Transcript
![Page 1: Dynamic Land Surface Classification in Microwave Frequencies Yudong Tian, Hasan Jackson, Christa D. Peters-Lidard, and Kenneth W. Harrison](https://reader036.vdocuments.net/reader036/viewer/2022062803/56649f1d5503460f94c33b66/html5/thumbnails/1.jpg)
Dynamic Land Surface Classification in Microwave Frequencies
Yudong Tian, Hasan Jackson, Christa D. Peters-Lidard, and Kenneth W.
Harrison
![Page 2: Dynamic Land Surface Classification in Microwave Frequencies Yudong Tian, Hasan Jackson, Christa D. Peters-Lidard, and Kenneth W. Harrison](https://reader036.vdocuments.net/reader036/viewer/2022062803/56649f1d5503460f94c33b66/html5/thumbnails/2.jpg)
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1. Motivation: S1 uses TELSEM-based static surface
classes. They will miss dynamic changes: snow,
freeze/thaw, flooding, etc.
2. Method: some Tb indices can tell surface characteristics
in real-time.
3. Data: AMSR-E Tb
![Page 3: Dynamic Land Surface Classification in Microwave Frequencies Yudong Tian, Hasan Jackson, Christa D. Peters-Lidard, and Kenneth W. Harrison](https://reader036.vdocuments.net/reader036/viewer/2022062803/56649f1d5503460f94c33b66/html5/thumbnails/3.jpg)
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Two Tb indices can jointly differentiate different surface
types
SSI=Tb18V-Tb36V
![Page 4: Dynamic Land Surface Classification in Microwave Frequencies Yudong Tian, Hasan Jackson, Christa D. Peters-Lidard, and Kenneth W. Harrison](https://reader036.vdocuments.net/reader036/viewer/2022062803/56649f1d5503460f94c33b66/html5/thumbnails/4.jpg)
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Partition of MPDI-SSI space into 9 classes
![Page 5: Dynamic Land Surface Classification in Microwave Frequencies Yudong Tian, Hasan Jackson, Christa D. Peters-Lidard, and Kenneth W. Harrison](https://reader036.vdocuments.net/reader036/viewer/2022062803/56649f1d5503460f94c33b66/html5/thumbnails/5.jpg)
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![Page 6: Dynamic Land Surface Classification in Microwave Frequencies Yudong Tian, Hasan Jackson, Christa D. Peters-Lidard, and Kenneth W. Harrison](https://reader036.vdocuments.net/reader036/viewer/2022062803/56649f1d5503460f94c33b66/html5/thumbnails/6.jpg)
Summary:
1. Proposed and tested a new classification scheme
2. Can be used in real-time with Tb data only.
3. Can capture day-to-day class variations.