Seeing Through the Face: Robust Facial Diagnosis Enhanced by Landmark Detection and Pose Normalization

The treatment of oral‐maxillofacial deformities not only addresses aesthetic concerns but also helps mitigate potential risks to the digestive, circulatory, and nervous systems, as well as adverse effects on adolescent growth and development. Timely screening and prevention are crucial; however, reliance on experienced professionals has hindered effective implementation. Here, a novel approach with excellent robustness and generalization capability is proposed. First, 33 landmarks on 3,135 lateral photos are located, and the Combined Heatmap Regression and Coordinate Regression network is trained, achieving 99% landmark location accuracy. Using these landmarks and X‐ray data as the gold standard, a multilayer perceptron is trained, achieving a 94.7% diagnostic accuracy in diagnosing skeletal facial deformities. Finally, using the Intelligent Networked System for Human Identification and Graphical Health Tracking (INSIGHT), we screened 440 students for facial deformities without the involvement of medical professionals, achieving an accuracy rate of over 90%. The model uses landmark detection for facial soft tissue measurement, making the AI‐generated preliminary diagnosis more interpretable and reducing the impact of shooting devices and postures. Application of INSIGHT in primary hospitals, clinics, telemedicine, and community surveys could reduce reliance on medical staff, enhance screening efficiency, and improve healthcare in developing regions.

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Publication Details

Journal
Advanced Intelligent Systems
Published
2026-02-10
DOI
https://doi.org/10.1002/aisy.202500243
Primary Topic
Face recognition and analysis
Type
article
Field-Weighted Citation Impact
0.00
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article

Seeing Through the Face: Robust Facial Diagnosis Enhanced by Landmark Detection and Pose Normalization

Dahe Zhang, Q. Li, Huimin Zhu, Qianyang Xie et al.
Advanced Intelligent Systems
Face recognition and analysis
article

Seeing Through the Face: Robust Facial Diagnosis Enhanced by Landmark Detection and Pose Normalization

Dahe Zhang, Q. Li, Huimin Zhu, Qianyang Xie, H. Lu, Zixian Jiao, Chi Yang, Zhiguo Yin, Peilun Li, Guo Bai, Duohong Zou, Xin Nie, Hui Li
article en

Abstract

The treatment of oral‐maxillofacial deformities not only addresses aesthetic concerns but also helps mitigate potential risks to the digestive, circulatory, and nervous systems, as well as adverse effects on adolescent growth and development. Timely screening and prevention are crucial; however, reliance on experienced professionals has hindered effective implementation. Here, a novel approach with excellent robustness and generalization capability is proposed. First, 33 landmarks on 3,135 lateral photos are located, and the Combined Heatmap Regression and Coordinate Regression network is trained, achieving 99% landmark location accuracy. Using these landmarks and X‐ray data as the gold standard, a multilayer perceptron is trained, achieving a 94.7% diagnostic accuracy in diagnosing skeletal facial deformities. Finally, using the Intelligent Networked System for Human Identification and Graphical Health Tracking (INSIGHT), we screened 440 students for facial deformities without the involvement of medical professionals, achieving an accuracy rate of over 90%. The model uses landmark detection for facial soft tissue measurement, making the AI‐generated preliminary diagnosis more interpretable and reducing the impact of shooting devices and postures. Application of INSIGHT in primary hospitals, clinics, telemedicine, and community surveys could reduce reliance on medical staff, enhance screening efficiency, and improve healthcare in developing regions.

Advanced Intelligent Systems
Institute of Microelectronics (SG), Shanghai Stomatological Hospital (CN), Shanghai Ninth People's Hospital (CN), Wuxi No.2 People's Hospital (CN), Wuxi People's Hospital (CN)
Industry, innovation and infrastructure
Openalex Percentile: Top 62%
Face recognition and analysis
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