USING HIGH SPATIAL RESOLUTION DIGITAL IMAGERY
Land Cover Classification of Reference Wetlands
Enhanced Levee Inspections - ERDC-TR-05-10015
Detailed Wetland Vegetation Mapping Over Blackwater Wildlife Refuge
IMAGE ACQUISITION
Figure 1. CAMIS model 4768P airborne digital multispectral sensor
Levee Inspections
Invasive Species Mapping
Figure 4. True-color and false color composites of Fisheating Bay, Monkey Box
IKONOS
AISA
Operating Modes
Downwelling irradiance measurement
Downwelling irradiance measurement-continue
Figure 7. Location and orientation of AISA flightlines over Blackwater Wildlife Refuge
IMAGE POST-PROCESSING
Figure 8. Raw false color CAMIS frame (top) and band registered false color CAMIS frame (bottom) Knapps Narrows, frame 106
Figure 9. Band registered true color CAMIS frame (top) and radiometrically corrected true color CAMIS frame (below)
Figure 10. True color, three-frame mosaic of Piney Creek (PIN) wetland
Figure 11. Knapps Narrows mosaic before and after geometric registration to DOQQ
Figure 13. Knapps Narrows and PIN mosaics after subsetting (or clipping)
Enhanced Levee Inspections - ERDC-TR-05-10034
Figure 14. Examples of (a) poor, and (b) good geometric registration
Figure 15. 4 September 2001 geo-registered mosaics
Figure 15. Continued
Figure 16. 17 July 2002 geo-registered mosaics
Figure 16. Continued
Geometric Correction
Radiometric Correction
Histogram Evaluation and Adjustment-continue
Figure 18. True color mosaic of uncorrected lines BLINE7E and BLINE8W
Figure 19. False color mosaic of uncorrected lines BLINE7E and BLINE8W
Figure 20. Flightlines BLINE7E and BLINE8W and their associated mean reflectance spectra, including background pixels
Figure 21. Flightlines BLINE7E and BLINE8W and their associated mean reflectance spectra, without background pixels
Reflectance-calibrated imagery
Specular Reflectance or Water Glint
Reduction in Data Dimensionality
Cross-Track Illumination Correction
Figure 22. Example of NDVI image
Figure 23. Flightline BLINE7E and BLINE8W and their associated mean reflectance spectra after removal of water pixels
Histogram Equalization - ERDC-TR-05-10053
Figure 24. Histogram equalization results between BLINE7E and BLINE8W
Mosaicking
Figure 26. Final mosaics for flightlines 1 through 5 acquired on 30 June 2000
Mosaicking-continue
FIELD DATA COLLECTION - ERDC-TR-05-10058
Figure 27. Location of field plots established during 9 December 2001 CAMIS image acquisition
Figure 28. Location of training sites within western part of northern mosaic
Figure 29. Location of training sites adjacent to Shorters Warf Road
Figure 30. ArcView shapefile polygons used to collect training spectra for classification of forest types
IMAGE CLASSIFICATION - ERDC-TR-05-10063
NDVI Mask for Poplar Island Restoration
Figure 31. NDVI image (left), NDVI histogram (upper right), and primary NVDI masks
Unsupervised Clustering
Figure 33. Results of unsupervised classification of each primary segment
Illustration - ERDC-TR-05-10068
Minimum Mapping Unit - ERDC-TR-05-10069
illustration - ERDC-TR-05-10070
Invasive Species Mapping at Lake Okeechobee, Florida - ERDC-TR-05-10071
Signature Separability
Minimum Mapping Unit - ERDC-TR-05-10073
Figure 36. Supervised classification results of CAMIS mosaics after application of the 144 pixel minimum mapping unit filter
IKONOS Image
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge - ERDC-TR-05-10076
Figure 37. Unsupervised classification results of IKONOS image after application of the nine-pixel minimum mapping unit filter
Signature Separability Analyses for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge
Figure 39. Spectral plots of low reflectance signatures used to classify the southern mosaic
Image Classification for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge
Maximum-Likelihood Classifier
Minimum Mapping Unit Filter for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge-continue
ACCURACY ASSESSMENT
Accuracy Assessment for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge-continue
OUTPUT PRODUCTS
Figure 41. Mosaic of Hell Hook Marsh showing significant holidays between flightlines
Land Cover Classes for Poplar Island Restoration
Land Cover Classes for Poplar Island Restoration-continue
Figure 43. False color composite for Cabin Cove
Figure 44. Class map for Cabin Cove after application of minimum mapping unit filter
Utility For Arcview Application for Enhanced Levee Inspections
Final Product for Lake Okeechobee
Results for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge
Figure 46. Final vegetation class map for southern mosaic
Figure 47. Final vegetation class map for northern mosaic
COSTS
Enhanced Levee Inspections-continue
Invasive Species Mapping at Lake Okeechobee, Florida - ERDC-TR-05-10098
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge - ERDC-TR-05-10099
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge-continue - ERDC-TR-05-10100
CONCLUSIONS AND RECOMMENDATIONS - ERDC-TR-05-10101
Invasive Species Mapping at Lake Okeechobee, Florida - ERDC-TR-05-10102
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge - ERDC-TR-05-10103
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge-continue - ERDC-TR-05-10104
Report Documentation Page - ERDC-TR-05-10105
ERDC-TR-05-1
Land Cover Classification of Reference Wetlands
Enhanced Levee Inspections - ERDC-TR-05-10015
Detailed Wetland Vegetation Mapping Over Blackwater Wildlife Refuge
IMAGE ACQUISITION
Figure 1. CAMIS model 4768P airborne digital multispectral sensor
Levee Inspections
Invasive Species Mapping
Figure 4. True-color and false color composites of Fisheating Bay, Monkey Box
IKONOS
AISA
Operating Modes
Downwelling irradiance measurement
Downwelling irradiance measurement-continue
Figure 7. Location and orientation of AISA flightlines over Blackwater Wildlife Refuge
IMAGE POST-PROCESSING
Figure 8. Raw false color CAMIS frame (top) and band registered false color CAMIS frame (bottom) Knapps Narrows, frame 106
Figure 9. Band registered true color CAMIS frame (top) and radiometrically corrected true color CAMIS frame (below)
Figure 10. True color, three-frame mosaic of Piney Creek (PIN) wetland
Figure 11. Knapps Narrows mosaic before and after geometric registration to DOQQ
Figure 13. Knapps Narrows and PIN mosaics after subsetting (or clipping)
Enhanced Levee Inspections - ERDC-TR-05-10034
Figure 14. Examples of (a) poor, and (b) good geometric registration
Figure 15. 4 September 2001 geo-registered mosaics
Figure 15. Continued
Figure 16. 17 July 2002 geo-registered mosaics
Figure 16. Continued
Geometric Correction
Radiometric Correction
Histogram Evaluation and Adjustment-continue
Figure 18. True color mosaic of uncorrected lines BLINE7E and BLINE8W
Figure 19. False color mosaic of uncorrected lines BLINE7E and BLINE8W
Figure 20. Flightlines BLINE7E and BLINE8W and their associated mean reflectance spectra, including background pixels
Figure 21. Flightlines BLINE7E and BLINE8W and their associated mean reflectance spectra, without background pixels
Reflectance-calibrated imagery
Specular Reflectance or Water Glint
Reduction in Data Dimensionality
Cross-Track Illumination Correction
Figure 22. Example of NDVI image
Figure 23. Flightline BLINE7E and BLINE8W and their associated mean reflectance spectra after removal of water pixels
Histogram Equalization - ERDC-TR-05-10053
Figure 24. Histogram equalization results between BLINE7E and BLINE8W
Mosaicking
Figure 26. Final mosaics for flightlines 1 through 5 acquired on 30 June 2000
Mosaicking-continue
FIELD DATA COLLECTION - ERDC-TR-05-10058
Figure 27. Location of field plots established during 9 December 2001 CAMIS image acquisition
Figure 28. Location of training sites within western part of northern mosaic
Figure 29. Location of training sites adjacent to Shorters Warf Road
Figure 30. ArcView shapefile polygons used to collect training spectra for classification of forest types
IMAGE CLASSIFICATION - ERDC-TR-05-10063
NDVI Mask for Poplar Island Restoration
Figure 31. NDVI image (left), NDVI histogram (upper right), and primary NVDI masks
Unsupervised Clustering
Figure 33. Results of unsupervised classification of each primary segment
Illustration - ERDC-TR-05-10068
Minimum Mapping Unit - ERDC-TR-05-10069
illustration - ERDC-TR-05-10070
Invasive Species Mapping at Lake Okeechobee, Florida - ERDC-TR-05-10071
Signature Separability
Minimum Mapping Unit - ERDC-TR-05-10073
Figure 36. Supervised classification results of CAMIS mosaics after application of the 144 pixel minimum mapping unit filter
IKONOS Image
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge - ERDC-TR-05-10076
Figure 37. Unsupervised classification results of IKONOS image after application of the nine-pixel minimum mapping unit filter
Signature Separability Analyses for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge
Figure 39. Spectral plots of low reflectance signatures used to classify the southern mosaic
Image Classification for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge
Maximum-Likelihood Classifier
Minimum Mapping Unit Filter for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge-continue
ACCURACY ASSESSMENT
Accuracy Assessment for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge-continue
OUTPUT PRODUCTS
Figure 41. Mosaic of Hell Hook Marsh showing significant holidays between flightlines
Land Cover Classes for Poplar Island Restoration
Land Cover Classes for Poplar Island Restoration-continue
Figure 43. False color composite for Cabin Cove
Figure 44. Class map for Cabin Cove after application of minimum mapping unit filter
Utility For Arcview Application for Enhanced Levee Inspections
Final Product for Lake Okeechobee
Results for Wetland Vegetation Mapping Over Blackwater Wildlife Refuge
Figure 46. Final vegetation class map for southern mosaic
Figure 47. Final vegetation class map for northern mosaic
COSTS
Enhanced Levee Inspections-continue
Invasive Species Mapping at Lake Okeechobee, Florida - ERDC-TR-05-10098
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge - ERDC-TR-05-10099
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge-continue - ERDC-TR-05-10100
CONCLUSIONS AND RECOMMENDATIONS - ERDC-TR-05-10101
Invasive Species Mapping at Lake Okeechobee, Florida - ERDC-TR-05-10102
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge - ERDC-TR-05-10103
Wetland Vegetation Mapping Over Blackwater Wildlife Refuge-continue - ERDC-TR-05-10104
Report Documentation Page - ERDC-TR-05-10105
ERDC-TR-05-1
