Description Usage Arguments Details Value Author(s) References See Also Examples
Print a brief summary of a “CGP
” object.
1 2 |
x |
An object of class " |
... |
For compatibility with generic method |
This function prints a brief summary of a “CGP
” object.
This function prints the results of:
lambda |
Estimated nugget value (λ) |
theta |
Estimated correlation parameters (θ) in the global GP |
alpha |
Estimated correlation parameters (α) in the local GP |
bandwidth |
Estimated bandwidth parameter (b) in the variance model |
Shan Ba <shanbatr@gmail.com> and V. Roshan Joseph <roshan@isye.gatech.edu>
Ba, S. and V. Roshan Joseph (2012) “Composite Gaussian Process Models for Emulating Expensive Functions”. Annals of Applied Statistics, 6, 1838-1860.
1 2 3 4 5 6 7 8 9 10 11 12 | x1<-c(0,.02,.075,.08,.14,.15,.155,.156,.18,.22,.29,.32,.36,
.37,.42,.5,.57,.63,.72,.785,.8,.84,.925,1)
x2<-c(.29,.02,.12,.58,.38,.87,.01,.12,.22,.08,.34,.185,.64,
.02,.93,.15,.42,.71,1,0,.21,.5,.785,.21)
X<-cbind(x1,x2)
yobs<-sin(1/((x1*0.7+0.3)*(x2*0.7+0.3)))
## Not run:
#Fit the CGP model
mod<-CGP(X,yobs)
print(mod)
## End(Not run)
|
There were 50 or more warnings (use warnings() to see the first 50)
Call:
CGP.default(X = X, yobs = yobs)
Lambda:
[1] 0.6210288
Theta:
x1 x2
[1,] 6.065496 8.0934
Alpha:
x1 x2
[1,] 143.177 145.2049
Bandwidth:
[1] 1
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