teaching 3d model generation using structure from motion surveying in the field
TRANSCRIPT
Teaching3DmodelgenerationusingStructurefromMotion
surveyinginthefield
CScottWatsonJuliePeacock
Agisoft Photoscan (30daytrial)– forproducingthe3Dpointcloud
VisualSFM,alternativefreewarethatdoesasimilarjob.
sketchfab.comhttps://sketchfab.com/rocky_glaciers
CloudCompare forthepointclouddifferencing (freeware)
Useagain?
InField Processing
‘Alittletrickywhentheslopewassteep’
‘Itwasjustlayingoutafewmetrerulesandtaking
photos’
‘Tookalongtime,mainlyduetothelaptopsprocessing
speed’
‘Weonlyhadafewhourstodoitinandrequiredalot
ofspecialisttechniques‘
‘Yes,Iplantoincludeinmy
projectontheNewZealandfieldtrip’
‘Iwoulddefinitelyuse again…IfI
hadn'tuseditonthetripwouldn’twanttoasitdoes
lookabitintimidating’
Carrifran – SouthernUplands- rewilding