A statistical noise model and a mathematical model for real speckle pattern are presented, and then, in view of the models, a new adaptive suboptimal image filtering approach is proposed.
本文介绍了一种实际散斑模式的数学模型和噪声统计模型，并提出了一种针对这种模型的自适应次优滤波方法。
The arising mechanism, model and statistical characteristics of speckle noise are described and the popular filters are analyzed.
首先介绍了斑点噪声产生机理、模型和统计特征，对常用的图像滤波器进行了分析。
The noise sources and model in speckle photography fringe pattern is discussed and a noise filter for this model is designed.
本文讨论了散斑摄影条纹图的噪声来源及模型，设计合适的数字滤波器。
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