Community Profile

# Cutie

Last seen: 5 dagar ago Active since 2020

All

#### Content Feed

View by

Question

Neglecting difference between two values if it is very small so that value1= value2
I am working on a dataset. After some eigendecompostion process. I realise the difference between my values are as small as 1.8...

### 1

Question

How can i reshape a matrix to my preferred dimension and discard the excess element
I have a signal whose size is 48640 but I want to reshape it using window size 512,1024,..etc but the [signal,Fs] = audiorea...

### 3

Question

Ploting a spectrogrma view from sample points in an audio signal
I extracted some samples from an audio signal. I am to plot and have the output in a spectrogram format without using the spect...

### 0

How does `svd(A*A')` reduce the computational cost?
SVD reduces computational costs because it provides a numerically stable matrix decomposition. You may refer to https://www.yout...

Question

How do I FFT a portion of an audio signal using window size 8000.
I want to carryout FFT on an audio signal using 8000 window size. The default sampling frequency of my signal is 96000Hz

### 1

Solved

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,...

Solved

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...

Solved

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]; ...

Question

How do I remove any Column in a matrix
Please what is wrong with this function. I want it to remove 'n' column form the matrix A function B = column_removal(A,n) A...

### 2

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...

Solved

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]

Solved

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

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.

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 ...

Solved

Given a and b, return the sum a+b in c.

Solved

Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

Question

Outputing a correspond element of another variable
I want my final output to be the element A that is equivalent to B(max) A = ["Bayo" "Tun" "s"] B = [21, 45, 11] example...

### 1

Solved

Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

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...