random test matrix A = rand(4) % symmetrize of A by copying the lower part to upper part B = tril(A)+tril(A,-1).' for ...

how to assign the equality relationship for the elements symmetry to the diagnoal of a matrix

% random test matrix A = rand(4) % symmetrize of A by copying the lower part to upper part B = tril(A)+tril(A,-1).' for ...

3 dagen ago | 0

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Answered

How to add two values to a matrix each five values of that matrix in order to have a new matrix?

XY = [1; 2; 3; 4; 5; 6; 7; 8; 9; 10; 11; 12; 13; 14; 15]: r = ones(size(XY)); r(5:5:end) = 3; XYZ = repelem(XY,r) Note if ...

How to add two values to a matrix each five values of that matrix in order to have a new matrix?

XY = [1; 2; 3; 4; 5; 6; 7; 8; 9; 10; 11; 12; 13; 14; 15]: r = ones(size(XY)); r(5:5:end) = 3; XYZ = repelem(XY,r) Note if ...

3 dagen ago | 2

Answered

What happened to the figure toolbar in R2018b? Why is it an axes toolbar? How can I put the buttons back?

Duplicate my poste here For R2019b all the tricks found previously no longer work. I found this one does the trick set(groot,...

What happened to the figure toolbar in R2018b? Why is it an axes toolbar? How can I put the buttons back?

Duplicate my poste here For R2019b all the tricks found previously no longer work. I found this one does the trick set(groot,...

3 dagen ago | 1

Answered

How to set disableDefaultInteractivity for all axes?

For R2019b all the tricks found previously no longer work. I found this one does the trick set(groot,'defaultAxesCreateFcn', ....

How to set disableDefaultInteractivity for all axes?

For R2019b all the tricks found previously no longer work. I found this one does the trick set(groot,'defaultAxesCreateFcn', ....

3 dagen ago | 1

Answered

determine minimum from the first column values of matrix and removing the rest of the rows

[~,imin] = min(E(:,1)); G = E(imin,:)

determine minimum from the first column values of matrix and removing the rest of the rows

[~,imin] = min(E(:,1)); G = E(imin,:)

3 dagen ago | 0

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Answered

selecting rows from C with associated values in D, while using A and B values as references to produce E and F matrices

A = [1 2]; B = [1 3]; C = [ 1 19 18 4 3 0 0 0 0 0 0; 1 19 2 17 6 7 5 4 3 2 0; 1 16 15 17 6 7 5 4 3 2 0; ...

selecting rows from C with associated values in D, while using A and B values as references to produce E and F matrices

A = [1 2]; B = [1 3]; C = [ 1 19 18 4 3 0 0 0 0 0 0; 1 19 2 17 6 7 5 4 3 2 0; 1 16 15 17 6 7 5 4 3 2 0; ...

3 dagen ago | 0

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Answered

Placing annotations at specific xy coordinates

There are several tool on File Exchange, such as this one

Placing annotations at specific xy coordinates

There are several tool on File Exchange, such as this one

3 dagen ago | 0

Answered

C/Fortran callback to MATLAB

Not sure what you mean by "Callback". Callback to me is kind of event trigger function like an SW interruption. Anyway if you h...

C/Fortran callback to MATLAB

Not sure what you mean by "Callback". Callback to me is kind of event trigger function like an SW interruption. Anyway if you h...

3 dagen ago | 0

Answered

Main diagonal operations problem

Here is a method that has two advantages: without the need of Roger's FEX randfixedsum Produce matrix with rigourous uniform c...

Main diagonal operations problem

Here is a method that has two advantages: without the need of Roger's FEX randfixedsum Produce matrix with rigourous uniform c...

4 dagen ago | 1

Answered

Huge matrix with Nchoosek

You became real "Patient" now? Good! Then run this look at the screen and wait until it stops. If your type Ctrl C or kill MATLA...

Huge matrix with Nchoosek

You became real "Patient" now? Good! Then run this look at the screen and wait until it stops. If your type Ctrl C or kill MATLA...

4 dagen ago | 0