Well log data super-resolution based on locally linear embedding

Unconventional remaining oil and gas resources such as tight oil, shale oil, and coalbed gas are currently the focus of the exploration and development of major oil fields all over the world. Therefore, to make best understand of target reservoirs, enhancing the vertical resolution of well log data...

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Main Authors: Han Jian, Gao Pan, Cao Zhimin, Li Jing, Wang Sijie, Yang Can
Format: Article
Language:English
Published: EDP Sciences 2021-01-01
Series:Oil & Gas Science and Technology
Online Access:https://ogst.ifpenergiesnouvelles.fr/articles/ogst/full_html/2021/01/ogst210044/ogst210044.html
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author Han Jian
Gao Pan
Cao Zhimin
Li Jing
Wang Sijie
Yang Can
author_facet Han Jian
Gao Pan
Cao Zhimin
Li Jing
Wang Sijie
Yang Can
author_sort Han Jian
collection DOAJ
description Unconventional remaining oil and gas resources such as tight oil, shale oil, and coalbed gas are currently the focus of the exploration and development of major oil fields all over the world. Therefore, to make best understand of target reservoirs, enhancing the vertical resolution of well log data is crucial important. However, in the face of the continuous low-level fluctuations of international oil price, large scale use of expensive high resolution well logging hardware tools has always been unaffordable and unacceptable. In another aspect, traditional well log interpolation methods can always not realize high reliable information enhancement for crucial high frequency components. In this paper, in order to improve the well log data super-resolution performance, we propose for the first time to employ Locally Linear Embedding (LLE) technique to reveal the nonlinear mapping relationship between 2-times-scale-difference well log data. Several super resolution experiments with well log data from a given area of Daqing Oil field, China, were conducted. Experimental results illustrated that the proposed LLE-based method can efficiently achieve more reliable super-resolution results than other state-of-the-art methods.
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spelling doaj.art-fe713eb2fd9f49e38ba31e523ddbdd9c2022-12-21T21:30:29ZengEDP SciencesOil & Gas Science and Technology1294-44751953-81892021-01-01766310.2516/ogst/2021042ogst210044Well log data super-resolution based on locally linear embeddingHan Jianhttps://orcid.org/0000-0002-9836-4931Gao Panhttps://orcid.org/0000-0002-5003-6664Cao Zhiminhttps://orcid.org/0000-0002-5308-7678Li Jinghttps://orcid.org/0000-0001-6623-4780Wang Sijiehttps://orcid.org/0000-0001-9280-5401Yang CanUnconventional remaining oil and gas resources such as tight oil, shale oil, and coalbed gas are currently the focus of the exploration and development of major oil fields all over the world. Therefore, to make best understand of target reservoirs, enhancing the vertical resolution of well log data is crucial important. However, in the face of the continuous low-level fluctuations of international oil price, large scale use of expensive high resolution well logging hardware tools has always been unaffordable and unacceptable. In another aspect, traditional well log interpolation methods can always not realize high reliable information enhancement for crucial high frequency components. In this paper, in order to improve the well log data super-resolution performance, we propose for the first time to employ Locally Linear Embedding (LLE) technique to reveal the nonlinear mapping relationship between 2-times-scale-difference well log data. Several super resolution experiments with well log data from a given area of Daqing Oil field, China, were conducted. Experimental results illustrated that the proposed LLE-based method can efficiently achieve more reliable super-resolution results than other state-of-the-art methods.https://ogst.ifpenergiesnouvelles.fr/articles/ogst/full_html/2021/01/ogst210044/ogst210044.html
spellingShingle Han Jian
Gao Pan
Cao Zhimin
Li Jing
Wang Sijie
Yang Can
Well log data super-resolution based on locally linear embedding
Oil & Gas Science and Technology
title Well log data super-resolution based on locally linear embedding
title_full Well log data super-resolution based on locally linear embedding
title_fullStr Well log data super-resolution based on locally linear embedding
title_full_unstemmed Well log data super-resolution based on locally linear embedding
title_short Well log data super-resolution based on locally linear embedding
title_sort well log data super resolution based on locally linear embedding
url https://ogst.ifpenergiesnouvelles.fr/articles/ogst/full_html/2021/01/ogst210044/ogst210044.html
work_keys_str_mv AT hanjian welllogdatasuperresolutionbasedonlocallylinearembedding
AT gaopan welllogdatasuperresolutionbasedonlocallylinearembedding
AT caozhimin welllogdatasuperresolutionbasedonlocallylinearembedding
AT lijing welllogdatasuperresolutionbasedonlocallylinearembedding
AT wangsijie welllogdatasuperresolutionbasedonlocallylinearembedding
AT yangcan welllogdatasuperresolutionbasedonlocallylinearembedding