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softmax_layer = Softmax(input=drp.output ,n_in=1024, n_out=config['n_softmax_out'])
layers.append(softmax_layer)
params += softmax_layer.params
weight_types += softmax_layer.weight_type
self.layers = layers
self.params = params
self.weight_types = weight_types
self.output = softmax_layer.p_y_given_x
self.negative_log_likelihood = softmax_layer.negative_log_likelihood
class GoogLeNet(ModelBase):
""" GoogleNet classifier for ILSVRC.
Parameters:
config: dict
training related and model related hyperparameter dict
References:
[1] C Szegedy, W Liu, Y Jia, P Sermanet, S Reed,
D Anguelov, D Erhan, V Vanhoucke, A Rabinovich (2014):
Going deeper with convolutions.
The IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2015, pp. 1-9
[2] https://github.com/BVLC/caffe/tree/master/models/bvlc_googlenet
#coding:utf8
import sys
sys.path.append('..')
from modelbase import ModelBase
import math
import datasets
from datasets.localdata import *
from datasets.monads import *
import operator
import numpy as np
from collections import defaultdict, namedtuple
import itertools
import pickle
class LogisticRegression(ModelBase):
'''
simple Logistic Regression is linear
'''
def __init__(self, dataset, classfeatureindex = -1, alpha = 0.2, maxiter = 50, *args, **kwargs):
ModelBase.__init__(self, dataset, 'LOGISTIC', *args, **kwargs)
self.classfeatureindex = classfeatureindex #index of the column which defines the feature in dataset
self.Test = self.Classify2
self.Apply = self.ClassifyDataset
self.Train = self.Regress
self.Save = self.DumpLogistic
self.Load = self.LoadLogistic
self.Graph = self.ShowImage
self.Positive = 1
self.Negative = -1
# use default
# self.T = self.RealValue
for layer in net.values():
print str(lasagne.layers.get_output_shape(layer))
return net
import numpy as np
import theano
import theano.tensor as T
rng = np.random.RandomState(23455)
import sys
sys.path.append('../lib/base/models/')
from modelbase import ModelBase
class VGG(ModelBase): # c01b input
'''
overwrite those methods in the ModelBase class
'''
def __init__(self,config):
ModelBase.__init__(self)
self.config = config
self.verbose = config['verbose']
self.name = 'vggnet'
import theano
import theano.tensor as T
import numpy as np
from layers2 import Conv,Pool,Dropout,FC,Softmax,Flatten,LRN, \
HeUniform, HeNormal, Constant, Normal, \
get_params, get_layers
from modelbase import ModelBase
# other tools minerva, chainer
class VGGNet_16(ModelBase): # c01b input
def __init__(self,config):
ModelBase.__init__(self)
self.config = config
self.verbose = self.config['verbose']
self.build_model()
# count params
if self.verbose: self.count_params()
def build_model(self):
if self.verbose: print 'VGGNet_16 3/20'
self.name = 'vggnet'