Google Professional Machine Learning Engineer

Google Professional Machine Learning Engineer

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You are training an object detection model using a Cloud TPU v2 in a project with tight budget constraints and a deadline approaching. The training process is taking significantly longer than expected, and initial profiling indicates that the input data processing is a bottleneck. You need to implement a cost-effective solution that reduces training time without requiring expensive hardware upgrades. Which of the following measures would be the BEST to address this issue? (Choose one)