R Deep Learning Projects

Contents......Page 3
Preface......Page 6
Handwritten Digit Recognition using Convolutional Neural Networks......Page 10
What is deep learning and why do we need it?......Page 11
Handwritten digit recognition using CNNs......Page 20
Summary......Page 56
Traffic Sign Recognition for Intelligent Vehicles......Page 58
How is deep learning applied in self-driving cars?......Page 59
Traffic sign recognition using CNN......Page 62
Dealing with a small training set – data augmentation......Page 94
Reviewing methods to prevent overfitting in CNNs......Page 100
Summary......Page 101
Fraud Detection with Autoencoders......Page 102
Getting ready......Page 105
Our first examples......Page 107
Credit card fraud detection with autoencoders......Page 120
Variational Autoencoders......Page 132
Text fraud detection......Page 141
Summary......Page 149
Text Generation using Recurrent Neural Networks......Page 150
What is so exciting about recurrent neural networks?......Page 151
RNNs from scratch in R......Page 158
RNN using Keras......Page 186
Summary......Page 195
Sentiment Analysis with Word Embeddings......Page 196
Warm-up – data exploration......Page 197
Bag of words benchmark......Page 207
Word embeddings......Page 213
Sentiment analysis from movie reviews......Page 216
Mining sentiment from Twitter......Page 236
Summary......Page 241
Index......Page 242