January 2018
Beginner to intermediate
284 pages
8h 35m
English
Content preview from Deep Learning Essentials
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TensorFlow setup and key concepts
We recommend readers follow the instructions at https://www.tensorflow.org/install/ to install TensorFlow. We will use Python as our programming language. There are mainly three key concepts that are used in the code sample:
- Tensor: Tensor is the central data unit in TensorFlow. We may think of it as a matrix of any number of dimensions. The entries within the tensor are primitive values. For example, see the following:
5 is a scalar and a rank 0 tensor[[0, 1, 2], [3, 4, 5]] is a matrix with shape [2, 3] and a rank 2 tensor
- TensorFlow session: A TensorFlow session encapsulates the control and state of the TensorFlow runtime.
- Computation graph: A set of TensorFlow operations that are arranged into a computation ...
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