Answered

Call pts with z value within a range

z = A(:,3); result_B = A((z>1)&(z<9),:)

Call pts with z value within a range

z = A(:,3); result_B = A((z>1)&(z<9),:)

9 giorni ago | 0

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Question

Why does gpuArray() error out?

What does the error mean? >> A = gpuArray( rand(1024) ); There is a problem with the graphics driver or with this GPU device...

10 giorni ago | 1 answer | 0

Answered

selecting specific layers in the 3rd dimension of a matric

squeeze(mean(A(:,:,43:53)))

selecting specific layers in the 3rd dimension of a matric

squeeze(mean(A(:,:,43:53)))

10 giorni ago | 0

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Answered

Transferring cell array elements into a matrix

test_ca = {[1 2 3],[4 5 6];[7 8 9],[10 11 12]} .'; new_mat = cat(1,test_ca{:})

Transferring cell array elements into a matrix

test_ca = {[1 2 3],[4 5 6];[7 8 9],[10 11 12]} .'; new_mat = cat(1,test_ca{:})

11 giorni ago | 0

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Answered

How can I shift a vector numerically to the right (or the left) by adding zeros to the side of the array?

x1=[zeros(1,2),x]

How can I shift a vector numerically to the right (or the left) by adding zeros to the side of the array?

x1=[zeros(1,2),x]

11 giorni ago | 0

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Answered

Calculate statistical parameters from certain rows of a matrix

Wanted=splitapply(@mean,x(:,2),findgroups(x(:,1))) % x(:,1) is Day and x(:,2) is Temperature % or if you're using version prior...

Calculate statistical parameters from certain rows of a matrix

Wanted=splitapply(@mean,x(:,2),findgroups(x(:,1))) % x(:,1) is Day and x(:,2) is Temperature % or if you're using version prior...

11 giorni ago | 0

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Answered

breaking a large table into smaller one

ix = diff([0,X,size(x,1)]); % x your table Wanted = mat2cell(x,ix)

breaking a large table into smaller one

ix = diff([0,X,size(x,1)]); % x your table Wanted = mat2cell(x,ix)

11 giorni ago | 0

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Answered

Need to Split a column of type 'string' in a Table in to group of 4 characters giving new names to the result.

v=regexp(strrep(T.Data,' ',''),'\w{4}','match');% naming a table with a variable name table is a terrible idea (will hinder the ...

Need to Split a column of type 'string' in a Table in to group of 4 characters giving new names to the result.

v=regexp(strrep(T.Data,' ',''),'\w{4}','match');% naming a table with a variable name table is a terrible idea (will hinder the ...

12 giorni ago | 1

Answered

Assign value in a cell with a "oneliner"

[x{2},x{4}]=deal('x','z')

Assign value in a cell with a "oneliner"

[x{2},x{4}]=deal('x','z')

14 giorni ago | 1

| accepted

Answered

ask to change input values and derive a new matrix

I was blind sided in your previous question (because some of your questions were a bit advanced), but you seem to be asking the ...

ask to change input values and derive a new matrix

I was blind sided in your previous question (because some of your questions were a bit advanced), but you seem to be asking the ...

14 giorni ago | 0

| accepted

Answered

count numbers greater than zero, and determine among them has the highest number of count

W = sum(Y>0,2) Z = max(W)

count numbers greater than zero, and determine among them has the highest number of count

W = sum(Y>0,2) Z = max(W)

14 giorni ago | 0

| accepted

Answered

How to use a single command to deals with elements?

<https://in.mathworks.com/help/matlab/getting-started-with-matlab.html> - get to know the basics as soon as possible, so you don...

How to use a single command to deals with elements?

<https://in.mathworks.com/help/matlab/getting-started-with-matlab.html> - get to know the basics as soon as possible, so you don...

14 giorni ago | 1

Answered

adding structure in a table

https://in.mathworks.com/help/matlab/ref/table.html#mw_eed92014-a41e-4ffa-a43d-4f1b948c083c - follow the instructions in the lin...

adding structure in a table

https://in.mathworks.com/help/matlab/ref/table.html#mw_eed92014-a41e-4ffa-a43d-4f1b948c083c - follow the instructions in the lin...

14 giorni ago | 0

Answered

could anyone help me to solve the issue

ix = [repmat('%.4f ',1,size(a,2)-1),'%.4f\n']; % where a is your matrix fprintf(ix,a.') % or perhaps you need result = sprint...

could anyone help me to solve the issue

ix = [repmat('%.4f ',1,size(a,2)-1),'%.4f\n']; % where a is your matrix fprintf(ix,a.') % or perhaps you need result = sprint...

15 giorni ago | 0

| accepted

Answered

Why function need more variables

time = ... some values data = ... some values f = freq(time,data) % this is how you call a function Google "how to call a fun...

Why function need more variables

time = ... some values data = ... some values f = freq(time,data) % this is how you call a function Google "how to call a fun...

15 giorni ago | 0

Answered

How to add numeric values to table description?

t.Properties.Description = "This table is the data from user number " + a; % or t.Properties.Description= sprintf('This table ...

How to add numeric values to table description?

t.Properties.Description = "This table is the data from user number " + a; % or t.Properties.Description= sprintf('This table ...

15 giorni ago | 0

| accepted

Answered

making each column a stand alone variable

Wanted = num2cell(E,1) % keep it this way, don't think of naming etc, etc...,

making each column a stand alone variable

Wanted = num2cell(E,1) % keep it this way, don't think of naming etc, etc...,

15 giorni ago | 0

Answered

Extracting and sorting data in a column

Works for odd as well as even number of elements: NewMx = max(reshape([Mx(:);... -Inf(mod(numel(Mx),2))],2,[])) % thank y...

Extracting and sorting data in a column

Works for odd as well as even number of elements: NewMx = max(reshape([Mx(:);... -Inf(mod(numel(Mx),2))],2,[])) % thank y...

15 giorni ago | 0

Answered

Average of matrix element

cumsum(matrix)./(1:numel(matrix)) % where matrix is a column vector

Average of matrix element

cumsum(matrix)./(1:numel(matrix)) % where matrix is a column vector

15 giorni ago | 0

Answered

Row Number Returned During Iterations

Iterator indicates which row satisfied that condition , so why not save it?

Row Number Returned During Iterations

Iterator indicates which row satisfied that condition , so why not save it?

15 giorni ago | 0

| accepted

Answered

how to select particular rows of a column vector repeatedly?

I’m not exactly sure what you mean, perhaps: vector(repmat([3,4,5],1,10)) edit: vector(sort([3:12:360,4:12:360,5:12...

how to select particular rows of a column vector repeatedly?

I’m not exactly sure what you mean, perhaps: vector(repmat([3,4,5],1,10)) edit: vector(sort([3:12:360,4:12:360,5:12...

15 giorni ago | 0

| accepted

Answered

Maximum values of an matrix

Values=sort(A(:),'descend'); Values(2) % 2 - second max value

Maximum values of an matrix

Values=sort(A(:),'descend'); Values(2) % 2 - second max value

16 giorni ago | 1

| accepted

Answered

Plot a vector with different colors on selected data

No loops needed: v = reshape(vector,100,[]); plot(v(:,1:2:end),'r') hold on plot(v(:,2:2:end),'b')

Plot a vector with different colors on selected data

No loops needed: v = reshape(vector,100,[]); plot(v(:,1:2:end),'r') hold on plot(v(:,2:2:end),'b')

16 giorni ago | 1

Answered

How to fill a cell array without using a loop

I'm not sure of any other method but here is one with implicit loop: c = arrayfun(@(x) -x:x, a,'un',0) celldisp(c) Or another...

How to fill a cell array without using a loop

I'm not sure of any other method but here is one with implicit loop: c = arrayfun(@(x) -x:x, a,'un',0) celldisp(c) Or another...

16 giorni ago | 1

| accepted

Answered

How to find in cell structures?

v=cellfun(@(x) any( x == 5 ), yourcell); Wanted = find(v) % Adam was almost right , but a minute tweak

How to find in cell structures?

v=cellfun(@(x) any( x == 5 ), yourcell); Wanted = find(v) % Adam was almost right , but a minute tweak

16 giorni ago | 0

| accepted