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how to construct a gaussian process kernel in 2D
Say a gaussian process regression take with predictor X in 2D, i.e. X = [x1, x2] I am wondering how to construct a kernel fun...
circa 2 anni fa | 1 risposta | 0
1
rispostaDomanda
real or categorical predictors, which one is faster?
In regressions, is there a guidline to treat predictors as real values or categorical? In a fitting problem with input as X, y ...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
How does parallel computing toolbox works in nested loop?
Say pseudo code as following: parfor ii = 1:2 firtgp(X_, y, 'UseParallel', true); end Now assume 8 workers available, ho...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
is Exponential Sine Squared kernel available in MATLAB
Exponential Sine Squared kernel is one of the most common used kernel in Gaussian processes. I am aware of MATLAB provides Squre...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
Is it possible to self define training and validation sets in fitrgp?
fitrgp supports cross validation during hyper-parameters optimizations. Is it possible to self define the training sets as well ...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
Is it possible to construct gaussian processes custom kernels with built in functions?
I understand the way to construct custom kernels for gaussian processes, e.g. kfcn = @(XN,XM,theta) exp(theta(1))^2*exp(-pdist...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
time series cross validation in svm
HI, I am trying to write a kernel based regression model (svm or gaussian process) to predict time series data. I note that fi...
oltre 6 anni fa | 1 risposta | 0
1
rispostaDomanda
Slow bayesopt initialization in parallel computing
Hi, I am using a gaussian process regression model to fit my data through fitrgp function. I self defined a sort of complex ker...
circa 7 anni fa | 2 risposte | 0
2
risposteDomanda
setup fmincon with nonlinear constraint condition
I am doing an optimisation job using fmincon with nonlinear constraint condition. I have tried several different input dataset, ...
quasi 11 anni fa | 1 risposta | 0
