1、Approved for public release;distribution is unlimited.PURPOSE:The purpose of this study is to demonstrate the application potential of using unmanned aerial systems(UAS)combined with a time series of moderately high-resolution satellite imagery for mapping ecological restoration progress and resulti
2、ng land cover changes.This technical note addresses a project under the US Army Corps of Engineers Ecosystem Management and Restoration Research Project(EMRRP)focusing on image acquisition and assessment,digital image processing techniques,analytical methodology,geospatial product development,and do
3、cumentation of best practice for future data acquisition and analysis in support of ecological management efforts.BACKGROUND:This investigation has been developed by the US Army Engineer Research and Development Center(ERDC)Geospatial Research Lab(GRL)in response to a Statement of Need(SON)presented
4、 to the 2017 Environmental Research Area Review Group entitled“Evaluation and Optimization of Unmanned Aircraft Systems to Sense,Identify,and Map in Aquatic Systems”(2017-ER-17).Monitoring the distribution of vegetative cover is an integral element in the planning and implementation of both small an
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