基于Radon变换的运动模糊图像参数估计

Parameters Estimation of Motion Blurred Images Based on Radon Transform

运动模糊图像的参数估计直接影响图像的去模糊效果。提出了基于Radon变换的参数估计算法,结合运动模糊图像的频谱特性和Radon变换的数学含义,通过计算运动模糊图像二维频谱的Radon变换值,有效地估计出运动模糊的方向角θ和长度L两个参数。实验表明,该方法简单可行,参数估计准确,最终的图像去模糊效果良好。

Parameters estimation of motion blurred images directly influences the result of deblurring. The method based on Radon transform introduced by this paper incorporated the spectral properties of motion blurred images with the mathematical significance of Radon transform, efficiently estimating the motion blurring angle θ and length L these two parameters. The experiment shows that this new method is simple and feasible with accurate parameters estimation, and finally obtaining good deblurring results.