Homomorphic Filtering and MAD Filtering Based Speckle Removal in Ultrasound Images

Shuai Feng, Shigang Wang*, Xueshan Gao

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The economy of medical ultrasound images comes at the expense of image quality that is usually affected by speckle noise. In this paper, a method for 2D ultrasound medical image despeckling is presented, which combines homomorphic filtering and MAD (Median Anisotropic Diffusion) filtering that the improved Anisotropic Diffusion filter. First, the preprocessed image after dilution of speckle-noise is obtained by homomorphic transformation of the ultrasound image with Gaussian high-pass filtering and median filtering. Then the speckle is removed with the MAD filtering, and finally, the contrast is enhanced. Experimental results demonstrate that the algorithm can effectively reduce the speckle noise and maintain high image quality. The algorithm in this paper helps remove speckle in 2D static ultrasound images, which is potentially valuable for improving the quality of medical ultrasound images.

Original languageEnglish
Title of host publicationProceedings of the 3rd IEEE Eurasia Conference on IOT, Communication and Engineering 2021, ECICE 2021
EditorsTeen-Hang Meen
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages275-279
Number of pages5
ISBN (Electronic)9781665445160
DOIs
Publication statusPublished - 2021
Externally publishedYes
Event3rd IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2021 - Yunlin, Taiwan, Province of China
Duration: 29 Oct 202131 Oct 2021

Publication series

NameProceedings of the 3rd IEEE Eurasia Conference on IOT, Communication and Engineering 2021, ECICE 2021

Conference

Conference3rd IEEE Eurasia Conference on IOT, Communication and Engineering, ECICE 2021
Country/TerritoryTaiwan, Province of China
CityYunlin
Period29/10/2131/10/21

Keywords

  • anisotropic diffusion
  • homomorphic filtering
  • speckle reduction
  • two-dimensional ultrasound images

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