针对图像去噪问题，提出了两种基于三变量模型的剪切波去噪方法。 首先利用互信息对剪切波系数间的依赖关系进行量化分析；
Two shearlet-based denoising methods using trivariate prior model are proposed for image denoising. The dependency among shearlet coefficients is analyzed via mutual information.
针对图像去噪问题，提出了两种基于三变量模型的剪切波去噪方法。 首先利用互信息对剪切波系数间的依赖关系进行量化分析；
Two shearlet-based denoising methods using trivariate prior model are proposed for image denoising. The dependency among shearlet coefficients is analyzed via mutual information.
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