Fig. 10
From: New parameter of roundness R: circularity corrected by aspect ratio
Photographs and binary images of sediment particles. These were obtained from beach and slope environments and grain size ranges from −1.5 to 2.0 phi. Photographs of a beach sediments and b slope sediments (scoop length is 82 cm); photographs of prepared samples of c beach sediments and d slope deposits; binary images processed by ImageJ of e beach sediments and f slope deposits