Integrating a Hive Triangle Pattern with Subpixel Analysis for Noncontact Measurement of Structural Dynamic Response by Using a Novel Image Processing Scheme

Table 1

The comparison of numerical simulation result.

	Simulation; case	Block^a	Execution time (s)	RMSE
Previous study [12]	1	64 × 280_30 × 30	26	0.595849723
	2	51 × 271_57 × 49	81	0.571394047
	3	55 × 275_49 × 42	64	0.590442405
	4	51 × 271_205 × 10	49	0.572254826
	5	160 × 120_120 × 30	76	0.726009534
	6	70 × 50_205 × 10	46	0.68851133
This work	7	51 × 271_57 × 49	16	0.554749224
	8	51 × 271_205 × 10	13	0.550491283

aThe datum denotes (Left) × (Top)_(Width) × (Height).