Nitish Shirish Keskar keskarnitish
keskarnitish
/ cg.py
Created
March 14, 2016 16:48
— forked from neosatrapahereje/cg.py
Conjugate gradient optimization for Lasagne
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| from collections import OrderedDict | |
| import numpy as np | |
| import theano | |
| import theano.tensor as T | |
| from theano.ifelse import ifelse | |
| def cg(loss, params, x0=None, max_iters=100, precondition=None, tol=1e-3, | |
| conv_crit='cg'): | |
| """(Preconditioned) Conjugate Gradient (CG) updates |