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The Thematic Mapper onboard Landsat 4, 5, and Enhanced Thematic Mapper Plus ($\text{TM/ETM}+$) onboard Landsat 7 have frequency bands (green and SWIR) to effectively measure water body extents and their changes via the Modified Normalized Difference Water Index (MNDWI). Here, we developed a technique, called the thematic imagery-altimetry system (TIAS), to infer the vertical water changes from MNDWI...
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