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© 2007 PC Sava

Page updated on
June 27, 2018

Research reports


CWP reports (2006-present)

    2018

  1. T. Rapstine , Sava, P.C., 2018: Towards airborne seismic data acquisition. CWP921
  2. C. Kohnke , Sava, P.C., 2018: Localized time-lapse full-waveform inversion. CWP919
  3. D. Rocha , Sava, P.C., 2018: Elastic reflection waveform inversion with petrophysical model constraints, CWP910
  4. O. Aragao , Sava, P.C., 2018: Elastic wavefield tomography with probabilistic petrophysical model constraints, CWP909
  5. I. Lim, Sava, P.C., 2018: Seismic source mechanism imaging. CWP905
  6. I. Lim, Sava, P.C., 2018: Optimal elastic source wavefield reconstruction. CWP904
  7. I. Lim, Sava, P.C., 2018: Multicomponent imaging with distributed acoustic sensing. CWP903
  8. D. Rocha, Sava, P.C., Shragge, J., Witten, B., 2018: 3D passive wavefield imaging using the energy norm. CWP899

    2017

  9. D. Rocha, Sava, P.C., 2017: Elastic least-squares reverse-time migration using the energy norm, CWP895.
  10. D. Rocha, Sava, P.C., A. Guitton, 2017: 3D acoustic least-squares reverse-time migration using the energy norm, CWP894.
  11. T. Rapstine, Sava, P.C., 2017: Airborne seismic monitoring using stereo vision, CWP893.
  12. I. Lim, Sava, P.C., 2017: High-resolution multicomponent distributed acoustic sensing, CWP891.

    2016

  13. T. Rapstine, Sava, P.C., 2016: Seismic waveform modeling and inversion in acoutstic orthorhombic media, CWP877.
  14. I. Lim Chen Ning, Sava, P.C., 2016: Multicomponent Distributed Acoustic Sensing, CWP876.
  15. L. Almeida, M. Wakin, Sava, P.C., 2016: Comparison of sparsity-constrained regularization methods for denoising and interpolation, CWP872.
  16. E. Diaz, S. Singh, R. Snieder, Sava, P.C., 2016: Imaging the model through wave equations, CWP869.
  17. E. Diaz, S. Singh, Sava, P.C., 2016: Extended imaging, deconvolution, and two-way wavefields: a comparison, CWP868.
  18. Y. Duan, Sava, P.C., 2016: 3D angle decomposition for elastic reverse time migration, CWP866.
  19. Y. Duan, Sava, P.C., A. Guitton, 2016: Elastic least-squares reverse time migration, CWP865.
  20. D. Rocha, Sava, P.C., J. Shragge, 2016: Passive wavefield imaging using the energy norm, CWP864.
  21. D. Rocha, N. Tanushev, Sava, P.C., 2016: Anisotropic elastic wavefield imaging using the energy norm, CWP863.

    2015

  22. Y. Duan, Sava, P.C., 2015: Elastic wavefield tomography with physical model constraints, CWP836.
  23. H. Wang, Sava, P.C., 2015: Pseudo-acoustic wavefield tomography with model constraints, CWP834.
  24. E. Diaz, Sava, P.C., 2015: Seismic tomography using local correlations, CWP833.
  25. D. Rocha, N. Tanushev, Sava, P.C., 2015: Elastic wavefield imaging using the energy norm, CWP832.
  26. D. Rocha, N. Tanushev, Sava, P.C., 2015: Acoustic wavefield imaging using the energy norm, CWP831.
  27. Y. Duan, Sava, P.C., 2015: Robustness of the scalar elastic imaging condition for converted waves, CWP830.

    2014

  28. Y. Duan, Sava, P.C., 2014: Elastic imaging with OBS receiver-side multiples, CWP810.
  29. Y. Duan, Sava, P.C., 2014: Imaging condition for elastic RTM, CWP809.
  30. E. Diaz, Y. Duan, G. Pratt, Sava, P.C., 2014: Image-domain and data-domain waveform tomography: A case study, CWP803.
  31. Sava, P.C., 2014: A comparative review of wavefield tomography methods, CWP802.

    2013

  32. F. Perrone, Sava, P.C., 2013: Shot-domain 4D time-lapse seismic velocity analysis using apparent image displacements, CWP762.
  33. Douma, J., Snieder, R., Fish, A., Sava, P.C., 2013: Locating a microseismic event using deconvolution, CWP756.
  34. Sava, P.C., T. Alkhalifah, 2013: Anisotropy signature in RTM extended images, CWP753.
  35. F. Perrone, Sava, P.C., 2013: Image warping waveform tomography, CWP751.
  36. E. Diaz, Sava, P.C., 2013: Wavefield tomography using RTM backscattering, CWP749.
  37. T. Yang, Sava, P.C., 2013: 3D image-domain wavefield tomography using time-lag extended images, CWP748.

    2012

  38. E. Diaz, Sava, P.C., 2012: Understanding the reverse-time migration backscattering: Noise or signal? CWP712.
  39. T. Yang, J. Shragge, Sava, P.C., 2012: Illumination compensation for image-domain wavefield tomography, CWP711.
  40. T. Yang, Sava, P.C., 2012: Image-domain wavefield tomography with extended common-image-point gathers, CWP710.
  41. F. Perrone, Sava, P.C., 2012: Wavefield tomography based on local image correlations, CWP709.
  42. F. Perrone, Sava, P.C., C. Andreoletti, N. Bienatti, 2012: Linearized wave-equation migration velocity analysis by image warping, CWP708.

    2011

  43. J. Godwin and Sava, P.C., 2011: A comparison of shot-encoding schemes for wave-equation migration, CWP683.
  44. Sava, P.C., and T. Alkhalifah, 2011: Wide-azimuth angle-gathers for anisotropic wave-equation migration, CWP681.
  45. T. Yang and Sava, P.C., 2011: Image-domain waveform inversion with the adjoint-state method, CWP680.

    2010

  46. J. Yan and Sava, P.C., 2010: Analysis of converted-wave extended images for migration velocity analysis, CWP650.
  47. T. Yang and Sava, P.C., 2010: Wavefield-based migration velocity analysis using extended images, CWP649.
  48. I. Vasconcelos, Sava, P.C. and H. Douma, 2010: Non-linear extended wave-equation imaging by image-domain seismic interferometry, CWP647.
  49. F. Perrone and Sava, P.C., 2010: Wave-equation migration with dithered plane waves, CWP646.
  50. J. Godwin and Sava, P.C., 2010: Simultaneous source imaging by amplitude encoding, CWP645.
  51. Sava, P.C. and I. Vasconcelos, 2010: Extended imaging conditions for wave-equation migration, CWP644.

    2009

  52. Y. Ma and Sava, P.C., 2009: Imaging effects due to multi-scale model heterogeneity: CWP-632.
  53. R. Xuan and Sava, P.C., 2009: Probabilistic micro-earthquake location for reservoir monitoring: CWP631.
  54. T. Yang and Sava, P.C., 2009: Wave-equation migration velocity analysis using extended images: CWP630.
  55. T. Yang and Sava, P.C., 2009: Moveout analysis of wave-equation extended images: CWP629.
  56. J. Yan and Sava, P.C., 2009: Elastic wave mode separation for TTI media: CWP628.

    2008

  57. E. Silva and Sava, P.C., 2008: Accelerating isochron-ray wavefield extrapolation migration: CWP603.
  58. E. Silva and Sava, P.C., 2008: Modeling and imaging with isochron rays: CWP602.
  59. G. Melo and Sava, P.C., 2008: Range and resolution analysis of wide-azimuth angle decomposition: CWP601.
  60. Sava, P.C., 2008: Micro-earthquake monitoring with sparsely-sampled data: CWP600.
  61. Sava, P.C. and O. Poliannikov, 2008: Seismic imaging with Wigner distribution functions: CWP-599.
  62. J. Yan and Sava, P.C., 2008: Angle-domain elastic reverse-time migration: CWP597.
  63. J. Yan and Sava, P.C., 2008: Elastic wavefield separation for VTI media: CWP598.
  64. Sava, P.C. and I. Vlad, 2008: Numeric implementation of wave-equation migration velocity analysis operators: CWP587.

    2007

  65. I. Vasconcelos, R. Snieder, S. Taylor, J. Chavarria and Sava, P.C., 2007: Broadside imaging of the San Andreas fault system at depth: CWP577.
  66. Sava, P.C., 2007: Stereographic imaging condition for wave-equation migration: CWP562.
  67. Sava, P.C. and O. Poliannikov, 2007: Interferometric imaging condition for wave-equation migration: CWP561.

    2006

  68. Sava, P.C. and S. Fomel, 2006: Generalized imaging condition for wave-equation migration: CWP524, 1-9.

SEP reports (1997-2006)

    2006

  1. D.A.Rosales, S.Fomel, B.L.Biondi, and P.C.Sava, 2006: Wave-equation angle-domain common-image gathers for converted-waves: Part2: SEP-124.

    2005

    2004

  2. D.A.Rosales and Sava, P.C., 2004: Multiple suppression in the image space: a Mahogany field example: SEP-117.
  3. J.Shragge and Sava, P.C., 2004: Incorporating topography into wave-equation imaging through conformal mapping: SEP-117.
  4. Sava, P.C., 2004: High-order kernels for Riemannian wavefield extrapolation: SEP-117.
  5. Sava, P.C., B.Biondi, and J.Etgen, 2004: Diffraction-focusing migration velocity analysis with application to seismic and GPR data: SEP-115.
  6. Sava, P.C. and B.Biondi, 2004: Sensitivity kernels for wave-equation migration velocity analysis: SEP-115.
  7. J.Shragge and Sava, P.C., 2004: Adaptive phase-ray wavefield extrapolation: SEP-115.

    2003

  8. I.Vlad, B.Biondi, and Sava, P.C., 2003: Velocity estimation for seismic data exhibiting focusing-effect AVO (Part 3): SEP-114.
  9. Sava, P.C. and B.Biondi, 2003: Wave-equation MVA: Born Rytov and beyond: SEP-114.
  10. Sava, P.C. and S.Fomel, 2003: Seismic imaging using Riemannian wavefield extrapolation: SEP-114.
  11. Sava, P.C. and B.Biondi, 2003: Wave-equation migration velocity analysis by inversion of differential image perturbations: SEP-113.
  12. Sava, P.C., 2003: Angle decompositions of images migrated by wavefield extrapolation: SEP-113.
  13. S.Haines, A.Guitton, and Sava, P.C., 2003: Multiple suppression in the angle domain with non-stationary prediction-error filters: SEP-113.
  14. Sava, P.C. and A.Guitton, 2003: Multiple attenuation in the image space: SEP-113.

    2002

  15. Sava, P.C. and W.W.Symes, 2002: A generalization of wave-equation migration velocity analysis: SEP-112.
  16. Sava, P.C. and J.Etgen, 2002: Wave-equation MVA using diffracted data: SEP-112.
  17. Sava, P.C., J.Etgen, and L.Thomsen, 2002: Wave-equation MVA applied to 4-D seismic monitoring: SEP-112.
  18. R.G.Clapp and Sava, P.C., 2002: Cluster building and running at SEP: SEP-111.
  19. Sava, P.C. and R.G.Clapp, 2002: WEI: a Wave-Equation Imaging library: SEP-111.
  20. Sava, P.C. and S.Fomel, 2002: Wave-equation migration velocity analysis beyond the Born approximation: SEP-111.

    2001

  21. R.Clapp, M.Prucha, Sava, P.C., J.Dellinger, and B.Biondi, 2001: SEP manual: SEP-110.
  22. Sava, P.C. and B.Biondi, 2001: Born-compliant image perturbation for wave-equation migration velocity analysis: SEP-110.
  23. D.Rosales, Sava, P.C., and B.Biondi, 2001: Stolt residual migration for converted waves: SEP-110.
  24. Sava, P.C. and B.Biondi, 2001: Amplitude-preserved wave-equation migration: SEP-108.
  25. Sava, P.C., 2001: oclib: An out-of-core optimization library: SEP-108.
  26. J.Rickett and Sava, P.C., 2001: Offset and angle domain common-image gathers for shot-profile migration: SEP-108.

    2000

  27. Sava, P.C., 2000: A tutorial on mixed-domain wave-equation migration and migration velocity analysis: SEP-105.
  28. Sava, P.C., 2000: Variable-velocity prestack Stolt residual migration with application to a North Sea dataset: SEP-103.
  29. Sava, P.C. and S.Fomel, 2000: Angle-gathers by Fourier Transform: SEP-103.
  30. Sava, P.C. and B.Biondi, 2000: Wave-equation migration velocity analysis: Episode II: SEP-103.

    1999

  31. Sava, P.C., 1999: Short note--On Stolt common-azimuth residual migration: SEP-102.
  32. Sava, P.C., 1999: Enhancing common-image gathers with prestack Stolt residual migration: SEP-102.
  33. L.Vaillant and Sava, P.C., 1999: Common-azimuth migration of a North Sea dataset: SEP-102.
  34. Sava, P.C. and S.Fomel, 1999: Spectral factorization revisited: SEP-100.
  35. Sava, P.C., 1999: 3-D traveltime computation by Huygens wavefront tracing: SEP-100.
  36. Sava, P.C., 1999: Short note--On Stolt prestack residual migration: SEP-100.
  37. B.Biondi and Sava, P.C., 1999: Wave-equation migration velocity analysis: SEP-100.

    1998

  38. Sava, P.C., J.Rickett, S.Fomel, and J.Claerbout, 1998: Wilson-Burg spectral factorization with application to helix filtering: SEP-97.
  39. R.G.Clapp, Sava, P.C., and J.F.Claerbout, 1998: Interval velocity estimation with a null-space: SEP-97.

    1997

  40. Sava, P.C. and S.Fomel, 1997: Huygens wavefront tracing: A robust alternative to conventional ray tracing: SEP-95.
  41. Sava, P.C. and B.Biondi, 1997: Multivalued traveltime interpolation: SEP-95.