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Abhinav


IIITD&M Kanchhepuram

Last seen: plus de 3 ans il y a |  Actif depuis 2014

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Question


Load custom test and training data to 'HyperparameterOptimizationOptions' in SVM regression.
Hi! I want the 'HyperparameterOptimizationOptions' in SVM regression to optimize my regression problem using the test and train...

plus de 4 ans il y a | 1 réponse | 0

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Question


How to find values of 'a' and 'b' satisfying following eqaulity?
Following is an equation with two unknows 'a' and 'b'. (20*(2627.82-a)^2+2*267.25*(2627.82-a)*(-37.15-b)+4677.69*(-37.15-b)^2...

plus de 6 ans il y a | 1 réponse | 0

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Réponse apportée
I'm unable to access data using xlsread
You need to use the exact name of sheet. This is case sensitive. For e.g. if sheet name in excel workbook is Sheet1, then in fun...

plus de 6 ans il y a | 0

Question


How to remove the row of matrix which contains same value in specific columns?
I have a dataset (just a subset of a larger dataset, attached excel file). In the dataset, I want to remove the rows which have ...

plus de 6 ans il y a | 1 réponse | 0

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Question


How to pass additional inputs to function in 'fminbnd'?
I have a function to optimize with respect to 'lambda': function v = minfunction(lambda) data = xlsread('data.xl...

plus de 6 ans il y a | 1 réponse | 0

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Question


How to plot two variables on same graph in matlab with mean and extreme values?
I have to plot two variables in the same plot with mean extreme values. The variables and values are below: x = [0.8354 1.6...

plus de 6 ans il y a | 1 réponse | 0

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Question


How to stop a program if average change in function value in last 10 iterations is less than 0.001
How can I program to stop execution of my code when average change in value of function let us say 'f' is less than 0.001 in las...

environ 7 ans il y a | 1 réponse | 0

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Question


How to find intermediate points and plot following problem in MATLAB?
I have three variables x, y and z. Each variable value can be between [0 0.5]. I want to generate 20 equidistant points for each...

plus de 7 ans il y a | 1 réponse | 0

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Question


How to access zero index in the following code?
I need to calculate value of tol for i=1:20 tol=abs(hvq(i))-abs(hvq(i-1)) Now in the first iteration as it is giving m...

plus de 7 ans il y a | 2 réponses | 0

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Question


How to plot inequalities in three dimesnions?
I have set of following inequalities {(x,y,z): x+2*y<=1, x-z<=2} How to plot them in MATLAB? x,y and z are vectors.

environ 8 ans il y a | 1 réponse | 0

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Question


How to handle this loop?
I have a loop in my code as below for i=1:n-1 k=1:sz1; temp=rand(1,sz1) if temp(1,:)<=0.6 QAKAN1(i,k)=...

plus de 9 ans il y a | 1 réponse | 0

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Question


Help with this code.
for i = 1:5 b1(i,:)= round(((1860-0)*(rand(1)))+0) end b1 for i = 1:5...

plus de 9 ans il y a | 1 réponse | 0

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Question


Algorithm for equality condition.
b5=zeros(5,1) b6=zeros(5,1) b1=[ 1417.1; 1299; 236.19; 501.9; 708.57] %% while (~(...

plus de 9 ans il y a | 1 réponse | 0

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Question


Regarding random generation of elements in a matrix.
I have a code like this randi([0 1],1,10) I want it to generate random 0 and 1. But I want that it should generate at max...

plus de 9 ans il y a | 2 réponses | 0

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Question


Regarding matrix operation in MATLAB
for i=1:5 s(i,:)=randi([0 1],1,5); xl=0; xu=1860; l=5; si=bi2de(s); b=(xl+((xu-xl)/((2^l)-1)))*si; end ...

plus de 9 ans il y a | 1 réponse | 0

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Question


How to find normal distribution of the number?
I have a normal distribution like this Normal(6,3) where 6 is mean and 3 is standard deviation. How to generate numbers from thi...

plus de 9 ans il y a | 1 réponse | 0

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Question


How to find the iteration number which gave me specific result?
Say I am generating an array in matlab using for loop. In that array I have to find which value is minimum, so I used min functi...

plus de 9 ans il y a | 1 réponse | 0

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Question


I have a matix like this. I don't want the exponential form. I just want the normal form. For eg 1875.5, 1747.5 etc not 1.7475e+03. Please give me some hint.
1.0e+03 * 1.084500000000000 1.687400000000000 1.660100000000000 0.232000000000000 1.346400000000000 1.1486000...

plus de 9 ans il y a | 1 réponse | 0

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Question


How to generate a random array of 1*N matrix in which sum of all elements is 1 and numbers generate should be upto 1 decimlal place only.
For eg. [0.4 0.3 0.3] It should be generated randomly.

plus de 9 ans il y a | 1 réponse | 0

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Question


How to give IF condition in following code?
I have following code. It is generating some random values of y (0 or 1). I want it to select at least 2 ones's(1) and it it sho...

plus de 9 ans il y a | 1 réponse | 0

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Question


How can I prompt user to press some key on keyboard let us say 'c' in order to continue the program
clc clear all fprintf('Following assumptions are assumed duing execution of program \n1. Fixed cost in establishing the ...

plus de 9 ans il y a | 2 réponses | 0

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Réponse apportée
Is there any other function other than 'input' function in matlab to display prompts and waits for input
you can use sprintf function. Then storing the variable value in other variable

plus de 9 ans il y a | 0