Publicações


 

R. Biloti, L. T. Santos and M. Tygel2002Multiparametric traveltime inversionStud. Geophys. Geod., 46, pp. 177-192
 

C. Piedrahita, M. Tygel, L. T. Santos and N. Bleinstein2002Applications of automata theory to ray tracingsubmited to SEG 2002[download]
 

M. Tygel, L. T. Santos and J. Schleicher2002Multifocus moveout revisited: derivations and alternative expressionsRevised version of Technical Report, IMECC-UNICAMP, RP 34/99[download]
 

S. da Silva Araujo and M. Tygel2001Construção de imagens sísmicas pelo método de Superfície de Reflexão Comum (CRS)7th international congress of the Brazilian geophysical society, 1037-1040[download]
 

R. Biloti, R. S. Portugal, L. T. Santos and M. Tygel2001Obtaining AVO and AVA curves from CRS attributesTechnical Report, IMECC-UNICAMP, RP 25/01[download]
 

R. Biloti, R. Portugal, L. T. Santos and M. Tygel 2001Obtaining AVO and AVA curves from CRS attributesJournal of Seismic Exploration, vol. 10, 19-29
 

R. Biloti, L. T. Santos and M. Tygel2001Layered velocity model from kynematic attributesExpanded Abstracts of the 7th International Congress of the Brazilian Geophysical Society, 7CISBGf/TS9, 1055-1058[download]
 

R. Biloti, L. T. Santos and M. Tygel2001Multiparametric traveltime inversion Technical Report IMECC-UNICAMP, RP 48/01[download]
 

P. Chira-Oliva, M. Tygel, Y. Zhang and P. Hubral 2001Analytic CRS formula for a 2D curved measurement surface and finite-offset reflectionsJournal of Seismic Exploration, vol. 10, 245-262
 

V. Grosfeld, R. Biloti, L. T. Santos and M. Tygel 2001Topographic effect correction using CRS parametersTechnical Report IMECC-UNICAMP, RP 47/01[download]
 

C. Guerra, E. Filpo and M. Tygel2001Atenuação de múltiplas por empilhamento Kirchhoff em afastamento comunExpanded Abstracts of the 7th International Congress of the Brazilian Geophysical Society, 1209-1210[download]
 

R. S. Portugal, R. Biloti, L. T. Santos and M. Tygel2001CRS as a tool for true amplitude imagingExpanded Abstracts of the 7th International Congress of the Brazilian Geophysical Society, 7CISBGf/TS9, 1041-1044[download]
 

R. Portugal, R. Biloti, L. T. Santos and M. Tygel 2001CRS as a tool for true amplitude imaging7th international congress of the Brazilian geophysical society, 1041-1042[download]
 

R. S. Portugal, R. Biloti, L. T. Santos and M. Tygel2001CRS as a tool for true amplitude imaging71st Ann. Internat. Meeting, SEG, Workshop on Velocity Model Independent Imaging for Complex Media[download]
 

O. Peres, D. Kosloff, Z. Koren and M. Tygel2001A practical approach to true-amplitude migrationJournal of Seismic Exploration, vol. 10, 183-204
 

D. Rousset, H. Perroud and M. Tygel2001AVO analysis based on purely kinematic imagingExpanded Abstracts of the 7th International Congress of the Brazilian Geophysical Society, 1739-1742[download]
 

D. Rousset, M. Tygel and H. Perroud2001Attaching true amplitudes on kinematically migrated imagesJournal of Seismic Exploration, vol. 10, 149-164
 

J. Schleicher, L. T. Santos and M. Tygel2001Seismic migration by demodelingJournal of Seismic Exploration, vol. 10, 59-76
 

L. T. Santos, M. Tygel and A. Buginga2001Reflection impedance7th international congress of the Brazilian geophysical society, 21-24[download]
 

J. Schleicher, M. Tygel, B. Ursin and N. Bleistein2001The Kirchhoff-Helmholtz integral for anisotropic elastic mediaWave Motion, vol. 34, 353-364[download]
 

M. Tygel, J. Schleicher, L. T. Santos and P. Hubral2001The Kirchhoff-Helmholtz integral pairJournal of Computational Acoustics, 9, 1383-1394,2001[download]
 

M. Tygel, L. T. Santos, A. C. Vasquez and A. S. Oliveira2001Recuperação de atributos sísmicos utilizando a migração para afastamento nulo7th international congress of the Brazilian geophysical society, 1091-1094[download]
 

J. C. R. Cruz, P. Hubral, M. Tygel, J. Schleicher and G. Hocht2000The common reflecting element (CRE) method revisitedGeophysics, vol. 65, no. 3, 979-993[download]
 

L. T. Santos, J. Schleicher, M. Tygel and P. Hubral2000Seismic modeling by demigrationGeophysics, vol. 65, no. 04, 1281-1289[download]
 

L. T. Santos, J. Schleicher, M. Tygel and P. Hubral2000Modeling, migration, and demigrationThe Leading Edge, vol. 19, no. 7, 712-715[download]
 

J. Schleicher, M. Tygel, B. Ursin and N. Bleistein2000The Kirchhoff-Helmholtz integral for anisotropic elastic mediaTechnical Report, IMECC-UNICAMP, RP 38/00[download]
 

E. G. Birgin, R. Biloti, L. T. Santos and M. Tygel1999Traveltime Multiparameter Estimation Using Bound Constrained Optimization: A First Approach Technical Report, IMECC-UNICAMP, RP 14/99[download]
 

E. G. Birgin, R. Biloti, M. Tygel and L. T. Santos1999Restricted optimization: a clue to a fast and accurate implementation of the Common Reflection Surface Stack methodJournal of Applied Geophysics, 42, pp. 143-155[download]
 

E. G. Birgin, R. Biloti, M. Tygel and L. T. Santos1999A New Algorithm for Traveltime Multiparameter Estimationin the Annals of the Sixth International Congress of the Brazilian Geophysical Society, SBGF301, 15-19 August, Rio de Janeiro, Brazil[download]
 

E. Filpo and M. Tygel1999 Deep-water multiple-suppression in the near-offset rangeThe Leading Edge, vol. 18, no. 1, 81-84[download]
 

M. Tygel, P. Hubral, J. Schleicher and L. T. Santos1999The Kirchhoff-Helmholtz integral pair69th Ann. Internat. Mtg: Soc. Of Expl. Geophys., 1821-1824[download]
 

M. Tygel, L. T. Santos, J. Schleicher and P. Hubral1999Kirchhoff imaging as a tool for AVO/AVA analysisThe Leading Edge, vol. 18, no. 8, 940-945[download]
 

M. Tygel, J. Schleicher, L. T. Santos and P. Hubral1999An asymptotic inverse to the Kirchhoff-Helmholtz integralTechnical Report, IMECC-UNICAMP, RP 39/99[download]
 

M. Tygel, L. T. Santos, J. Schleicher and P. Hubral1999Kirchhoff imaging as a tool for AVO/AVA analysisTechnical Report, IMECC-UNICAMP, RP 31/99[download]
 

M. Tygel, L. T. Santos and J. Schleicher1999Multifocus moveout revisited: derivations and alternative expressionsTechnical Report, IMECC-UNICAMP, RP 34/99[download]
 

L. T. Santos, J. Schleicher, P. Hubral and M. Tygel1998Is seismic demigration equivalent to foward modeling?Technical Report, IMECC-UNICAMP, RP 26/98[download]
 

L. T. Santos, J. Schleicher, P. Hubral and M. Tygel1998Modeling, migration and demigrationTechnical Report, IMECC-UNICAMP, RP 19/98[download]
 

L. T. Santos, J. Schleicher, M. Tygel and P. Hubral1998Seismic Modeling by demigrationTechnical Report, IMECC-UNICAMP, RP 18/98[download]
 

J. Schleicher and M. Tygel1998 A scalar description of elementary waves in isotropic elastic media: modeling and migrationTechnical Report, IMECC-UNICAMP, RP 83/98[download]
 

M. Tygel, J. Schleicher, P. Hubral and L. T. Santos19982.5-D true-amplitude Kirchhoff migration to zero offset in laterally inhomogeneous media Geophysics, vol. 63, no. 2, 557-573[download]
 

A. Novais, L. T. Santos, M. Tygel and B. Ursin 1997A unified Born-Kirchhoff representation for acoustic mediaIn Hubral, P. (ed.), Amplitude-preserving seismic reflection imaging. Journal of Seismic Exploration, vol. 6, 217-226[download]
 

P. Hubral, J. Schleicher and M. Tygel1996A unified approach to 3-D seismic reflection imaging, Part 1: Basic conceptsGeophysics, vol. 61, 742-758 [download]

M. Tygel, J. Schleicher and P. Hubral1996A unified approach to 3-D seismic reflection imaging, Part 2: TheoryGeophysics, vol. 61, 759-775[download]
 

P. Hubral, M. Tygel and J. Schleicher1995Geometrical-spreading and ray-caustic decomposition of elementary seismic wavesGeophysics, vol. 60, 1195-1202[download]
 

M. Tygel, J. Schleicher and P. Hubral1994Pulse distortion in depth migration Geophysics, vol. 59, 1561-1569[download]
 

P. Hubral, J. Schleicher, M. Tygel and Ch. Hanitzsch1993Determination of Fresnel zones from traveltime measurementsGeophysics, vol. 58, 703-712[download]
 

P. Hubral, J. Schleicher and M. Tygel1993Three-dimensional primary zero-offset reflectionsGeophysics, vol. 58, 692-702[download]
 

J. Schleicher, P. Hubral and M. Tygel1993Geometrical-spreading correction by a dual diffraction stackGeophysics, vol. 59, 1870-1873[download]
 

J. Schleicher, M. Tygel and P. Hubral19933-D true-amplitude finite-offset migration Geophysics, vol. 58, 1112-1126[download]
 

M. Tygel, J. Schleicher, P. Hubral and C. Hanitzsch1993Multiple weights in diffraction stack migrationGeophysics, vol. 59, 1820-1830[download]
 

M. Tygel, J. Schleicher and P. Hubral1992Geometrical spreading corrections of offset reflections in a laterally inhomogeneous earth Geophysics, vol. 57, 1054-1063[download]
 

P. Hubral, M. Tygel and H. Zien1991Three-dimensional true-amplitude zero-offset migrationGeophysics, vol. 56, 18-26[download]
 

J. Schleicher, P. Hubral and M. Tygel1991Nonspecular reflections from a curved interfaceGeophysics, vol. 56, 1203-1214[download]
 

M. Tygel, H. Huck and P. Hubral1991Mixed-delay wavelet deconvolution of the point-source seismogramGeophysics, vol. 56, 1405-1411[download]
 

M. Tygel, A. Leykam, P. Hubral, W. N. Amorim and R. Pestana1991Transforming a point-source seismogram into a beam seismogramGeophysics, vol. 56, 1819-1824[download]
 

P. Hubral and M. Tygel1989 Analysis of the Rayleigh pulse: short note Geophysics, vol. 54, 654-658[download]
 

P. Hural and M. Tygel1985 Transient response from a planar acoustic interface by a new point-source decomposition into plane wavesGeophysics, vol. 50, 766-774[download]
 

M. Tygel and P. Hubral1985 Transient analytic point-source response of a layered acoustic medium: Part IIGeophysics, vol. 50, 1478-1487[download]
 

M. Tygel and P. Hubral1985 Transient plane-wave transforms for the point-source seismogram: Short noteGeophysics, vol. 50, 2889-2893[download]
 

M. Tygel and P. Hubral1985 Transient analytic point-source response of a layered acoustic medium : Part IGeophysics, vol. 50, 1466-1477[download]
 

M. Tygel and P. Hubral1984 Transient representation of the Sommerfeld-Weyl integral with application to the point source response from a planar acoustic interfaceGeophysics, vol. 49, 1495-1505[download]
 

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