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"On positivity of time-frequency distributions."
Augustus J. E. M. Janssen, Theo A. C. M. Claasen (1985)
- Augustus J. E. M. Janssen, Theo A. C. M. Claasen:
On positivity of time-frequency distributions. IEEE Trans. Acoust. Speech Signal Process. 33(4): 1029-1032 (1985)
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