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摘要:
Characteristics of plaque are extracted by the gray level co-occurrence matrix. The four effective characteristic values including energy, entropy, moment of inertia and correlation are selected to compose the eigenvector. And then support vector machine (SVM) is applied to construct the classifier combining particle swarm optimization (PSO) algorithm. The parameters of SVM are optimized based on Gaussian radius basis kernel function. The result shows that the method spends less time and the average recognition accuracy rate of the four common plaques reaches 92%. It verifies the effectiveness of the proposed method.
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