Shankul Saini
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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. ...
1 year 前 | 1 个回答 | 0
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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...
1 year 前 | 2 个回答 | 0
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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...
2 years 前 | 1 个回答 | 0
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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...
2 years 前 | 1 个回答 | 0
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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...
2 years 前 | 1 个回答 | 0
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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...
2 years 前
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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...
2 years 前 | 2 个回答 | 0
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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*...
2 years 前 | 2 个回答 | 0
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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 years 前
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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.
3 years 前
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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...
3 years 前
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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
3 years 前
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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...
3 years 前
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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 前
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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 <http://www.mathworks....
3 years 前
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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...
3 years 前
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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,...
3 years 前
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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 前
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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 = ...
3 years 前
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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]; ...
3 years 前
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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]
3 years 前
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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...
3 years 前
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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...
3 years 前
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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...
3 years 前
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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 years 前
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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 前
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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...
3 years 前
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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.
3 years 前