Leon Cohen - researchr alias

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Viewing Publication 1 - 54 from 54

2024

Conditional Values in Quantum MechanicsLeon Cohen. entropy, 26(10):838, 2024. [doi]

Covariance and Uncertainty Principle for Dispersive Pulse PropagationLeon Cohen. axioms, 13(4):242, April 2024. [doi]

2023

Quantum Mechanical Approach to the Khintchine and Bochner Criteria for Characteristic FunctionsLeon Cohen. entropy, 25(7):1042, July 2023. [doi]

2018

What is the Wigner Function Closest to a Given Square Integrable Function?Jonathan S. Ben-Benjamin, Leon Cohen, Nuno Costa Dias, Patrick J. Loughlin, João Nuno Prata. siamma, 50(5):5161-5197, 2018. [doi]

The eigenvalue problem in phase spaceLeon Cohen. jcc, 39(17):1059-1067, 2018. [doi]

Contracted Schrödinger equation in quantum phase-spaceCarol Frishberg, Leon Cohen. jcc, 39(17):1068-1075, 2018. [doi]

2014

Generalization of Campbell's theorem to nonstationary noiseLeon Cohen. eusipco 2014: 2415-2419 [doi]

Joint distributions, the uncertainty principle and positive distributionsLeon Cohen. mscs, 24(3), 2014. [doi]

2010

The Spread of a Noise Field in a Dispersive MediumLeon Cohen. ejasp, 2010, 2010. [doi]

2007

Reply to 'Comments on 'The generalized Wiener process for colored noise'"Lorenzo Galleani, Leon Cohen. spl, 14(10):769-770, 2007. [doi]

2006

The Generalized Wiener Process for Colored NoiseLorenzo Galleani, Leon Cohen. spl, 13(10):608-611, 2006. [doi]

A time-frequency approach to the adjustable bandwidth conceptLorenzo Galleani, Leon Cohen, Andrew Noga. dsp, 16(5):454-467, 2006. [doi]

2005

Construction and transformation of probability densitiesLeon Cohen. icae, 12(1):129-134, 2005. [doi]

The history of noise [on the 100th anniversary of its birth]Leon Cohen. spm, 22(6):20-45, 2005. [doi]

2004

Nonlinear Transformation of Differential Equations into Phase SpaceLeon Cohen, Lorenzo Galleani. ejasp, 2004(12):1770-1777, 2004. [doi]

Direct time-frequency characterization of linear systems governed by differential equationsLorenzo Galleani, Leon Cohen. spl, 11(9):721-724, 2004. [doi]

The uncertainty principle: global, local, or both?Patrick J. Loughlin, Leon Cohen. tsp, 52(5):1218-1227, 2004. [doi]

2003

Authors ReplyLeon Cohen, Patrick Loughlin. sigpro, 83(8):1821-1822, 2003. [doi]

2002

Time-Frequency Analysis of a Variable Stiffness Model for Fault DevelopmentLeon Cohen, Lorenzo Galleani, Robert Hedges, David Hughes, Patrick Loughlin, Bruce Suter. dsp, 12(2-3):429-440, 2002. [doi]

Contraction of PulsesLeon Cohen. dsp, 12(2-3):405-415, 2002. [doi]

Instantaneous Spectrum Estimation from Event-Based DensitiesLorenzo Galleani, Leon Cohen, Douglas J. Nelson, Jeffrey D. Scargle. ejasp, 2002(1):87-91, 2002. [doi]

Approximation of the Wigner Distribution for Dynamical Systems Governed by Differential EquationsLorenzo Galleani, Leon Cohen. ejasp, 2002(1):67-72, 2002. [doi]

Frequency warping and the Mel scaleSrinivasan Umesh, Leon Cohen, Douglas J. Nelson. spl, 9(3):104-107, 2002. [doi]

2000

Instantaneous frequency and group delay of a filtered signalLeon Cohen. jfi, 337(4):329-346, 2000. [doi]

Dynamics Using the Wigner DistributionLorenzo Galleani, Leon Cohen. icpr 2000: 3254-3257 [doi]

1999

On an ambiguity in the definition of the amplitude and phase of a signalLeon Cohen, Patrick J. Loughlin, David Vakman. sigpro, 79(3):301-307, 1999. [doi]

Fitting the Mel scaleSrinivasan Umesh, Leon Cohen, Douglas J. Nelson. icassp 1999: 217-220 [doi]

Scale transform in speech analysisSrinivasan Umesh, Leon Cohen, Nenad Marinovic, Douglas J. Nelson. taslp, 7(1):40-45, 1999. [doi]

1998

The generalization of the Wiener-Khinchin theoremLeon Cohen. icassp 1998: 1577-1580 [doi]

Generalization of the Wiener-Khinchin theoremLeon Cohen. spl, 5(11):292-294, 1998. [doi]

Guest EditorialLeon Cohen, Patrick J. Loughlin. mssp, 9(4):339, 1998. [doi]

Generalization of the Gram-Charlier/Edgeworth Series and Application to Time-Frequency AnalysisLeon Cohen. mssp, 9(4):363-372, 1998. [doi]

Improved scale-cepstral analysis in speechSrinivasan Umesh, Leon Cohen, Douglas J. Nelson. icassp 1998: 637-640 [doi]

1997

Frequency-warping and speaker-normalizationSrinivasan Umesh, Leon Cohen, Douglas J. Nelson. icassp 1997: 983-986 [doi]

1996

A general approach for obtaining joint representations in signal analysis. I. Characteristic function operator methodLeon Cohen. tsp, 44(5):1080-1090, 1996. [doi]

Preface to the Special Issue on Time-Frequency AnalysisLeon Cohen. pieee, 84(9):1197, 1996. [doi]

A general approach for obtaining joint representations in signal analysis. II. General class, mean and local values, and bandwidthLeon Cohen. tsp, 44(5):1091-1098, 1996. [doi]

1995

On joint distributions for arbitrary variablesRichard G. Baraniuk, Leon Cohen. spl, 2(1):10-12, 1995. [doi]

1993

Instantaneous 'anything'Leon Cohen. icassp 1993: 105-108 [doi]

The scale representationLeon Cohen. tsp, 41(12):3275-3292, 1993. [doi]

1992

What is a multicomponent signal?Leon Cohen. icassp 1992: 113-116 [doi]

1990

Instantaneous bandwidth for signals and spectrogramLeon Cohen, Chongmoon Lee. icassp 1990: 2451-2454 [doi]

A neural network approach to the detection problem using joint time-frequency distributionsDonald B. Malkoff, Leon Cohen. icassp 1990: 2739-2742 [doi]

1989

Standard deviation of instantaneous frequencyLeon Cohen, Chongmoon Lee. icassp 1989: 2238-2241 [doi]

Time-frequency distributions-a reviewLeon Cohen. pieee, 77(7):941-981, 1989. [doi]

1988

Time frequency filteringLeon Cohen. icassp 1988: 2212-2215 [doi]

A note on `Wigner distribution for finite duration or band-limited signals and limiting cases [and author's reply]Franz Hlawatsch, Leon Cohen. tsp, 36(6):927-929, 1988. [doi]

Instantaneous mean quantities in time-frequency analysisChongmoon Lee, Leon Cohen. icassp 1988: 2188-2191 [doi]

1987

Wigner distribution for finite duration or band-limited signals and limiting casesLeon Cohen. tsp, 35(6):796-806, 1987. [doi]

On a fundamental property of the Wigner distributionLeon Cohen. tsp, 35(4):559-561, 1987. [doi]

1985

Generalized ambiguity functionsLeon Cohen, Theodore E. Posch. icassp 1985: 1033-1036 [doi]

Properties of the positive time-frequency distribution functionsLeon Cohen. icassp 1985: 548-551 [doi]

Positive time-frequency distribution functionsLeon Cohen, Theodore E. Posch. tsp, 33(1):31-38, 1985. [doi]

1984

Distributions in signal theoryLeon Cohen. icassp 1984: 254-257 [doi]

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