Progress in Earth and Planetary Science

Table 1 Result of principle component analysis (PCA) for the samples from the Kushida River Delta. Factor loadings and contribution values are shown

From: Reconstruction of sediment-transport pathways on a modern microtidal coast by a new grain-size trend analysis method

	PC1	PC2	PC3	PC4	PC5	PC6
Median grain size	0.93	− 0.23	− 0.04	− 0.14	− 0.15	0.20
CV	− 0.92	0.23	0.16	− 0.05	0.21	0.17
Skewness	− 0.57	− 0.65	0.33	0.38	− 0.11	0.03
Kurtosis	− 0.58	− 0.66	− 0.02	− 0.47	0.01	− 0.04
Mud log-ratio	0.65	0.09	0.74	− 0.15	0.06	− 0.04
Gravel log-ratio	− 0.79	0.50	0.16	− 0.15	− 0.30	0.00
Contribution (%)	56.77	20.32	11.76	7.15	2.78	1.23

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