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62598

ADAPTIVE LINE ENHANCEMENT IN PRESENCE OF IMPULSIVE AND GAUSSIAN NOISES

Article

Last updated: 22 Jan 2023

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Abstract

In this paper, a proposed scheme for an adaptive line enhancement (ALE) in presence of impulsive and Gaussian noises is presented. The proposed scheme is composed of an adaptive line enhancer and a median filter. The object of this scheme is to obtain a best estimate of the desired signal which is combined with an additive impulsive and Gaussian noise at very low input signal to noise ratio. The median filter is used mainly to remove the impulsive noise from the input observation. The resulting signal is applied to the adaptive line enhancer to obtain a good estimate of the desired signal. The adaptive line enhancer is implemented by an adaptive transversal filter whose output is assumed as a good estimate of the desired signal based on the minimization of the mean square error criterion. The filter coefficients are updated according to the least mean square (LMS) adaptation algorithm. The performance of the proposed scheme is evaluated in presence of the impulsive and Gaussian noise. It is concluded that using the adaptive line enhancer and median filter exhibits a better performance than that of the stand alone adaptive line enhancer.

DOI

10.21608/iceeng.1999.62598

Keywords

Adaptive line enhancer, adaptive filter, adaptation algorithm, median filter, Impulsive noise, Gaussian noise

Authors

First Name

M.

Last Name

Gadallah

MiddleName

E.

Affiliation

Ass. Prof Military Technical College

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City

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Orcid

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First Name

E.

Last Name

Eweda

MiddleName

I.

Affiliation

Prof. Dr., Military Technical College

Email

-

City

-

Orcid

-

First Name

E.

Last Name

Soleit

MiddleName

A.

Affiliation

Ass. Prof., Military Technical College

Email

-

City

-

Orcid

-

First Name

M.

Last Name

Kheder

MiddleName

D.

Affiliation

Ph. D. Student, Military Technical College

Email

-

City

-

Orcid

-

Volume

2

Article Issue

2nd International Conference on Electrical Engineering ICEENG 1999

Related Issue

9420

Issue Date

1999-11-01

Receive Date

2019-11-28

Publish Date

1999-11-01

Page Start

716

Page End

725

Print ISSN

2636-4433

Online ISSN

2636-4441

Link

https://iceeng.journals.ekb.eg/article_62598.html

Detail API

https://iceeng.journals.ekb.eg/service?article_code=62598

Order

70

Type

Original Article

Type Code

833

Publication Type

Journal

Publication Title

The International Conference on Electrical Engineering

Publication Link

https://iceeng.journals.ekb.eg/

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Article

Created At

22 Jan 2023