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Josh


Active since 2022

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How to create an ANN regression model with multiple vectors as input and multiple vectors as output?
There is one input variable and one output variable. However each data point of the input/output variable is a vector. Size of...

1 year ago | 1 answer | 0

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answer

Question


Construct the complete curve from one segment of it
I wish to construct the complete curve from one available segment of it. For example, d1(:,2) is the complete curve; how to cons...

1 year ago | 2 answers | 0

2

answers

Question


SVM parameter optimization using GA
I am facing issues of high prediction error. Please help. load data1.mat X = data1(1:83,1:end-1); Y = data1(1:83,end); X...

1 year ago | 1 answer | 0

1

answer

Question


differentiating a fit formula
I wish to extract the fit formula or function along with its coefficients, then differentiate it to get its derivative function ...

1 year ago | 1 answer | 0

1

answer

Question


Conditional data extraction from csv file
I wish to extract the data from the file 'ddata' into separate excel files containing only the variable columns of v7,v8,v9 & ...

1 year ago | 1 answer | 0

1

answer

Question


optimizing GPR model using genetic algorithm
As I tried to optimize the hyperparameters and sigma using GA, it is showing some error. Also, is it possible to limit the maxim...

2 years ago | 0 answers | 0

0

answers

Question


Overfitting indicators in GPR model
As I understand if the trainloss is greater than the testloss, the GPR model is overfitted. What are the other indicators which ...

2 years ago | 1 answer | 0

1

answer

Question


Denoising a curve using Kalman filter technique
I have tried to use the concept of Kalman filter for smoothing the curves. However, this code does not seem to denoise the curv...

2 years ago | 1 answer | 0

1

answer

Question


Changing optimization technique for Gaussian process regression model
By default, GPR model uses 'bayesopt' optimizer to optimize the hyperparameters. I wish to use 'particle swarm optimization' to...

2 years ago | 1 answer | 0

1

answer

Question


Error while finding peak value and location
As I try to find the peak value and peak position, the function is not executing for the same because of some error. Please help...

2 years ago | 1 answer | 0

1

answer

Question


Correlation coefficient calculation error
As I try to find correlation coefficient for the respective variables i.e. 'td' & 'cumulat', in for loop, some error is coming i...

2 years ago | 1 answer | 0

1

answer

Question


Removal of empty cells in an array
The variable: cumulat(1,2) is returning an empty third row. How does one not get that empty row? Please help. clear;clc;close...

2 years ago | 1 answer | 0

1

answer

Question


Structure array data extraction and processing
CCSD structure array has two fields: 'xc1' & 'xc2'. 'xc1' has three fields-'c1','c2', & 'c3' whereas xc2 has two fields-'c1', an...

2 years ago | 1 answer | 0

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