Articles Chronological


2016

Interpretation of gas chimney from seismic data using artificial neural network: A study from Maari 3D prospect in the Taranaki basin, New Zealand
Singh, D., Kumar, P.C. and Sain, K., Journal of Natural Gas Science and Engineering, 2016
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Interpretation of gas chimney in the Maari 3D field of southern Taranaki Basin, New Zealand
Singh, D., Kumar, P.C. and Sain, K., SEG Technical Program Expanded Abstracts (pp. 2082-2086), 2016
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Chimney Atlas to Quantify Top Seal and Charge Risk: Case Study from Maari Oil Field, Taranaki Basin, New Zealand
Connolly, D. and de Groot, P. ​​2016. ​ePoster, ​EAGE 7​8​th EAGE Conference & Exhibition, ​Vienna, ​30 May - 2​ June 201​6
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Thalweg Tracker: A Voxel-Based Auto-Tracker to Map Channels and Associated Margins
Pelissier, M., Changhua Yu, Singh, R., Qayyum, F., de Groot, P. and Romanova, V. ​2016. EAGE 7​8​th EAGE Conference & Exhibition, ​Vienna, ​30 May - 2​ June 201​6
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Multi-Scale Sequence Stratigraphy Extending Well-Analyses to 3D Seismic
Morosini, M., Sanchez Mendoza, J.D., Qayyum, F. and Romanova, V. 2016. EAGE 7​8​th EAGE Conference & Exhibition, ​Vienna, ​30 May - 2​ June 201​6
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New Methods for Slicing and Dicing Seismic Volumes
de Groot, P., Qayyum, F., Liu, Y., Hemstra, N., First Break, Volume 34, p. 51 - 55, March 2016
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2015

Neural Network Application of Curvature Attribute for Fracture Analysis
Rimaila, K., Mustaqeem, A., Baranova, V., GeoConvention 2015: New Horizons, 2015
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Sequence stratigraphy of a mixed siliciclastic-carbonate setting, Scotian Shelf, Canada
Qayyum, F., Catuneanu, O., Bouanga, C.E, SEG Interpretation Journal, Volume 3, Issue 2, p. SN21-SN37, May 2015
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Unconventional seismic attributes for fracture characterization
Jaglan, H., Qayyum, F., Huck H., First Break volume 33, p. 101-109, March 2015
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Grey level co-occurrence matrix and its application to seismic data
Georg Eichkitz, C., Davies, J., Amtmann, J., Gregor Schreilechner, M., de Groot, P., First Break volume 33, March 2015
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Mapping directional variations in seismic character using gray-level co-occurrence matrix-based attributes
Georg Eichkitz, C., Gregor Schreilechner, M., de Groot, P., Amtmann, J., Technical Papers, February 2015
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Jackson Oil Field: a Test of Modern Interpretation Tools
Micenko, M., Seismic Window, February 2015
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Seismic Stratigraphy Gets a New Perspective
Qayyum, F., Stellingwerf, J, Romanova, V., Macurda, B., Smith, D., in Geohorizons, SPG India, January 2015
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2014

Integrated sequence stratigraphy using trend logs and densely mapped seismic data
Qayyum, F., Smith, D., First Break, v. 32 (12), 2014
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An Integrated Approach for the Identification of Stratigraphic Potential in the Mishrif Sequence, Middle East
Qayyum, F., Weerd, A. V. D., Herrera, L. V, Ali, K. S., Azzam, I., Al. Qadi, A., AAPG GTW – Geoscience Technology Workshop, OMAN, Shangri-La’s Barr Al Jissah, Resort & Spa, Muscat, Oman, 20 – 22 October 2014
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Using gas chimney detection to assess hydrocarbon charge and top seal effectiveness - offshore, Namibia
Connolly, D., Kemper, J., Thomas, I, 76th EAGE Conference & Exhibition, Amsterdam, 16-19 June 2014
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Visualizing anisotropy in seismic facies using stratigraphically constrained, multi-directional texture attribute analysis
Eichkitz, C.G., de Groot, P., Brouwer, F., AAPG Hedberg Conference, Interpretation Visualization in the Petroleum Industry, Houston, Texas, United States, 1-5 June 2014
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New Methods for Slicing and Dicing Seismic Volumes
de Groot, P., Qayyum, F., Brouwer, F., Liu, Y., Hemstra, N., Poster Presentation, AAPG Hedberg Conference, Interpretation Visualization in the Petroleum Industry, Houston, Texas, United States, 1-5 June 2014
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Historical Developments In Wheeler Diagrams And Future Directions
Qayyum, F., Catuneanu, O., de Groot, P., Basin Research, DOI: 10.1111/bre.12077, 2014
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Data-Driven Sequence Stratigraphy of the Cretaceous Depositional System, Punjab Platform, Pakistan
Khalid P., Qayyum F., Yasin Q., Survey in Geophysics, April 2014
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Implications of HorizonCubes in Shallow Hazards Interpretation
Bouanga E., Selvage J., Qayyum F., Jones C., Brazier S., Edgar J., First Break, Volume 32, p.67-73, March 2014
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The Golden Era
de Groot P., Oilfield Technology, March 2014
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4D Wheeler Diagrams: Concept and Applications
Qayyum F., de Groot P., Hemstra N., and Catuneanu O., Geological Society, London, Special Publications, v. 404, p. SP404.1, doi:10.1144/SP404.1, 2014

Growing Taller OpendTect
Hemstra N., Huck A., DEW Journal, p.1-8, February 2014
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Semiautomated fault interpretation based on seismic attributes
Zhang B., Liu Y., Pelissier M., Hemstra N., Interpretation, p.11-19, February 2014
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2013

Global Seismic Interpretation Techniques are coming of age
de Groot P., DEW Journal, November 2013, 41-47
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Implications of HorizonCubes in Shallow Geohazards Interpretation
Bouanga E., Qayyum, F., Selvage, J., Jones, C., Brazier, S., and Edgar, J., August/September 2013, Petroleum Africa, 56-59
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A Modern Approach to Build 3D Sequence Stratigraphic Framework
Qayyum, F., Hemstra, N., and Singh, R., 2013, Oil and Gas Journal, vol.111, issue 10
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Utilizing pseudo-wells on a sandstone reservoir in onshore Germany
Huck, A., Tilmann, R., First break volume 31, p. 75-79, September 2013
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Dense sets of seismic horizons - A New Approach to Stratigraphic Interpretation
Qayyum, F., Hemstra, N., and de Groot, P., 2013, Geophysical Corner, AAPG Explorer, September Issue, 68-69
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Adding Texture Attributes to the 3D Mix
Qayyum, F., Hemstra, N., and de Groot, P., 2013, Geophysical Corner, AAPG Explorer, September Issue, 46-48
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Dip-Steered Gridding – A ‘Win-Win’ for Seismic Interpretation
Contributed by dGB Earth Sciences, E&P Daily News, September 25, 2013, p. 21
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Global Seismic Interpretation Techniques Are Coming of Age
de Groot, P. ASEG-PESA Annual Conference & Exhibition, Melbourne, 11-14 August 2013
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Developments and Future Trends in Wheeler Diagrams
Qayyum, F., Catuneanu, O., de Groot, P., 2013, 75th EAGE Conference & Exhibition incorporating SPE EUROPEC, London, UK, June 2013
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Offshore East Africa Fan Chronostratigraphy from Wheeler-Transformed Seismic Data ION GeoVentures East AfricaSPAN
McDonough, K.J., Qayyum, F., Bouanga, E., and Pierard, C., Horn, B., Gross, J., Danforth, A., Sterne, E.J., Granath, J., AAPG Annual Convention & Exhibition, May 2013
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HorizonCube and Wheeler Transform Generated, Stratal Packages Identified and Correlated on 7 Regional 2D Seismic Lines
McDonough, K.J., Qayyum, F., Bouanga, E., and Pierard, C., Horn, B., Gross, J., Danforth, A., Sterne, E.J., Granath, J., AAPG Annual Convention & Exhibition, May 2013
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Using the 4D Hit Cube for seismic inversion in the North Sea’s Blake Field
Huck, A., and Hicks, G., World Oil, May 2013
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Wheeler-transformed 2D seismic data yield fan chronostratigraphy of offshore Tanzania
McDonough, K.J., Bouanga, E., Pierard, E., Horn, B., Emmet, P., Gross, J., Danforth, A., Sterne, N., Granath, J., The Leading Edge, 32(2), 162–170, February 2013
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Reconstruction of depocenter evolution through time using relative stratigraphic thickness
Wolak, J., Hemstra, N., Ochoa, J., and Pelissier, M., The Leading Edge, 32(2), 172–177, February 2013
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HorizonCube Applications – Mapping a Dense Set of Horizons and the Benefits to Seismic Interpretation
de Groot, P., GEO ExPro App, ‘New Technologies’, February 2013
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On the Horizon
de Groot, P., Qayyum, F., Oilfield Technology, p. 24-28, January 2013
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Unconventional Shale Gas Reservoir characterization using the HitCube approach - Mapping of Marl Rich Mudflows in the Horn River Basin
Pierard, C., Jaglan, H., Huck, A., Brouwer, F., Jensen, S., Von Lunen, E., geoConvention 2013
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2012

Attributes play important role in seismic interpretation
de Groot, P., Qayyum, F., Hart's E&P Magazine, p. 31-34, October 2012
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Submarine Fan Chronostratigraphy From Wheeler-Transformed ION BasinSPAN Seismic Data, Late Cretaceous – Tertiary, Offshore Tanzania
McDonough, K.J., Bouanga, E., Pierard, C., Sterne, E.J., Granath, J.W., Danforth, A., and Gross, J.S., PESA News Resources, October 2012
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From 2D to 4D Wheeler Diagram
Qayyum, F., de Groot, P., Hemstra, N., 2012, poster presentation at The Geological Society’s William Smith Meeting 2012, “Strata and Time: Probing the Gaps in our Understanding,” London, September 4-5, 2012. Search and Discovery Article #50774
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Maximizing the value of 3D seismic data for shallow geohazard identification
Selvage, J.I., Jones, C., and Edgar, J.A., First Break, August 2012
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Two Carbonate Successions: Lower Cretaceous Shu’aiba Formation and Jurassic Platform Hanifa-Arab to Gotnia Basin Transition, Saudi Arabia
Steinhauff, D. M., and Gregory, A. E., 2012, Search and Discovery Article #50607
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Tracking hydrocarbon seepage in Argentina's Neuquén basin
Connolly, D., Garcia, R., Word Oil, p. 101-104, June 2012
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Updated open source software: taking seismic interpretation to a new level
E&P Daily News, June 2012
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Enhancing geophysical data analysis with Open Source software
Jones, C., Selvage, J.I., Edgar, J.A., Macintyre, H., 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012, Copenhagen, Denmark, 4-7 June 2012
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Building a Sequence Stratigraphic Framework from HorizonCube and Well Data Qayyum, F., de Groot, P., Yasin, J., and Akhter, G., 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012, Copenhagen, Denmark, 4-7 June 2012
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Extracting full-resolution models from seismic data to minimize systematic errors in inversion: Method and examples
Brouwer, F., Huck, A., Hemstra, N., Braga, I., The Leading Edge, p. 546-554, May 2012
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Using 3D Wheeler diagrams in seismic interpretation – the HorizonCube method
Qayyum, F., de Groot, P., and Hemstra, N., First Break, vol. 30, p. 103-109, March 2012
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An old favourite
Qayyum, F. and de Groot, P., Oilfield Technology, March 2012
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Seismic Dips Help Unlock Reservoirs
Qayyum, F., de Groot, P., American Oil & Gas Reporter, p 75-79. February 2012
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Building Complex Synthetic Models to Evaluate Acquisition Geometries and Velocity Inversion Technologies
Jones, C.E., Edgar, J.A., Selvage, J.I., and Crook, H., BG Group, 2012
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2011

An Integrated Workflow to Optimize Discontinuity Attributes for the Imaging of Faults
Brouwer. F, Huck.A, December 2011
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A Guide to the Practical Use of Neural Networks
Brouwer, F.C.G., Connolly, D., Tingdahl, K., December 2011
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High-Resolution Sequence Stratigraphy in Basin Reconnaissance: Example from the Tarfaya Basin, Morocco
Wenke, A., Zuhlke, R., Jabour, H., and Kluth, O., First Break, vol. 29, November 2011, p. 85-96
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Open Source Technology Proves the Way
de Groot, P., Tingdahl, K., Geo Expro, October 2011, p. 6
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Mapping horizons leads to greater exploration success
Tingdahl, K., Braga, I., Hart's E&P, p. 42-44, October 2011
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Horizon Mapping: Maximizing the Value of Seismic Data
dGB, SEG Daily, p. 18 & 26, 21 September 2011
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Recent developments in seismic interpretation: The importance of detail and integration
de Groot, P., DEW Journal, p. 14-18, June 2011
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There are limits...
Kristofer Tingdahl, Oilfield Technology, p. 25-30, June 2011
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Unification of Geological Phenomena Associated with Geohazards in the Persian Gulf: A case study using 2D seismic data
Amirbehboodi, C., Azar, J.H., Shojaee, S.S., Dana, N.G., Misaghi, A., Qayyum, F., Chehrazi, A., 73rd EAGE Conference and Exhibition incorporating SPE EUROPEC 2011, Vienna, Austria, 23-26 May, 2011
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Open Source Advances: From strength to strength in seismic interpretation software
E&P Daily News, p. 15, May 2011
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Maximizing the value of seismic data through increased horizon mapping: applications in the Middle East and Canada
Brouwer, F., de Groot, P., Kumpus, M., First break volume 29, p. 87-92, March 2011
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Meeting Africa's Seismic Interpretation Challenges
Stellingwerff, J., Petroleum Africa, February 2011
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Integrating seismic attributes in the accurate modeling of geological structures and determining the storage of the gas reservoir in Gorgan Plain (North of Iran)
Rezvandehy, M., Aghababaei H., Tabatabaee Raissi, S.H., Journal of Applied Geophysics, January 2011
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2010

Maximizing the value of your Geological Data
de Groot, P., DEW Journal, p. 43-47, December 2010
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Maximizing the Value of Geological Data - The role of Seismic Interpretation
de Groot, P., Hart's E&P, December 2010
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An open advantage
Stellingwerff, J., Oilfield Technology, p. 29-31, November 2010
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The horizon cube: A step change in seismic interpretation!
de Groot, P., Huck, A., de Bruin, G., Hemstra, N., and Bedford, J. ,The Leading Edge 29, 1048-1055, September 2010
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Extracting Maximum Value from Seismic Interpretation
de Groot P., SEG Daily, September 2010
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Increasing seismic interpretation skills in Africa
de Groot, P., 2010. Oil Review Africa, Issue Five September 2010, Pages 84-86
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Neural-network based multi-azimuth processing
Huck, A., de Groot, P., Manning, T., Rietveld, W., 2010, 72nd EAGE Conference & Exhibition, June 2010
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Improving Seismic Inversion through Detailed Low Frequency Model Building
Huck, A., Quiquerez, G., de Groot, P., 2010, 72nd EAGE Conference & Exhibition, June 2010
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Re-binning Pre-stack Seismic Data for Fluid Contact Determination - AVO Screening and Visualization
Wever, A.K.T., Chandler, M., Huck, A., Blom, F., 2010, 72nd EAGE Conference & Exhibition, June 2010
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The future is open for business: open source tools for the geoscientist
Hall, M., 2010. First break, Volume 28, June 2010
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Geometrical stacking for fluid contact analysis : Examples from the North Sea Dutch sector
Huck, A., Blom, F, January 2010
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Low Gas-Saturation Effect on AVO Response
Khalid, P.,  Qayyum, F., and Broseta, D., PAPG/SPE Annual Technical Conference 2010, p. 125-136
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Superimposed Geologic Features in Seismic Interpretation
Qayyum, F., Yousaf, S., Malik, D., Zaheer, R., Manzoor, M.H., PAPG/SPE Annual Technical Conference 2010, p.95-105
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2009

Seismic Characterisation for Geothermal Energy Prospecting
Huck, A., de Groot, P., Simmelink E., Vandeweijer, V.P., and Willemsen, A., 2009, 71th EAGE Conference & Exhibition, June 2009
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Life as a geoscientist
de Bruin, G., 2009, EAGE Recruitment Special, 2009
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Application of volumetric seismic attributes to delineate fault geometry: Examples from the outer fold and thrust belt, deepwater Niger Delta (Joint Development Zone)
Jibrin, B.W, Turner, J.P., Westbrook, G., Huck, A., 2009
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Getting into Hot Water
Wood, P., 2009, GEO ExPro Magazine, NO4, 2009
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2008

Odd One Out
de Groot, P., Huck, A., Brouwer, F., and Wever, A., 2008, Oilfield Technology, volume 1 Issue 2, November 2008
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Gas chimney detection based on improving the performance of combined multilayer perceptron and support vector classifier
Hashemi, H., Tax, D.M.J., Duin, R.P.W., Javaherian, A. and de Groot, P. 2008. Nonlinear Processes in Geophysics, Volume 15, 863-871
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Extending reservoir property prediction with pseudo-wells
Ayeni, G.O., Huck, A., and de Groot, P., 2008, First Break, volume 26, November 2008
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Making the leap to open source
Payne, L., 2008, E&P Magazine
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Logical Expressions a basic tool in Reservoir Characterization
Qayyum, F., Akhter, G. and Ahmad, Z., 2008, Oil and Gas Journal, Volume-106, issue-41 Nov 03, 2008, p. 33-42
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Detecting Fault-Related Hydrocarbon Migration Pathways in Seismic Data: Implications for Fault-Seal, Presure, and Charge Prediction
Connolly, D.L, Brouwer, F., Walraven, D., October 2008
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Use of spatial, frequency and curvature attributes for reservoir, fluid and contact predictions
Flierman, W., van der Weide, J.G., Wever, A., Brouwer,F., and Huck., A., 2008, SEG Las Vegas 2008 Annual Meeting
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Interpretation of seismic data in the Wheeler domain: integration with well logs, regional geology and analogs
Brouwer, F.G.C., de Bruin, G., de Groot, P., and Connolly, D.L. 2008, SEG Las Vegas 2008 Annual Meeting
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Multiple prediction and reservoir characterization of a tight sand reservoir
Zhao, B., Brouwer, F.G.C., Aminzadeh, F., Morris, S., and Harris, R., 2008, SEG Las Vegas 2008 Annual Meeting
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High Frequency Attenuation and Low frequency shadows in Seismic Data Caused by Gas Chimneys, Onshore Ecuador.
Welsh, A., Connolly, D.L., Selva, C., Curia, D., and Huck, A., 2008, 70th EAGE Conference & Exhibition, June 2008, Rome
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Spectral Decomposition Of seismic reflection Data to detect Gas related Frequency Anomalies
Welsh, A., Brouwer, F.G.C., Wever, A., Flierman, W., 2008, 70th EAGE Conference & Exhibition, June 2008, Rome
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Using Integrated Gas Chimney Processing, Frequency Attenuation attributes, and Seismic Facies Classification to Delineate Oil Filled Reservoirs: Case studies from the Oriente Basin, Ecuador
Connolly, D., Aminzadeh, F., Selva, C., and Curia, D. Top 10 Poster Presentation AAPG convention 2008
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Advanced seismic interpretation techniques in OpendTect
de Groot, P., Aminzadeh, F., Hemstra, N., de Bruin, G. 2008. Drilling & Exploration World, Vol. 17 No. 03, January 2008
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2007

Stratigraphic Surfaces in the Depositional and Chronostratigraphic (Wheeler-transformed) Domain
De Bruin, G. Hemstra, N. and Pouwel, A., 2007, The Leading Edge July 2007 26: 883-886
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Time Attributes of Stratigraphic Surfaces, Analyzed in the Structural and Wheeler Transformed Domain
De Bruin, G. & Bouanga, E.C. , 2007, 69th EAGE Conference & Exhibition, June 2007, London
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The HIT Cube; Matching Monte Carlo Simulated Pseudo-Wells to Seismic Data for Predictions with Uncertainties
Ayeni, G.O., Huck, A., and de Groot, P., 2007, 69th EAGE Conference & Exhibition, June 2007, London
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Unravelling a carbonate system: technical advances in seismic sequence stratigraphy
De Bruin, G., McBeath, K. and Hemstra, N., 2007. First Break, volume 25 May 2007
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The Hit Cube: a stochastic pseudo well matching tool for seismic prediction of rock and fluid properties.
Ayeni, G.O. and Huck, A., 2007, AAPG Annual Convention and Exhibition.

Quantifying and increasing the value of multi-azimuth seismic
Manning, T., Shane, N., Page, N., Barley, B., Rietveld, W., and Keggin, J., 2007, The Leading Edge April 2007 23, 510-520
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Advances Push Geophysics Beyond 3-D Methods
Thomsen, L., and Aminzadeh, F., 2007 American Oil & Gas Reporter, January 2007
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2006

How to create and use 3D Wheeler transformed seismic volumes
De Groot, P., de Bruin, G. and Hemstra, N., 2006. 76th SEG Annual Meeting, New Orleans, 1-6 October 2006
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Integrating neural networks and fuzzy logic for improved reservoir property prediction and prospect ranking.
Aminzadeh, F. and Brouwer, F., 2006. 76th SEG Annual Meeting, New Orleans, 1-6 October 2006
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Visualizing Gas Chimney Volumes Reduces Exploration Risk: A Case Study from Onshore Louisiana.
Klutts, J., Connolly, D.L., Aminzadeh, F., and Brouwer, F., 2006. 76th SEG Annual Meeting, New Orleans, 1-6 October 2006
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OpendTect SSIS - Sequence Stratigraphic Interpretation System
De Groot, P., de Bruin, G. and McBeath, K. 2006 Drilling & Exploration World, Vol. 15 No. 11, Sept. 2006
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Synchronized sequence stratigraphic interpretation in the structural and chrono-stratigraphic (Wheeler transformed) domain
De Bruin, G., Ligtenberg, H., Hemstra, N. and Tingdahl, K., 2006. EAGE Research Workshop, Grenoble, 25-27 September 2006
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Sequence Stratigraphic Interpretation in the Wheeler Transformed (Flattened) Seismic Domain
Ligtenberg, H., de Bruin, G., Hemstra, N. and Geel, C., 2006, 68th EAGE Conference & Exhibition, Vienna, June 2006
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OpendTect, the Open Source seismic interpretation system
Hemstra, N., 2006, 68th EAGE Conference & Exhibition, Vienna, June 2006
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Interactive multi-volume seismic attribute analysis in OpendTect
de Groot, P., 2006,
Drilling & Exploration World, Vol. 15 No. 3, Jan. 2006
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2005

Technical Challenges in the Petroleum Industry and Future Trends in Improved Oil Recovery
de Groot, P., and Aminzadeh F., 2005 IOR2005, Tehran, Iran
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Assessing hydrocarbon risk with neural network classification methods
Aminzadeh, F. , Ross, C,. and Brouwer, F., 2005 EAGE 67th Conference & Exhibition Madrid, Spain, 2005
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Determining Migration Pathway in Marco Polo Field Using Chimney Technology
Walraven, D., Connolly, D.L., and Aminzadeh, F., 2005 EAGE 67th Conference & Exhibition Madrid, Spain, 2005
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A neural networks based seismic object detection technique
Aminzadeh, F. and de Groot, P., 2005 SEG Technical Program Expanded Abstracts -- 2005 -- p.775-778
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The open source model in geosciences and OpendTect in particular
de Groot, P. and Bril, A., 2005 SEG Technical Program Expanded Abstracts -- 2005 -- p.802-805
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Using gas chimneys in seal integrity analysis: A discussion based on case histories
Heggland, R., 2005 in P. Boult and J. Kaldi, eds., Evaluating fault and cap rock seals: AAPG Hedberg Series, no. 2, p.237 - 245
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Detection of fluid migration pathways in seismic data: implications for fault seal analysis
Ligtenberg, H., 2005. Basin Research, March 2005, volume 17, p.141-153
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Populating a PSDM created Earth Model with PSTM predicted seismic properties
Huck, A., de Rooij, M., de Groot, P., Henke, C. and Rauer, S., 2005. First Break, Oct. 2005, p.87-91
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Semi-automated detection of faults in 3D seismic data
Tingdahl, K. and de Rooij, M., 2005. Geophysical Prospecting p.553-542

2004

Examples of multi-attribute, neural network-based seismic object detection
de Groot, P., Ligtenberg, H., Oldenziel, T., Connolly, D. and Meldahl, P. (Statoil), 2004. In GS Memoir No. 29 "3D Seismic Technology; Application to the Exploration of Sedimentary Basins." Editors Davies, R.J., Cartwright, J.A., Stewart, S.A, Lappin, M. and Underhill, J.R.
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Hydrocarbon Migration and Accumulation Above Salt Domes - Risking of Prospects by the Use of Gas Chimneys
Heggland, R., 2004. 24th Annual GCSSEPM Foundation Bob F. Perkins Research Conference, Salt-Sediment Interactions and Hydrocarbon Prospectivity: Concepts, Applications, and Case Studies for the 21st Century, December 5-8, 2004, Houston, Texas
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Fault seal analysis by enhancing fluid flow paths and fault irregularities in seismic data
Ligtenberg, H., 2004. AAPG International Conference, Cancun, Mexico, October 2004. Extended abstract
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Definition of geohazards in exploration 3-D seismic data using attributes and neural-network analysis
Heggland, R., 2004. AAPG Bulletin, Special Theme Issue: High-resolution studies of continental margin geology and geohazards Volume 88, No. 6, June 2004
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Sealing quality analysis of faults and formations by means of seismic attributes and neural networks
Ligtenberg, H., 2004. EAGE Proceedings of Fault and Top Seals conference, Montpellier, September 2003

Soft computing for qualitative and quantitative seismic object detection and reservoir property prediction
Aminzadeh, F., with contributions from de Groot P., and Wilkinson, D., 2004
Part 1: Neural network applications. First Break, March 2004
Part 2: Fuzzy Logic applications. First Break, April 2004
Part 3: Evolutionary computing and other aspects of soft computing. First Break, June 2004

2003

Post-stack dip- and azimuth processing
Tingdahl K. M. and De Groot P. F. M. Journal of Seismic Exploration 12, 113- 126, 2003.
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Identifying seismic objects by their texture, orientation and size: A new interpretation tool
Meldahl, P. (Statoil), Heggland, R. (Statoil), Bril, A., de Groot, P. and Aminzadeh, F., 2003. AAPG Annual Meeting, Extended abstract, Houston

Unravelling the petroleum system by enhancing fluid migration paths in seismic data using a neural network based pattern recognition technique
Ligtenberg, H., 2003. Geofluids magazine, 3, November 2003, p.255-261
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Application of gas chimney technology in the Lamprea area, offshore GOM
Alvarado, J., Aminzadeh, F. and Connolly, D., 2003. SEG annual meeting, Dallas. Extended abstract
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Sealing quality analysis of faults and formations by means of seismic attributes and neural networks
Ligtenberg, H., 2003. EAGE Fault and Top Seal conference, Montpellier, France, September 2003. Extended abstract
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Fluid migration path detection and its application to basin modelling
Ligtenberg, H. and Thomsen, R. (Maersk Oil), 2003. 65th EAGE conference, Stavanger, Norway
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Fluid migration path detection in seismic data, a valuable tool in oil and gas exploration
Ligtenberg, H., 2003. European Geologist Magazine, volume 15, June 2003
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Chimney detection and interpretation - revealing sealing quality of faults, geohazards, charge of and leakage from reservoirs
Ligtenberg, H. and Connolly, D., 2003. Journal of Geochemical Exploration, May 2003. Contribution to Geofluids IV, Fourth international conference on fluid evolution, migration and interaction in sedimentary basins and orogenic belts, Utrecht, the Netherlands
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Vertical Hydrocarbon Migration at the Nigerian Continental Slope: Applications of Seismic Mapping Techniques
Heggland, R. (Statoil), 2003. AAPG conference, Salt Lake City
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Application of Chimney Cubes in the Design of Geochemical Surveys
Heggland, R. (Statoil), 2003. AAPG conference, Salt Lake City

Time-lapse seismic within reservoir engineering
Oldenziel, T., 2003. PhD thesis, Delft University of Technology, p.204
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Soft computing and intelligent data analysis in oil exploration
Nikravesh, M., Aminzadeh, F. and Zadeh, L.A., ed., 2003. With contributions from Ligtenberg, H. and Wansink, A.G. and Tingdahl, K. Developments in pertoleum science series, vol. 51. Elsevier

2002

Multi-attribute analysis of 4D anomalies using pattern recognition technology
Oldenziel, T., Meldahl, P., Ligtenberg, H., Digranes, P., Stronen, L.K., 2002. SEG Annual Meeting, Expanded abstract, Salt Lake City

Looking for gas chimneys and faults
Aminzadeh, F. and Connolly, D., 2002. AAPG Explorer, 23, nr 12, December 2002, p.20-21

Geohazard detection and other applications of chimney cubes
Aminzadeh, F., Connolly, D., Heggland, R. (Statoil), Meldahl, P. (Statoil) and de Groot, P., 2002. The leading Edge, July 2002, p.681-685
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Seismic evidence of vertical fluid migration through faults, Applications of Chimney and Fault detection
Heggland, R. (Statoil), 2002. AAPG Hedberg Conference, Vancouver, BC, Canada
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Determining migration path from seismically derived gas chimneys
Aminzadeh, F., de Groot, P., Berge, T. (Forest Oil), Oldenziel, T. and Ligtenberg, H., 2002. AAPG Hedberg Conference, Vancouver, BC, Canada
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Seismic inversion successfully predicts reservoir, porosity, and gas content in Ibhubesi Field, Orange Basin, South Africa
Berge, T.B., Aminzadeh, F., de Groot, P. and Oldenziel, T., 2002. The Leading Edge, April 2002.

Neural network prediction of permeability in El Garia Formation, Ashtart oilfield, offshore Tunesia
Ligtenberg, H. and Wansink, G. (formerly dGB), 2002. In: Nikravesh, M., Aminzadeh, F., and Zadeh, L.A. (Eds.), 2002. Soft computing and intelligent data analysis in oil exploration. Developments in Petroleum Science, Volume 51. Chapter 19, p.397
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Seismic reservoir characterization with limited well control
Oldenziel, T., Aminzadeh, F., de Groot, P. and Nielsen, S. (GeoInfo; dGB agent), 2002. EXPOGEF, 7th International SBGf in Bahia, Brasil
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Point bar geometry, connectivity and well test signatures
de Rooij, M., Corbett, P. (Herriot-Watt) and Barens, L. (Total), 2002. First Break, volume 20

Meta-attributes - the key to multivolume, multiattribute interpretation
de Rooij, M. and Tingdahl, K., 2002. The Leading Edge, October 2002, p.1050-1053
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Fracture detection from pre-stack p-wave data
de Rooij, M., Hemstra, N. and van Boom, R. (Wintershall), 2002. 64th EAGE annual conference, Florence, Italy
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2001

An iterative method for identifying seismic objects by their texture, orientation and size
Meldahl, P. (Statoil), Heggland, R. (Statoil), Bril, A., de Groot, P., 2001. 71st SEG conference, Extended abstract, San Antonio
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Semi-automated object detection in 3-D seismic data
Tingdahl, K., de Groot, P. and Heggland, R. (Statoil), 2001. Offshore, August 2001
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Selecting and combining attributes to enhance detection of seismic objects
de Groot, P., Ligtenberg, H., Meldahl, P. (Statoil) and Heggland, R. (Statoil), 2001. 63rd EAGE conference, Extended abstract, Amsterdam
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Detection of seismic objects, the fastest way to do prospect and geohazard evaluation
Heggland, R. (Statoil), Meldahl, P. (Statoil), de Groot, P. and Bril, A., 2001. 63rd EAGE conference, Extended abstract, Amsterdam
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Examples of seismic chimney detection and interpretation
Ligtenberg, H., 2001. Subsurface sediment mobilisation conference, Ghent, Belgium

Seismic expression of hydrocarbon accumulations and seeps
de Groot, P., 2001. ESF workshop Delft, August 2001
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Mapping of fluid flow by the use of 3D seismic data and special processing
Heggland, R. (Statoil), 2001. ESF workshop Delft, August 2001
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Using gas chimneys as an exploration tool, Part 1 and Part 2
Aminzadeh, F., de Groot, P., Berge, T. (Forest Oil) and Valenti, G. (AGIP), 2001. World Oil, May 2001
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Identifying faults and gas chimney using multiattributes and neural networks
Meldahl, P. (Statoil), Heggland, R. (Statoil), Bril, A. and de Groot, P., 2001. The Leading Edge, May 2001
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Neural network prediction of permeability in El Garia Formation, Ashtart oilfield, offshore Tunesia
Ligtenberg, H. and Wansink, G. (formerly dGB), 2001. Journal of Petroleum Geology JPG, vol.24(4), October 2001, p.389
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Unsupervised segmentation in seismic data analysis
Grennberg Fismen, B., Clausen, S., Yang, L., Carlin, M., Kavli, T. (all Sintef) and Wansink, G. (formerly dGB), 2001. ICIP conference in Thessaloniki, Greece
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A new confidence bound estimation method for neural networks, an application example
Wansink, G. (formerly dGB), Yang, L. (Sintef), et al., 2001. 63rd EAGE conference, Amsterdam
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Semi-automatic detection of faults in 3-D seismic signals
Tingdahl, K., Steen, O. (Statoil), Meldahl, P. (Statoil) and Ligtenberg, H., 2001. 71st SEG conference, Houston

2000

Semi-automated detection of seismic objects by directive attributes and neural networks, method and applications
Meldahl, P. (Statoil), Heggland, R. (Statoil), Bril, B. and de Groot, P., 2000. 62nd EAGE conference, Extended abstract, Glasgow
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Detection of Seismic Chimneys by neural networks, a New Prospect Evaluation Tool
Heggland, R. (Statoil), Meldahl, P. (Statoil), Bril, A. and de Groot, P. 2000. 62nd EAGE conference, Glasgow
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Seismic chimney interpretation examples from the North Sea and the Gulf of Mexico
Heggland, R. (Statoil), Meldahl, P. (Statoil), de Groot, P. and Aminzadeh, F., 2000. American Oil & Gas Reporter, February 2000
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Prediction of static and dynamic parameters from time-lapse 3-D seismic
Oldenziel, T., de Groot, P. and Kvamme, L. (formerly Statoil), 2000. 62st EAGE Conference, Glasgow
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Estimation of Reservoir Properties by Monte Carlo Simulation
Nakayama, K. (JGI; dGB agent), 2000. SPE Asia Pacific Conference on Integrated Modelling for Asset Management, Yokohama

Neural network-based prediction of porosity and water saturation from time-lapse seismic; a case study
Oldenziel, T., de Groot, P. and Kvamme, L. (formerly Statoil), 2000. First Break, February 2000

An evaluation of confidence bound estimation methods for neural networks
Yang, L. (Sintef), et al., 2000. presented at ESIT
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Reservoir parameter estimation using a hybrid neural network
Aminzadeh, F., et al., 2000. Computer and Geoscience
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dGB-GDI Concepts & theory
A document from 2000 describing the concepts and mathematical foundations on which some important dGB-GDI tools and functions are based
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Challenges direct future of geophysics
Aminzadeh, F., 2000. Special millenium edition of the American Oil and Gas Journal
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1999

Seismic Reservoir Characterisation Using Artificial Neural Networks
de Groot, P., 1999 19th Mintrop seminar, Muenster, Germany
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The chimney cube, an example of semi-automated detection of seismic objects by directive attributes and neural networks: Part 1; Methodology
Meldahl, P. (Statoil), Heggland, R. (Statoil), de Groot, P. and Bril, A., 1999. 69th SEG conference in Houston

The chimney cube, an example of semi-automated detection of seismic objects by directive attributes and neural networks: Part 2; Interpretation
Meldahl, P. (Statoil), Heggland, R. (Statoil), de Groot, P. and Bril, A., 1999. 69th SEG conference in Houston

Volume Transformation by way of Neural Network Mapping
de Groot, P., 1999. 61st EAGE Conference, Helsinki
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1998

Neural networks introduction
A document from 1998 describing Multi-Layer-Perceptrons, Radial-Basis-Functions and Unsupervised-Vector-Quantiser
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Stochastic inversion of seismic data by evaluation of pseudo-wells
Bril, A. and de Groot, P., 1998. 60th EAGE conference, Leipzig

Analysing and simulating stratigraphic patterns using Markov Chain analysis
Bekkevold, J. and Bril, A., 1998 60th EAGE conference, Leipzig

dGB-GDI Introduction
A general introduction to dGB-GDI including the integration framework concept, the well simulator and neural networks
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1997

Monte Carlo statistics
A document from 1997 on simulating correlated multi-variate stochastic variables. Be prepared for some heavy mathematics
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Rock-physics relationships
A document from 1997 explaining Gassmann's equation and some other basic equations used in rock
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Quantitative interpretation generally needs no seismic attributes
de Groot, P. and Bril, A., 1997. 59th EAGE conference, Geneva

1996

Neural Network experiments on synthetic seismic data
Braunschweig, B., Bremdal, B.A., de Groot, P., Artificial Intelligence in the Petroleum Industry p. 93 - 124, 1996
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Monte Carlo simulation of wells
Groot, P.F.M. de, Bril, A.H., Floris, J.T. and Campbell, A.E. 1996. Monte Carlo simulation of wells. Geophysics, Vol. 61, No. 3 (May-June 1996), p. 631-638.
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The use of pseudo-wells in seismic interpretation studies
de Groot, P. and Bril, A., 1996. 58th EAGE conference in Amsterdam

Dealing with the geoscientific scaling problem - an Object-Oriented approach
de Groot, P. and Bril, A., 1996. 1996 EAGE Winter Symposium

Should we store all data in standardized data stores?
Bril, A. and de Groot, P., 1996. 58th EAGE conference, Amsterdam

1995

Total Space Inversion: Concept and Experiments in Model Space
de Groot, P.F.M., 1995. 57th EAGE Conference, Glasgow, May 1995
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Seismic reservoir characterization in 'total space'; a Middle Eastern example
de Groot, P. and Campbell, E., 1995. OAPEC / John Brown Workshop, New Technologies Applied to Hydrocarbon Production. Delft, 12-15 Sep. 1995
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1994

Geophysics - desperately seeking Geology
Campbell, A.E., Scheffers, B. and de Groot, P.F.M., 1994. 56th EAGE conference. Vienna, June 1994

1993

Reservoir characterization from 3D seismic data using artificial neural networks and stochastic modelling techniques
de Groot, P.F.M., Campbell, A.E., Kavli, T. and Melnyk, D., 1993. 55th EAGE Conference, Stavanger, June 1993
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