(ドローン)による森林計測 1.11..1.アジア航測の森林 …

1 UAV( ) 29 2 7 UAVUAVUAVUAV 3 UAV( ) REDD 5 6 7 5 10 10 15 15 20 8 DCHM y = = <= survey data DBH(cm)9y = = = = = = DBH cm m2 Sr<= <Sr<= >17 Canopy area size( )Field survey data DBH(cm) 10We can easily find where we must can understand the volume in this basin and polygon base.

2 (AAS original technique)Valley dark red ridge bright 11roadSoil saving dam 12 eBee (senseFly)YANMAR4 6 2222 UAVUAVUAVUAV S900 DJI8 2222 UAVUAVUAVUAV Cannon EOS Cannon EOS Cannon EOS Cannon EOS ----1D1D1D1 DRICOH GRRICOH GRRICOH GRRICOH GRRieglRieglRieglRiegl VUXVUXVUXVUX----1111 VelodyneVelodyneVelodyneVelodyne VLPVLPVLPVLP----16 16 16 16 2222 UAVUAVUAVUAV i-Construction

3 (1)(1)(1)(1) 16(1)(1)(1)(1) (2)(2)(2)(2) 3333 (3)UAV(3)UAV(3)UAV(3)UAV (4)(4)(4)(4) Phantom2V+Phantom2V+Phantom2V+Phantom2V+ Phantom3 Phantom3 Phantom3 Phantom3 DJIDJIDJIDJI PhotoscanPhotoscanPhotoscanPhotoscan TNT/TNT/TNT/TNT/MipsMipsMipsMips 17(1) 18 3 SSSS tructure ffffrom MMMM otion 3333 193333 (1) 201 Forest stand structure by Point cloudTeak plantation before thinning 2014/10(1) 21 After thinning 2015/11 Ortho photoTree cutGround is more visible by thinning and leaf fallCrop, grassTurned leaf colorUAVUAVUAVUAV (1) 22 UAV Ortho Photo Google earth ?

4 RapidEye 5mRapidEye(1) DSM (m)(2) 24 Tree heightTree heightTree heightTree heightTree topTree topTree topTree topGroundGroundGroundGround 25 NoForest typeTree height (m)Inventory Point data1111 Open = - = data (m)Point data (m)Point data (m)Point data (m)268888 Closed data (m)Point data (m)Point data (m)Point data (m)Inventory (m)Inventory (m)Inventory (m)Inventory (m)DSMDSMDSMDSMDTMDTMDTMDTM(3) DSM DTM 27 DSMDSMDSMDSMDTMDTMDTMDTMDCHMDCHMDCHMDCHM subtractsubtractsubtractsubtract UAV RIEGLRIEGLRIEGLRIEGL VUXVUXVUXVUX----1111 VelodyneVelodyneVelodyneVelodyne VLPVLPVLPVLP----16161616 28 900m900m900m900m 100m100m100m100m 500 KHz500 KHz500 KHz500 KHz300 KHz300 KHz300 KHz300 KHz 2500250025002500 120120120120 FirstFirstFirstFirst LASTLASTLASTLASTSTRONGSTRONGSTRONGSTRONG LASTLASTLASTLAST ( ) ( ) ( ) ( )

5 UAVUAVUAVUAV RieglRieglRieglRiegl VUXVUXVUXVUX----1111 GoogleEarth (2014/11/4 233 UAV 236 ( ) ( ) ( ) ( )UAV Velodyne VLP-16 SfM)

6 UAV 1 20 UAV ha ha ha ha service