Monitoring of Namibian Encroacher Bush Using Computer Vision

In Namibia, the encroachment by a native, but invasive bush on Savannah land leads to both environmental and economic loss. This invasive bush is, however, suitable for harvesting as a source of biomass for local industry. Harvesting biomass from the invasive bush has been shown to restore biodivers...

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Main Authors: Pascal Marggraff, Martin Philip Venter
Format: Article
Language:English
Published: MDPI AG 2020-03-01
Series:AgriEngineering
Subjects:
Online Access:https://www.mdpi.com/2624-7402/2/2/13
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author Pascal Marggraff
Martin Philip Venter
author_facet Pascal Marggraff
Martin Philip Venter
author_sort Pascal Marggraff
collection DOAJ
description In Namibia, the encroachment by a native, but invasive bush on Savannah land leads to both environmental and economic loss. This invasive bush is, however, suitable for harvesting as a source of biomass for local industry. Harvesting biomass from the invasive bush has been shown to restore biodiversity, improve water conservation efforts, and restore grazing lands. Beyond the environmental benefits of removing the invasive bush, the raw biomass harvested is amenable to simple value-added production. Although some efforts are underway to make use of harvested biomass, current harvesting practices are not selective enough to meet governmental requirements intended to protect several species of local fauna and flora. Limitations, such as a lack of knowledge, during the harvesting process, can be overcome to a significant degree through the introduction of a smart application. This can integrate geographical context with computer vision to provide a ground-level tool for the identification of areas suitable for harvesting. This study shows that this tool can identify indigenous taxonomies with an accuracy of 76%.
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spelling doaj.art-b360d6fc75784b0b859ac828b044da502023-11-19T20:17:47ZengMDPI AGAgriEngineering2624-74022020-03-012221322510.3390/agriengineering2020013Monitoring of Namibian Encroacher Bush Using Computer VisionPascal Marggraff0Martin Philip Venter1Department Mechanical and Mechatronic Engineering, Faculty of Engineering, Stellenbosch University, Stellenbosch 7600, South AfricaDepartment Mechanical and Mechatronic Engineering, Faculty of Engineering, Stellenbosch University, Stellenbosch 7600, South AfricaIn Namibia, the encroachment by a native, but invasive bush on Savannah land leads to both environmental and economic loss. This invasive bush is, however, suitable for harvesting as a source of biomass for local industry. Harvesting biomass from the invasive bush has been shown to restore biodiversity, improve water conservation efforts, and restore grazing lands. Beyond the environmental benefits of removing the invasive bush, the raw biomass harvested is amenable to simple value-added production. Although some efforts are underway to make use of harvested biomass, current harvesting practices are not selective enough to meet governmental requirements intended to protect several species of local fauna and flora. Limitations, such as a lack of knowledge, during the harvesting process, can be overcome to a significant degree through the introduction of a smart application. This can integrate geographical context with computer vision to provide a ground-level tool for the identification of areas suitable for harvesting. This study shows that this tool can identify indigenous taxonomies with an accuracy of 76%.https://www.mdpi.com/2624-7402/2/2/13computer visionmachine learningrandom forestencroachment
spellingShingle Pascal Marggraff
Martin Philip Venter
Monitoring of Namibian Encroacher Bush Using Computer Vision
AgriEngineering
computer vision
machine learning
random forest
encroachment
title Monitoring of Namibian Encroacher Bush Using Computer Vision
title_full Monitoring of Namibian Encroacher Bush Using Computer Vision
title_fullStr Monitoring of Namibian Encroacher Bush Using Computer Vision
title_full_unstemmed Monitoring of Namibian Encroacher Bush Using Computer Vision
title_short Monitoring of Namibian Encroacher Bush Using Computer Vision
title_sort monitoring of namibian encroacher bush using computer vision
topic computer vision
machine learning
random forest
encroachment
url https://www.mdpi.com/2624-7402/2/2/13
work_keys_str_mv AT pascalmarggraff monitoringofnamibianencroacherbushusingcomputervision
AT martinphilipventer monitoringofnamibianencroacherbushusingcomputervision