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comparison algorithms/logistic_regression.py @ 501:4fb6f7320518

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N-class logistic regression top-layer works
author Joseph Turian <turian@gmail.com>
date Tue, 28 Oct 2008 13:54:01 -0400
parents a419edf4e06c
children 17945defd813
comparison
equal deleted inserted replaced
500:3c60c2db0319 501:4fb6f7320518
6 from theano import compile 6 from theano import compile
7 7
8 import numpy as N 8 import numpy as N
9 9
10 class LogRegInstanceType(module.FancyModuleInstance): 10 class LogRegInstanceType(module.FancyModuleInstance):
11 def initialize(self, n_in, n_out=1, rng=N.random): 11 def initialize(self, n_in, n_out=1, rng=N.random, seed=None):
12 #self.component is the LogisticRegressionTemplate instance that built this guy. 12 #self.component is the LogisticRegressionTemplate instance that built this guy.
13 """
14 @todo: Remove seed. Used only to keep Stacker happy.
15 """
13 16
14 self.w = N.zeros((n_in, n_out)) 17 self.w = N.zeros((n_in, n_out))
15 self.b = N.zeros(n_out) 18 self.b = N.zeros(n_out)
16 self.lr = 0.01 19 self.lr = 0.01
17 self.__hide__ = ['params'] 20 self.__hide__ = ['params']