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License: MIT License
Population Based Training of Neural Network implemented in Keras
License: MIT License
Hello,
To understand PBT, I am using your github resources.
Launching the example_boston_ds.ipynb I got the following error.
Remark: no issue with the example_boston_ds.py
Please could you help me to solve it?
Best regards
IndexError Traceback (most recent call last)
in
13
14 res_gs = train_population(population, x_train, y_train, BATCH_SIZE,
---> 15 TOTAL_STEPS, STEPS_SAVE, VALIDATION_SPLIT)
16
17 show_results(res_gs)
~\Documents\Data Analytics\P_Deep_Learning\PBT\pbt\utils.py in train_population(population, x, y, batch_size, steps, steps_save, validation_split)
53 for idx, member in enumerate(population):
54 # One step of optimisation using hyperparameters of 'member'
---> 55 member.step_on_batch(x, y)
56 # Model evaluation
57 loss = member.eval_on_batch(x_val, y_val)
~\Documents\Data Analytics\P_Deep_Learning\PBT\pbt\members.py in step_on_batch(self, x, y)
70 """
71 scalars = self.model.train_on_batch(x, y)
---> 72 train_loss, _ = scalars[0], scalars[1:]
73 self.steps_cycle += 1
74 return train_loss
IndexError: invalid index to scalar variable.
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