5a–l shows the different outputs of the decision rule classification
for segregating mangrove forests from other land cover
classes. The HH composite images are of the rainy season. When the
XPR range was taken as 2–14 along with HH composite image, irrespective
of the date (cases 6–8, Table 2) major portion of the image
was picked up including the water bodies (Fig. 5a). When the XPR
range was set as 2–8 for single-date, fewer pixels were covered
for all land cover classes than that of 2–14