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import numpy as np | |
x = np.array([1, 2, 3, 4, 5]) | |
y = np.array([1, 4, 9, 16, 25]) | |
learningRate = 0.0001 | |
iterations = 200000 | |
def gradient(m, b): | |
m_gradient = 0 | |
b_gradient = 0 |
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import numpy as np | |
inputLayerSize, hiddenLayerSize, outputLayerSize = 2, 3, 1 | |
L = 0.1 | |
X = np.array([[0,0], [0,1], [1,0], [1,1]]) | |
Y = np.array([[0], [1], [1], [0]]) | |
iterations = 50000 | |
#sigmoid function | |
def f(x): return 1/(1 + np.exp(-x)) |
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import numpy as np | |
inputLayerSize, hiddenLayerSize, outputLayerSize = 3, 3, 1 | |
L = 0.25 | |
X = np.array([[0, 0, 1], [0, 1, 1], [1, 0, 1], [0, 1, 0], [1, 0, 0], [0, 0, 0], [1, 1, 0]]) | |
Y = np.array([[0], [0], [0], [0], [0], [0], [1]]) | |
iterations = 50000 | |
#sigmoid function | |
def f(x): return 1/(1 + np.exp(-x)) |
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import csv | |
import math | |
import operator | |
def euclideanDistance(p1, p2, length): | |
distance = 0 | |
for x in range(length): | |
distance += pow(p1[x] - p2[x], 2) | |
return math.sqrt(distance) |
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import numpy as np | |
import math | |
import operator | |
trainingSet = np.array([ | |
[5.1, 3.5, 1.4, 0.2], | |
[4.9, 3.0, 1.4, 0.2], | |
[4.7, 3.2, 1.3, 0.2], | |
[7.0, 3.2, 4.7, 1.4], | |
[6.4, 3.2, 4.5, 1.5], |
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import tensorflow as tf | |
import numpy as np | |
tf.set_random_seed(100) | |
stddev = 0.5 | |
numOfValues = 100000 | |
normal = tf.Variable(tf.random_normal([1,numOfValues], stddev = stddev)) | |
init_op = tf.global_variables_initializer() | |
with tf.Session() as sess: |
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import tensorflow as tf | |
with tf.Session() as sess: | |
val = tf.nn.softmax([1.0,2.0,3.0,4.0,6.0,1.0,2.0,3.0]).eval() | |
print(val) |
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import tensorflow as tf | |
#Output from a neural network | |
logits = [1.0,2.0,3.0,4.0,5.0,1.0,1.0] | |
#Expected output | |
expected = [1.0,0.0,0.0,0.0,0.0,1.0,1.0] | |
output1 = tf.nn.softmax_cross_entropy_with_logits(logits=logits, labels=expected) |
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import numpy as np | |
import tensorflow as tf | |
MAX_DOCUMENT_LENGTH = 3 | |
vocab_processor = tf.contrib.learn.preprocessing.VocabularyProcessor( | |
MAX_DOCUMENT_LENGTH) | |
transform_word = vocab_processor.transform(['hello world', 'welcome my house', 'brown fox', 'have fun', 'having fun']) | |
list_word = list(transform_word) | |
x_train = np.array(list_word) |
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import tensorflow as tf | |
import numpy | |
# Parameters | |
learning_rate = 0.01 | |
training_epochs = 5300 | |
datapoints_count = 100 | |
# Training Data | |
train_X = [] |
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