MSEANet: Multi-Scale Selective Edge Aware Network for Polyp Segmentation

The colonoscopy procedure heavily relies on the operator’s expertise, underscoring the importance of automated polyp segmentation techniques in enhancing the efficiency and accuracy of colorectal cancer diagnosis. Nevertheless, achieving precise segmentation remains a significant challenge due to th...

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Main Authors: Botao Liu, Changqi Shi, Ming Zhao
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Algorithms
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Online Access:https://www.mdpi.com/1999-4893/18/1/42
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author Botao Liu
Changqi Shi
Ming Zhao
author_facet Botao Liu
Changqi Shi
Ming Zhao
author_sort Botao Liu
collection DOAJ
description The colonoscopy procedure heavily relies on the operator’s expertise, underscoring the importance of automated polyp segmentation techniques in enhancing the efficiency and accuracy of colorectal cancer diagnosis. Nevertheless, achieving precise segmentation remains a significant challenge due to the high visual similarity between polyps and their backgrounds, blurred boundaries, and complex localization. To address these challenges, a Multi-scale Selective Edge-Aware Network has been proposed to facilitate polyp segmentation. The model consists of three key components: (1) an Edge Feature Extractor (EFE) that captures polyp edge features with precision during the initial encoding phase, (2) the Cross-layer Context Fusion (CCF) block designed to extract and integrate multi-scale contextual information from diverse receptive fields, and (3) the Selective Edge Aware (SEA) module that enhances sensitivity to high-frequency edge details during the decoding phase, thereby improving edge preservation and segmentation accuracy. The effectiveness of our model has been rigorously validated on the Kvasir-SEG, Kvasir-Sessile, and BKAI datasets, achieving mean Dice scores of 91.92%, 82.10%, and 92.24%, respectively, on the test sets.
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spelling doaj-art-0495d76bfc8542e3ba14eb2865aa2fed2025-01-24T13:17:35ZengMDPI AGAlgorithms1999-48932025-01-011814210.3390/a18010042MSEANet: Multi-Scale Selective Edge Aware Network for Polyp SegmentationBotao Liu0Changqi Shi1Ming Zhao2School of Computer Science, Yangtze University, Jingzhou 434023, ChinaSchool of Computer Science, Yangtze University, Jingzhou 434023, ChinaSchool of Internet of Things Engineering, Wuxi University, Wuxi 214105, ChinaThe colonoscopy procedure heavily relies on the operator’s expertise, underscoring the importance of automated polyp segmentation techniques in enhancing the efficiency and accuracy of colorectal cancer diagnosis. Nevertheless, achieving precise segmentation remains a significant challenge due to the high visual similarity between polyps and their backgrounds, blurred boundaries, and complex localization. To address these challenges, a Multi-scale Selective Edge-Aware Network has been proposed to facilitate polyp segmentation. The model consists of three key components: (1) an Edge Feature Extractor (EFE) that captures polyp edge features with precision during the initial encoding phase, (2) the Cross-layer Context Fusion (CCF) block designed to extract and integrate multi-scale contextual information from diverse receptive fields, and (3) the Selective Edge Aware (SEA) module that enhances sensitivity to high-frequency edge details during the decoding phase, thereby improving edge preservation and segmentation accuracy. The effectiveness of our model has been rigorously validated on the Kvasir-SEG, Kvasir-Sessile, and BKAI datasets, achieving mean Dice scores of 91.92%, 82.10%, and 92.24%, respectively, on the test sets.https://www.mdpi.com/1999-4893/18/1/42polyp segmentationcontext fusionedge awarehigh-frequency informationdeep learning
spellingShingle Botao Liu
Changqi Shi
Ming Zhao
MSEANet: Multi-Scale Selective Edge Aware Network for Polyp Segmentation
Algorithms
polyp segmentation
context fusion
edge aware
high-frequency information
deep learning
title MSEANet: Multi-Scale Selective Edge Aware Network for Polyp Segmentation
title_full MSEANet: Multi-Scale Selective Edge Aware Network for Polyp Segmentation
title_fullStr MSEANet: Multi-Scale Selective Edge Aware Network for Polyp Segmentation
title_full_unstemmed MSEANet: Multi-Scale Selective Edge Aware Network for Polyp Segmentation
title_short MSEANet: Multi-Scale Selective Edge Aware Network for Polyp Segmentation
title_sort mseanet multi scale selective edge aware network for polyp segmentation
topic polyp segmentation
context fusion
edge aware
high-frequency information
deep learning
url https://www.mdpi.com/1999-4893/18/1/42
work_keys_str_mv AT botaoliu mseanetmultiscaleselectiveedgeawarenetworkforpolypsegmentation
AT changqishi mseanetmultiscaleselectiveedgeawarenetworkforpolypsegmentation
AT mingzhao mseanetmultiscaleselectiveedgeawarenetworkforpolypsegmentation