Evidence map›Paper›PMID 39819728›Full record

ArticleNan fang yi ke da xue xue bao = Journal of Southern Medical University2025

A fusion model of manually extracted visual features and deep learning features for rebleeding risk stratification in peptic ulcers.

Peishan Zhou, Wei Yang, Qingyuan Li, Xiaofang Guo, Rong Fu, Side Liu

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Article in Nan fang yi ke da xue xue bao = Journal of Southern Medical University, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

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6 authors.

Peishan ZhouSchool of Biomedical Engineering, Southern Medical University, Guangzhou 510515, China.
Wei YangSchool of Biomedical Engineering, Southern Medical University, Guangzhou 510515, China.
Qingyuan LiDepartment of Gastroenterology, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China.
Xiaofang GuoDepartment of Gastroenterology, Ganzhou People's Hospital, Ganzhou 341000, China.
Rong FuSchool of Biomedical Engineering, Southern Medical University, Guangzhou 510515, China.
Side LiuDepartment of Gastroenterology, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesWe propose a multi-feature fusion model based on manually extracted features and deep learning features from endoscopic images for grading rebleeding risk of peptic ulcers.

methodsBased on the endoscopic appearance of peptic ulcers, color features were extracted to distinguish active bleeding (Forrest I) from non-bleeding ulcers (Forrest II and III). The edge and texture features were used to describe the morphology and appearance of the ulcers in different grades. By integrating deep features extracted from a deep learning network with manually extracted visual features, a multi-feature representation of endoscopic images was created to predict the risk of rebleeding of peptic ulcers.

resultsIn a dataset consisting of 3573 images from 708 patients with Forrest classification, the proposed multi-feature fusion model achieved an accuracy of 74.94% in the 6-level rebleeding risk classification task, outperforming the experienced physicians who had a classification accuracy of 59.9% (

conclusionsThe proposed multi-feature fusion model integrating deep features from CNNs with manually extracted visual features effectively improves the accuracy of rebleeding risk classification for peptic ulcers, thus providing an efficient diagnostic tool for clinical assessment of rebleeding risks of peptic ulcers.

Indexed as

Deep LearningPeptic UlcerPeptic Ulcer HemorrhageHumansRecurrenceRisk Assessmentendoscopic imagesForrest rebleeding risk classificationmulti-feature fusionpeptic ulcer

Identifiers

PMID39819728
PMCPMC11744290

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