Community Profile lauuser1

Active since 2016

Student learning MATLAB.

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Adding coordinate values (x,y) to a matrix depending on another matrix
There is one matrix that is a 10 x 10 that is initially all zeros. matrix = zeros(10,10) This matrix will eventually re...

5 years ago | 1 answer | 0

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Using "rand" to randomize percent probability between two numbers
How would you write a code to do these probabilities? These probabilities are all related, so for example it would mean *one* he...

6 years ago | 1 answer | 1

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Index exceeds matrix dimension in a for loop?
function[pos_N] = func(v_0, windspeed) pos_N(1,1) = 0; %initial distance pos_N(1,2) = 500; %initial elevation %loop...

6 years ago | 1 answer | 0

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Sum of vector involving relational operations
When given something such as x=[0:.5:10]' why does sum(x>8 & x<=4) = 0

6 years ago | 1 answer | 0

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Assigning a value to a certain index according to whether it matches the conditions of an if statement
This may be a mouthful but I'll do my best to go into depth of what I'm trying to solve. I have function [m] = game(n) ...

6 years ago | 1 answer | 0

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How to use randperm to create a vector with multiples of the same number?
Let's say I want to create a shuffled 1x26 vector with the values 2-11 but the value 10 comes up 4 times. So the vector might lo...

6 years ago | 1 answer | 0

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When faced with the same value in a vector, what can you do to choose one over the other?
This may be a little hard to explain but I'll try my best. So I have indexed a 3x1 vector(A) and 3x6 matrix(B) so that the l...

6 years ago | 1 answer | 0

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How to select the row of an element in a vector and put it in the same row for a different matrix?
For example, vector A is a 3x1 and has the value 1 in its *_third_* row. I want to then take the sum of the entire vector A and ...

6 years ago | 2 answers | 0

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Using loops to populate a vector
Say I have a 3x2 matrix (A) that ranges from the numbers 1 through 5. The 3 rows equals 3 different sets of numbers. I have to u...

6 years ago | 1 answer | 0

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How to use loop to distribute values from one matrix to another matrix in a certain order?
For example, let's say I have a 3x2 matrix called A and a 3x2 matrix called B. I want the first number in A (1st row, 1st column...

6 years ago | 1 answer | 0

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How do you use randperm on a vector?
I have a vector A = repmat(1:6, [1 4]) and I need to use randperm to randomize it. How would I do that?

6 years ago | 1 answer | 0

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Question

Subfunction equations applied to a main function matrix
So I've made a 5x1 vector in my main function. Let's call this vector V and let's just say the numbers in the vector are 2, 3, 4...

6 years ago | 1 answer | 0

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Question

How to find the value of a variable based on when another variable equals a certain number
So what I'm trying to accomplish is to find the value of X right before Y is greater than D in my function function [Result...

6 years ago | 1 answer | 0