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Answered

Error in unziping files loop

You need to include the path in the filenames otherwise MATKAB does not know where to find those files, e.g.: unzip(fullfile(di...

Error in unziping files loop

You need to include the path in the filenames otherwise MATKAB does not know where to find those files, e.g.: unzip(fullfile(di...

alrededor de 14 horas ago | 0

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Answered

Cell array help with strings

>> x = {'Q';'N';'Q';'New';'Q';'N';'Q'}; >> y = 1+cumsum(strcmpi(x,'new')); >> z = strcmpi(x,'Q') | strcmpi(x,'L'); >> foo = @...

Cell array help with strings

>> x = {'Q';'N';'Q';'New';'Q';'N';'Q'}; >> y = 1+cumsum(strcmpi(x,'new')); >> z = strcmpi(x,'Q') | strcmpi(x,'L'); >> foo = @...

alrededor de 23 horas ago | 1

Answered

Using loop to label multiple outputs

No need for a loop: >> X = [11;22;33;44]; >> fprintf('X%u = %u\n',[1:numel(X);X(:).']); X1 = 11 X2 = 22 X3 = 33 X4 = 44 I...

Using loop to label multiple outputs

No need for a loop: >> X = [11;22;33;44]; >> fprintf('X%u = %u\n',[1:numel(X);X(:).']); X1 = 11 X2 = 22 X3 = 33 X4 = 44 I...

alrededor de 23 horas ago | 0

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Answered

Match strings from 2 tables

Method one: outerjoin (TC rows may be in a different order to TA): >> TC = outerjoin(TA,TB,'MergeKeys',true) TC = Name ...

Match strings from 2 tables

Method one: outerjoin (TC rows may be in a different order to TA): >> TC = outerjoin(TA,TB,'MergeKeys',true) TC = Name ...

1 día ago | 1

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Answered

Error in unziping files and then deleting files in the zip

As its documentation clearly states, unzip's first input argument needs to be the name of a zip file. selpath is not the name o...

Error in unziping files and then deleting files in the zip

As its documentation clearly states, unzip's first input argument needs to be the name of a zip file. selpath is not the name o...

1 día ago | 0

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Answered

How to save multiple files in a 'for' loop

Move the coordinate=[] line inside the first loop: for t = 1:numel(i) coordinate = []; ... the rest of your code end...

How to save multiple files in a 'for' loop

Move the coordinate=[] line inside the first loop: for t = 1:numel(i) coordinate = []; ... the rest of your code end...

1 día ago | 0

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Answered

How to pull a range of values out of an array using a loop

MATLAB is not Java. Using a loop would be entirely the wrong approach in MATLAB. >> idx = tau < 1e8; >> acceptable = tau(idx);...

How to pull a range of values out of an array using a loop

MATLAB is not Java. Using a loop would be entirely the wrong approach in MATLAB. >> idx = tau < 1e8; >> acceptable = tau(idx);...

1 día ago | 0

Answered

How to extract some rows from a matrix and put them in another matrix?

>> idx = ismember(Q,N,'rows'); >> Q(idx,:) = [] Q = 4 3 2 1

How to extract some rows from a matrix and put them in another matrix?

>> idx = ismember(Q,N,'rows'); >> Q(idx,:) = [] Q = 4 3 2 1

2 días ago | 0

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Answered

I have to vectorize the following code. I have tried using vectorization but can't get the output as I require.

Your code is equivalent to this >> BB = num2cell(A(:)); >> BB(index,2) = BB(index); and checking against the output of your c...

I have to vectorize the following code. I have tried using vectorization but can't get the output as I require.

Your code is equivalent to this >> BB = num2cell(A(:)); >> BB(index,2) = BB(index); and checking against the output of your c...

2 días ago | 0

Answered

Trying to find the function of x for 0<=x<=2L

Two changes: you defined x to contain exactly one value, which is not very useful for plotting. you were missing some multipli...

Trying to find the function of x for 0<=x<=2L

Two changes: you defined x to contain exactly one value, which is not very useful for plotting. you were missing some multipli...

2 días ago | 1

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Answered

Accepting multiple inputs in the form of an array

mnv = 1; mxv = 100; vec = []; while numel(vec)~=6 || any(vec<mnv | vec>mxv) || any(mod(vec,1)) str = input('Enter six in...

Accepting multiple inputs in the form of an array

mnv = 1; mxv = 100; vec = []; while numel(vec)~=6 || any(vec<mnv | vec>mxv) || any(mod(vec,1)) str = input('Enter six in...

2 días ago | 0

Answered

Quick conversion of a large (and with mixed data types) cell array into a numerical array

This is likely to be faster than str2double. Use a decimal point rather than a decimal comma for more speed. >> C = {'1170790,8...

Quick conversion of a large (and with mixed data types) cell array into a numerical array

This is likely to be faster than str2double. Use a decimal point rather than a decimal comma for more speed. >> C = {'1170790,8...

2 días ago | 0

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Answered

How can I count the number of 1 after every element of the vector?

>> X = [1,1,1,1,0,0,1,1,0,1,0,1,0,0,1,1] X = 1 1 1 1 0 0 1 1 0 1 0 1 0 0 1 1 >> Z = cumsum([...

How can I count the number of 1 after every element of the vector?

>> X = [1,1,1,1,0,0,1,1,0,1,0,1,0,0,1,1] X = 1 1 1 1 0 0 1 1 0 1 0 1 0 0 1 1 >> Z = cumsum([...

2 días ago | 1

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Answered

Invalid expression in reading the file

function [rR,CL,effi1] = import_cl_effi(general_data,16, 45); % ^^ ^^ Not v...

Invalid expression in reading the file

function [rR,CL,effi1] = import_cl_effi(general_data,16, 45); % ^^ ^^ Not v...

3 días ago | 0

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Submitted

Round to Electronic Component Values

Round numeric array values to the best matching IEC 60063 resistor values (E-Series).

3 días ago | 11 downloads |

Answered

output the ohms symbol

>> fprintf('The resistance for the given color bands is 26000 Ω\n') The resistance for the given color bands is 26000 Ω >> fpr...

output the ohms symbol

>> fprintf('The resistance for the given color bands is 26000 Ω\n') The resistance for the given color bands is 26000 Ω >> fpr...

4 días ago | 0

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Answered

Can we sum lastletter of string?

>> A = '111n22'; >> B = '444m11'; >> C = '777n55'; >> sum(str2double(regexp({A,B,C},'\d$','match','once'))) % single ans = ...

Can we sum lastletter of string?

>> A = '111n22'; >> B = '444m11'; >> C = '777n55'; >> sum(str2double(regexp({A,B,C},'\d$','match','once'))) % single ans = ...

4 días ago | 0

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Answered

How can ı choose a defined valuable when ı use input function

vn = input('please enter the vehicle name ','s'); switch upper(vn) case 'A' val = 0.5; case 'B' val...

How can ı choose a defined valuable when ı use input function

vn = input('please enter the vehicle name ','s'); switch upper(vn) case 'A' val = 0.5; case 'B' val...

4 días ago | 1

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Answered

How can I store an Italic-font text in a file?

"How can I use fprintf to store a string in a file (( with ITALIC font ))?" You can't, because textfiles do NOT contain any for...

How can I store an Italic-font text in a file?

"How can I use fprintf to store a string in a file (( with ITALIC font ))?" You can't, because textfiles do NOT contain any for...

4 días ago | 0

Answered

question on indexing: How to extract rows from a matrix that crossponds to certain values in another vector?

Just call find with its optional 2nd and 3rd input arguments to specify that you only want one result returned: >> n = 3; >> p...

question on indexing: How to extract rows from a matrix that crossponds to certain values in another vector?

Just call find with its optional 2nd and 3rd input arguments to specify that you only want one result returned: >> n = 3; >> p...

4 días ago | 0

Answered

Finding a scalar to make two arrays as equal as possible.

Use mldivide: c = A(:) \ B(:) For example: >> A = rand(2,3); >> B = A*0.23; >> c = A(:) \ B(:) c = 0.23000

Finding a scalar to make two arrays as equal as possible.

Use mldivide: c = A(:) \ B(:) For example: >> A = rand(2,3); >> B = A*0.23; >> c = A(:) \ B(:) c = 0.23000

4 días ago | 1

Answered

Matlab is skipping over my while loop.

"Matlab is skipping over my while loop and I do not know why." Because you told it to. Lets have a look at what values V and n...

Matlab is skipping over my while loop.

"Matlab is skipping over my while loop and I do not know why." Because you told it to. Lets have a look at what values V and n...

5 días ago | 0

Answered

How to find the position of a row in an array

>> [~,Y] = ismember(S,R,'rows') Y = 3

How to find the position of a row in an array

>> [~,Y] = ismember(S,R,'rows') Y = 3

5 días ago | 0

Answered

Transform char variable to matrix

Efficient solution: >> C = {'002,005';'002,003';'002,005'}; >> sscanf(sprintf('%s;',C{:}),'%f,%f;',[2,Inf]).' ans = 2 5...

Transform char variable to matrix

Efficient solution: >> C = {'002,005';'002,003';'002,005'}; >> sscanf(sprintf('%s;',C{:}),'%f,%f;',[2,Inf]).' ans = 2 5...

5 días ago | 1

Answered

How to vectorize max / min number in row

>> max(A,[],2) ans = 2.0000 2.3333 2.6667 3.0000 3.5556 4.4444 5.3333 6.2222 7.1111 8.0...

How to vectorize max / min number in row

>> max(A,[],2) ans = 2.0000 2.3333 2.6667 3.0000 3.5556 4.4444 5.3333 6.2222 7.1111 8.0...

5 días ago | 1

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Answered

Storing string of a loop

Your code has multiple bugs, in particular wrong indexing into the cell array, missing format specifier in the |sprintf| format ...

Storing string of a loop

Your code has multiple bugs, in particular wrong indexing into the cell array, missing format specifier in the |sprintf| format ...

5 días ago | 1

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Answered

Sorting 256*2 cell

Although the question is not very clear, I suspect that you might like to download and try my FEX submission natsortrows, which ...

Sorting 256*2 cell

Although the question is not very clear, I suspect that you might like to download and try my FEX submission natsortrows, which ...

5 días ago | 0

| accepted

Answered

Combination of 2 columns

[Am,Bm] = ndgrid(A,B); M = [Am(:),Bm(:)]

Combination of 2 columns

[Am,Bm] = ndgrid(A,B); M = [Am(:),Bm(:)]

5 días ago | 0

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Answered

Write a program that calculates the length of hypotenuse c for all (!) combinations of legs a and b and do so using a for loop!

The easiest way to get all combinations is to use two loops: a = [3;5;1;3;2]; b = [1;3;2;7;2]; for ii = 1:numel(a) for j...

Write a program that calculates the length of hypotenuse c for all (!) combinations of legs a and b and do so using a for loop!

The easiest way to get all combinations is to use two loops: a = [3;5;1;3;2]; b = [1;3;2;7;2]; for ii = 1:numel(a) for j...

5 días ago | 0

Answered

How can I get the full value of a variable with decimal point

"the actual answer is 0.0205 But my result is displayed as 0 For 0.5 it is displayed as 1" Those are the values, they are NOT j...

How can I get the full value of a variable with decimal point

"the actual answer is 0.0205 But my result is displayed as 0 For 0.5 it is displayed as 1" Those are the values, they are NOT j...

6 días ago | 2

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