Assessing Woody Plant Invasions in Portuguese Mountain Forests through Knowledge-Based Object Oriented Remote Sensing

Susana Alves, Bruno Marcos, João Goncalves, João Pradinho Honrado, Joana Vicente, Rui F. Fernandes, Richard Lucas, Ana Claúdia Teodoro, Antonio T. Monteiro

Research output: Contribution to conferencePaper

Abstract

To identify the extent and true underlying driving forces is essential to understand processes behind biological invasions and generate policy initiatives contrasting invasion threats to biodiversity. Woody invasion by Acacia dealbata is a major process occurring and forecasted in Portuguese mountain landscape (Fernandes et al. 2014). This study tried to improve comprehension on woody invasion by Acacia dealbata using WorldView2 very high resolution (VHR) data. Three main questions were addressed: 1) Can we identify accurately dominant woody invasion processes from space with VHR data under object-oriented paradigm? 2) What spatial distribution models (SDMs) tell us about woody invasion? Observed vs Predicted 3) Which are predominant bio-physical patterns of woody invaded areas?
Original languageEnglish
DOIs
Publication statusPublished - 31 Jul 2015
Externally publishedYes
Event2015 International Geoscience and Remote Sensing Symposium: Understanding the Earth for a Safer World - Milan, Italy
Duration: 26 Jul 201531 Jul 2015

Conference

Conference2015 International Geoscience and Remote Sensing Symposium
Abbreviated titleIGARSS 2015
Country/TerritoryItaly
CityMilan
Period26 Jul 201531 Jul 2015

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