DocumentCode
2241094
Title
Analysis of fisheye photography for monitoring canopy structure during larch sawfly outbreak
Author
Kubo, M. ; Gavrilov, S. ; Muramoto, K. ; Kamata, N.
Author_Institution
Grad. Sch. of Natural Sci. & Technol., Kanazawa Univ., Kanazawa, Japan
fYear
2012
fDate
22-27 July 2012
Firstpage
6352
Lastpage
6355
Abstract
During an outbreak of the larch sawfly in Hokkaido, Japan, it was demonstrated that hemispherical photography could detect defoliation, measured as changes in vegetation index (NDVI).
Keywords
geophysical image processing; photogrammetry; vegetation mapping; Hokkaido; Japan; NDVI; canopy structure; defoliation; fisheye photography; hemispherical photography; larch sawfly outbreak; vegetation index; Educational institutions; Indexes; Meteorology; Monitoring; Photography; Vegetation; Vegetation mapping; NDVI; fisheye camera; hemispherical photography; larch sawfly; thresholding;
fLanguage
English
Publisher
ieee
Conference_Titel
Geoscience and Remote Sensing Symposium (IGARSS), 2012 IEEE International
Conference_Location
Munich
ISSN
2153-6996
Print_ISBN
978-1-4673-1160-1
Electronic_ISBN
2153-6996
Type
conf
DOI
10.1109/IGARSS.2012.6352713
Filename
6352713
Link To Document