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Title of Article

A MODIFIED WIGNER-VILLE TRANSFORM TO ANALYZE INTERFEROMETRIC DATA OF GAS-DYNAMIC PROCESSES


Issue
5
Date
2011

Article type
scientific article
UDC
621.396
Pages
95-103
Keywords
Wigner-Ville transform, time-frequency distribution, gas-dynamic process, interferogram


Authors
Lupov Sergey Yurevich
Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo

Krivosheev Valeriy Ivanovich
Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo


Abstract
An algorithm to estimate time-frequency energy distribution (TFED) of short broadband frequency-modulated signals is presented. We give an example of TFED interferogram obtained in the experiment on throwing a metal plate by TNT explosion products.

File (in Russian)