Question

how can i plot R2(regression line) between target and prediction

Please explain how can i plot R2 as regression line between target and prediction in matlab Can some one please share the code ...

2 days ago | 0 answers | 0

Question

how can i find R2 (Rsquared) for regression problem in matlab?

how can i find R2 (Rsquared) for regression problem in matlab?I have my forecasted outputs and targets .How can i write code for...

10 days ago | 1 answer | 0

Question

How do we set error goal for rmse, mae and mape in lstm network in matlab?

How do we set error goals for RMSE < MAE and MAPE in Matlab for lstm networks? Is there any specific format for that ? Pleas...

12 days ago | 0 answers | 0

Answered

Matlab doesn't open (it's installed and activated)

I am facing teh same problem, but i couldnt find the APP data folder

Matlab doesn't open (it's installed and activated)

I am facing teh same problem, but i couldnt find the APP data folder

13 days ago | 0

Question

Bayesian Optimization Algorithm_ acquisition function

Hi all, I have a question regarding Bayesian Optimization Algorithm_ acquisition function (link is given below). https://ww...

14 days ago | 0 answers | 0

Question

How do i reshape the matrix from 2D- 3D?

I have a matrix 6x1000 double in matlab.How can i convert it to 3D as 6x1000x1 format ? My input is times series data and i nee...

28 days ago | 0 answers | 0

Question

how do i define a convolution layer for time series data matlab

how do i define a convolution layer for time series data matlab using deep learning designer app?When i use sequence input layer...

30 days ago | 2 answers | 0

Question

readtable _causing slow operation

Dear all, Kindly let me know the if there is any option to use any other command instead of readtable to run the attached code....

30 days ago | 1 answer | 0

Question

Optimisation error_constraint

Dear all, When i use constraint which is defined as output in the function , no error, but when i use input variables in func...

1 month ago | 1 answer | 0

Question

Matrix subtraction makes the model too slow

The below code makes the model too slow: Data(i,:)=Data1(i,:)-Data2(i,:); is there any alternative way to solve this ?

2 months ago | 1 answer | 0

Question

how can i avoid Nan in matlab expression and return 0

The below three expression gives three different values, and can someone advice me how can i avoid Nan values for 0 input and ...

2 months ago | 5 answers | 0

Question

how to do conditional statements using optimisation variables?

hi all, how can i perform logical comparison using optimisation variable ? I have tried this below code for optimisation using ...

2 months ago | 1 answer | 0

Question

how can i create sliding window matrix for a single column matrix

HI , I have a single column matrix of a solar forecasted output.How can i create a sliding window of the required size of the ...

2 months ago | 1 answer | 0

Question

after initialising a diesel machine, does its power remains constant at initialised value in matlab.

after initialising a diesel machine, does its power remains constant at initialised value in matlab. I have initialised diesel...

2 months ago | 0 answers | 0

Question

Diesel generator Model in simpowersystem

I have initialised diesel generator to a load of 2.45 MW and after initialisation , my diesel generator produces excess power if...

2 months ago | 0 answers | 0

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Optimization problem Matlab _optimisation vector

What is the importance of optimisation horizon in optim prob usgae?How input parameters dimension can be set? Kindly advice

2 months ago | 0 answers | 0

Question

Optimization problem _input dimension

While giving inputs to optimisation problem, how to set matrix dimensions of inputs like solar , load etc .i have 25 x 2 matrix ...

2 months ago | 0 answers | 0

Question

Matlab optimproblem , optimvar

Hi, I am getting errors like this, when I use optimproblem and optimvar. Function 'optimproblem' not supported for code gener...

2 months ago | 1 answer | 0

Question

Matlab function block error

Hi i am getting error for using matlab simulink function block ### Simulink cache artifacts for 'filename' were created in 'f...

2 months ago | 0 answers | 1

Question

Undefined operator './' for input arguments of type 'cell'.

Hi , i am using the below command and getting the error: date_num2 = datenum(testdates)+table2array(Data(1:end,2))./24; ...

2 months ago | 0 answers | 0

Question

importance of weights in optimization

Hi, This code written below is taken from matlab example , https://ww2.mathworks.cn/matlabcentral/fileexchange/73139-microgri...

2 months ago | 0 answers | 0

Question

matlab optimisation problem _ constraint

Hi, this is a code from matlab optimisation problem given in the below link https://www.mathworks.com/matlabcentral/filee...

2 months ago | 1 answer | 0

Question

Coefficient of determination , R2 from actual and predicted data

How can i find the Coefficient of determination , R2 from predicted and actual data ? How can i write matlab code for that

2 months ago | 1 answer | 0

Question

Algebraic loop problem _Simulink

hi Kindly advice how can i solve algebraic loop problem. Simulink cannot solve the algebraic loop containing 'march0604/Sub...

3 months ago | 0 answers | 0

Question

how can i convert Principal component analysis(PCA) data back to original data ?

Hi all, i used the below code to reduce dimension suing PCA in steps, and how can i convert the output back to original data s...

3 months ago | 1 answer | 0

Question

Losses in forecasting _cosine similarity class ,mean square logarithmic error , and huber class

How can i write the code for calculating cosine similarity class ,mean square logarithmic error , and huber class in matlab cod...

3 months ago | 0 answers | 0

Question

initial SoC values _Matlab example

Hi, In the Matlab example https://www.mathworks.com/help/physmod/sps/ug/24-hour-simulation-of-a-vehicle-to-grid-v2g-system.html...

3 months ago | 0 answers | 0

Question

Unable to change the date in .fig

Hi , i use this below code and not able to change the date from Dec 31 1899. .Fig image is attached.I would like to change the d...

3 months ago | 1 answer | 0

Question

Matlab example file _SoC calculation

In the matlab example, https://www.mathworks.com/help/physmod/sps/ug/24-hour-simulation-of-a-vehicle-to-grid-v2g-system.html...

4 months ago | 0 answers | 0

Question

Matlab look up table

Hi , i want to give the data of 50 vehicle's SoC (%) to look up table in simulink instead of varying 24 values of one SoC over...

4 months ago | 0 answers | 0