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added fixed effect kernel

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This commit is contained in:
Nicolo Fusi 2013-03-13 14:24:10 +00:00
parent e812368a87
commit 6da0feb7fc
4 changed files with 68 additions and 1 deletions
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14
GPy/kern/constructors.py
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@ -12,6 +12,7 @@ from exponential import exponential as exponentialpart
from Matern32 import Matern32 as Matern32part
from Matern52 import Matern52 as Matern52part
from bias import bias as biaspart
from fixed import fixed as fixedpart
from finite_dimensional import finite_dimensional as finite_dimensionalpart
from spline import spline as splinepart
from Brownian import Brownian as Brownianpart
@ -296,3 +297,16 @@ def rational_quadratic(D,variance=1., lengthscale=1., power=1.):
"""
part = rational_quadraticpart(D,variance, lengthscale, power)
return kern(D, [part])
def fixed(D, K, variance=1.):
"""
Construct a fixed effect kernel.
Arguments
---------
D (int), obligatory
K (np.array), obligatory
variance (float)
"""
part = fixedpart(D, K, variance)
return kern(D, [part])