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Proceedings Papers

Estimation of Matrix Properties from Geochemical Spectroscopy Logs Using Machine Learning

Vasileios-Marios Gkortsas, Paul Craddock, Jeffrey Miles, Harish Datir, Lalitha Venkataramanan
Paper presented at the SPWLA 63rd Annual Logging Symposium, June 11–15, 2022
Paper Number: SPWLA-2022-0103
DOI: https://doi.org/10.30632/SPWLA-2022-0103
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View Paper titled, Estimation of Matrix Properties from Geochemical Spectroscopy Logs Using Machine Learning
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Proceedings Papers

Deciphering Low Resistivity Pay To Derisk a Commercial Discovery: Case Study from the Norwegian Sea

Mohammad Ibrahim Khan, Harish Datir, Subhadeep Sarkar, Bjarne Rafaelsen
Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0006
DOI: https://doi.org/10.30632/SPWLA-2021-0006
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View Paper titled, Deciphering Low Resistivity Pay To Derisk a Commercial Discovery: Case Study from the Norwegian Sea
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Proceedings Papers

X-Ray Diffraction, X-Ray Fluorescence, and Neutron Induced Spectroscopy Based Correction to Ivar Aasen Geomodel: An Oilfield from the Norwegian North Sea

Egil Romsås Fjeldberg, Yngve Bolstad Johansen, Lodve Hugo Olsborg, Geir Frode Kvilaas, Tor-Ole Jøssund, Harish Datir
Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0042
DOI: https://doi.org/10.30632/SPWLA-2021-0042
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View Paper titled, X-Ray Diffraction, X-Ray Fluorescence, and Neutron Induced Spectroscopy Based Correction to Ivar Aasen Geomodel: An Oilfield from the Norwegian North Sea
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Proceedings Papers

Enhancing the Reservoir Performance by Accessing the Reservoir Sweet Spots Guided by Far-Field Sonic Imaging: An Integrated Case Study from the Norwegian North Sea

Harish Datir, Knut Arne Birkedal, Sachin Kriplani, Hege Porten, Nils Andre Aarseth
Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0057
DOI: https://doi.org/10.30632/SPWLA-2021-0057
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View Paper titled, Enhancing the Reservoir Performance by Accessing the Reservoir Sweet Spots Guided by Far-Field Sonic Imaging: An Integrated Case Study from the Norwegian North Sea
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Proceedings Papers

Enhanced Mineral Quantification and Uncertainty Analysis from Downhole Spectroscopy Logs Using Variational Autoencoders

Paul Craddock, Prakhar Srivastava, Harish Datir, David Rose, Tong Zhou, Laurent Mosse, Lalitha Venkataramanan
Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0069
DOI: https://doi.org/10.30632/SPWLA-2021-0069
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View Paper titled, Enhanced Mineral Quantification and Uncertainty Analysis from Downhole Spectroscopy Logs Using Variational Autoencoders
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Proceedings Papers

Automatic Facies Classification from Well Logs

Vasileios-Marios Gkortsas, Lin Liang, Yngve Bolstad Johansen, Lalitha Venkataramanan, Harish Datir
Paper presented at the SPWLA 61st Annual Logging Symposium, June 24–July 29, 2020
Paper Number: SPWLA-5075
DOI: https://doi.org/10.30632/SPWLA-5075
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View Paper titled, Automatic Facies Classification from Well Logs
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Proceedings Papers

Dual Neural Network Architecture for Determining Permeability and Associated Uncertainty

Ravinath Kausik, Augustin Prado, Vasileios-Marios Gkortsas, Lalitha Venkataramanan, Harish Datir, Yngve Bolstad Johansen
Paper presented at the SPWLA 61st Annual Logging Symposium, June 24–July 29, 2020
Paper Number: SPWLA-5073
DOI: https://doi.org/10.30632/SPWLA-5073
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View Paper titled, Dual Neural Network Architecture for Determining Permeability and Associated Uncertainty
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Proceedings Papers

Time-Lapse NMR and Multifrequency Dielectric Measurement Demystifying the Native Oil Properties in a Complex Injectites Reservoir; A Case Study from Norwegian Sea

Harish Datir, Artur Kotwicki, Lalitha Venkataramanan, Kevin Best, Ingeborg Tøllefsen, Tone Riber Endresen
Paper presented at the SPWLA 61st Annual Logging Symposium, June 24–July 29, 2020
Paper Number: SPWLA-5089
DOI: https://doi.org/10.30632/SPWLA-5089
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View Paper titled, Time-Lapse NMR and Multifrequency Dielectric Measurement Demystifying the Native Oil Properties in a Complex Injectites Reservoir; A Case Study from Norwegian Sea
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Proceedings Papers

Downhole Neutron-Induced Spectroscopy Element and Mineral Estimates Compared to a Ring-Tested Core Reference

Yngve Bolstad Johansen, Olav-Magnar Nes, Harish Datir, Paul R. Craddock, Lalitha Venkataramanan
Paper presented at the SPWLA 60th Annual Logging Symposium, June 15–19, 2019
Paper Number: SPWLA-2019-OOOO
DOI: https://doi.org/10.30632/T60ALS-2019_OOOO
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View Paper titled, Downhole Neutron-Induced Spectroscopy Element and Mineral Estimates Compared to a Ring-Tested Core Reference
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Proceedings Papers

Use of Advanced Wireline Logs To Reduce Uncertainties in a Complex Reservoir: A Case Study From the Ivar Aasen Oilfield in the Norwegian Central North Sea

Yngve Bolstad Johansen, Kjell Christoffersen, Amitabha Chatterjee, Carsten Elfenbein, Lodve Hugo Olsborg, Geir Frode Kvilaas, Mirza Hassan Baig, Harish Datir, Nate Bachman, Ravinath Kausik, Martin Hurlimann
Paper presented at the SPWLA 59th Annual Logging Symposium, June 2–6, 2018
Paper Number: SPWLA-2018-N
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View Paper titled, Use of Advanced Wireline Logs To Reduce Uncertainties in a Complex Reservoir: A Case Study From the Ivar Aasen Oilfield in the Norwegian Central North Sea
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Proceedings Papers

The Conglomerates Challenge: Evaluating the New Hydrocarbon Plays on the Norwegian Shelf

Amitabha Chatterjee, Mirza Hassan Baig, Karl-Erik Holm Sylta, Harish Datir, Jean-Marc Donadille, Richard Leech, Terje Kollien, Sven Erik Foyn, Ingrid Piene Gianotten
Paper presented at the SPWLA 57th Annual Logging Symposium, June 25–29, 2016
Paper Number: SPWLA-2016-A
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View Paper titled, The Conglomerates Challenge: Evaluating the New Hydrocarbon Plays on the Norwegian Shelf
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Proceedings Papers

Evolving Petrophysics of the Overburden: A Spectroscopy Approach

Amitabha Chatterjee, Harish Datir, Mirza Hassan Baig, Jack Horkowitz, Jim Grau, Jeremy Goonting, Helen Haneferd, Dianne Tompkins, Brett Wendt
Paper presented at the SPWLA 56th Annual Logging Symposium, July 18–22, 2015
Paper Number: SPWLA-2015-HHH
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View Paper titled, Evolving Petrophysics of the Overburden: A Spectroscopy Approach
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