Ariel Almendral Vazquez

Hierarkisk modell for naturtyper til bruk i naturregnskap 2024. Rapport

GEOPARD 1.0 user manual 2024. Rapport

Ingrid Aarnes; Jacob Skauvold; Ragnar Hauge; Ariel Almendral Vazquez; Marie Lilleborge; et al. GEOPARD 1.0 user manual NR-notat, 2024. Sammendrag/abstract

A Tree Representation of Pluri-Gaussian Truncation Rules Mathematical Geosciences, vol. 57, (ISSN 1874-8961 1874-8953 ), doi: https://doi.org/10.1007/s11004-024-10162-5 , 2024. Vitenskapelig artikkel

Ingrid Aarnes; Ragnar Hauge; Øivind Due Trier; Ola Haug; Ariel Almendral Vazquez; Hierarkisk modell for naturtyper til bruk i naturregnskap NR-notat, 2024. Sammendrag/abstract

Consistent prediction of well paths and geological surfaces Computational Geosciences, vol. 28, pp. 1099 1113 , (ISSN 1420-0597 1573-1499 ), doi: https://doi.org/10.1007/s10596-024-10310-0 , 2024. Vitenskapelig artikkel

Structural geologic modeling and restoration using ensemble Kalman inversion Journal of Structural Geology, vol. 171, (ISSN 0191-8141 1873-1201 ), doi: https://doi.org/10.1016/j.jsg.2023.104868 , 2023. Vitenskapelig artikkel

Conditioning geological surfaces to horizontal wells Computational Geosciences, (ISSN 1420-0597 1573-1499 ), doi: https://doi.org/10.1007/s10596-022-10154-6 , 2022. Vitenskapelig artikkel

Structural Geologic Modelling and Restoration Using the Ensemble Kalman Filter 2022. Vitenskapelig foredrag

Audun Sektnan; Ariel Almendral Vazquez; Ragnar Hauge; Ingrid Aarnes; Jacob Skauvold; et al. A Tree Representation of Plurigaussian Truncation Rules ECMOR Proceedings, vol. 2022, pp. 17 , doi: https://doi.org/10.3997/2214-4609.202244066 , 2022. Vitenskapelig artikkel

A Tree Representation of Plurigaussian Truncation Rules doi: https://doi.org/10.3997/2214-4609.202244066 , 2022. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Compendium of Linvel formulas used in Cohiba 2020. Rapport

COHIBA User Manual Version 6.1 2020. Rapport

Getting the most out of your deep directional resistivity data 2019. Faglig foredrag

Application of NR’s Solutions to Geothermal Reservoir Characterization 2019. Rapport

COHIBA in fault blocks on Valhall 2019. Rapport

COHIBA User Manual Version 6.0 2019. Rapport

Correlating intervals that share common reference surface 2019. Rapport

Increasing subsurface accuracy with COHIBA by taking advantage of resistivity contrasts 2019. Rapport

Handling true vertical depth (TVD) uncertainty in wells 2019. Faglig foredrag

Thermochronological constraints on Cenozoic exhumation along the southern Caribbean: The Santa Marta range, northern Colombia pp. 103 132 , doi: https://doi.org/10.1016/B978-0-12-816009-1.00007-1 , 2019. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Cenozoic Evolution of the Sierra Nevada de Santa Marta, Colombia pp. 259 297 , doi: https://doi.org/10.32685/pub.esp.37.2019.07 , 2019. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Getting the zonation right. A synthetic real-time case study 2019. Faglig foredrag

A novel implementation of the LinVel model 2019. Faglig foredrag

Applied Geostatistics and Geomodelling 2019 2019. Faglig foredrag

Cohiba User Manual Version 5.6 , 2018. Rapport

Valhall study using Cohiba 2018. Rapport

COHIBA and velocity models linear in depth 2018. Rapport

Valhall structural model with COHIBA 2018. Rapport

Cohiba User Manual Version 5.5 , 2017. Rapport

Localization strategies: Implementation and testing of localization strategies on Reek and Norne 2017. Rapport

Distinguishing Signal from Noise in History Matching - Analysis of Ensemble Collapse on a Synthetic Data Set 2016. Vitenskapelig foredrag

Distinguishing Signal from Noise in History Matching - Analysis of Ensemble Collapse on a Synthetic Data Set doi: https://doi.org/10.3997/2214-4609.201601819 , 2016. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Geostatistics course 2016. Faglig foredrag

Diagnostics and countermeasures for ensemble collapse - Testing of localization as a measure to prevent ensemble collapse when history matching Reek and Norne 2016. Rapport

Cohiba User Manual Version 5.4 2016. Rapport

The ISCWSA model essentials and implementation 2016. Rapport

Depth Conversion on the Gohta Oil Field – using Cohiba 2015. Rapport

Surface modelling in fault blocks using COHIBA: A feasibility study 2015. Rapport

Cohiba User Manual, Version 5.1 , 2015. Rapport

Cohiba User Manual Version 5.3 , 2015. Rapport

Cohiba User Manual Version 5.2 , 2015. Rapport

Four days course in Geostatistics and Advanced Geomodelling 2015. Faglig foredrag

Simultaneous prediction of geological surfaces and well paths 2015. Faglig foredrag

Surface prediction using rejection sampling to handle non-linear constraints Bulletin of Canadian petroleum geology, vol. 63, pp. 304 317 , (ISSN 0007-4802 ), doi: https://doi.org/10.2113/gscpgbull.63.4.304 , 2015. Vitenskapelig artikkel

Simultaneous prediction of geological surfaces and well paths , 2015. Vitenskapelig foredrag

A continuous model for well depths: theory and application to well repositioning 2015. Vitenskapelig foredrag

Surface prediction using rejection sampling to handle non-linear relationships 2014. Vitenskapelig foredrag

Cohiba User Manual Version 3.1.1 , 2012. Rapport

COHIBA user manual - Version 2.3 2011. Rapport

COHIBA user manual - Version 2.4 2011. Rapport

Cohiba user manual Version 2.5 2011. Rapport

Cohiba user manual version 3.0 2011. Rapport

COHIBA user manual — Version 2.2 , 2010. Rapport

COHIBA user manual — Version 2.1 , 2010. Rapport

COHIBA user manual - Version 2.0 , 2010. Rapport

Surface based fault format in Havana , 2009. Rapport

Conditioning Surfaces on Hydrocarbon Contacts in COHIBA 2009. Rapport

COHIBA — Technical Documentation 2009. Rapport

The multigrid algorithm applied to a degenerate equation: A convergence analysis Journal of Computational and Applied Mathematics, vol. 225, pp. 251 267 , (ISSN 0377-0427 1879-1778 ), doi: https://doi.org/10.1016/j.cam.2008.07.026 , 2009. Vitenskapelig artikkel

COHIBA user manual version 1.4.1 , 2009. Rapport

Choice of linear algebra libraries for NRLib , 2009. Rapport

COHIBA - Technical Documentation 2008. Rapport

Bayesian common midpoint inversion for controlled source electromagnetics 2008. Rapport

Multidimensional Scaling and Anisotropic Covariance Functions pp. 187 196 , 2008. Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Surface modelling of the Troll field using COHIBA 2008. Rapport

EM inversion software, USER MANUAL 2008. Rapport

On American options under the Variance Gamma process Applied Mathematical Finance, (ISSN 1350-486X 1466-4313 ), 2007. Vitenskapelig artikkel

Accurate Evaluation of European and American Options Under the CGMY Process SIAM Journal on Scientific Computing, vol. 29.01.2012, pp. 93 117 , (ISSN 1064-8275 1095-7197 ), 2007. Vitenskapelig artikkel

COHIBA user manual 2007. Rapport

Ensemble Kalman Filter - theory and applications in oil industry , 2006. Rapport

Highly accurate evaluation of European and American options under the Variance Gamma process Journal of Computational Finance, vol. 01.10.2012, pp. 21 40 , (ISSN 1460-1559 1755-2850 ), 2006. Vitenskapelig artikkel

Cohiba 0.2 Specification and design document 2006. Rapport

Numerical valuation of options with jumps in the underlying Applied Numerical Mathematics, vol. 53, pp. 1 18 , (ISSN 0168-9274 1873-5460 ), doi: https://doi.org/10.1016/j.apnum.2004.08.037 , 2005. Vitenskapelig artikkel

Pricing options with discrete dividends by high order finite differences and grid stretching 2004. Vitenskapelig foredrag

Nevanlinna parametrization of the solution to some rational moment problems Analysis, vol. 23, pp. 107 124 , (ISSN 0003-2638 1467-8284 ), , 2003. Vitenskapelig artikkel

The multigrid algorithm applied to the discretized Black and Scholes equation; a convergence analysis 2003. Vitenskapelig foredrag

A stochastic structural model , 2001. Vitenskapelig foredrag

Stochastic structural modeling in Havana 2001. Vitenskapelig foredrag

The Spectrum of a Periodic Complex Jacobi Matrix Revisited Journal of Approximation Theory, vol. 105, pp. 344 351 , (ISSN 0021-9045 1096-0430 ), , 2000. Vitenskapelig artikkel