discussion session land cover and forest monitoring 2013 pacific islands gis/rs user conference 18th...
TRANSCRIPT
![Page 1: Discussion Session Land Cover and Forest Monitoring 2013 Pacific Islands GIS/RS User Conference 18th – 22nd November Suva, Fiji Islands Vilisi Tokalauvere](https://reader035.vdocuments.us/reader035/viewer/2022062717/56649e4b5503460f94b3f1c2/html5/thumbnails/1.jpg)
Discussion Session
Land Cover and Forest Monitoring
2013 Pacific Islands GIS/RS User Conference18th – 22nd NovemberSuva, Fiji Islands
Vilisi TokalauvereGIS/RS Officer
SOPAC DIVISIONSecretariat of the Pacific Community
![Page 2: Discussion Session Land Cover and Forest Monitoring 2013 Pacific Islands GIS/RS User Conference 18th – 22nd November Suva, Fiji Islands Vilisi Tokalauvere](https://reader035.vdocuments.us/reader035/viewer/2022062717/56649e4b5503460f94b3f1c2/html5/thumbnails/2.jpg)
The need
For Food SecurityFAO ReportingBio-fuel ProjectsClimate Change
Carbon StockLand Cover has to be reported
2013 Pacific Islands GIS/RS User Conference
![Page 3: Discussion Session Land Cover and Forest Monitoring 2013 Pacific Islands GIS/RS User Conference 18th – 22nd November Suva, Fiji Islands Vilisi Tokalauvere](https://reader035.vdocuments.us/reader035/viewer/2022062717/56649e4b5503460f94b3f1c2/html5/thumbnails/3.jpg)
Main Problems
Texture analysis requires high-resolution image data
Cloud cover still problem Image segmentation necessary Signature database missing No capacity in PIC
2013 Pacific Islands GIS/RS User Conference
![Page 4: Discussion Session Land Cover and Forest Monitoring 2013 Pacific Islands GIS/RS User Conference 18th – 22nd November Suva, Fiji Islands Vilisi Tokalauvere](https://reader035.vdocuments.us/reader035/viewer/2022062717/56649e4b5503460f94b3f1c2/html5/thumbnails/4.jpg)
Display QuickBird Data
Texture of pan-sharpened QuickBird data allows to separate palm and natural forest
Texture of pan-sharpened QuickBird data allows to separate palm and natural forest
![Page 5: Discussion Session Land Cover and Forest Monitoring 2013 Pacific Islands GIS/RS User Conference 18th – 22nd November Suva, Fiji Islands Vilisi Tokalauvere](https://reader035.vdocuments.us/reader035/viewer/2022062717/56649e4b5503460f94b3f1c2/html5/thumbnails/5.jpg)
Spectral SeparationSpectral Separation
Pandanas
Shrub
BananasBreadfruit
![Page 6: Discussion Session Land Cover and Forest Monitoring 2013 Pacific Islands GIS/RS User Conference 18th – 22nd November Suva, Fiji Islands Vilisi Tokalauvere](https://reader035.vdocuments.us/reader035/viewer/2022062717/56649e4b5503460f94b3f1c2/html5/thumbnails/6.jpg)
Reflection over Vegetation
RGB NIR
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1 2 3 4
BANDS
RE
FL
EC
TIO
N
Coconut
Breadfruit
Pandanus
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Visual Interpretation Vs Semi Automatic Classification.