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(L to R): Andrew Iverson, Faranak Mahmoudian, Jian Sun, Junxiao Li, Tim Cary, Yu Geng, Matt Eaid, Andrew Mills, Huixing Zhang, Kris Innanen, Nadine Igonin, Huaizhen Chen, Evan Mutual, Sergio Romahn, Emma Lv, Scott Keating, Shahpoor Moradi, Wenyong Pan, Khalid Almuteri, Ali Fathalian, Raul Cova.  Photo Credit: K Bertram, Sep 2016.

Contact 

Kristopher A. Innanen
ES218 Dept. of Geoscience
University of Calgary
tel. +1 403 210 6837
em. k.innanen [AT] ucalgary.ca

Teaching

University of Calgary Courses

GOPH 657 Seismic signal analysis 
GOPH 673 Theory of seismic inversion 
GOPH 355 Intro to exploration geophysics 
GOPH 549 Geophysics field school 

Short Courses 

i. The basics of Full Waveform Inversion
ii. The wave theoretical basis of FWI
iii. Multiple prediction: concepts and algorithms 

People

Postdoctoral fellows & visiting collaborators

Junxiao Li (2018 - )
Raul Cova (2017 - )
Marcelo Guarido (2017 - )
Nasser Kazemi (with R. Shor) (2017 - )
Huaizhen Chen (2015 - )

Graduate students (supervisor and co-supervisor)

Hormoz Izadi, PhD (2013 - )
Jian Sun, PhD (2013 - )
Scott Keating, PhD (2014 - )
Sergio Romahn, PhD (2014 - )
Ali Fathalian, PhD (2015 - )
Evan Mutual (with D. Cho), MSc (2016 - )
Dennis Ellison (with R. Vestrum), MSc (2016 - )
Andrew Iverson, MSc (2016 - )
Tim Cary (with R. Lauer), MSc (2016 - )
Nadine Igonin (with D. Eaton), PhD (2016 - )
Matt Eaid, PhD (2016 - )
Hani Alzahrani (with D. Trad), PhD (2017 - )

Past students & researchers

Siming (Emma) Lv, MSc 2017
Junxiao Li, PhD 2017
Andrew Mills, MSc 2017
Yu Geng, PDF 2015-17
Huixing Zhang, Visiting Scholar 2016-17
Raul Cova, PhD 2017
Wenyong Pan, PhD 2017
Shahpoor Moradi, PhD 2017
Khalid Almuteri, MSc 2017
Kiki Hong Xu, MSc 2017
Shahin Jabbari, PhD 2016
Tiansheng Chen, Visiting Scholar 2015
Pan Pan, MSc 2015
Steven Kim, MSc 2014
Hormoz Izadi, MSc 2012 
Melissa Hernandez, MSc 2012
Chris Bird, MSc 2012
Mostafa Naghizadeh, PDF 2010-11
Jose Lira, PhD 2009


Brief Bio & Info

Education

2003 PhD Geophysics, UBC [Thesis]
1998 MSc Physics, York
1996 BSc Earth Science/Physics, York


Work

2016- Director, CREWES Project
2009- Associate Professor of Geophysics, Univ. of Calgary

2009-15, Associate Director, CREWES Project
2005-09, Assistant Professor of Physics, Univ. of Houston

Other

CSEG Junior Geophysicist Forum Oct 2017
CSEG Recorder Special Issue Oct 2016: CREWES Research
CSEG Recorder interview
CREWES NSERC Grant Announcement
Geophysics teaching and the 2013 Calgary Floods

Publications by year

2018

S. Moradi and K. A. Innanen, Significance and behaviour of the homogeneous and inhomogeneous components of linearized viscoelastic reflection coefficients, 2018: Journal of Geophysical Engineeringaccepted for publication.

W. Pan, K. A. Innanen and Y. Geng, Elastic full-waveform inversion and parameterization analysis applied to walk-away vertical seismic profile data for unconventional (heavy oil) reservoir characterization, 2018: Geophysical Journal International213, 3, 1934-1968.

R. Cova, D. Henley  and K. A. Innanen, Computing near-surface velocity models for S-wave static corrections using ray-path interferometry, 2018: Geophysics, 83, 3, U23-U34.

W. Pan, Y. Geng and K. A. Innanen, Interparameter tradeoff quantification and reduction in isotropic-elastic full waveform inversion: synthetic experiments and Hussar dataset application, 2018: Geophysical Journal International, 213, 2, 1305-1333.

Y. Geng, W. Pan and K. A. Innanen, Frequency-domain full-waveform inversion with nonlinear descent directions, 2018: Geophysical Journal International, 213, 2, 739-756.

H. Chen, K. A. Innanen and T. Chen, Estimating P- and S-wave inverse quality factors from observed seismic data using an attenuative elastic impedance, 2018: Geophysics, 83, 2, R173-R187
.

J. Sun and K. A. Innanen, Multidimensional inverse scattering series internal multiple prediction in the coupled plane-wave domain, 2018: Geophysics, 83, 2, V73-V82.

H. Chen, Y. Ji and K. A. Innanen, Estimation of fluid/porosity term and dry fracture weaknesses using azimuthal elastic impedance, 2018: Geophysics83, 1, 1-17.

2017

J. Li, K. A. Innanen and G. Tao, Extraction of reflected events from sonic log waveforms using the Karhunen-Loeve transform, 2017: Geophysics82, 5, D265-D277.

S. Moradi and K. A. Innanen, Born kernels and inversion sensitivities in viscoelastic transversely isotropic media, 2017: Geophysical Journal International211, 1177-1188.

J. Li, K. A. Innanen, G. Tao, K. Zhang and L. R. Lines, Wave field simulation of 3D borehole dipole radiation, 2017: Geophysics, 82, 3, D155-D169
.

R. Cova, D. Henley, X. Wei and K. A. Innanen, Addressing receiver-side near-surface corrections in the tau-p domain: a ray path consistent solution for converted wave processing, 2017: Geophysics, 82, 2, U13-U23.

W. Pan, K. A. Innanen and W. Liao, Accelerating Hessian-free Gauss-Newton full-waveform inversion via l-BFGS preconditioned conjugate-gradient algorithm, 2017: Geophysics
82, 2, R49-R64.

K. A. Innanen, Time- and offset-domain internal multiple prediction with non-stationary parameters, 2017: Geophysics82, 2, V105-V116.

2016

K. A. Innanen et al., CSEG Recorder Special Issue: CREWES Research, 2016.

W. Pan, K. A. Innanen, G. F. Margrave, M. Fehler, X. Fang and J. Li, Estimation of elastic constants for HTI media using Gauss-Newton and full Newton multi-parameter full waveform inversion, 2016: Geophysics, 81, 5, E323-E339
.

S. Moradi and K. A. Innanen, Viscoelastic amplitude variation with offset equations with account taken of jumps in attenuation angle, 2016: Geophysics 81, 3, N17-N29.

2015

S. Jabbari, J. Wong and K. A. Innanen, A theoretical and physical modelling analysis of the coupling between baseline elastic properties and time-lapse changes in determining difference AVO, 2015: Geophysics 80, 6, N37-N48.

W. Pan, K. A. Innanen, G. F. Margrave and D. Cao, Efficient pseudo Gauss-Newton full waveform inversion in the tau-p domain, 2015: Geophysics 80, 5, R225-R238.

S. Moradi and K. A. Innanen, Scattering of homogeneous and inhomogeneous seismic waves in low-loss viscoelastic media, 2015: Geophysical Journal International 202, 1722-1732. 

K. A. Innanen and F. Mahmoudian, Characterizing the degree of amplitude-variation-with-offset nonlinearity in seismic physical modelling data, 2015: 
Geophysical Prospecting 63, 133-140.

2014

K. A. Innanen, Seismic AVO and the inverse Hessian in precritical reflection full waveform inversion, 2014: Geophysical Journal International 199, 717-734.

K. A. Innanen, M. Naghizadeh and S. T. Kaplan, Perturbation methods for two special cases of the time-lapse seismic inverse problem, 2014: Geophysical Prospecting 62, 3, 453-474.

M. J. Hernandez and K. A. Innanen, Identifying internal multiples using 1D prediction: physical modelling and land data examples, 2014: Canadian Journal of Geophysical Exploration 39, 1, 37-47.

L. R. Lines, J. Wong, K. A. Innanen, F. Vasheghani, C. Sondergeld and S. Treitel, Research note: experimental measurements of Q-contrast reflections, 2014: Geophysical Prospecting 62, 1, 190-195.

2013

K. A. Innanen, Coupling in amplitude variation with offset and the Wiggins approximation, 2013: Geophysics 78, 4, N21-N33.

M. Naghizadeh and K. A. Innanen, Two-dimensional fast generalized Fourier interpolation of seismic records, 2013: Geophysical Prospecting 61, 1, 62-76.

2012

J. E. Lira, A. B. Weglein, C. W. Bird and K. A. Innanen, Determination of reflection coefficients by comparison of direct and reflected events, 2012: Journal of Seismic Exploration 21, 4, 361-376.

2011

K. A. Innanen and P. S. Routh, Direct multi-parameter inversion of geo-radar data through inverse scattering, 2011: Canadian Journal of Exploration Geophysics 35, 1, 6-16.

M. Naghizadeh and K. A. Innanen, Seismic interpolation using a fast generalized Fourier transform, 2011: Geophysics 76, 1, V1-V10.

K. A. Innanen, Inversion of the seismic AVF/AVA signatures of highly attenuative targets, 2011: Geophysics 76, 1, R1-R14.

2010

K. A. Innanen and J. E. Lira, Direct nonlinear Q-compensation of seismic primaries reflecting from a stratified, two-parameter absorptive medium, 2010: Geophysics 75, 2, V13-V23.

2009

K. A. Innanen, Born series forward modelling of seismic primary and multiple reflection: an inverse scattering shortcut, 2009: Geophysical Journal International 177, 3, 1197-1204.

2008

K. A. Innanen, A direct nonlinear inversion of primary wave data reflecting from extended, heterogeneous media, 2008: Inverse Problems 24, 3, 035021.

S. T. Kaplan and K. A. Innanen, Adaptive separation of free-surface multiples through independent component analysis, 2008: Geophysics 73, 3, V29-V36.

2007

K. A. Innanen and A. B. Weglein, On the construction of an absorptive-dispersive medium model via direct linear inversion of reflect seismic primaries, 2007: Inverse Problems 23, 6, 2289.


Research Interests

Fibre-optic (DAS) seismic sensing and acquisition

Fibre geometry and sensitivity
Active source and microseismic sensing
Multicomponent sensing with shaped fibres

Multiple prediction and removal
 
Inverse scattering multiple prediction in novel domains
3C data driven multiple prediction

Seismic full waveform inversion in the reservoir
 
Recovery of long-wavelengths with nonlinear FWI
Multiparameter elastic FWI and reservoir properties
QFWI: robust incorporation of attenuation in FWI
FWI on land: acquisition and preprocessing 

Seismic AVO/AVAz, impedance inversion, and full wave methods
 
Relationships between FWI, AVO and impedance inversion
FWI with reflection data and well-log constraints
Elastic impedance and elastic FWI
 
Seismic physical modelling in the laboratory

Workflows for validating AVO and AVAz
Workflows for validating multiple methods
Workflows for validating FWI

2018 Conference Submissions

SEG

Seismic amplitude difference inversion for fracture weakness and attenuation factors, H. Chen and K. A. Innanen.

Computing near-surface velocity models for S-wave static corrections using ray path interferometry, R. Cova, D. Henley and K. A. Innanen.

Modeling the response of shaped-DAS fibres to microseismic moment tensor sources, M. Eaid, J. Li and K. A. Innanen.

Viscoacoustic VTI and TTI wave equations applied in constant-Q anisotropic reverse time migration, A. Fathalian and K. A. Innanen.

Analysis of simultaneous velocity and source parameter updates in microseismic FWI, N. Igonin and K. A. Innanen.

Potential monitoring applications of seismic reflections from time and mixed space / time boundaries, K. A. Innanen.

Internal multiple prediction in the offset-time domain: response to irregular spatial sampling, A. Iverson, K. A. Innanen and D. Trad.

Strategies for reducing cross-talk in visco-acoustic full waveform inversion, S. Keating and K. A. Innanen.

A 3D pseudo-spectral method for SH wave simulation in heterogeneous media, J. Li, K. A. Innanen, G. Tao.

VTI parameter resolution in frequency-domain elastic full waveform inversion, J. Li, K. A. Innanen, W. Pan and Y. Geng.

Quantum computing in geophysics: algorithms, computational costs and future applications, S. Moradi, D. Trad and K. A. Innanen.

Elastic full-waveform inversion with various model parameterizations applied to walk away vertical seismic profile data for reservoir characterization, W. Pan, K. A. Innanen, Y. Geng.

Recent Publications

J. Sun and K. A. Innanen, A plane-wave formulation of elastic multicomponent inverse scattering series internal multiple prediction, 2018: submitted.

Y. Geng, K. A. Innanen and W. Pan, Subspace methods in multi-parameter seismic full waveform inversion, 2018: submitted.

H. Chen and K. A. Innanen, Estimation of fracture weaknesses and integrated attenuation factors from azimuthal variations in seismic amplitudes, 2018: submitted.


J. Li, K. A. Innanen, B. Wang and W. Pan, A second-order hybrid perfectly-matched layer formulation of anisotropic-elastic wavefield simulation, 2018: submitted.

S. Moradi and K. A. Innanen, Azimuthally-dependent scattering potentials and full waveform inversion sensitivities in low-loss viscoelastic orthorhombic media, 2018: submitted.

S. Moradi and K. A. Innanen, Significance and behaviour of the homogeneous and inhomogeneous components of linearized viscoelastic reflection coefficients, 2018: Journal of Geophysical Engineering, accepted for publication.

W. Pan, K. A. Innanen and Y. Geng, Elastic full-waveform inversion and parameterization analysis applied to walk-away vertical seismic profile data for unconventional (heavy oil) reservoir characterization, 2018: Geophysical Journal International, 213, 3, 1934-1968.

R. Cova, D. Henley  and K. A. Innanen, Computing near-surface velocity models for S-wave static corrections using ray-path interferometry, 2018: Geophysics, 83, 3, U23-U34
.

W. Pan, Y. Geng and K. A. Innanen, Interparameter tradeoff quantification and reduction in isotropic-elastic full waveform inversion: synthetic experiments and Hussar dataset application, 2018: Geophysical Journal International, 213, 2, 1305-1333.

Y. Geng, W. Pan and K. A. Innanen, Frequency-domain full-waveform inversion with nonlinear descent directions, 2018: Geophysical Journal International, 213, 2, 739-756
.

H. Chen, K. A. Innanen and T. Chen, Estimating P- and S-wave inverse quality factors from observed seismic data using an attenuative elastic impedance, 2018: Geophysics, 83, 2, R173-R187
.

J. Sun and K. A. Innanen, Multidimensional inverse scattering series internal multiple prediction in the coupled plane-wave domain, 2018: Geophysics, 83, 2, V73-V82.

H. Chen, Y. Ji and K. A. Innanen, Estimation of fluid/porosity term and dry fracture weaknesses using azimuthal elastic impedance, 2018: Geophysics83, 1, 1-17.

J. Li, K. A. Innanen and G. Tao, Extraction of reflected events from sonic log waveforms using the Karhunen-Loeve transform, 2017: Geophysics82, 5, D265-D277.

S. Moradi and K. A. Innanen, Born kernels and inversion sensitivities in viscoelastic transversely isotropic media, 2017: Geophysical Journal International211, 1177-1188.

J. Li, K. A. Innanen, G. Tao, K. Zhang and L. R. Lines, Wave field simulation of 3D borehole dipole radiation, 2017: Geophysics, 82, 3, D155-D169
.

R. Cova, D. Henley, X. Wei and K. A. Innanen, Addressing receiver-side near-surface corrections in the tau-p domain: a ray path consistent solution for converted wave processing, 2017: Geophysics, 82, 2, U13-U23.

W. Pan, K. A. Innanen and W. Liao, Accelerating Hessian-free Gauss-Newton full-waveform inversion via l-BFGS preconditioned conjugate-gradient algorithm, 2017: Geophysics
82, 2, R49-R64.

K. A. Innanen, Time- and offset-domain internal multiple prediction with non-stationary parameters, 2017: Geophysics82, 2, V105-V116.

K. A. Innanen et al., CSEG Recorder Special Issue: CREWES Research, 2016.

W. Pan, K. A. Innanen, G. F. Margrave, M. Fehler, X. Fang and J. Li, Estimation of elastic constants for HTI media using Gauss-Newton and full Newton multi-parameter full waveform inversion, 2016: Geophysics, 81, 5, E323-E339
.

S. Moradi and K. A. Innanen, Viscoelastic amplitude variation with offset equations with account taken of jumps in attenuation angle, 2016: Geophysics 81, 3, N17-N29.







Subpages (1): PhD Thesis