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TensorFlow implementation of "Accurate, Large Minibatch SGD: Training ImageNet in 1 Hour"

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[TensorFlow 2] Accurate, Large Minibatch SGD: Training ImageNet in 1 Hour

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Concept

Learning Rate Warm-Up strategy [1].

Training

Accuracy, Loss, and Learning Rate graph in training procedure.

Performance

Indicator Value
Accuracy 0.98570
Precision 0.98572
Recall 0.98561
F1-Score 0.98564
Confusion Matrix
[[ 972    0    1    0    0    0    3    2    2    0]
 [   0 1123    3    2    3    1    0    0    3    0]
 [   2    2 1021    1    1    0    0    1    3    1]
 [   0    0    0 1003    0    3    0    1    3    0]
 [   0    0    1    0  973    0    0    0    2    6]
 [   2    0    0    7    0  873    2    0    4    4]
 [   4    1    0    1    1    2  943    0    6    0]
 [   0    4    6    4    1    0    0 1006    2    5]
 [   3    0    3    2    0    0    0    1  962    3]
 [   3    2    0    5    7    2    0    3    6  981]]
Class-0 | Precision: 0.98580, Recall: 0.99184, F1-Score: 0.98881
Class-1 | Precision: 0.99205, Recall: 0.98943, F1-Score: 0.99074
Class-2 | Precision: 0.98647, Recall: 0.98934, F1-Score: 0.98791
Class-3 | Precision: 0.97854, Recall: 0.99307, F1-Score: 0.98575
Class-4 | Precision: 0.98682, Recall: 0.99084, F1-Score: 0.98882
Class-5 | Precision: 0.99092, Recall: 0.97870, F1-Score: 0.98477
Class-6 | Precision: 0.99473, Recall: 0.98434, F1-Score: 0.98951
Class-7 | Precision: 0.99211, Recall: 0.97860, F1-Score: 0.98531
Class-8 | Precision: 0.96878, Recall: 0.98768, F1-Score: 0.97814
Class-9 | Precision: 0.98100, Recall: 0.97225, F1-Score: 0.97661

Total | Accuracy: 0.98570, Precision: 0.98572, Recall: 0.98561, F1-Score: 0.98564

Requirements

  • Python 3.7.6
  • Tensorflow 2.1.0
  • Numpy 1.18.1
  • Matplotlib 3.1.3

Reference

[1] Priya Goyal et al. (2017). Accurate, Large Minibatch SGD: Training ImageNet in 1 Hour. arXiv preprint arXiv:1706.02677.

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TensorFlow implementation of "Accurate, Large Minibatch SGD: Training ImageNet in 1 Hour"

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