Automated Mathematical Algorithm for Quantitative Measurement of Strabismus Based on Photographs of Nine Cardinal Gaze Positions Article Swipe
YOU?
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· 2022
· Open Access
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· DOI: https://doi.org/10.1155/2022/9840494
This study presents an automated algorithm that measures ocular deviation quantitatively using photographs of the nine cardinal points of gaze by means of deep learning (DL) and image processing techniques. Photographs were collected from patients with strabismus. The images were used as inputs for the DL segmentation models that segmented the sclerae and limbi. Subsequently, the images were registered for the mathematical algorithm. Two‐dimensional sclera and limbus were modeled, and the corneal light reflex points of the primary gaze images were determined. Limbus recognition was performed to measure the pixel‐wise distance between the corneal reflex point and limbus center. The segmentation models exhibited high performance, with 96.88% dice similarity coefficient (DSC) for the sclera segmentation and 95.71% DSC for the limbus segmentation. The mathematical algorithm was tested on two cranial nerve palsy patients to evaluate its ability to measure and compare ocular deviation in different directions. These results were consistent with the symptoms of such disorders. This algorithm successfully measured the distance of ocular deviation in patients with strabismus. With complementation in the dimension calculations, we expect that this algorithm can be used further in clinical settings to diagnose and measure strabismus at a low cost.
Related Topics
- Type
- article
- Language
- en
- Landing Page
- https://doi.org/10.1155/2022/9840494
- https://downloads.hindawi.com/journals/bmri/2022/9840494.pdf
- OA Status
- hybrid
- Cited By
- 13
- References
- 27
- Related Works
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- OpenAlex ID
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Raw OpenAlex JSON
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https://openalex.org/W4221031790Canonical identifier for this work in OpenAlex
- DOI
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https://doi.org/10.1155/2022/9840494Digital Object Identifier
- Title
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Automated Mathematical Algorithm for Quantitative Measurement of Strabismus Based on Photographs of Nine Cardinal Gaze PositionsWork title
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articleOpenAlex work type
- Language
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enPrimary language
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2022Year of publication
- Publication date
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2022-01-01Full publication date if available
- Authors
-
Yena Christina Kang, Hee Kyung Yang, Young Jae Kim, Jeong‐Min Hwang, Kwang Gi KimList of authors in order
- Landing page
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https://doi.org/10.1155/2022/9840494Publisher landing page
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https://downloads.hindawi.com/journals/bmri/2022/9840494.pdfDirect link to full text PDF
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YesWhether a free full text is available
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hybridOpen access status per OpenAlex
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https://downloads.hindawi.com/journals/bmri/2022/9840494.pdfDirect OA link when available
- Concepts
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Sclera, Segmentation, Artificial intelligence, Computer science, Strabismus, Pixel, Algorithm, Gaze, Computer vision, Image segmentation, Mathematics, Medicine, Anatomy, OphthalmologyTop concepts (fields/topics) attached by OpenAlex
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13Total citation count in OpenAlex
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2025: 4, 2024: 7, 2023: 1, 2022: 1Per-year citation counts (last 5 years)
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27Number of works referenced by this work
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-
10Other works algorithmically related by OpenAlex
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