Impact prediction model of acetone at various ignition advance by artificial neural network and response surface methodology techniques for spark ignition engine | Science and Technology for Energy Transition (STET)

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Table 13

Verification test with error proportion.

	BTE	BSFC	CO	HC	CO₂	NO_x	O₂
Optimal responses	41.023	0.207	0.686	116.33	14.46	1062.3	1.569
Test responses	41.004	0.209	0.703	125.98	14.53	1057.6	1.565
Error (%)	0.047	1.130	2.414	7.662	0.474	0.443	0.234

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