A Strategy for Automatic Performance Tuning of Stencil Computations on GPUs

Table 6

Machine learning model accuracies.

	Absolute accuracy		Penalty-weighted accuracy
	NVIDIA	AMD	NVIDIA	AMD
Dimensions	0.87	0.81	0.98	0.96
Optimizations	0.91	0.80	0.99	0.97
Hybrid	0.88	0.88	0.99	0.98