Semi-Supervised Semantic Segmentation for Identification of Irrelevant Objects in a Waste Recycling Plant

In waste recycling plants, measuring the waste volume and weight at the beginning of the treatment process is key for a better management of resources. This task can be conducted by using orthophoto images, but it is necessary to remove from those images the objects, such as containers or trucks, th...

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Main Authors: César Domínguez, Jónathan Heras, Eloy Mata, Vico Pascual, Lucas Fernández-Cedrón, Marcos Martínez-Lanchares, Jon Pellejero-Espinosa, Antonio Rubio-Loscertales, Carlos Tarragona-Pérez
Format: Article
Language:English
Published: Graz University of Technology 2023-05-01
Series:Journal of Universal Computer Science
Subjects:
Online Access:https://lib.jucs.org/article/87643/download/pdf/
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author César Domínguez
Jónathan Heras
Eloy Mata
Vico Pascual
Lucas Fernández-Cedrón
Marcos Martínez-Lanchares
Jon Pellejero-Espinosa
Antonio Rubio-Loscertales
Carlos Tarragona-Pérez
author_facet César Domínguez
Jónathan Heras
Eloy Mata
Vico Pascual
Lucas Fernández-Cedrón
Marcos Martínez-Lanchares
Jon Pellejero-Espinosa
Antonio Rubio-Loscertales
Carlos Tarragona-Pérez
author_sort César Domínguez
collection DOAJ
description In waste recycling plants, measuring the waste volume and weight at the beginning of the treatment process is key for a better management of resources. This task can be conducted by using orthophoto images, but it is necessary to remove from those images the objects, such as containers or trucks, that are not involved in the measurement process. This work proposes the application of deep learning for the semantic segmentation of those irrelevant objects. Several deep architectures are trained and compared, while three semi-supervised learning methods (PseudoLabeling, Distillation and Model Distillation) are proposed to take advantage of non-annotated images. In these experiments, the U-net++ architecture with an EfficientNetB3 backbone, trained with the set of labelled images, achieves the best overall multi Dice score of 91.23%. The application of semi-supervised learning methods further boosts the segmentation accuracy in a range between 1.31% and 2.59%, on average.
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spelling doaj.art-44b187d4b7e247da9dc48eb3f45871c72023-05-30T08:11:04ZengGraz University of TechnologyJournal of Universal Computer Science0948-69682023-05-0129541943110.3897/jucs.8764387643Semi-Supervised Semantic Segmentation for Identification of Irrelevant Objects in a Waste Recycling PlantCésar Domínguez0Jónathan Heras1Eloy Mata2Vico Pascual3Lucas Fernández-Cedrón4Marcos Martínez-Lanchares5Jon Pellejero-Espinosa6Antonio Rubio-Loscertales7Carlos Tarragona-Pérez8Universidad de La RiojaUniversidad de La RiojaUniversidad de La RiojaUniversidad de La RiojaSpectralGeoSpectralGeoSpectralGeoSpectralGeoSpectralGeoIn waste recycling plants, measuring the waste volume and weight at the beginning of the treatment process is key for a better management of resources. This task can be conducted by using orthophoto images, but it is necessary to remove from those images the objects, such as containers or trucks, that are not involved in the measurement process. This work proposes the application of deep learning for the semantic segmentation of those irrelevant objects. Several deep architectures are trained and compared, while three semi-supervised learning methods (PseudoLabeling, Distillation and Model Distillation) are proposed to take advantage of non-annotated images. In these experiments, the U-net++ architecture with an EfficientNetB3 backbone, trained with the set of labelled images, achieves the best overall multi Dice score of 91.23%. The application of semi-supervised learning methods further boosts the segmentation accuracy in a range between 1.31% and 2.59%, on average.https://lib.jucs.org/article/87643/download/pdf/Waste managementSemantic SegmentationDeep Lear
spellingShingle César Domínguez
Jónathan Heras
Eloy Mata
Vico Pascual
Lucas Fernández-Cedrón
Marcos Martínez-Lanchares
Jon Pellejero-Espinosa
Antonio Rubio-Loscertales
Carlos Tarragona-Pérez
Semi-Supervised Semantic Segmentation for Identification of Irrelevant Objects in a Waste Recycling Plant
Journal of Universal Computer Science
Waste management
Semantic Segmentation
Deep Lear
title Semi-Supervised Semantic Segmentation for Identification of Irrelevant Objects in a Waste Recycling Plant
title_full Semi-Supervised Semantic Segmentation for Identification of Irrelevant Objects in a Waste Recycling Plant
title_fullStr Semi-Supervised Semantic Segmentation for Identification of Irrelevant Objects in a Waste Recycling Plant
title_full_unstemmed Semi-Supervised Semantic Segmentation for Identification of Irrelevant Objects in a Waste Recycling Plant
title_short Semi-Supervised Semantic Segmentation for Identification of Irrelevant Objects in a Waste Recycling Plant
title_sort semi supervised semantic segmentation for identification of irrelevant objects in a waste recycling plant
topic Waste management
Semantic Segmentation
Deep Lear
url https://lib.jucs.org/article/87643/download/pdf/
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