Profile
Applied Oral Sciences & Community Dental Care
Professor Gaphy KF Hung is an assistant professor in Digital and Precision Dentistry at the Faculty of Dentistry, the University of Hong Kong (HKU). He obtained BDS from Wuhan University (2013), MDS from Shanghai Jiao Tong University (2017), and PhD from HKU (2022). His research interests cover zygomatic implants, digital dental implant workflows, static and dynamic guided implant surgery, and the applications of artificial intelligence and radiomics in dento-maxillofacial imaging. He has over forty publications including international peer-reviewed journal articles and book chapters in his field of expertise.
Clinical Artificial Intelligence
- Digital Dentistry
- Dentomaxillofacial Diagnostic Imaging
- Image-guided oral and maxillofacial surgery
- Artificial intelligence and radiomics applications in oral medicine
Article
- Zhang Rongli, Hung Kuo Feng, Yang Jiegang, Nalley Andrew, Li Xin, Koohi-Moghadam Mohamad, Safdari Reza, Lotfi Dariush, Ai Qi Yong H., Leung Yiu Yan, Bae Kyongtae Ty. Impact of Generative AI-Enhanced Low-Dose Cone-Beam Computed Tomography on Diagnosis and Treatment Planning for Impacted Mandibular Third Molars, International Dental Journal 2026; 76(1)
- Mao Kaijing, Ai Qi Yong H., Hung Kuo Feng, Tse Irene O. L., Leung Ho Sang, Liang Yannis Yan, Chen Yu, Wong Lun M., Lam W. K. Jacky, King Ann D.. MRI Detection of Unknown Primary Tumours in the Head and Neck: What Is the Expected Normal Asymmetry in the Size of the Palatine Tonsils?, Diagnostics 2025; 15(6)
- Hao Jing, Liu Moyun, Yang Jinrong, Hung Kuo Feng. GEM: Boost Simple Network for Glass Surface Segmentation via Vision Foundation Models, IEEE Transactions on Multimedia 2025; 27
- Yeung Andy Wai Kan, Nalley Andrew, Hung Kuo Feng, Oenning Anne Caroline, Tanaka Ray. Patent Analysis of Dental CBCT Machines, International Dental Journal 2025; 75(3): 1493-1498
- Wei Hongxia, Dai Yuguo, Yuan Kaiting, Li Kar Yan, Hung Kuo Feng, Hu Elaine Mingxin, Lee Angeline Hui Cheng, Chang Jeffrey Wen Wei, Zhang Chengfei, Li Xin. AI-Powered Problem- and Case-based Learning in Medical and Dental Education: A Systematic Review and Meta-analysis, International Dental Journal 2025; 75(4)
- Hao Jing, Nalley Andrew, Yeung Andy Wai Kan, Tanaka Ray, Ai Qi Yong H, Lam Walter Yu Hang, Shan Zhiyi, Leung Yiu Yan, AlHadidi Abeer, Bornstein Michael M, Tsoi James Kit Hon, McGrath Colman, Hung Kuo Feng. Characteristics, licensing, and ethical considerations of openly accessible oral-maxillofacial imaging datasets: a systematic review, npj Digital Medicine 2025; 8
- Liu Keyuan, Elbatel Marawan, Chu Guang, Shan Zhiyi, Sum Fung Hou Kumoi Mineaki Howard, Hung Kuo Feng, Zhang Chengfei, Li Xiaomeng, Yang Yanqi. FDTooth: Intraoral Photographs and CBCT Images for Fenestration and Dehiscence Detection, Scientific Data 2025; 12(1)
- Wong Lun Matthew, Ai Qi-yong Hemis, Leung Ho Sang, So Tifffany Yuen-Tung, Hung Kuo Feng, Chan Yuet-ting, King Ann Dorothy. Decoding the Rotation Effect: A Retrospective Analysis of Lesion Orientation and Its Impact on Wavelet-Based Radiomics Feature Extraction and Lung Cancer Classification, Journal of Imaging Informatics in Medicine 2025;
- Mao Kaijing, Thu Khaing Myat, Hung Kuo Feng, Yu Ollie Yiru, Hsung Richard Tai-Chiu, Lam Walter Yu-Hang. Artificial Intelligence in Detecting Periodontal Disease From Intraoral Photographs: A Systematic Review, International Dental Journal 2025; 75(5)
- Yung Augustine Ka Chun, Chan Ho Hin, Liu Junqi, Hung Kuo Feng, Tang Zhongyuan, Shan Zhiyi. Comparative Three Dimensional Evaluation of Skeletal and Dento-Alveolar Effects Between Tooth-Borne and Bone-Anchored Maxillary Expansion for Growing Patients—A Systematic Review and Meta-Analysis, Orthodontics & Craniofacial Research 2025;
- Liu Zekai, Ai Qi Yong H., Yeung Andy Wai Kan, Tanaka Ray, Nalley Andrew, Hung Kuo Feng. Performance of a Vision-Language Model in Detecting Common Dental Conditions on Panoramic Radiographs Using Different Tooth Numbering Systems
, Diagnostics 2025; 15(18)
- Liu Zekai, Nalley Andrew, Hao Jing, Ai Qi Yong H, Yeung Andy Wai Kan, Tanaka Ray, Hung Kuo Feng. The performance of large language models in dentomaxillofacial radiology: a systematic review, Dentomaxillofacial Radiology 2025;
- Li Zhuoying, Hung Kuo Feng, Ai Qi Yong H, Gu Min, Su Yu-xiong, Shan Zhiyi. Radiographic Imaging for the Diagnosis and Treatment of Patients with Skeletal Class III Malocclusion, Diagnostics 2024; 14(5)
- Ai Qi Yong H, King Ann D, Yuan Hui, Vardhanabhuti Varut, Mo Frankie KF, Hung Kuo Feng, Hui Edwin P, Kwong Dora Lai Wan, Lee Victor Ho Fun, Ma Brigette BY. Radiologic extranodal extension for nodal staging in nasopharyngeal carcinoma, Radiotherapy & Oncology 2024; 191
- Hung Kuo Feng, Yeung Andy Wai Kan, Wong May Chun Mei, Bornstein Michael M., Leung Yiu Yan. Comparing standard- and low-dose CBCT in diagnosis and treatment decisions for impacted mandibular third molars: a non-inferiority randomised clinical study, Clinical Oral Investigations 2024; 28(12)
- Hao Jing, Wong Lun M., Shan Zhiyi, Ai Qi Yong H., Shi Xieqi, Tsoi James Kit Hon, Hung Kuo Feng. A Semi-Supervised Transformer-Based Deep Learning Framework for Automated Tooth Segmentation and Identification on Panoramic Radiographs, Diagnostics 2024; 14(17): article no. 1948-article no. 1948
- Zheng Jie, Ding Xiaoqian, Pu Jingya Jane, Chung Sze Man, Ai Qi Yong H., Hung Kuo Feng, Shan Zhiyi. Unlocking the Potentials of Large Language Models in Orthodontics: A Scoping Review, Bioengineering 2024; 11(11): article no. 1145-article no. 1145
- Hung Kuo Feng, Shan Zhiyi, Tse Irene OL, Leung Ho sang, Chen Yu, Liang Yannis Yan, King Ann D., Lam WK Jacky, Ai Qi Yong H.. Association of Cigarette Consumption and Mucosal Thickening in the Paranasal Sinuses on MRI
, International Dental Journal 2024;
- Chau Ka Kei, Zhu Meilu, AlHadidi Abeer, Wang Cheng, Hung Kuofeng, Wohlgemuth Pierre, Lam Walter Yu Hang, Liu Weicai, Yuan Yixuan, Chen Hui. A novel AI model for detecting periapical lesion on CBCT: CBCT-SAM, Journal of Dentistry 2024; 153
- Hung Kuo Feng, Leung Mike YY, Wang Feng, Wu Yiqun. 4P medicine and AI in implant dentistry, Forum implantologicum 2024;
- Hung Kuo Feng, Yeung Andy Wai Kan, Bornstein Michael M., Schwendicke Falk. Personalized dental medicine, artificial intelligence, and their relevance for dentomaxillofacial imaging, Dentomaxillofacial Radiology 2023; 52(1): article no. 20220335-article no. 20220335
- Hung Kuo Feng, Ai Qi Yong H., Wong Lun M., Yeung Andy Wai Kan, Li Dion Tik Shun, Leung Yiu Yan. Current Applications of Deep Learning and Radiomics on CT and CBCT for Maxillofacial Diseases, Diagnostics 2023; 13(1): article no. 110-article no. 110
- Leung Yiu Yan, Hung Kuo Feng, Li Dion Tik Shun, Yeung Andy Wai Kan. Application of Cone Beam Computed Tomography in Risk Assessment of Lower Third Molar Surgery, Diagnostics 2023; 13(5): article no. 919-article no. 919
- Pang Si Ling, Yeung Wai Kan Andy, Hung Kuo Feng, Hui Liuling, Chung Hui Zhen Jasmine, Leung Yiu Yan. Third Molar Coronectomy vs Total Removal in Second Molar Periodontal Healing, International Dental Journal 2023;
- Mao Kaijing, Wong Lun M., Zhang Rongli, So Tiffany Y., Shan Zhiyi, Hung Kuo Feng, Ai Qi Yong H.. Radiomics Analysis in Characterization of Salivary Gland Tumors on MRI: A Systematic Review, Cancers 2023; 15(20): article no. 4918-article no. 4918
- Ai Qi Yong, Hung Kuo Feng, So Tiffany, Mo Frankie, Tsung Anthony Chin Wing, Hui Edwin, Ma Brigette, Ying Michael, King Ann. Prognostic value of cervical nodal necrosis on staging imaging of nasopharyngeal carcinoma in era of intensity-modulated radiotherapy: a systematic review and meta-analysis, Cancer Imaging 2022; 22(1)
- Hung Kuo Feng, Ai Qi Yong H., King Ann D., Bornstein Michael M., Wong Lun M., Leung Yiu Yan. Automatic detection and segmentation of morphological changes of the maxillary sinus mucosa on cone-beam computed tomography images using a three-dimensional convolutional neural network, Clinical Oral Investigations 2022; 26(5): 3987-3998
- Hung Kuo Feng, Hui Liu Ling, Leung Yiu Yan. Patient-specific estimation of the bone graft volume needed for maxillary sinus floor elevation: a radiographic study using cone-beam computed tomography, Clinical Oral Investigations 2022; 26(5): 3875-3884
- Hui Liuling, Hung Kuo Feng, Yeung Andy Wai Kan, von Arx Thomas, Leung Yiu Yan, Bornstein Michael M.. Anatomical variations of the ethmoid sinuses and their association with health or pathology of the ethmoid and maxillary sinuses in a Southern Chinese population: An analysis using cone-beam computed tomography, Imaging Science in Dentistry 2022; 52
- Hung Kuo Feng, Ai Qi Yong H., Leung Yiu Yan, Yeung Andy Wai Kan. Potential and impact of artificial intelligence algorithms in dento-maxillofacial radiology, Clinical Oral Investigations 2022; 26(9): 5535-5555
- Hung Kuo Feng, Hui Liuling, Yeung Andy Wai Kan, Jacobs Reinhilde, Leung Yiu Yan, Bornstein Michael M.. An analysis of patient dose received during cone-beam computed tomography in relation to scan settings and imaging indications as seen in a dental institution in order to establish institutional diagnostic reference levels, Dentomaxillofacial Radiology 2022; 51(5): article no. 20200529-article no. 20200529
- Hui Liuling, Hung Kuo Feng, Bornstein Michael Marc, Leung Yiu Yan. Assessment of the prevalence and length of the anterior and caudal loops of the mental nerve as anatomical variants of exiting the mandible at the mental foramen using cone-beam computed tomography: a systematic review and meta-analysis, Clinical Oral Investigations 2022; 26(11): 6423-6441
- Hui Liuling, Hung Kuo Feng, Bornstein Michael Marc, Leung Yiu Yan. Linear and angular measurement using cone-beam computed tomography to enhance safety in Le Fort I osteotomy with tuberosity cut, Clinical Oral Investigations 2022; 26(12): 7095-7105
- Ai Qi Yong H., So Tiffany Y., Hung Kuo Feng, King Ann D.. Normal size of benign upper neck nodes on MRI: parotid, submandibular, occipital, facial, retroauricular and level IIb nodal groups, Cancer Imaging 2022; 22(1): article no. 66-article no. 66
- Yeung Andy Wai Kan, Hung Kuo Feng, Li Dion Tik Shun, Leung Yiu Yan. The Use of CBCT in Evaluating the Health and Pathology of the Maxillary Sinus, Diagnostics 2022; 12(11): article no. 2819-article no. 2819
- HUNG K, HUI L, Yeung AWK, Wu Y, Hsung RTC, Bornstein MM. Volumetric analysis of mucous retention cysts in the maxillary sinus: A retrospective study using cone-beam computed tomography, Imaging Science in Dentistry 2021; 51(2): 117-127
- Joda T, Yeung AWK, HUNG K, Zitzmann NU, Bornstein MM. Disruptive Innovation in Dentistry: What It Is and What Could Be Next, Journal of Dental Research 2021; 100(5): 448-453
- SINGH P, HUNG K, AJMERA DH, Yeung AWK, von Arx T, Bornstein MM. Morphometric characteristics of the sphenoid sinus and potential influencing factors: a retrospective assessment using cone beam computed tomography (CBCT), Anatomical Science International 2021; 96: 544-555
- Hung K, Montalvao C, Yeung AWK, Li G, Bornstein MM. Frequency, location, and morphology of accessory maxillary sinus ostia: a retrospective study using cone beam computed tomography (CBCT), Surgical and Radiologic Anatomy: journal of clinical anatomy 2020; 42(2): 219-228
- HUNG K-F, Montalvao C, Yeung AWK, Li G, Bornstein MM. Reply to Liu’s Letter to the Editor regarding the article: “Frequency, location, and morphology of accessory maxillary sinus ostia: a retrospective study using cone beam computed tomography (CBCT)”, Surgical and Radiologic Anatomy: journal of clinical anatomy 2020; 42(2): 229-231
- HUNG KF, Yeung AWK, Tanaka R, Bornstein MM. Current Applications, Opportunities, and Limitations of AI for 3D Imaging in Dental Research and Practice, International Journal of Environmental Research and Public Health 2020; 17(12): article no. 4424-article no. 4424
- HUNG K, HUI L, Yeung AWK, Scarfe WC, Bornstein MM. Image retake rates of cone beam computed tomography in a dental institution, Clinical Oral Investigations 2020; 24(12): 4501-4510
- Yeung AWK, Colsoul N, Montalvao C, HUNG K, Jacobs R, Bornstein MM. Visibility, location, and morphology of the primary maxillary sinus ostium and presence of accessory ostia: a retrospective analysis using cone beam computed tomography (CBCT), Clinical Oral Investigations 2019; 23(11): 3977-3986
- Hung K, Montalvao C, Tanaka R, Kawai T, Bornstein MM. The use and performance of artificial intelligence applications in dental and maxillofacial radiology: a systematic review, Dentomaxillofacial Radiology 2019; 49(1): article no. 20190107-article no. 20190107
- Fan Shengchi, Hung Kuofeng, Bornstein Michael M., Huang Wei, Wang Feng, Wu Yiqun. Effect of the configurations of fiducial markers on the accuracy of surgical navigation in zygomatic implant placement: An in vitro study, International Journal of Oral and Maxillofacial Implants 2019; 34(1): 85-90
- Wang Haowei, Hung Kuofeng, Zhao Kai, Wang Yueping, Wang Feng, Wu Yiqun. Anatomical analysis of zygomatic bone in ectodermal dysplasia patients with oligodontia, Clinical Implant Dentistry and Related Research 2019; 21(2): 310-316
- Wang F, Bornstein MM, Hung K, Fan S, Chen X, Huang W, Wu Y. Application of Real-Time Surgical Navigation for Zygomatic Implant Insertion in Patients With Severely Atrophic Maxilla, Journal of Oral and Maxillofacial Surgery 2018; 76(1): 80-87
- Hung Kuo Feng, Ai Qi Yong, Fan Sheng Chi, Wang Feng, Huang Wei, Wu Yi Qun. Measurement of the zygomatic region for the optimal placement of quad zygomatic implants, Clinical Implant Dentistry and Related Research 2017; 19(5): 841-848
- Hung Kuo Feng, Wang Feng, Wang Hao Wei, Zhou Wen Jie, Huang Wei, Wu Yi Qun. Accuracy of a real-time surgical navigation system for the placement of quad zygomatic implants in the severe atrophic maxilla: A pilot clinical study, Clinical Implant Dentistry and Related Research 2017; 19(3): 458-465
- Hung Kuofeng, Huang Wei, Wang Feng, Wu Yiqun. Real-time surgical navigation system for the placement of zygomatic implants with severe bone deficiency, International Journal of Oral and Maxillofacial Implants 2016; 31(6): 1444-1449
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Book Chapter
- Hao Jing, Liu Moyun, He Lei, Yao Lei, Tsoi James Kit Hon, Hung Kuo Feng. SemiT-SAM: Building A Visual Foundation Model for Tooth Instance Segmentation on Panoramic Radiographs . Lecture Notes in Computer Science. Springer; 2025:: 110-121.
- Hung Kuo Feng. 顴骨測量 . 顴種植理論與臨床. 人民卫生出版社; 2024:78-91.
- Bornstein MM, Hung K, Dagassan-Berndt D. Diagnostic imaging of the periodontal and implant patient . Clinical Periodontology and Implant Dentistry. Seventh ed. 2022:541-571.
- Wu Yiqun, Hung Kuofeng, Wang Feng, Huang Wei. Zygomatic Implants in Congenital Defects . Zygomatic Implants: Optimization and Innovation. 2020:129-150.
- Wu Y, Wang F, Huang W, Hung K. Navigation for transsinus placement of zygomatic implants . The Sinus Bone Graft. 2019:159-168.
- 2022. Hung KF. The HKU Foundation Award for Outstanding Research Postgraduate Student 2021-22.
- 2022. Hung KF. The L.P. Samaranayake Award for Research Excellence 2021-22.
- 23 September 2024: Shan Zhiyi, Lam Pui Ying Phoebe, Qiao Wei Will, Hung Kuo Feng, McDonald Tom, Wong Siu Him Janus. 2024/25 KE Strategic Impact Funding: KE-SI-2024/25-15: Empowering Secondary School Students' Oral Health: Harnessing the Power of 3D Simulations and AI Integration ($392,720).
- 11/2023-present: Committee member. HKU Discontinuation Committee.
- 07/2023-present: Board member. HKU Faculty of Dentistry.
- 06-2025-present: Editorial Board member. BMC Oral Health.
- 05/2023-present: Editorial Board member. BMC Medical Imaging.
- 04/2025-present: Fellow. International Team for Implantology (ITI).
- 04/2025-present: Academic Editor. Radiology Research and Practice.
- 04/2024-present: Editorial Board member. Scientific Reports.
- 01/2023-present: Member. International Association for Dental Research (IADR).
- 01/2023-present: Member. International Association of DentoMaxilloFacial Radiology (IADMFR).
- 01/2023-present: Member. International Cancer Imaging Society.
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- Project Title: Development of an interpretable prediction tool for orthodontically-induced external root resorption using high-dimensional image features and risk factors
Grant Type: General Research Fund (GRF) 2025/26
Funding Year: 2025
Amount: HK$782,286
Principal Investigator: Professor Hung, Kuo Feng
Co-investigator(s): Dr Ai Qiyong Hemis, Professor Bornstein Michael, Professor Shan Zhiyi
- Project Title: Development and validation of an AI-assisted orthodontic screening tool for circumpubertal adolescents through 3D average face database construction
Grant Type: General Research Fund (GRF) 2024/25
Funding Year: 2024
Amount: HK$955,568
Principal Investigator: Professor Shan, Zhiyi
Co-investigator(s): Dr Liu Pei, Professor Hung Kuo Feng, Professor McGrath Colman, Professor Yiu Cynthia Kar Yung, Professor Yu Lequan
- Project Title: Development of a screening tool for early-stage medication-related osteonecrosis of the jaw using quantitative image features and risk factors: a multi-centre study
Grant Type: Health and Medical Research Fund 2023
Funding Year: 2023
Amount: HK$499,410
Principal Investigator: Professor Hung, Kuo Feng
Co-investigator(s): Professor Leung Mike Yiu Yan
- Project Title: Cancer staging system of primary nasopharyngeal carcinoma: should we consider downstaging for MRI-detected invasion of skull base? A multi-centre study
Grant Type: Health and Medical Research Fund 2023
Funding Year: 2023
Amount: HK$656,000
Principal Investigator: Dr Ai, Qiyong Hemis
Co-investigator(s): Professor Hung Kuo Feng
- 23 August 2025: 23 August 2025: invited speaker at the Artificial Intelligence in Dentistry Forum during the Hong Kong International Dental Expo and Symposium (HKIDEAS), Hong Kong. Presentation topic: “Artificial Intelligence applications in Implant Dentistry”.. Hong Kong International Dental Expo and Symposium (HKIDEAS) (22/08/2025-24/08/2025, Hong Kong).
- 22 November 2023: Standard- versus low-dose CBCT in decision-making for impacted third molars. 37th Annual Scientific Meeting of the International Association for Dental Research Southeast Asian (IADR-SEA) Division (22/11/2023-25/11/2023, Singapore).
- 05 October 2023: MRI-derived radiomic features for discriminating between cancerous and non-cancerous palatine tonsils. 35th Annual Meeting of the European Society of Head and Neck Radiology (ESHNR) (05/10/2023-07/10/2023, St Julian's, Malta).
- 25 September 2023: Radiomics for the differential diagnosis between ameloblastomas and odontogenic keratocysts on panoramic radiography. 22nd International Cancer Imaging Society Meeting and Annual Teaching Course (ICIS 2023) (25/09/2023-27/09/2023, London).
- 13 November 2023-Present: Discontinuation, Committee on. 1 member from each Faculty (Dentistry) from a panel of three in order of precedence for a period of 2 years, renewable up to a maximum of 4 consecutive years
- 01 July 2023-Present: Faculty of Dentistry, Board of the. The teachers who are members of the Faculty and who are full-time employees of the University
- All publication and awards data are automatically fetched periodically from the .
