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7/25/2019 Dr Inoue Japan 2015 DRRM WS
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What is UAV (Unmanned Aerial Vehicle)?
Our small UAVs
iQ42 0
Military Drone (13m)100,000,000 USD
Chemical Spray (2m)100,000 USD
Full-spec Multicopter(1m)10,000 USD
Payload: 500g, Price 1,000 USDMulticopter Fixed-wing plane
50 cm Size 1 m30 km/h Speed 60 km/h
10 min Time 30 min
5 km Distance 30 km
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APM Flight Controller (350 USD) and Mission Planner (free)
Our Autopilot System
could be used tocontrol any size of drones
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Flight Regulation for Small UAV in JapanGround altitude limit
Limit surface near airport (fig. below)250m outside air routes150m in most areas
More strict regulations for
Safety, Privacy, and Securityare under discussion
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Cameras on UAV
Still and movie for picturing1) Raw images and2) 3D Surface Model
by SfM/MVS
Other possible on-board sensors
1) Night scope (infrared)2) Thermo-camera (infrared)3) LiDAR for topo4) Dual frequency GNSS
Ricoh GR GoPro
Agisoft PhotoScan
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VerticalResolusion
Topo Data
10 m Conventional 1/50,000
1 m Airborne IFSAR
10 cmLiDARDTM
Photo DSM
“Going low altitude and high resolution”
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Digital
SurfaceModel
GCP (GroundControl Point)
Cameras at 100m
Coastal Topo for Tsunami/Storm Surge inundation modeling
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2m contour interval
Digital Surface Model
Height resolution ~ 1/1,000 of ground altitude(e.g. 10cm resolution from 100m ground altitude)
RTK GPS
Height accuracy isimportant fordisaster risk
assessment
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Field Survey Handheld Tool with GPS
Building locations and classifications
Building Exposure Database forEarthquake Risk Assessment by PHIVOLCS
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Cloud
LowResolution
Copyright
GoogleEarth Image of Iriga-City, Philippines
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Orthomosaic
GCP
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Ash SamplerReady
Charge
Arm
Fly
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3D modeling
Damage survey of Oct. 2013
Bohol Earthquake M7.2
Baclayon Church
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Debris Flow Disaster in Hiroshima, August 2014Rapid UAV survey requested by the fire departmentand self-defence forces rescue
Orthomosaic photo of the debrissuperimposed to residential mapSelf-Defence Forces
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Fell down from 5m only
Hit concretefloor from 4m
Crash from 20mby unknown reason
Wrong preset altitude
100m 100m
30m
Take-off/Landing
Abnormaldecentin wind
Accidents are mostly caused by humanerrors including misjudgment of situation
Challenge 1: Safety
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