Answered

Why does the array only work once?

Hi, You have overlooked a few dot operations. Here is the corrected part of your code: %Finding angle Phi of force P ...

Why does the array only work once?

Hi, You have overlooked a few dot operations. Here is the corrected part of your code: %Finding angle Phi of force P ...

2 months ago | 1

Answered

Variable indexing for loop when vector is negative (Array indices must be positive integers or logical values)

Hi, Vectorization is the most efficient way, e.g.: a = 12*x.^5; Or if you need to do via a loop, then for ii=1:numel(x) ...

Variable indexing for loop when vector is negative (Array indices must be positive integers or logical values)

Hi, Vectorization is the most efficient way, e.g.: a = 12*x.^5; Or if you need to do via a loop, then for ii=1:numel(x) ...

2 months ago | 0

Answered

How to check if a column data is equal to any of a group of values?

Altenrative (more efficient one) solution can be this one: S = sum(sum(ismember(A,B)))

How to check if a column data is equal to any of a group of values?

Altenrative (more efficient one) solution can be this one: S = sum(sum(ismember(A,B)))

2 months ago | 0

Answered

How to check if a column data is equal to any of a group of values?

You can use a loop for instance if you have many Bs, e.g.: for ii = 1:numel(B) Ind = A==B(ii); S(ii) = sum(Ind(:)); ...

How to check if a column data is equal to any of a group of values?

You can use a loop for instance if you have many Bs, e.g.: for ii = 1:numel(B) Ind = A==B(ii); S(ii) = sum(Ind(:)); ...

2 months ago | 0

Answered

Taylor Series for e^x with while loop

x = 1.5; SUM = 0; ANS = exp(x); Err = ANS-SUM; Err_Margin = 1e-9; ii=0; while Err > Err_margin ii=ii+1; ...

Taylor Series for e^x with while loop

x = 1.5; SUM = 0; ANS = exp(x); Err = ANS-SUM; Err_Margin = 1e-9; ii=0; while Err > Err_margin ii=ii+1; ...

2 months ago | 0

Answered

electromechanical relays and real time simulation

With your exercise, it is quite easy to employ Simulink/Simscape toolbox. See simulink dashboard tutorial: https://www.mathworks...

electromechanical relays and real time simulation

With your exercise, it is quite easy to employ Simulink/Simscape toolbox. See simulink dashboard tutorial: https://www.mathworks...

2 months ago | 0

Answered

I have a function to find the standard deviation of a matrix of scores, I now need to use that same standard deviation equation using the mean of said scores and get a scalar in return.

To get mean and median values of the whole class (e.g. Score of size 25-by-10) in one subject (e.g.: assignment # 1) should be c...

I have a function to find the standard deviation of a matrix of scores, I now need to use that same standard deviation equation using the mean of said scores and get a scalar in return.

To get mean and median values of the whole class (e.g. Score of size 25-by-10) in one subject (e.g.: assignment # 1) should be c...

2 months ago | 0

| accepted

Answered

Excite Single Input of a MIMO System

Use switch block either manual or combinatorial switch block: https://www.mathworks.com/help/simulink/slref/manualswitch.html...

Excite Single Input of a MIMO System

Use switch block either manual or combinatorial switch block: https://www.mathworks.com/help/simulink/slref/manualswitch.html...

2 months ago | 0

Answered

Save Figure as JPEG or PNG from Vector Scope

Use: saveas() See: https://www.mathworks.com/help/matlab/ref/saveas.html

Save Figure as JPEG or PNG from Vector Scope

Use: saveas() See: https://www.mathworks.com/help/matlab/ref/saveas.html

2 months ago | 0

Answered

How to check if a column data is equal to any of a group of values?

Hi, Ind = sum(Ind1) + (Ind2);

How to check if a column data is equal to any of a group of values?

Hi, Ind = sum(Ind1) + (Ind2);

2 months ago | 0

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Split a string into chunks of specified length

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2 months ago

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Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

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