研究目的
To automatically detect and classify Age-related Macular Degeneration (AMD) using OCT images by extracting the Retinal Pigment Epithelium layer and analyzing unique features.
研究成果
The developed system achieved a high accuracy of 95% in classifying AMD affected and normal OCT images, demonstrating the effectiveness of the proposed method in early AMD detection.
研究不足
The study focused on the detection of AMD using OCT images, with limitations including the need for high-quality images and the specificity of the method to AMD detection.
1:Experimental Design and Method Selection:
The study utilized OCT images for AMD detection, employing Graph Theory Dynamic Programming for RPE layer extraction and Wiener filter for image denoising. A unique feature set was used for classification with SVM.
2:Sample Selection and Data Sources:
950 OCT images from Duke University’s online dataset were used, with 446 AMD affected and 504 normal images.
3:List of Experimental Equipment and Materials:
SD-OCT imaging camera, Wiener filter for denoising, Graph Theory Dynamic Programming for layer extraction, and SVM for classification.
4:Experimental Procedures and Operational Workflow:
The process included image denoising, RPE layer extraction using graph theory, feature extraction (approximation coefficient, entropy, spectrum energy), and classification using SVM.
5:Data Analysis Methods:
Features were analyzed to classify images into AMD affected or normal, achieving an accuracy of 95%.
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