Work place: Dept. of Biomedical Engineering, Cooperative Medical College, Kerala, India
E-mail: drrrvarghese@gmail.com
Website:
Research Interests: Computational Engineering, Medical Informatics, Image Compression, Image Manipulation, Image Processing, Medical Image Computing
Biography
Reji Rajan Varghese: received his MBBS degree from Kerala University in 2000 and M Tech in Biomedical Engineering from Vellore Institute of Technology in 2009. He also holds a post graduate diploma in ultrasonography. Presently he is working as senior resident in radiology and head of Dept. of Biomedical Engineering, Cochin Medical College. His areas of expertise are Biomedical Engineering, Medical Imaging, Radiology and Image Processing.
By Simily Joseph Kannan Balakrishnan M.R. Balachandran Nair Reji Rajan Varghese
DOI: https://doi.org/10.5815/ijitcs.2013.06.01, Pub. Date: 8 May 2013
Speckle noise formed as a result of the coherent nature of ultrasound imaging affects the lesion detectability. We have proposed a new weighted linear filtering approach using Local Binary Patterns (LBP) for reducing the speckle noise in ultrasound images. The new filter achieves good results in reducing the noise without affecting the image content. The performance of the proposed filter has been compared with some of the commonly used denoising filters. The proposed filter outperforms the existing filters in terms of quantitative analysis and in edge preservation. The experimental analysis is done using various ultrasound images.
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