%%%%%%%%%%??????Gaussian?Process?Regression?（GPR）???????????????%%%%%%%%%
%?Demo:?prediction?using?GPR
%?---------------------------------------------------------------------%

clc
close?all
clear?all
addpath（genpath（pwd））

%?load?data
%{
x?:???training?inputs
y?:???training?targets
xt:???testing?inputs
yt:???testing?targets
%}

%?multiple?input-single?output
load（‘./data/data_1.mat‘）


%?Set?the?mean?function?covariance?function?and?likelihood?function
%?Take?meanConst?covRQiso?and?likGauss?as?examples

meanfunc?=?@meanConst;
covfunc?=?@covRQiso;?
likfunc?=?@likGauss;?

%?Initialization?of?hyperparameters
hyp?=?struct（‘mean‘?3?‘cov‘?[0?0?0]?‘lik‘?-1）;


%?meanfunc?=?[];
%?covfunc?=?@covSEiso;?
%?likfunc?=?@likGauss;?
%?%?Initialization?of?hyperparameters
%?hyp?=?struct（‘mean‘?[]?‘cov‘?[0?0]?‘lik‘?-1）;


%?Optimization?of?hyperparameters
hyp2?=?minimize（hyp?@gp?-20?@infGaussLik?meanfunc?covfunc?likfuncx?y）;

%?Regression?using?GPR
%?yfit?is?the?predicted?mean?and?ys?is?the?predicted?variance
[yfit?ys]?=?gp（hyp2?@infGaussLik?meanfunc?covfunc?likfuncx?y?xt）;

%?Visualization?of?prediction?results
plotResult（yt?yfit）

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-10-16?13:05??data\
?????文件??????172953??2019-09-05?10:44??data\data_1.mat
?????文件????????4660??2019-09-05?10:43??data\data_2.mat
?????文件????????1209??2019-09-05?12:06??demo_1.m
?????文件????????1248??2019-09-05?12:08??demo_2.m
?????目錄???????????0??2019-10-16?13:05??func\
?????文件?????????800??2019-09-04?13:51??func\plotResult.m
?????文件??????321181??2019-09-04?19:48??Gaussian?Processes?for?Regression?-?A?Quick?Introduction.pdf
?????目錄???????????0??2019-10-16?13:05??gpml-matlab-v4.2-2018-06-11\
?????文件???????????8??2010-07-23?08:12??gpml-matlab-v4.2-2018-06-11\.octaverc
?????文件????????1837??2018-06-15?08:07??gpml-matlab-v4.2-2018-06-11\Copyright
?????目錄???????????0??2019-10-16?13:05??gpml-matlab-v4.2-2018-06-11\cov\
?????文件???????39152??2018-06-15?08:07??gpml-matlab-v4.2-2018-06-11\cov\apx.m
?????文件???????38429??2018-06-15?08:07??gpml-matlab-v4.2-2018-06-11\cov\apxGrid.m
?????文件????????2915??2017-11-26?12:42??gpml-matlab-v4.2-2018-06-11\cov\apxSparse.m
?????文件???????20647??2018-06-15?08:07??gpml-matlab-v4.2-2018-06-11\cov\apxState.m
?????文件????????4141??2017-11-26?12:42??gpml-matlab-v4.2-2018-06-11\cov\covADD.m
?????文件?????????533??2016-10-11?16:18??gpml-matlab-v4.2-2018-06-11\cov\covConst.m
?????文件????????1642??2017-11-26?12:42??gpml-matlab-v4.2-2018-06-11\cov\covCos.m
?????文件????????2444??2016-08-25?13:56??gpml-matlab-v4.2-2018-06-11\cov\covDiscrete.m
?????文件????????4125??2017-11-26?12:42??gpml-matlab-v4.2-2018-06-11\cov\covDot.m
?????文件????????1506??2016-08-25?13:56??gpml-matlab-v4.2-2018-06-11\cov\covEye.m
?????文件????????2480??2017-11-26?12:42??gpml-matlab-v4.2-2018-06-11\cov\covFBM.m
?????文件????????2950??2016-08-25?13:56??gpml-matlab-v4.2-2018-06-11\cov\covGabor.m
?????文件?????????862??2016-10-11?16:18??gpml-matlab-v4.2-2018-06-11\cov\covGaborard.m
?????文件?????????747??2016-10-11?16:18??gpml-matlab-v4.2-2018-06-11\cov\covGaboriso.m
?????文件????????1186??2016-08-25?13:56??gpml-matlab-v4.2-2018-06-11\cov\covGE.m
?????文件?????????878??2017-11-26?12:42??gpml-matlab-v4.2-2018-06-11\cov\covLIN.m
?????文件?????????718??2017-11-26?12:42??gpml-matlab-v4.2-2018-06-11\cov\covLINard.m
?????文件?????????592??2017-11-26?12:42??gpml-matlab-v4.2-2018-06-11\cov\covLINiso.m
?????文件????????1478??2016-08-25?13:56??gpml-matlab-v4.2-2018-06-11\cov\covLINone.m
............此處省略262個(gè)文件信息