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Question
How to use gamultiobj for binary decision variables for features selection?
I want to use nsga2 for feature selection, where 1 represent feature is selcted while 0 represent that feature is not selected. ...
5 maanden ago | 1 answer | 0
1
answerQuestion
One class classification using fitcsvm
Classifier<- svm(PhaseI_Data,type='one-classification',kernel = "radial", nu= nu,gamma= gamma, scale = F) A...
5 maanden ago | 1 answer | 0
1
answerQuestion
LASSO for variable selection
Dear MATLAB Learners, I am working on variable selection for process monitoring. I have only number of process response variab...
meer dan een jaar ago | 1 answer | 0
1
answerQuestion
Need help with the coding of Attached research Paper
Can someone help me with the simulation of attached research paper? This uses lasso for variable selection and then establish a...
meer dan een jaar ago | 0 answers | 0
0
answersQuestion
Different number of support vectors & decision values in R (using svm from "e1071") and matlab (fitcsvm) for one class classification
I am trying to run svm both on R and matlab. R code: data= df[, 1:2] head(data) sum(is.na(data)) data_bislery= as.numeric...
meer dan een jaar ago | 1 answer | 0
1
answerQuestion
Which output represent distance from hyperplane in fitcsvm while training data?
While training data on fitcsvm, which output represent distance from the hyoerplane. Please explain. x= rand([100,2]) y= ones...
meer dan een jaar ago | 1 answer | 0
1
answerQuestion
How to detect the probability of a shift in mean value when number of variables increases?
Probability of a shift in mean value of a multivariate normal vector decreases as the number of variables increaes in case of Ho...
meer dan 2 jaar ago | 2 answers | 0
2
answersQuestion
Andrews plot function for multivariate control chart limits UCL and LCL
I am working on Andrews plot for quality control chart. So I need to define UCL and LCL for that. I have attached the images of ...
meer dan 2 jaar ago | 2 answers | 0
2
answersSolved
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...
meer dan 2 jaar ago
Solved
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...
meer dan 2 jaar ago
Solved
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...
meer dan 2 jaar ago
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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....
meer dan 2 jaar ago
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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...
meer dan 2 jaar ago
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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,...
meer dan 2 jaar 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...
meer dan 2 jaar 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 = ...
meer dan 2 jaar 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]
meer dan 2 jaar ago
Solved
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...
meer dan 2 jaar 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 displayed ...
meer dan 2 jaar 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 3 3 3 4...
meer dan 2 jaar ago
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...
meer dan 2 jaar 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.
meer dan 2 jaar ago
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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the second...
meer dan 2 jaar ago
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Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...
meer dan 2 jaar ago
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Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...
meer dan 2 jaar ago
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Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...
meer dan 2 jaar ago
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Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...
meer dan 2 jaar ago
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Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000
meer dan 2 jaar ago
