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how binary floating point to real decimal number representation ?
You can't use dec2bin( ) reliably for this conversion in all versions of MATLAB because it is limited by flintmax (see note at b...

6 years ago | 0

Answered
Binary floating point Representation in Matlab
Did you try it? >> A=[ 0.1900 -0.0300 -0.1300 0 0.1500 -0.0700 0.0500 0.1600 -0.2500 -0.1900]; >> dec2bin(typecast(A,'uint...

6 years ago | 0

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Answered
Find sum of elements in a cell along the columns
Is this what you are trying to do? (using the curly braces) y = sum([A{2,:,1}])

6 years ago | 0

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Answered
Can somebody explain me this answer?
You are using linear indexing into "a". This matrix: >> 3*ones(2) ans = 3 3 3 3 When used as indexing, i...

6 years ago | 1

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Using 3D array to subtract row Q from row P
It is unclear what you really want. If you want the Euclidean distance squared between rows, e.g., rows 1 and 3, then just d =...

6 years ago | 0

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How to change radians into degrees?
Why are you using sym to find the angle? Just use atand( ) directly with the appropriate input. That seems to be the intent of...

6 years ago | 0

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I assign A = B; but I could not use A and B interchangeably
You are changing I_fted inside the loop. If you subsequently use it in another calculation within the loop, it would not be surp...

6 years ago | 1

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Answered
matrix dimension reshape error
To solve your sizing issues, type the following into MATLAB: dbstop if error Then run your code. When the error occurs, your c...

6 years ago | 0

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Is it possible to 'clear all' variables except one?
Another method is the FEX keep utility: https://www.mathworks.com/matlabcentral/fileexchange/181-keep

6 years ago | 0

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MKL 2018 supposedly supports integer matrix multiplication. Can this feature be added to Matlab?
The main problem with matrix multiplication on integer types (int32, etc.) in MATLAB is that the operation result is ambiguous i...

6 years ago | 0

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Convert 0×1 empty double column vector to zero
Is this construct all you need? if( isempty(x) ) x = 0; end

6 years ago | 2

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Answered
How to use randperm with minimum spacing between random numbers
Maybe something like this will suffice for your needs? p = b * randperm(floor(n/b),k) If n/b isn't an integer value, then ther...

6 years ago | 1

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How do you append to a matrix within a for loop when the matrices are unequal in size?
Maybe you could use a cell array. E.g., : D1 = cell(1,N); for a=1:N : D1{a} = C; end Then the first matrix...

6 years ago | 1

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Answered
What is the best way to save to .csv without losing precision and with column headers?
Why are you using fprintf in a loop? Can't you do it all in one call? E.g., this for i = 1:length(x) fprintf(fid,'%f , %...

6 years ago | 0

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Error: Too many output arguments.
Your function isn't coded to return anything. Try this: function timber_length = GET_NEAREST_LENGTH(length) Btw, "length" is t...

6 years ago | 0

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write a function to translate a 3d object
You didn't write your function to return an output. Try this: function S = shift(S,dist,axis)

6 years ago | 1

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Answered
dlmread adds low precision digits
Any function (dlmread, fscanf, etc) in any language (MATLAB, C, etc.) reading text numbers into floating point will have this is...

6 years ago | 1

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function f(x)=xe^x
Take a look at this loop from your code: for j=1:length(x) y = (1/N)*(a+((j-1)*h)); % <-- This replaces y at each step ... it ...

6 years ago | 1

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Extending an order in a vector
One way: >> result = cell2mat(arrayfun(@(y)x*y-x+1:x*y,y,'uni',false)) result = 1 2 3 7 8 9 13 ...

6 years ago | 1

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Answered
How to Run filename.mexw64 in command prompt
Assuming you are on a WIN64 system, call it just like any other function. E.g., my_result = filename(my_arguments); The filena...

6 years ago | 0

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Pass pointer to scalar variable in mex function
"... The only way I've gotten around this before is by making the scalar variable into a vector and just using the first element...

6 years ago | 0

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2D summation loop
Take the denominator for instance. Literally written out, this would be denominator = 0; for k=1:K denominator = denomin...

6 years ago | 0

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Get a matrix by interaction
Maybe use cell arrays. E.g., BCG{gen} = horzcat (dx1, dy1, dx2, dy2, dx3, dy3, SLL); Then everywhere downstream in your code, ...

6 years ago | 0

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Implicit expansion with empty arrays
In the 1st case, you are expanding a dimension of 1 (the 3rd dimension of the first operand) to 0, so it is scalar expansion. I...

6 years ago | 0

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how to add all 2d matrices in a 4D matrix???
sum(sum(your_matrix,4),3) or sum(reshape(your_matrix,10,50,[]),3)

6 years ago | 0

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Save values in each iteration
The loops aren't needed. E.g., Ccl = 21; % Number of column elements gene = 5; % Number of times the column is generated min...

6 years ago | 0

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How to find the angle between two quaternions?
For example purposes I am using the coordinate frames as ECI and BODY Q1 = quaternion from ECI->BODY1 Q2 = quaternion from ECI...

6 years ago | 2

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for loop, conditional operator
You are creating the variable filling_degree_regionI_new inside a condition if statement. If the condition is never met, the va...

6 years ago | 0

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Answered
Get next or prior single precision value MATLAB function ?
The designers of IEEE floating point were brilliant. The next largest value (in magnitude) is always obtained by just adding 1 t...

6 years ago | 0

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Arrays from c to matlab.
v is pointer-to-double, *v is double. Everywhere inside generation() that you use v it needs to be *v instead.

6 years ago | 0