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Hands-On Computer Vision with TensorFlow 2

You're reading from   Hands-On Computer Vision with TensorFlow 2 Leverage deep learning to create powerful image processing apps with TensorFlow 2.0 and Keras

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Product type Paperback
Published in May 2019
Publisher Packt
ISBN-13 9781788830645
Length 372 pages
Edition 1st Edition
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Authors (2):
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Eliot Andres Eliot Andres
Author Profile Icon Eliot Andres
Eliot Andres
Benjamin Planche Benjamin Planche
Author Profile Icon Benjamin Planche
Benjamin Planche
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Table of Contents (16) Chapters Close

Preface 1. Section 1: TensorFlow 2 and Deep Learning Applied to Computer Vision FREE CHAPTER
2. Computer Vision and Neural Networks 3. TensorFlow Basics and Training a Model 4. Modern Neural Networks 5. Section 2: State-of-the-Art Solutions for Classic Recognition Problems
6. Influential Classification Tools 7. Object Detection Models 8. Enhancing and Segmenting Images 9. Section 3: Advanced Concepts and New Frontiers of Computer Vision
10. Training on Complex and Scarce Datasets 11. Video and Recurrent Neural Networks 12. Optimizing Models and Deploying on Mobile Devices 13. Migrating from TensorFlow 1 to TensorFlow 2 14. Assessments 15. Other Books You May Enjoy

Chapter 7

  1. Given an a = [1, 2, 3] tensor and a b = [4, 5, 6] tensor, how can a tf.data pipeline that would output each value separately, from 1 to 6, be built?

The code is as follows:

dataset_a = tf.data.Dataset.from_tensor_slices(a)
dataset_b = tf.data.Dataset.from_tensor_slices(b)
dataset_ab = dataset_a.concatenate(dataset_b)
for element in dataset_ab:
print(element) # will print 1, then 2, ... until 6
  1. According to the documentation of tf.data.Options, how can you ensure that a dataset always returns samples in the same order, run after run?

The .experimental_deterministic attribute of tf.data.Options should be set to True before being passed to the dataset.

  1. Which domain adaptation methods that we introduced can be used when no target annotations are available for training?

Unsupervised domain adaptation methods should be considered, such as Learning Transferable Features with Deep Adaptation Networks, by Mingsheng Long et al. (from Tsinghua University...

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