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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,...

10 months ago

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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...

10 months ago

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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 = ...

10 months ago

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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]; ...

10 months ago

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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]

10 months ago

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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. <<http://upload....

10 months ago

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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...

10 months ago

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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...

10 months ago

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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...

10 months ago

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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 other numbers. Otherwise return false. E...

10 months ago

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Return area of square
Side of square=input=a Area=output=b

10 months ago

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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.

10 months ago

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Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

10 months ago

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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

10 months ago

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Create a vector
Create a vector from 0 to n by intervals of 2.

10 months ago

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Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

10 months ago

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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

10 months ago

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Find max
Find the maximum value of a given vector or matrix.

10 months ago

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Get the length of a given vector
Given a vector x, the output y should equal the length of x.

10 months ago

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Inner product of two vectors
Find the inner product of two vectors.

10 months ago

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

10 months ago

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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...

10 months ago

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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 ...

10 months ago

Answered
Find corresponding values for unique values in a matrix
m= accumarray(A(:),B(:)); d=find(m); C=[d m(d)]

10 months ago | 1

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Answered
dataset - add a new row and fill in data in a loop
"The dataset data type is not recommended. To work with heterogeneous data, use the MATLABĀ® table data type instead" data=readt...

10 months ago | 1

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Answered
Error using tabular/addvars (line 174) Variables must have the same number of rows as the table they are being added to.
for i = 1:numel(B) B{i}.Properties.VariableNames = upper(B{i}.Properties.VariableNames);%change all variable names end ne...

10 months ago | 1

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Answered
How do I set up a function to split up a randomly generated vector into an "if,else" statements to resize it in equal portions of 1, 2, or 3 rows
clc array = [1 2 3 4 5 6 7 8 9 10 11 12];%1:12 do the same s=1:numel(array); fac = s(rem(numel(array),s)==0); allpos=arrayfu...

10 months ago | 1

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Answered
How does a matrix sort based on another matrix?
Solution: C=zeros(size(B)); C(sub2ind(size(B),repmat((1:size(B,1))',1,size(B,2)),A))=B

10 months ago | 1

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Answered
Converting all arrays inside a cell to tables
newC is 40x32, each cell is a table 336x1 : newC = cellfun(@(x) table(x(:)), C, 'uniformoutput', false)

10 months ago | 0

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Answered
How to replace a range of pixel values with another range of pixel values within my image?
yourimage(34,70:80,:)=yourimage(34,60:70,:)

10 months ago | 0

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