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Darshna Joshi


Last seen: ungefär en månad ago |  Active since 2020

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How should i apply optimal control to my model? Following i have attached the code which i used to find maximum value of x3 in my model.
%%%%%%CODE TO FIND OPTIMUM (MAXIMUM) VALUE OF X3 function rest = Scrpt1(t,X,params) x2 = X(1); x3 = X(...

11 månader ago | 1 answer | 0

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How to extract value of Sobol index from the Sobol index plot generated in Matlab ?
Find the attached figure that is saved in Matlab. I need to extract the value of first order and total order sobol index. I...

mer än ett år ago | 1 answer | 0

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Why there is Difference in the Solutions of global/ local optimum value obtained by genetic algorithm and global search using fmincon?
I have solved an optimization problem using fmincon solver. I doubt if its a global minima, so i used genetic algorithm (GA). Wi...

ungefär 2 år ago | 1 answer | 0

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Genetic Algorithm: Find best input combinations that will give global maximum of the output of a non-linear ODE mathematical model using Genetic algorithm
The problem is to find the optimum(maximum) value of x3 in range of (-8e-4 to 2e-4) by varying kst,x1,x5 and xo) x5=5 %Input 2 ...

mer än 2 år ago | 1 answer | 0

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Find best input combinations that will maximize the output of a non-linear ODE mathematical model
How to find the best combinations of inputs (3 inputs) that will give the maximum output. Please note that I have a non-linear O...

mer än 2 år ago | 2 answers | 0

2

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Question


Linearization of a system of 40 Non-linear ODEs for a model and obtain ABCD state-space matrix
Hey, I have a system of 40 non-linear ODEs. I want to find Jacobian matrix for the same. How to Linearize the model? As it cont...

mer än 2 år ago | 0 answers | 0

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answers

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Optimization app has been removed in MATLAB Online?
I want to use "gatool", but it shows a message that "Optimization app has been removed". Please do the needful.

nästan 3 år ago | 1 answer | 0

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Question


How to display values on the Sobol index plot automatically on top of the bars without using annotate or text function? I need to display the plot like the one attached here
I have obtained the plot for Sobol index using Global sensitivity analysis tool in matlab. Now in order to get the value of Sobo...

nästan 3 år ago | 1 answer | 0

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Question


Mathematical calculation required for how matlab simbiology performs local sensitivity analysis for a set of ODEs in simbiology model analyzer. (https://www.mathworks.com/help/simbio/ug/perform-sensitivity-analysis-for-tumor-growth.html)
Specifically how local derivatives are calculated if we have a constant value of parameter which is its initial condition. How t...

mer än 3 år ago | 1 answer | 0

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Percentage perturbation in Simbiology Local Sensitivity Analysis (https://www.mathworks.com/help/simbio/ug/perform-sensitivity-analysis-for-tumor-growth.html)
Can you describe by what percentage each input paramter is perturbed to calculate the sensitivity of the output in https://www.m...

mer än 3 år ago | 1 answer | 0

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