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How to divide a line into several parts and obtain the coordinates?
This roughly what you're looking for? for i= 1:number_of_iterations B(i) = Bi + i*l; end

oltre 11 anni fa | 0

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Why cell arrays and structure consume extra memory?
The memory for a structure needs to contain: The size of the structure. The names of the fields. Something that says "He...

oltre 11 anni fa | 3

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'Decimal Fixed Point Scaling' To 'Binary Fixed Point Scaling' Conversion
floating = 10.72; % this is a floating point value (32 or 64 bit value) scaled = floating * 10; %floating point value (32 or ...

oltre 11 anni fa | 0

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How to do noise analysis of input signal?
You should figure out "what flicker noise means" - I would take (temporal) noise to be the RMS variation from the expected value...

oltre 11 anni fa | 0

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Renaming Imported Variable with Initally Unknown Name
eval or setfield can do something for you I think You would do better to change your code that reads the files to not name th...

oltre 11 anni fa | 0

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Why the trigonometry results are different
That's likely just the effect of small numerical errors. After all, according to matlab, 1E300 + 1 - 1E300 = 0, and 1...

oltre 11 anni fa | 0

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why we will get voltage spike across inductors
Inductors get voltage spikes across them when a voltage is suddenly applied to it. Its what they do. The voltage on an induc...

oltre 11 anni fa | 0

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Quad error, simple function,
I guess that you've missed off declaring a few operations as elementwise operations, and it's getting out a square matrix instea...

oltre 11 anni fa | 0

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variables into a data structure
OriginalData.Name = Name; OriginalData.Em = Em; OriginalData.Ex = Ex; etc. etc.

oltre 11 anni fa | 0

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Polynomial fitting with multiple variables and unequal matrix length
It kinda depeneds how those variables interact. A "simple" method is to use the polyfit function to get a suitable relations...

oltre 11 anni fa | 1

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Is there a a function/code which can make the darker bits darker and the lighter bits lighter?
Yup. Calculate the difference from the image's mid level (128 probably, but this depends on how you're dealing with the image...

oltre 11 anni fa | 0

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Storing results from a for-loop in a vector of zeros
Indexing in matlab is done from a base of _one_. So, A(3479) = 1; will change the 3479th element of A to 1. You ne...

oltre 11 anni fa | 0

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gca function in matlab
gca returns the handle to the current axis. - it generates one if there is no current axis.

oltre 11 anni fa | 1

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How to Check dimension mismatch of an element?
numel(q) < 3

oltre 11 anni fa | 0

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Trouble plotting multiple graphs
Theres something wrong with your sums. By hand, calculate D, for A = 0.1 and M = 0 & 100. You ought to see that D is negative...

oltre 11 anni fa | 0

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I have a data of binary format. i.e the data is stored in .dat file format. How to open these files in MatLab and then ve to find the pentad average of these data.
What you need to do is open the dat file, read out the data, then process that data. fid = fopen(filename,'r'); % open th...

oltre 11 anni fa | 0

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How can a save to a NEW excel file
xlswrite will generate new files if the filename you give it doesn't already exist. delete(filename) will delete an existing ...

oltre 11 anni fa | 0

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exporting listbox to excel while adding spaces in between variable names
Its playing with cell arrays: Variable_Name = {'One','Two','Many'}; chosen_variable_names = Variable_Name(index); Output...

oltre 11 anni fa | 0

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index must be a positive integer or logical.
The issue is that, on the second time through the loop, i = 1.01, you need to make i into an integer. I suggest having, ...

oltre 11 anni fa | 0

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How to feed a function's output later on?
I reckon this will do it: function z = f(x,y) persistent old_x old_y old_z if isempty(old_x) old_x = x; old_...

oltre 11 anni fa | 0

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Compare two matrices in Matlab
answer = matrix2(matrix1 == number_of_interest)

oltre 11 anni fa | 0

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Converting a matrix of points to a list of x & y coordinates
Index_of_As = find( matrix ); [down along] = ind2sub(size(matrix),Index_of_As);

oltre 11 anni fa | 0

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find duplicate values, sort them and get their indices
This might be what you're looking for: Amplitude(Position == 15 & Ray == 1) Ot maybe: RayNumbers = Ray(Position == 15...

oltre 11 anni fa | 1

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help with error in coding
Change D{1,m}(n,:) = B; To: D{1,m}{n} = B;

oltre 11 anni fa | 0

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How to simplify a code to remove a for loop and make it faster?
One of these ought to do it: B = C' * D; or B = C' * D'; You might need to transpose B to get what you want.......

oltre 11 anni fa | 0

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logical operators in if statement
Your loop's final execution (barring errors) will have x = length(list) list(x+2) is liable to throw an error when x + 2 is g...

oltre 11 anni fa | 0

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How to bring data from variables(workspace tab) into gui?
I can think of four ways to skin this cat: 1. Declare the variables as global in all workspaces you want access to them. (I'...

oltre 11 anni fa | 0

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Interesting confusion in matlab - Number format
Double format numbers are only accurate to about 15 significant figures. When you do sums, you can get errors at the 15th signif...

oltre 11 anni fa | 0

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xlsread merge & center and highlight in red
Ok, theres three things you have to do: 1. Determine the visual basic code that excel uses to achieve that. Record a macro ...

oltre 11 anni fa | 0

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How can I delete repeated elements? (not unique!)
output = [input(1) input(find(diff(input))+1)]

oltre 11 anni fa | 0

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