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Question
How to implement a convex optimization problem in MATLAB using CVX
I have the following optimization problem, Where, R is a known matrix and V is a (N+1)*(N+1) size positive definite matrix. ...
presque 3 ans il y a | 1 réponse | 0
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réponseQuestion
Problem with integration using sym in case of "sym is not convertible to double"
The term in integration is having size 1*1, so it is not an array or matrix, still sym is showing problem with double. Can som...
environ 3 ans il y a | 2 réponses | 0
2
réponsesQuestion
Independence of two random variables having datasets
Hi there, I hereby have two random varibles data sets names y1 and y2. I am stuck at the checking of their independence using ma...
environ 3 ans il y a | 1 réponse | 0
1
réponseQuestion
How to find cumulative distribution function from a given data set(vector)
clc clear all rng('default') % For reproducibility y = evrnd(0,3,100,1); [a,s]=cdfplot(y); In this "cdfplot "directly plot...
plus de 3 ans il y a | 1 réponse | 0
1
réponseQuestion
Fmincon failure in optimizing an objective function which includes determinant of a matrix.
Here, fmincon is not working with the below mentioned objective function, and same was working when i was finding the frobenious...
plus de 3 ans il y a | 1 réponse | 0
1
réponseA résolu
Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...
plus de 3 ans il y a
Question
Using fmincon to maximize a complex scalar function
N = 1; h = sqrt(0.5)*(randn(1,N)+1i*randn(1,N)); g = sqrt(0.5)*(randn(N,1)+1i*randn(N,1)); phi0 = zeros(N,1); lb = zeros(N,1...
plus de 3 ans il y a | 2 réponses | 0
2
réponsesQuestion
Find maximum of quadratically constrained quadratic problem using MATLAB
Hey, I am trying to solve for maximized SNR at receiver of a two hop network. First hop channel coefficients are denoted by N*...
plus de 3 ans il y a | 2 réponses | 0
2
réponsesA résolu
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.
plus de 4 ans il y a
A résolu
Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
plus de 4 ans il y a
A résolu
Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...
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A résolu
Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
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A résolu
Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...
plus de 4 ans il y a
A résolu
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...
plus de 4 ans il y a
A résolu
Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....
plus de 4 ans il y a
A résolu
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...
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A résolu
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...
plus de 4 ans il y a
A résolu
Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...
plus de 4 ans il y a
A résolu
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]; ...
plus de 4 ans il y a
A résolu
Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]
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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...
plus de 4 ans il y a
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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...
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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...
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A résolu
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...
plus de 4 ans il y a
A résolu
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...
plus de 4 ans il y a
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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...
plus de 4 ans il y a
A résolu
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.
plus de 4 ans il y a
