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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to find the logical indices o...
3 months ago
Solved
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
3 months ago
Question
Is it possible to make this tiny loop faster?
It seems that it might be possible to make this loop faster. Does anyone have any thoughts? I have to call a loop like this mi...
5 months ago | 2 answers | 0
2
answersSolved
Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.
7 months ago
Solved
Get the length of a given vector
Given a vector x, the output y should equal the length of x.
7 months 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...
7 months ago
Question
Generate Code for transforming structure array to cell array
I have a structure array that I want to convert to a cell array. I can do this in MATLAB, but this function is part of a larger...
8 months ago | 0 answers | 0
0
answersQuestion
Make for loop more efficient
I have a function with the following for-loop that seems to be pretty efficient. However, I'm wondering if this is the most eff...
8 months ago | 0 answers | 0
0
answersSolved
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...
8 months 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...
8 months ago
Solved
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...
8 months ago
Solved
Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.
8 months 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 ...
8 months ago
Question
Fast reorganization of cell arrays
I have two cell arrays which store row indices to other arrays for processing. TB is a column cell array that stores the indice...
8 months ago | 1 answer | 0
1
answerQuestion
Eliminate for-loop in recursive computation?
I'm trying to speed up a recursive calculation that is currently using a for-loop. A minimum working example is below. There a...
9 months ago | 1 answer | 0
1
answerSolved
Project Euler: Problem 2, Sum of even Fibonacci
Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 te...
9 months ago
Solved
Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...
9 months ago
Question
How can I more fully vectorize to eliminate for loops?
I have three vectors that must be comined to form a forth vector as where . I want to completely vectorize this computation to...
3 years ago | 1 answer | 0
1
answerQuestion
How do I include my simulink model in a live script
I have created a live script that calls a simulink model. The live script calls the simulink model just fine and it runs well, ...
8 years ago | 1 answer | 2
