All Stories

  1. The combination of sparsity and MCMC

    Article • Geophysics, July 2025, Society of Exploration Geophysicists

    Dario Grana, Leandro Passos de Figueiredo, Chuan Luo

  2. Coupled inversion of elastic-seismic data for petrophysical and pore-geometry properties

    Article • Geophysics, April 2025, Society of Exploration Geophysicists

    Jianhua Yue, Dario Grana

  3. Quantification of measurement uncertainty in electrical resistivity tomography data and its effect on the inverted resistivity model

    Article • Geophysics, April 2025, Society of Exploration Geophysicists

    Dario Grana, Ang Li

  4. Hierarchical Bayesian AVO-facies inversion using Ip and Vp/Vs parametrization

    Article • Geophysics, April 2025, Society of Exploration Geophysicists

    Dario Grana, Alessia Ravasio, Leandro Passos de Figueiredo, enrico paparozzi

  5. Rock-physics-guided petrophysical seismic AVA inversion using the Levenberg-Marquardt algorithm

    Article • Geophysics, March 2025, Society of Exploration Geophysicists

    Dario Grana

  6. Bayesian neural network and Bayesian physics-informed neural network via variational inference for seismic petrophysical inversion

    Article • Geophysics, July 2024, Society of Exploration Geophysicists

    Peng Li, Dario Grana

  7. GeosPIn: A MATLAB library for Geostatistical Petrophysical Inversion

    Article • Geophysics, May 2024, Society of Exploration Geophysicists

    Dario Grana, Leandro Passos de Figueiredo

  8. Probabilistic physics-informed neural network for seismic petrophysical inversion

    Article • Geophysics, January 2024, Society of Exploration Geophysicists

    Peng Li, Dario Grana

  9. Seismic inersion for time-lapse CO2 storage monitoring

    Article • Geophysics, December 2023, Society of Exploration Geophysicists

    Nisar Ahmed (PhD), Dario Grana

  10. Frequency-domain electromagnetic induction for the prediction of electrical conductivity and magnetic susceptibility using geostatistical inversion and randomized tensor decomposition

    Article • Geophysics, September 2023, Society of Exploration Geophysicists

    Leonardo Azevedo, Dario Grana, Miss Ellen Van De Vijver, João Narciso

  11. Bayesian linearized rock-physics amplitude-variation-with-offset inversion for petrophysical and pore-geometry parameters in carbonate reservoirs

    Article • Geophysics, July 2023, Society of Exploration Geophysicists

    Dario Grana

  12. Iterative geostatistical seismic inversion with rock-physics constraints for permeability prediction

    Article • Geophysics, March 2023, Society of Exploration Geophysicists

    Leonardo Azevedo, Dario Grana

  13. Markov chain Monte Carlo for seismic facies classification

    Article • Geophysics, January 2023, Society of Exploration Geophysicists

    Dario Grana, Leandro Passos de Figueiredo

  14. Petrophysical inversion based on f-s-r amplitude-variation-with-offset linearization and canonical correlation analysis

    Article • Geophysics, September 2022, Society of Exploration Geophysicists

    Dario Grana

  15. Probabilistic inversion of seismic data for reservoir petrophysical characterization: Review and examples

    Article • Geophysics, June 2022, Society of Exploration Geophysicists

    Dario Grana, Leandro Passos de Figueiredo, Mr Patrick A Connolly, Leonardo Azevedo

  16. Bayesian rock-physics inversion with Kumaraswamy prior models

    Article • Geophysics, April 2022, Society of Exploration Geophysicists

    Dario Grana

  17. Estimation of porosity, fluid bulk modulus, and stiff-pore volume fraction using a multitrace Bayesian amplitude-variation-with-offset petrophysics inversion in multiporosity reservoirs

    Article • Geophysics, November 2021, Society of Exploration Geophysicists

    Dario Grana

  18. Markov chain Monte Carlo for petrophysical inversion

    Article • Geophysics, November 2021, Society of Exploration Geophysicists

    Dario Grana, Leandro Passos de Figueiredo

  19. SeReMpy: Seismic reservoir modeling Python library

    Article • Geophysics, September 2021, Society of Exploration Geophysicists

    Dario Grana, Leandro Passos de Figueiredo

  20. Characterization of gas hydrate systems on the Hikurangi margin (New Zealand) through geostatistical seismic and petrophysical inversion

    Article • Geophysics, September 2021, Society of Exploration Geophysicists

    Dario Grana, Leonardo Azevedo

  21. Multivariate probabilistic rock-physics models using Kumaraswamy distributions

    Article • Geophysics, August 2021, Society of Exploration Geophysicists

    Dario Grana

  22. Direct depth-domain Bayesian amplitude-variation-with-offset inversion

    Article • Geophysics, August 2021, Society of Exploration Geophysicists

    Dario Grana, Geophysical Consultant Houzhu Zhang

  23. Hydrogeophysical comparison of hillslope critical zone architecture for different geologic substrates

    Article • Geophysics, June 2021, Society of Exploration Geophysicists

    Dario Grana

  24. Variational inference in Bayesian neural network for well-log prediction

    Article • Geophysics, April 2021, Society of Exploration Geophysicists

    Dario Grana

  25. Uncertainty quantification in fault detection using convolutional neural networks

    Article • Geophysics, March 2021, Society of Exploration Geophysicists

    Dario Grana

  26. Bayesian facies inversion on a partially dolomitized isolated carbonate platform: A case study from Central Luconia Province, Malaysia

    Article • Geophysics, February 2021, Society of Exploration Geophysicists

    Leandro Passos de Figueiredo, Eugene Rankey, Dario Grana

  27. An unsupervised deep-learning method for porosity estimation based on poststack seismic data

    Article • Geophysics, November 2020, Society of Exploration Geophysicists

    Dario Grana

  28. Stochastic perturbation optimization for discrete-continuous inverse problems

    Article • Geophysics, July 2020, Society of Exploration Geophysicists

    Leonardo Azevedo, Dario Grana, Leandro Passos de Figueiredo

  29. Uncertainty quantification in seismic facies inversion

    Article • Geophysics, June 2020, Society of Exploration Geophysicists

    Dario Grana, Leandro Passos de Figueiredo, Erick Talarico

  30. Bayesian petroelastic inversion with multiple prior models

    Article • Geophysics, June 2020, Society of Exploration Geophysicists

    Dario Grana

  31. A comparison of deep machine learning and Monte Carlo methods for facies classification from seismic data

    Article • Geophysics, January 2020, Society of Exploration Geophysicists

    Dario Grana, Leonardo Azevedo

  32. Time-lapse seismic history matching with an iterative ensemble smoother and deep convolutional autoencoder

    Article • Geophysics, January 2020, Society of Exploration Geophysicists

    Dario Grana

  33. Uncertainty quantification in Bayesian inverse problems with model and data dimension reduction

    Article • Geophysics, October 2019, Society of Exploration Geophysicists

    Dario Grana, Leonardo Azevedo, Leandro Passos de Figueiredo

  34. Multimodal Markov chain Monte Carlo method for nonlinear petrophysical seismic inversion

    Article • Geophysics, September 2019, Society of Exploration Geophysicists

    Leandro Passos de Figueiredo, Dario Grana

  35. Gaussian mixture Markov chain Monte Carlo method for linear seismic inversion

    Article • Geophysics, May 2019, Society of Exploration Geophysicists

    Leandro Passos de Figueiredo, Dario Grana

  36. Bayesian inversion for the estimation of spatially correlated properties

    Article • Geophysics, September 2018, Society of Exploration Geophysicists

    Dario Grana, Leandro Passos de Figueiredo

  37. Bayesian linearized petrophysical AVO inversion

    Article • Geophysics, May 2018, Society of Exploration Geophysicists

    Dario Grana

  38. Stochastic nonlinear inversion of seismic data for the estimation of petroelastic properties using the ensemble smoother and data reparameterization

    Article • Geophysics, May 2018, Society of Exploration Geophysicists

    Dario Grana

  39. Joint facies and reservoir properties inversion

    Article • Geophysics, May 2018, Society of Exploration Geophysicists

    Dario Grana

  40. Joint probabilistic petrophysics-seismic inversion based on Gaussian mixture and Markov chain prior models

    Article • Geophysics, January 2018, Society of Exploration Geophysicists

    Dario Grana

  41. Introduction to special section: Multidisciplinary studies for geologic and geophysical characterization of CO2 storage reservoirs

    Article • Interpretation, October 2017, Society of Exploration Geophysicists

    Dario Grana, Dr. Sumit Verma

  42. A Workflow for Static Reservoir Modeling Guided by Seismic Data in a Fluvial System

    Article • Mathematical Geosciences, July 2017, Springer Science + Business Media

    Dario Grana

  43. Geostatistical inversion of prestack seismic data for the joint estimation of facies and impedances using stochastic sampling from Gaussian mixture posterior distributions

    Article • Geophysics, July 2017, Society of Exploration Geophysicists

    Dario Grana

  44. Bayesian Gaussian Mixture Linear Inversion for Geophysical Inverse Problems

    Article • Mathematical Geosciences, February 2017, Springer Science + Business Media

    Dario Grana

  45. Bayesian linearized rock-physics inversion

    Article • Geophysics, November 2016, Society of Exploration Geophysicists

    Dario Grana

  46. Seismic attribute illumination of the Moxa Arch: A probable site for carbon sequestration

    Article • September 2016, Society of Exploration Geophysicists

    Dario Grana, Dr. Sumit Verma

  47. Pressure–velocity relations in reservoir rocks: Modified MacBeth's equation

    Article • Journal of Applied Geophysics, September 2016, Elsevier

    Dario Grana

  48. Introduction to special section: Seismic facies classification and modeling

    Article • Interpretation, August 2016, Society of Exploration Geophysicists

    Mr Patrick A Connolly, Dario Grana

  49. Lithofacies classification in the Marcellus Shale by applying a statistical clustering algorithm to petrophysical and elastic well logs

    Article • Interpretation, May 2016, Society of Exploration Geophysicists

    Dario Grana

  50. Introduction to special section: Unconventional exploration and production — Achievements and remaining challenges

    Article • Interpretation, May 2016, Society of Exploration Geophysicists

    Dario Grana

  51. Estimation of TOC and Brittleness Volumes and Correlation with Reservoir Production

    Article • January 2016, American Association of Petroleum Geologists (AAPG)

    Dario Grana, Dr. Sumit Verma

  52. Rock Physics Modeling in Conventional Reservoirs

    Article • January 2016, Springer Science + Business Media

    Dario Grana

  53. Bayesian rock physics inversion of acoustic and electrical properties for rock-fluid property estimation

    Article • August 2015, Society of Exploration Geophysicists

    Dario Grana

  54. Bayesian facies classification in a CO2sequestration study using statistical rock physics modeling of elastic and electrical properties

    Article • August 2015, Society of Exploration Geophysicists

    Dario Grana

  55. Probabilistic formulation of AVO modeling and AVO-attribute-based facies classification using well logs

    Article • Geophysics, July 2015, Society of Exploration Geophysicists

    Dario Grana

  56. Petro-Elastic Log-Facies Classification Using the Expectation–Maximization Algorithm and Hidden Markov Models

    Article • Mathematical Geosciences, June 2015, Springer Science + Business Media

    Dario Grana

  57. Petroelastic and geomechanical classification of lithologic facies in the Marcellus Shale

    Article • Interpretation, February 2015, Society of Exploration Geophysicists

    Dario Grana

  58. Bayesian inversion of time-lapse seismic data for the estimation of static reservoir properties and dynamic property changes

    Article • Geophysical Prospecting, December 2014, Wiley

    Dario Grana

  59. Petro-elastic facies classification in the Marcellus Shale by applying expectation maximization to measured well logs

    Article • August 2014, Society of Exploration Geophysicists

    Dario Grana

  60. Joint rock physics inversion of elastic and electric attributes for rock and fluid properties – A real data example

    Article • August 2014, Society of Exploration Geophysicists

    Dario Grana

  61. Seismic Reflections of Rock Properties

    Article • March 2014, Cambridge University Press

    Dario Grana

  62. Probabilistic approach to rock physics modeling

    Article • Geophysics, March 2014, Society of Exploration Geophysicists

    Dario Grana

  63. Joint estimation of rock properties and dynamic property changes from time-lapse seismic data

    Article • August 2013, Society of Exploration Geophysicists

    Dario Grana

  64. Sequential Bayesian Gaussian mixture linear inversion of seismic data for elastic and reservoir properties estimation

    Article • September 2012, Society of Exploration Geophysicists

    Dario Grana

  65. Stochastic inversion of facies from seismic data based on sequential simulations and probability perturbation method

    Article • Geophysics, July 2012, Society of Exploration Geophysicists

    Dario Grana

  66. Sequential Simulations of Mixed Discrete-Continuous Properties: Sequential Gaussian Mixture Simulation

    Article • January 2012, Springer Science + Business Media

    Dario Grana

  67. The link between seismic inversion, rock physics, and geostatistical simulations in seismic reservoir characterization studies

    Article • The Leading Edge, January 2011, Society of Exploration Geophysicists

    Dario Grana

  68. Integrated Crosswell Seismic Application Across a Giant Carbonate Field for High Resolution Reservoir Properties Estimation

    Article • January 2011, Society of Petroleum Engineers (SPE)

    Dario Grana

  69. Integrated Crosswell Seismic Application Across a Giant Carbonate Field for High Resolution Reservoir Properties Estimation

    Article • January 2011, Society of Petroleum Engineers (SPE)

    Dario Grana

  70. Probabilistic petrophysical-properties estimation integrating statistical rock physics with seismic inversion

    Article • Geophysics, May 2010, Society of Exploration Geophysicists

    Dario Grana

  71. A probabilistic approach to 3D joint estimation of reservoir properties based on Gaussian Mixture Models

    Article • January 2010, Society of Exploration Geophysicists

    Dario Grana

  72. Changing scale and domain of a petrophysical and elastic properties based log‐ facies classification

    Article • January 2010, Society of Exploration Geophysicists

    Dario Grana

  73. Improved Reservoir Characterization Integrating Seismic Inversion, Rock Physics Model, and Petroelastic Log Facies Classification: A Real Case Application

    Article • January 2010, Society of Petroleum Engineers (SPE)

    Dario Grana

  74. Petrophysical properties estimation in a crosswell study integrated with statistical rock physics

    Article • January 2009, Society of Exploration Geophysicists

    Dario Grana