用深度学习提升胃出血图像分割精度,识别更准更快。
Enhancing Diagnostic Precision in Gastric Bleeding through Automated Lesion Segmentation: A Deep DuS-KFCM Approach
- 结合神经网络与模糊逻辑,分两步精修出血区域
- 在主流数据集上准确率达87.95%,特异性96.33%
- 适合临床辅助诊断,尤其擅长捕捉细微出血点
及时精准地对内镜图像中的胃出血进行分类与分割,对快速诊断和干预胃部并发症至关重要,关系到生命救治。传统方法因出血组织与周围结构强度值相近而难以区分。本研究提出一种新型深度学习模型——双空间核化约束模糊C均值(Deep DuS-KFCM)聚类算法,融合神经网络与模糊逻辑,实现高精度高效识别出血区域。采用粗到精的两阶段策略:先用增强空间强度特征的核化模糊C均值(SKFCM)初步分割,再以DeepLabv3+ + ResNet50架构进一步优化结果。在主流胃出血及红斑数据集上实验表明,该模型达到87.95%的准确率与96.33%的特异性,显著优于现有方法,展现出强抗噪能力与对微小出血症状的优异分割性能,为医学图像处理带来重要进展。
原文摘要 · Abstract (English)
Timely and precise classification and segmentation of gastric bleeding in endoscopic imagery are pivotal for the rapid diagnosis and intervention of gastric complications, which is critical in life-saving medical procedures. Traditional methods grapple with the challenge posed by the indistinguishable intensity values of bleeding tissues adjacent to other gastric structures. Our study seeks to revolutionize this domain by introducing a novel deep learning model, the Dual Spatial Kernelized Constrained Fuzzy C-Means (Deep DuS-KFCM) clustering algorithm. This Hybrid Neuro-Fuzzy system synergizes Neural Networks with Fuzzy Logic to offer a highly precise and efficient identification of bleeding regions. Implementing a two-fold coarse-to-fine strategy for segmentation, this model initially employs the Spatial Kernelized Fuzzy C-Means (SKFCM) algorithm enhanced with spatial intensity profiles and subsequently harnesses the state-of-the-art DeepLabv3+ with ResNet50 architecture to refine the segmentation output. Through extensive experiments across mainstream gastric bleeding and red spots datasets, our Deep DuS-KFCM model demonstrated unprecedented accuracy rates of 87.95%, coupled with a specificity of 96.33%, outperforming contemporary segmentation methods. The findings underscore the model's robustness against noise and its outstanding segmentation capabilities, particularly for identifying subtle bleeding symptoms, thereby presenting a significant leap forward in medical image processing.
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