Spatial Filtering of Sidescan Sonograms to Remove Streaking due to Signal Level Fluctuations.

Abstract

A spatial filtering technique originally devised to filter streaking from geographically-scaled sidescan sonar images is applied successfully to smaller-scale sidescan sonar images generated during mine warfare exercises. Implementation of the algorithm to minimise computation time is discussed and appropriate filter parameter settings are established. Related techniques for image contrast and noise control are also discussed.

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Document Details

Document Type
Technical Report
Publication Date
Nov 01, 1996
Accession Number
ADA322074

Entities

People

  • Stuart Anstee

Organizations

  • Defence Science and Technology Group

Tags

Communities of Interest

  • Materials and Manufacturing Processes

DTIC Thesaurus Topics

  • Algorithms
  • Applied Mathematics
  • Australia
  • Computations
  • Contrast
  • Data Analysis
  • Data Processing
  • Filtration
  • Image Processing
  • Images
  • Seabed
  • Sonar
  • Sonar Images
  • Spatial Filtering
  • Standards
  • Surveillance
  • Universities

Readers

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  • Solar Photovoltaics and Thermoelectric Devices.
  • Systems Analysis and Design