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V. Venkatachalam and J. Aravena,"Detecting Periodic Behavior in Nonstationary Signals," in IEEE-SP International Symposium on Time-frequency and Time-scale Analysis,
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V. Venkatachalam and J. Aravena, "Enhanced Pseudo Power Signatures for Nonstationary Signal Classification: The Projector Approach," IEEE Transactions on Signal Processing, 1999.
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V. Venkatachalam and J. Aravena,"Enhanced signatures for event classification: The projector approach," in IEEE-SP International Symposium on Time-frequency and Time-scale Analysis,
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V. Venkatachalam, H. Choi and R. G. Baraniuk,"Multiscale SAR Image Segmentation using Wavelet-domain Hidden Markov Tree Models," in SPIE Symp. on Aerospace/Defense Sensing, Simulation, and Controls,
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V. Venkatachalam and J. Aravena,"Nonstationary signal classification using pseudo power signatures," in IEEE International Symposium on Circuits and Systems (ISCAS),
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J. Aravena and V. Venkatachalam, "Nonstationary signal classification using pseudo power signatures: The Matrix SVD Approach," IEEE transactions on Circuits and Systems, 1999.
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V. Venkatachalam and J. Aravena,"Nonstationary Signal Enhancement Using The Wavelet Transform," in Proc. of the 28 Southeastern Symposium on System Theory,
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V. Venkatachalam and J. Aravena, "Optimal parallel 2-D FIR digital filter with separable terms," IEEE Transactions on Signal Processing, vol. 45, no. 5, 1997.
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V. Venkatachalam and J. Aravena, "Pseudo Power Scale Signatures: Frequency Domain Approach," Journal of the Franklin Institute, 2000.
V. Venkatachalam, H. Choi and R. G. Baraniuk,"Multiscale SAR Image Segmentation using Wavelet-domain Hidden Markov Tree Models," in SPIE Symp. on Aerospace/Defense Sensing, Simulation, and Controls,