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Deep Learning with Microsoft Cognitive Toolkit Quick Start Guide

You're reading from   Deep Learning with Microsoft Cognitive Toolkit Quick Start Guide A practical guide to building neural networks using Microsoft's open source deep learning framework

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Product type Paperback
Published in Mar 2019
Publisher Packt
ISBN-13 9781789802993
Length 208 pages
Edition 1st Edition
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Author (1):
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Willem Meints Willem Meints
Author Profile Icon Willem Meints
Willem Meints
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Table of Contents (9) Chapters Close

Preface 1. Getting Started with CNTK FREE CHAPTER 2. Building Neural Networks with CNTK 3. Getting Data into Your Neural Network 4. Validating Model Performance 5. Working with Images 6. Working with Time Series Data 7. Deploying Models to Production 8. Other Books You May Enjoy

Basic neural network concepts in CNTK

In the previous chapter, we looked at the basic concepts of a neural network. Let's map the concepts we've learned to components in the CNTK library, and discover how you can use these concepts to build your own model.

Building neural networks using layer functions

Neural networks are made using several layers of neurons. In CNTK, we can model the layers of a neural network using layer functions defined in the layers module. A layer function in CNTK looks like a regular function. For example, you can create the most basic layer type, Dense, with one line of code:

from cntk.layers import Dense
from cntk import input_variable

features = input_variable(100)
layer = Dense(50)(features...
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