Semantic segmentation of urban environments: Leveraging U-Net deep learning model for cityscape image analysis.

Semantic segmentation of cityscapes via deep learning is an essential and game-changing research topic that offers a more nuanced comprehension of urban landscapes. Deep learning techniques tackle urban complexity and diversity, which unlocks a broad range of applications. These include urban planni...

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Main Authors: T S Arulananth, P G Kuppusamy, Ramesh Kumar Ayyasamy, Saadat M Alhashmi, M Mahalakshmi, K Vasanth, P Chinnasamy
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2024-01-01
Series:PLoS ONE
Online Access:https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0300767&type=printable
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author T S Arulananth
P G Kuppusamy
Ramesh Kumar Ayyasamy
Saadat M Alhashmi
M Mahalakshmi
K Vasanth
P Chinnasamy
author_facet T S Arulananth
P G Kuppusamy
Ramesh Kumar Ayyasamy
Saadat M Alhashmi
M Mahalakshmi
K Vasanth
P Chinnasamy
author_sort T S Arulananth
collection DOAJ
description Semantic segmentation of cityscapes via deep learning is an essential and game-changing research topic that offers a more nuanced comprehension of urban landscapes. Deep learning techniques tackle urban complexity and diversity, which unlocks a broad range of applications. These include urban planning, transportation management, autonomous driving, and smart city efforts. Through rich context and insights, semantic segmentation helps decision-makers and stakeholders make educated decisions for sustainable and effective urban development. This study investigates an in-depth exploration of cityscape image segmentation using the U-Net deep learning model. The proposed U-Net architecture comprises an encoder and decoder structure. The encoder uses convolutional layers and down sampling to extract hierarchical information from input images. Each down sample step reduces spatial dimensions, and increases feature depth, aiding context acquisition. Batch normalization and dropout layers stabilize models and prevent overfitting during encoding. The decoder reconstructs higher-resolution feature maps using "UpSampling2D" layers. Through extensive experimentation and evaluation of the Cityscapes dataset, this study demonstrates the effectiveness of the U-Net model in achieving state-of-the-art results in image segmentation. The results clearly shown that, the proposed model has high accuracy, mean IOU and mean DICE compared to existing models.
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spelling doaj.art-268e54d2b3c840228b4f0f855ecf21a42024-04-11T05:31:53ZengPublic Library of Science (PLoS)PLoS ONE1932-62032024-01-01194e030076710.1371/journal.pone.0300767Semantic segmentation of urban environments: Leveraging U-Net deep learning model for cityscape image analysis.T S ArulananthP G KuppusamyRamesh Kumar AyyasamySaadat M AlhashmiM MahalakshmiK VasanthP ChinnasamySemantic segmentation of cityscapes via deep learning is an essential and game-changing research topic that offers a more nuanced comprehension of urban landscapes. Deep learning techniques tackle urban complexity and diversity, which unlocks a broad range of applications. These include urban planning, transportation management, autonomous driving, and smart city efforts. Through rich context and insights, semantic segmentation helps decision-makers and stakeholders make educated decisions for sustainable and effective urban development. This study investigates an in-depth exploration of cityscape image segmentation using the U-Net deep learning model. The proposed U-Net architecture comprises an encoder and decoder structure. The encoder uses convolutional layers and down sampling to extract hierarchical information from input images. Each down sample step reduces spatial dimensions, and increases feature depth, aiding context acquisition. Batch normalization and dropout layers stabilize models and prevent overfitting during encoding. The decoder reconstructs higher-resolution feature maps using "UpSampling2D" layers. Through extensive experimentation and evaluation of the Cityscapes dataset, this study demonstrates the effectiveness of the U-Net model in achieving state-of-the-art results in image segmentation. The results clearly shown that, the proposed model has high accuracy, mean IOU and mean DICE compared to existing models.https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0300767&type=printable
spellingShingle T S Arulananth
P G Kuppusamy
Ramesh Kumar Ayyasamy
Saadat M Alhashmi
M Mahalakshmi
K Vasanth
P Chinnasamy
Semantic segmentation of urban environments: Leveraging U-Net deep learning model for cityscape image analysis.
PLoS ONE
title Semantic segmentation of urban environments: Leveraging U-Net deep learning model for cityscape image analysis.
title_full Semantic segmentation of urban environments: Leveraging U-Net deep learning model for cityscape image analysis.
title_fullStr Semantic segmentation of urban environments: Leveraging U-Net deep learning model for cityscape image analysis.
title_full_unstemmed Semantic segmentation of urban environments: Leveraging U-Net deep learning model for cityscape image analysis.
title_short Semantic segmentation of urban environments: Leveraging U-Net deep learning model for cityscape image analysis.
title_sort semantic segmentation of urban environments leveraging u net deep learning model for cityscape image analysis
url https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0300767&type=printable
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AT rameshkumarayyasamy semanticsegmentationofurbanenvironmentsleveragingunetdeeplearningmodelforcityscapeimageanalysis
AT saadatmalhashmi semanticsegmentationofurbanenvironmentsleveragingunetdeeplearningmodelforcityscapeimageanalysis
AT mmahalakshmi semanticsegmentationofurbanenvironmentsleveragingunetdeeplearningmodelforcityscapeimageanalysis
AT kvasanth semanticsegmentationofurbanenvironmentsleveragingunetdeeplearningmodelforcityscapeimageanalysis
AT pchinnasamy semanticsegmentationofurbanenvironmentsleveragingunetdeeplearningmodelforcityscapeimageanalysis