In this video we walk through the process of training a convolutional neural net to classify images of rock, paper, & scissors. We do this using the Tensorflow & Keras libraries. This is a follow-up to the first video I posted on neural networks.
Introduction to Neural Nets: • Introduction to Neural...
Link to my code (github): github.com/KeithGalli/neural-...
Link to Google Colab file: colab.research.google.com/dri...
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Resources!
Learn more about CNNs
Good written overview: towardsdatascience.com/a-comp...
Good video overview (@CodeEmporium ): • Convolution Neural Net...
Illustrated Examples of CNNs: towardsdatascience.com/illust...
MNIST Example: keras.io/examples/mnist_cnn/
Learn more about TensorFlow datasets
www.tensorflow.org/datasets/o...
www.tensorflow.org/datasets/c...
Learn more about Kerastuner
Documentation: keras-team.github.io/keras-tu...
@sentdex : • Optimizing Neural Netw...
@krishnaik06 : • Tutorial 27- Create CN...
Practice your Python Pandas data science skills with problems on StrataScratch!
stratascratch.com/?via=keith
Join the Python Army to get access to perks!
RU-vid - / @keithgalli
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Video Timeline!
0:00 Video Overview
0:33 Getting Started (Setup & Installation)
2:24 Finding datasets to use
6:02 Data Preparation
10:26 Additional Data Prep (Convert data to NumPy format)
15:22 Reshape Data & Normalize values between 0-1
19:39 Train our first network to classify images
25:06 Convolutional Neural Net (CNN) approach
28:48 Using GPU on Google Colab (speed up training)
31:22 Improving our CNN (reduce image size, max pooling, dropout, etc)
40:18 Using Kerastuner to automatically pick best hyperparameters
52:50 Save & Load our models
54:16 Plot NumPy arrays as images
57:38 Convert JPG/PNG images to NumPy
1:00:20 Final thoughts
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3 июл 2024