Toward viewing behavior for aerial scene categorization

Cognitive Research: Principles and Implications

Table 1 Summary of regression models at the image level

Estimate t value	Std. Error p value	Coefficient information (Organized as shown to the left; Intercept omitted)
Image statistic		Eye movement
Image statistic		Fixation duration		Number of fixations		FDM entropy		Saccade amplitude		GTE (Scanpath randomness)
Low	Low S.F			10.20 2.02	5.06 *					0.18 2.36	0.08 *
	High S.F					10.56 2.20	4.80 *
	Block_1 PCA	6.4e−03 2.45	2.6e−03 *	− 3.3e−04 − 2.01	1.6e−04 *	− 3.3e−04 − 3.09	1.1e−04 **	− 1.9e−04 − 2.04	9.5e−05 *
Mid	Homogeneity			− 1.99 − 3.20	0.62 **	− 1.46 − 3.41	0.43 ***	− 1.56 − 4.52	0.35 ***	4.4e−02 4.66	9.5e−03 ***
Mid	Block_5 PCA			− 8.3e−04 − 2.62	3.2e−04 **	− 7.2e−04 − 3.91	1.8e−04 ***	− 1.0e−03 − 4.46	2.3e−04 ***	1.5e−05 2.89	5.3e−06 **
High	Within Sim					− 0.73 − 1.80	0.41 = 0.073	− 1.61 − 3.22	0.50 **
	Across Sim					2.06 1.98	1.04 *
	FC_2 PCA			4.9e−03 2.05	2.4e−03 *	5.1e−03 3.4	1.5e−03 ***	6.0e−03 3.37	1.8e−03 ***	− 1.3e−04 − 3.36	4.0e−05 ***
Object	Critical object saliency	12.85 5.05	2.54 ***	− 0.96 − 5.47	0.18 ***					− 1.2e−02 − 4.42	2.7e−03 ***
Adjusted R²		0.15 (***)		0.42 (***)		0.35 (***)		0.20 (***)		0.16 (***)