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Nadia A


Last seen: ungefär 4 år ago |  Active since 2016

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How to initialize an array such that the values satisfies an equation
Hi Is there a way to initialize α = {α1, . . . , αL} randomly subject to constraint sum(y(i)*α(i)) = 0 . for all values of ...

ungefär 5 år ago | 3 answers | 0

3

answers

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How to continuously update an existing plot?
Hi I have a program in which user can choose any or multiple versions of an activity to run one after another. Each version ...

nästan 8 år ago | 1 answer | 0

1

answer

Question


How to load .mat files from shared folder?
Hi I was trying to load .mat files from a shared folder. It flagged an error s=what('\\abcd010\Result\DatasetUsed\Valida...

nästan 8 år ago | 1 answer | 0

1

answer

Question


How is fmincon different from non linear solvers if the objective function for fmincon is written such that it return sum of square of error?
Hi Please help me understand this.. I am not able to find a simple explanation. If I write the objective function for fmin...

nästan 8 år ago | 1 answer | 2

1

answer

Question


How to reduce the rmse for a fit obtained using curve fitting toolbox
Hi I need to find a function which best fits x and y data points as given below xdata=[0.500000000000000,0.700000000000...

ungefär 8 år ago | 1 answer | 0

1

answer

Question


How to use curve fitting toolbox for 4d curve f=function(x,y,z,t)
I have a set of points for f which is dependant on 3 variables x,y,z,t. I need to get a function for f which will best fit its s...

ungefär 8 år ago | 0 answers | 0

0

answers

Question


how to use fmincon to optimize different parameter set for multiple dependant objective functions?
Hi I have one large dataset which consist of two categories of data say clockwise and anticlockwise rotation. Each category nee...

ungefär 8 år ago | 0 answers | 0

0

answers

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How to access a particular array from a structure of arrays saved in a .mat file without loading the entire mat file
Hi I have a .mat file which contain a structure which in turn has many fields and large data arrays. Sample file shown below:...

ungefär 8 år ago | 1 answer | 1

1

answer

Question


How to plot a function of 3 variables and show a slice in the same plot?
Hi I have a function f dependent on 3 variables x,y,z. I want to plot f and also show a slice of f for a particular value of x,...

mer än 8 år ago | 1 answer | 0

1

answer

Question


How to create a 2D lookUp table in matlab
I want to create a 2D look Up table from 3 arrays x1= 0:0.1:1 %axis values --> length is 11 x2= 25:2:35 %axis values -->...

mer än 8 år ago | 2 answers | 0

2

answers

Question


How do you plot the memory details of two profile summary report generated by the profiler
Hi I have generated the memory profile summary report for two different codes. I need to compare the two reports without having...

mer än 8 år ago | 0 answers | 1

0

answers

Question


how to save the mpiprofile report?
Hi how do you save the report for parallel profiler? profsave does not give the complete details as a mpiprofile viewer. Is ...

mer än 8 år ago | 1 answer | 0

1

answer

Question


how can I get details about the functions called inside parfor in a profile summary report?
Hi when I run profiler for a code which contains a parfor, the profiler report shows only the total time parfor takes and no...

mer än 8 år ago | 1 answer | 0

1

answer

Question


Is it possible that optimisation using normal for loop gives better result in terms of execution time than parfor?
Hi I used fmincon solver for optimising the equation yhat = -(exp(-t./z(1))) + (b.*z(2)) - z(3); where x are the ...

mer än 8 år ago | 0 answers | 0

0

answers

Question


where can i get more details about the different algorithms used in the optimisation tool solvers?
Hi I would like to know more details about the different solvers used, like the step size and how it is different in each so...

mer än 8 år ago | 1 answer | 0

1

answer

Question


how to use fmincon solver for optimising a continuously varying function?
Hi I need to optimize a function of the form y(i)= exp(-a(i)/x(1)) + 1.285 + ((b(i)^2)*x(2)) - (x(3)*c(i)*(1-exp(-c(i)/(...

mer än 8 år ago | 1 answer | 0

1

answer

Question


Is there an option in lsqcurvefit function in matlab to set different limits to each of the best fit coefficients ?
Hi I have used to lsqcurvefit to find the best fit 3 coefficients of a function. I need to set different limit to each of th...

mer än 8 år ago | 1 answer | 0

1

answer

Question


How to find the best fit coefficients for an equation which is dependant on more than one varying input parameters?
Hi I am working on finding the coefficients of an equation which is dependant on 3 parameters. Example: y(t)=exp(a(t)).x(...

mer än 8 år ago | 2 answers | 0

2

answers