CLASSIFICATION OF DETAILED FLOODPLAIN VEGETATION LAND COVER BY COMBINING SUB-PIXEL AND OBJECT-BASED IMAGE ANALYSIS IN THE LOWER AMAZONIAN FLOODPLAIN A Technical Paper Presented to the Faculty of Natural Sciences and Mathematics University of Denver ________________ In Partial Fulfillment of the Requirements for the Degree Master of Science in Geographic Information Science ________________ by Katrina E. Waechter August 5, 2015 Advisor: Dr. Rebecca L. Powell