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An extension of the computation of the Wigner-Ville time frequency distribution for complex sonar data is discussed. The method of computation provides insight to the cross terms of the distribution that can be used in pattern recognition.
Inspec keywords: sonar; computerised pattern recognition
Other keywords:
Subjects: Computer vision and image processing techniques; Military detection and tracking systems; Optical information, image and video signal processing; Communications computing; Sonar and acoustic radar