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How to calculate error bounds of b-spline interpolation in matlab
Sobin cc · Apr 23, 2022 · b-spline , interpolation , matlab , AI, Data Science, and Statistics , Statistics and Machine Lear

Hello,     I am having a data and am trying to interpolate using b-spline toolbox in Matlab. Apart from visually identifying the accuracy, how do i measure it using equations. Th…

How I generate a random number between 300 and 450?
zeezo · Apr 23, 2022 · rand , poisson , random number gene... , AI, Data Science, and Statistics , Statistics and Machine

Hi   I would like to generate a number between 300 and 450.   I also would like which is the possible ways to generate numbers on Matlab? Is there a Poisson generator for random …

Autoregressive model with lags
kenlitsanchez · Apr 22, 2022 · autoregression using lags

Pt = β1Pt−24+β2Pt−48+β3Pt−72+β4Pt−96+β5Pt−120+β6Pt−144+β7Pt−168+β8Lt+β9Rt+β10Et+β11Nt I was able to do the first part how to i find the other variables β8…

fitrsvm fails if epsilon is generated using a for loop
Adam White · Apr 21, 2022 · parameter fitting , AI, Data Science, and Statistics , Statistics and Machine Learning Toolbox ,

I wanted to run a grid search to find suitable parameters for my SVM model but I have discovered that fitrsvm gives inconsistent errors if the value of the epsilon parameter is gen…

cross validation in neural network
faizan_malik · Apr 21, 2022 · cross validation , model selection , neural network , AI, Data Science, and Statistics , Statistics

i need some clarification on cross validation to be applied to neural network. i manage to get result of NN. right now i plan to apply cross validation for model selection.   i ha…

In regression, do i need uniform distribution of output?
huyn jin choi · Apr 21, 2022 · #uniform distribution , AI, Data Science, and Statistics , Statistics and Machine Learning Toolbox

I'm working on above example and there is some saying i don't understand. First, in "Check Data Normalization", there is saying that "the response (the rotation angle in degrees) i…

Lognormal distribution between a specific range
Dennis · Apr 21, 2022 · lognormal distribu... , Probability Distributions , Exploration and Visualization , AI, Data Scie

Hello, I am trying to create a lognormal distribution using the 'lognrnd' command between 3000 and 10000 I want the distribution to be skewed to the right as that is the characteri…

Limit divergence of polynomial fitting
nawab_faruk · Apr 21, 2022 · matlab , AI, Data Science, and Statistics , Statistics and Machine Learning Toolbox

I am approximating a set of data with a polynomial to later find the cumulative density function. I am using a polynomial since I do not know the distribution of the set of data, t…

Improper initialization of classification layer in rcnn
Griffon Thomas · Apr 19, 2022 · AI, Data Science, and Statistics , Deep Learning Toolbox , Deep Learning with Images , cnn , rcn

Hello, I'm a relative newbie to MATLAB and neural networks, and I'm looking at disease spread and analysis in crop fields. I wanted to make an RCNN to help with this. I have some s…

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