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3月
基于SWT-2D与双树DWT的MRI图像去噪方法研究及其性能评估
本研究针对医学影像噪声问题,提出结合二维平稳小波变换(SWT-2D)与双树离散小波变换(2D-DWT)的创新去噪方法。实验表明该方法在PSNR、SSIM、FSIM和NMSE指标上均优于传统阈值法、深度神经网络及非局部均值滤波等现有技术,尤其对σ=10-20噪声水平具有优异表现。
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