Evaluation of the Threshold for an Improved Surface Water Extraction Index Using Optical Remote Sensing Data

Figure 11

Results of water and nonwater classification based on the natural break threshold (AWEI ≥ −0.232): (a, b) Maninjau Lake; (c, d) Singkarak Lake; (e, f) Kerinci Lake; (g, h) Rawa Danau; (i, j) Rawa Pening Lake; (k, l) Batur Lake; (m, n) Sentarum Lake; and (o, p) Jempang Lake.