Question 126 of 280
Single answerYou are training an object detection model using a Cloud TPU v2. Training time is taking longer than expected. Based on this simplified trace obtained with a Cloud TPU profile, what action should you take to decrease training time in a cost-efficient way?
AMove from Cloud TPU v2 to Cloud TPU v3 and increase batch size.
BMove from Cloud TPU v2 to 8 NVIDIA V100 GPUs and increase batch size.
CRewrite your input function to resize and reshape the input images.
✓DRewrite your input function using parallel reads, parallel processing, and prefetch.
✓
Correct Answer: D
Rewrite your input function using parallel reads, parallel processing, and prefetch.
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Explanation
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