MakeYourOwnNeuralNetwork - (EPUB全文下载)
文件大小:7.08 mb。
文件格式:epub 格式。
书籍内容:
Table of Contents
Prologue
The Search for Intelligent Machines
A Nature Inspired New Golden Age
Introduction
Who is this book for?
What will we do?
How will we do it?
Author's Note
Part 1 - How They Work
Easy for Me, Hard for You
A Simple Predicting Machine
Classifying is Not Very Different from Predicting
Training A Simple Classifier
Sometimes One Classifier Is Not Enough
Neurons, Nature’s Computing Machines
Following Signals Through A Neural Network
Matrix Multiplication is Useful .. Honest!
A Three Layer Example with Matrix Multiplication
Learning Weights From More Than One Node
Backpropagating Errors From More Output Nodes
Backpropagating Errors To More Layers
Backpropagating Errors with Matrix Multiplication
How Do We Actually Update Weights?
Weight Update Worked Example
Preparing Data
Part 2 - DIY with Python
Python
Interactive Python = IPython
A Very Gentle Start with Python
Neural Network with Python
The MNIST Dataset of Handwritten Numbers
Part 3 - Even More Fun
Your Own Handwriting
Inside the Mind of a Neural Network
Creating New Training Data: Rotations
Epilogue
Appendix A: A Gentle Introduction to Calculus
A Flat Line
A Sloped Straight Line
A Curved Line
Calculus By Hand
Calculus Not By Hand
Calculus without Plotting Graphs
Patterns
Functions of Functions
You can do Calculus!
Appendix B: Do It with a Raspberry Pi
Installing IPython
Making Sure Things Work
Training And Testing A Neural Network
Raspberry Pi Success!
Prologue
The Search for Intelligent Machines
For thousands of years, we humans have tried to understand how our own intelligence works and replicate it in some kind of machine - thinking machines.
We’ve not been satisfied by mechanical or electronic machines helping us with simple tasks - flint sparking fires, pulleys lifting heavy rocks, and calculators doing arithmetic.
Instead, we want to automate more challenging and complex tasks like grouping similar photos, recognising diseased cells from healthy ones, and even putting up a decent game of chess.
These tasks seem to require human intelligence, or at least a more mysterious deeper capability of the human mind not found in simple machines like calculators.
Machines with this human-like intelligence is such a seductive and powerful idea that our culture is full of fantasies, and fears, about it - the immensely capable but ultimately menacing HAL 9000 in Stanley Kubrick’s
2001: A Space Odyssey
, the crazed action
Terminator
robots and the talking KITT car with a cool personality fr ............
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