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Last seen: 9 mesi fa |  Attivo dal 2020

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Domanda


How do I include errorbar on my F1 score plot
I want to include the errorbar on my F1 score plot. I don't know how to go about it. Here is my code below % Given data p = [3...

oltre un anno fa | 1 risposta | 0

1

risposta

Domanda


Function for visualisation of raw data -Ovarian cancer
I want to a 'plot' function to effectively visualise the ovarian cancer data inbuilt in MATLAB. load ("OvanrianCancer.mat") T...

quasi 2 anni fa | 1 risposta | 0

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risposta

Domanda


Legend showing same symbol for loop plot
My legend is showing the same symbol for different data. My code is as follows for i=1:size(obs,1) x = V(:,1)'*obs(i,:)'; ...

quasi 2 anni fa | 1 risposta | 0

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Domanda


How to compare the complexity of two algirthms in MATLAB
I have to Algortihms for my simulations. Both are working but I need to compare the complexity/effiency of the two algorithm...s...

oltre 2 anni fa | 2 risposte | 0

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risposte

Domanda


2-for loop iteration to output a matrix
I want to use for-loop for my entire code for simulation. Specifically, i want to output results of each iteration with 2 for-...

circa 3 anni fa | 1 risposta | 0

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Risposto
if-else statement for 4 comparison
Thank you @Cris LaPierre @DGM @David Hill for your help. I have been able to navigate it A= [0;1;0;1;1;0;1;0;0;1]; B= [0;1;1;0...

circa 3 anni fa | 0

| accettato

Domanda


if-else statement for 4 comparison
I want to use if-else & for-loop to make comparison where outputs can be one of four options- TP,TN,FP,FN Supposed I have two r...

circa 3 anni fa | 4 risposte | 0

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Domanda


For loop to create a matrix array
I have a data X say X= 1:100 (integer 1 to 100) I want to write a for loop that will create matrix of w=10x5 (10rows, 5 colum...

circa 3 anni fa | 2 risposte | 0

2

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Domanda


How do I normalise a Matrix that is close to Singular or badly scale
I have an extracted features to be used for HMM training. However, I am having an error Warning: Matrix is close to singular o...

circa 3 anni fa | 1 risposta | 0

1

risposta

Domanda


3D Plot of a Matrix with only Char data type
I have a matrix which with Char data type i.e All data are in text format. My goal is to make an x-y-z plot that will rep thes...

oltre 3 anni fa | 1 risposta | 0

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risposta

Domanda


How do a cell2mat conversion for a non-uniform cell to a matrix
I have a 1 x 10 cell with Non-uniform data in each cell array. How do a cell2mat conversion without losing any of the element. ...

oltre 3 anni fa | 2 risposte | 0

2

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Domanda


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...

oltre 3 anni fa | 1 risposta | 0

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risposta

Domanda


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...

oltre 3 anni fa | 3 risposte | 0

3

risposte

Domanda


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...

oltre 3 anni fa | 1 risposta | 0

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Risposto
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...

oltre 3 anni fa | 0

Domanda


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

oltre 3 anni fa | 1 risposta | 0

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Risolto


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,...

circa 4 anni fa

Risolto


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...

circa 4 anni fa

Risolto


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]; ...

circa 4 anni fa

Domanda


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...

circa 4 anni fa | 2 risposte | 0

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Risolto


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...

circa 4 anni fa

Risolto


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]

circa 4 anni fa

Risolto


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

circa 4 anni fa

Risolto


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.

circa 4 anni fa

Risolto


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 ...

circa 4 anni fa

Risolto


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

circa 4 anni fa

Risolto


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...

circa 4 anni fa

Domanda


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...

circa 4 anni fa | 1 risposta | 0

1

risposta

Risolto


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...

circa 4 anni fa

Risolto


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...

circa 4 anni fa

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