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# Ano

##### Last seen: 6 months ago
66 total contributions since 2016

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Question

Adding RAM would it speed up the computations done by Matlab?
Hello, I would like to know if adding RAM would affect the speed at which the computations are performed by Matlab. worth notin...

1 year ago | 1 answer | 0

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answer

Question

Matrix interpolation in the direction of the third dimension
Hello! I would like to perform matrix (n x n) interpolation in the direction of the third dimension which is frequency (1 x N),...

2 years ago | 1 answer | 1

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answer

Question

Question about STL file
Hello! I have an STL file which contains the facets and vertices. My concern is about the way the facets are saved because I h...

2 years ago | 1 answer | 0

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answer

Question

meshing problems: How to control the triangles size and how to get the edges properly
Hello! I would like to mesh a 3d model into Matlab using data from a STL file, and I am facing two troubles in doing so. 1/ I...

2 years ago | 0 answers | 0

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Answered
how to export the impedance matrix from Feko into Matlab
the process of exporting the impedance matrix from Feko into Matlab will be illustrated. To begin with, the antenna design is bu...

2 years ago | 2

Solved

Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

3 years ago

Solved

Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

3 years ago

Solved

Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

3 years ago

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

3 years ago

Solved

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

3 years ago

Solved

Add two numbers
Given a and b, return the sum a+b in c.

3 years ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

3 years ago

Solved

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

3 years ago

Question

Quadratic interpolation of an N dim array
Hello I would to know how I can perform a quadratic interpolation of an array using matlab ? it is worth mentioning that I am u...

3 years ago | 2 answers | 0

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answers

Solved

Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

3 years ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

3 years ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

3 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

3 years ago

Question

matrix size and storage capability
Hello, I would like to perform some computations using MATLAB, these computations will consist in saving some large matrices at ...

3 years ago | 0 answers | 0

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answers

Question

help on a histogram plot!
Hello! I have a matrix (5x5) which I would like to plot (in 3D) using the hist3, I would like the plot to be a (5x5) grid where...

3 years ago | 1 answer | 0

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answer

Question

plotting issue along the x-axis !
Hello ! I would like to plot two curves in the same figure, to make my issue more clear let consider the following example: ...

3 years ago | 1 answer | 0

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answer

Question

Question about extracting a structure field using eval
hi! I am extracting the fields of a structure using the following code names = fieldnames(BD); for ii = 1: len...

3 years ago | 1 answer | 0

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answer

Question

NaN entries problem !
Hello! I have 2 matrices which I would like to add them (simple addition +) but I get in the resulting matrix some NaN entries ,...

3 years ago | 1 answer | 0

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answer

Question

error using interp1 !!
Hello! I wanted to interpolate the NaN values within a matrix , and it works perfectly but I wanted also to interpolate the Inf...

3 years ago | 1 answer | 0

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answer

Question

controlling the directory of the output file?!
Hello! I have three files, 'originFile' which contains file1 and file2 , I would like to know how can I force Matlab to save th...

3 years ago | 1 answer | 0

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answer

Answered
how to export the impedance matrix from Feko into Matlab
Thank you very much for your answer! I just wanted to tell that the real part is ill conditioned that is why you get negative va...

3 years ago | 0

Question

Question about integration within matlab
I would like to know how far would be my code correct if I used the 'sum' function to compute a double integral or should I use...

3 years ago | 1 answer | 0

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answer

Question

eliminate the nullspace of a matrix
Hello, how can I eliminate the nullspace of a square matrix using Matlab? Thank you!

4 years ago | 1 answer | 0

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answer

Question

issue using the rref function ?!
Hello! I would like to use rref function in order to remove the linearly dependent elements from my matrix , but when using rre...

4 years ago | 0 answers | 0

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Answered
save new field to a structure?!
I have been googling for almost one hour but no result, this is the code that I am using to save the new added field but I lose ...

4 years ago | 0

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