Search Results - "Bednar, J. B."
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Comparison of waveform inversion, part 1: conventional wavefield vs logarithmic wavefield
Published in Geophysical Prospecting (01-07-2007)“…ABSTRACT This is the first in a series of three papers focused on using variants of a logarithmic objective function approach to full waveform inversion. In…”
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2
Comparison of waveform inversion, part 2: phase approach
Published in Geophysical Prospecting (01-07-2007)“…ABSTRACT In this paper, we take advantage of the natural separation into amplitude and phase of a logarithmic‐based approach to full‐wavefield inversion and…”
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3
Comparison of waveform inversion, part 3: amplitude approach
Published in Geophysical Prospecting (01-07-2007)“…ABSTRACT In the second paper of this three part series, we studied the case of conventional and logarithmic phase‐only approaches to full‐waveform inversion…”
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4
Calculating the complex cepstrum without phase unwrapping or integration
Published in IEEE transactions on acoustics, speech, and signal processing (01-08-1985)“…The complex cepstrum, as developed by Oppenheim [4] and Oppenheim, Schafer, and Stockham [5], originated from the pioneering paper of Bogert, Healy, and Tukey…”
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5
Seeing the invisible; the next generation in seismic depth imaging
Published in Leading edge (Tulsa, Okla.) (01-05-2001)Get full text
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Whither geophysical technology: A true paradigm shift?
Published in Leading edge (Tulsa, Okla.) (01-05-2001)Get full text
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7
Alpha-trimmed means and their relationship to median filters
Published in IEEE transactions on acoustics, speech, and signal processing (01-02-1984)“…Suppose that X is a finite set of N numbers, The α-trimmed mean of X is obtained by sorting X into ascending order, removing (trimming) a fixed fraction…”
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On the Dirichlet Problem for Functions on the Extreme Boundary of a Compact Convex Set
Published in Mathematica scandinavica (01-06-1970)Get full text
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On the approximation of FIR by IIR digital filters
Published in IEEE transactions on acoustics, speech, and signal processing (01-02-1983)“…Kaiser's empirical formula for finite impulse response (FIR) digital filter length, as a function of transition width and rejection band loss (together with…”
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10
Spatial recursive filter design via rational Chebyshev approximation
Published in IEEE transactions on circuits and systems (01-06-1975)“…The computer implementation of a numerical algorithm for obtaining rational approximations is discussed. This method offers the promise of a comprehensive…”
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L1 deconvolution and its application to seismic signal processing
Published in IEEE transactions on acoustics, speech, and signal processing (01-12-1986)Get full text
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Fast algorithms for lp deconvolution
Published in IEEE transactions on acoustics, speech, and signal processing (1985)Get full text
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13
Concerning Banach spaces whose duals are abstract L -spaces
Published in Pacific journal of mathematics (01-01-1972)Get full text
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14
Order selection for and design of IIR filters
Published in IEEE transactions on acoustics, speech, and signal processing (01-04-1982)“…The design of infinite impulse response digital filters can be viewed as a spectral factorization problem. When one knows what the numerator and denominator…”
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