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Video overview
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Why use neural networks
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How neural nets work architecture basics
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Hyperparameter overview batch size, optimizer, dropout, learning rate, epochs
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How do we choose layers, neurons, & other parameters?
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Why do we need an activation function?
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What activation function should I use?
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Keras vs Tensorflow vs PyTorch
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Coding starts github & setup
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Writing our first neural network linear example
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Selecting optimizer & loss function model.compile
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Fitting training data to our model model.fit
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Shuffle order of training data
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Evaluate model on test data model.evaluate
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Example #2: Classifying quadratic data
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Example #3: Classifying 6 clusters of data try on your own
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Using network to predict a single data point model.predict
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Example #4: Classifying multiple labels at a time BinaryCrossentropy loss
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Example #5: Classifying our complex data from start of video
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Conclusion & Next steps of learning neural nets
Description:
Dive into a comprehensive tutorial on neural networks in Python using TensorFlow and Keras. Learn the fundamentals of neural network architecture, including input layers, hidden layers, and output layers. Explore key concepts such as hyperparameters, batch size, learning rate, optimizers, activation functions, and dropout. Gain practical experience through coding examples that progress from simple linear classifications to complex multi-label tasks. Discover how to load and process data, build and fit neural networks, and evaluate model performance. Follow along with hands-on exercises, including classifying quadratic data, clustering, and predicting single data points. By the end of this tutorial, acquire the essential knowledge and skills to start implementing neural networks for various classification tasks in Python.

Introduction to Neural Networks in Python - Tensorflow-Keras

Keith Galli
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