Abstract
As a novel multiscale transform, curvelet transform has the ability to give a better sparse representation of images with singularity along curves. After analyzing the second-generation curvelet transform, this work presents a new de-noising technique for echocardiographic images corrupted with speckle noise. We employed this new technique, nonlinear diffusion based on total variation, to suppress artifacts resulting from curvelet transform. The results show that this method gives better performance in noise suppression while preserving the edges of echocardiographic images, compared to existing methods. The application of curvelet transform reveals its great potential in echocardiographic image processing.
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Acknowledgement
This work was supported by the basic research project of Shanghai Science and Technology Commission (12JC1406600).
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© 2015 Springer International Publishing Switzerland
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Xue, H., Chen, B., Sun, K., Yu, J. (2015). De-noising Method for Echocardiographic Images Based on the Second-Generation Curvelet Transform. In: Wong, W. (eds) Proceedings of the 4th International Conference on Computer Engineering and Networks. Lecture Notes in Electrical Engineering, vol 355. Springer, Cham. https://doi.org/10.1007/978-3-319-11104-9_80
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DOI: https://doi.org/10.1007/978-3-319-11104-9_80
Publisher Name: Springer, Cham
Print ISBN: 978-3-319-11103-2
Online ISBN: 978-3-319-11104-9
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