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Konstantinos


Last seen: 2 months ago |  Active since 2023

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Backtracking Line Search Fails to Converge in Barrier SVM Implementation
The error is in the calculation of the gradient function. The denominator should have been: denominator = 1 - (( w' * X_augm )...

2 months ago | 0

| accepted

Question


Backtracking Line Search Fails to Converge in Barrier SVM Implementation
Hi MATLAB community, I am working on an implementation of the barrier method for an SVM optimization problem. My code uses a ba...

2 months ago | 1 answer | 0

1

answer

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

2 months ago

Answered
Netwon algorithm with backtracking is failing
For completeness, here is a solution without the use of symbolic matrixes. clearvars; clc; close all; % Problem parameters ...

2 months ago | 0

Question


Netwon algorithm with backtracking is failing
Hello everyone, I am implementing the Newton method with backtracking line search, but I am encountering a problem with the dim...

3 months ago | 2 answers | 0

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answers

Answered
How to assign new variables?
The error you're encountering, "Arrays have incompatible sizes for this operation," suggests that the comparison operation == be...

10 months ago | 0

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Question


Latex, sprintf and variable that changes
Hello everyone, In the following MATLAB code snippet: title(sprintf('\\textbf{Product of $\\phi$ with %0.2f delayed $\\phi(t-\...

10 months ago | 1 answer | 0

1

answer

Question


unexpected discontinuity in graphic
Hello everyone, I am writing a program to compare two Chebyshev Type 1 filters of different orders. On the 16th order of the ...

1 year ago | 2 answers | 0

2

answers

Question


strange behavior of plot and freqz
Hello, Does anyone knows why the freqz and the plot function display diffrent things?Shouldnt be the same? For example in th...

1 year ago | 1 answer | 0

1

answer

Question


Change intensity of zplane figure
Hello everyone, I was trying to change the line-width of the zplane figure in order to make it more visible.I tried the set com...

1 year ago | 1 answer | 0

1

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Question


The following error was reported evaluating the function in FunctionLine update: Unable to convert expression containing remaining symbolic function calls into double array
Hello, I am trying to plot a signal using the fourier function.I dont know how to solve it or if i do something wrong.This is m...

1 year ago | 1 answer | 0

1

answer