SMMS Landslide

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2. SMMS 3. 6 (Rock and Soil Type) (Elevation and Slope) (Land Use and Cover) (Rain Fall) 3 4. SMMS Sun-Synchronous SMMS 649 CCD 4 (NIR, Red, Green, Blue) 30 711 CCD Hyper-Spectrum (HSI) 115 100 51 Hyper-Spectrum 5. : (NDVI) ( SMMS 19 2553) Ground Control Point ISODATA Spectrum Signature ( 30-31 2553) 6. CCD SMMS ISODATA GCP 7. 30 2553 31 2553 1 8 2 9 3 10 4 11 5 6 12 7 Spectrum 8. : ISODATA 1, 6, 7, 8, 9, 10 2, 3, 4, 11 12 5 CCD Spectrum 9. 8 Intensity Spectrometer 7 10. Spectrum Signature ()100 90 80 70 %Reflectance 60 50 %R 1 40%R 2 30 20 %R 3 100380480 580 680 780880980 Wavelength (nm) 100908070 %R 4 %Reflectance60 %R 5 5040 %R 6 30 %R 7 20 %R 8 10 0 %R 9 380 480 580680780 880980 Wavelength (nm) 8 7 11. Spectrum Signature ()100 90 80 %Reflectance70 60 50 40%R 10 30%R 11 20 100380480 580680780880980 Wavelength (nm) ISODATA 1. 2. Spectrum Digital Number ( Level 2) Reflectance 12. Geometric Correction Radiometric Correction NDVI Unsupervised Isodata ( Ground Truth) 3 2553 13. ( Training 14. Hyper Spectrum HSI () Spectrum Library 15. Hyper Spectrum 16. :12 G-DEM 30 CCD SMMS ( 19 2553)3 Global Mapper 17. : () 300-1,200 18. ( ) G-DEM 30 SMMS Global Mapper 300-2,500 19. G-DEM 20. Supervised Ground Truth G-DEM 21. HSI CCD HSI 22. : HSI SMMS ( 30 60) 23. SMMS www.facebook.com/SMMSThailand 24. Thank You for Your Attention Question??