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Coulomb Explosion Imaging as a Tool to Distinguish Between Stereoisomers
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Phase space correlation to improve detection accuracy.

T L Carroll1, F J Rachford

  • 1US Naval Research Lab, Washington, DC 20375, USA. thomas.carroll@nrl.navy.mil

Chaos (Woodbury, N.Y.)
|October 2, 2009
PubMed
Summary
This summary is machine-generated.

Improving radar and sonar signal detection accuracy is possible by using phase space correlation instead of traditional time-based cross correlation. This enhanced method is particularly effective for chaotic signals.

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Area of Science:

  • Signal processing
  • Physics
  • Electrical engineering

Background:

  • Cross correlation is the standard technique for signal detection in radar and sonar systems.
  • The accuracy of traditional cross correlation is constrained by signal bandwidth limitations.

Purpose of the Study:

  • To introduce and evaluate a novel phase space correlation technique for improved signal detection.
  • To demonstrate the advantages of phase space correlation over traditional methods, especially for chaotic signals.

Main Methods:

  • Calculating cross correlation using phase space proximity instead of temporal simultaneity.
  • Applying the phase space correlation technique to standard radar signals and chaotic signals.

Main Results:

  • The phase space correlation technique enhances detection accuracy compared to standard cross correlation.
  • This method shows particular suitability for chaotic signals due to their diverging phase space trajectories.

Conclusions:

  • Phase space correlation offers a significant improvement in signal detection accuracy for radar and sonar.
  • The technique's effectiveness is especially pronounced with chaotic signals, opening new avenues for signal analysis.