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Investigation of river-bed materials• Comparison of TLS detection with ground-basedconventional surveyPoint No.2Sampling surveyEnlarged TLS imagePoint No.1•Sampling frame33m•Diameter measurement(100 samples) Comparison of gravel diameter between TLSand ground surveyMeandiameter(cm)Major axisMedium axisMinor axisd60Groundsurvey15.5811.075.7073.66NO.1TLSestimation26.6514.82-93.79GroundSurvey5.183.802.1358.49NO.2TLSestimation14.199.99-66.64
Mapping of river-bed material & forestheight with TLS dataRiverbed gravel size classification•Under 2cm•210cm•1020cm•2080cm•2cm with grassForest canopy height•Over 20m•1520m•5m15m•Under 5m (shrub)•Under 5m (nursery tree) •Agricultural field (under 5m)
Page 3: Contents of Project-22.1 Remote Sen
Page 6 and 7: Studies at PWRIrelated to2.1 Remote
Page 8 and 9: Study area (Chuetsu District of the
Page 10 and 11: Relationship between normalizedsumm
Page 12 and 13: SWE-rank classification map(1997-98
Page 14 and 15: Studies at PWRIrelated to2.1 Remote
Page 16 and 17: 2. River monitoring1)Super high-res
Page 18 and 19: Land cover classification and detec
Page 20 and 21: Contents of TLS studies at PWRI•
Page 22 and 23: Topography mapping with TLSwith thr
Page 26 and 27: Potential to mapping riverbed topog
Page 28 and 29: Main water-stage observatoriesnear
Page 30 and 31: Study AreaCambodia, Tonle Sap Lake
Page 33 and 34: Estimation of flood inundationof th
Page 35 and 36: BackgroundDistributed-parameter mod
Page 37 and 38: Development of basin-wide distribut
Page 39 and 40: Characteristics of hydrologicproces
Page 41 and 42: Actual evapotranspiration (Ea)= Pen
Page 43 and 44: Net Radiation: Rn ’ ’”
Page 45 and 46: Soil moisture accounting (wet perio
Page 48 and 49: Location of the254km 2Kusaki-Damwat
Page 50 and 51: River-channel networks for Kusaki-D
Page 52 and 53: NDVI map for the Kusaki-Dam watersh
Page 54 and 55: Vegetation cover ratio map based on
Page 56 and 57: Long-termstreamflowsimulation witht
Page 58 and 59: Long-term streamflow simulationwith
Page 60 and 61: Characteristics of WEHY model• He
Page 62 and 63: Model computational unitsSoilparame
Page 64 and 65: Field survey for ground-truth data
Page 66 and 67: Verification cases of WEHY modelat
Page 68 and 69: Conclusions• A priori estimation
Page 70 and 71: General weather situation• Autu
Page 72 and 73: 1 Collect the rainfall data Ho
Page 74 and 75:
2DD (Depth-Duration) analysis• So
Page 76 and 77:
2DD analysis (based on hour data)Ra
Page 78 and 79:
24-hour maximum areal rainfall extr
Page 80 and 81:
Analysis of the Tokai-storm DAD cur
Page 82 and 83:
Conclusion (1 of 2)• Tokai-storm
Page 84:
Future subjects• Establishment of
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