Joint Inversion of Geochemical Data and Geophysical Logs for Lithology Identification in CCSD Main Hole
Sign Up to like & getrecommendations! Published in 2017 at "Pure and Applied Geophysics"
DOI: 10.1007/s00024-017-1650-7
Abstract: The Chinese Continental Scientific Drilling (CCSD) main hole is located in the Sulu ultrahigh-pressure metamorphic (UHPM) belt, providing significant opportunities for studying the metamorphic strata structure, kinetics process and tectonic evolution. Lithology identification is the… read more here.
Keywords: main hole; model; lithology; ccsd main ... See more keywords
Geophysical survey of groundwater potential and radioactivity assessment of soil depth lithology for drinking water-quality determination
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-018-8023-0
Abstract: This research work evaluates the groundwater aquifer potential and radioactivity levels of the soil lithology depth of Agbor in Delta State Nigeria. Three geophysical surveys were conducted using vertical electrical sounding. The results show that… read more here.
Keywords: depth; water; lithology; radioactivity ... See more keywords
Assessment of recession flow variability and the surficial lithology impact: a case study of Buffalo River catchment, Eastern Cape, South Africa
Sign Up to like & getrecommendations! Published in 2020 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-020-08925-4
Abstract: The recession identity is an essential indicator of river performance, health and diminution status. This study, therefore, presents an assessment of streamflow recession characteristics in relation to the hydrostratigraphy property of watershed. The streamflow recession… read more here.
Keywords: surficial lithology; assessment recession; study; recession ... See more keywords
Lithological mapping in the Central African Copper Belt using Random Forests and clustering: Strategies for optimised results
Sign Up to like & getrecommendations! Published in 2019 at "Ore Geology Reviews"
DOI: 10.1016/j.oregeorev.2019.103015
Abstract: Abstract The Trident project is located in the Domes region of the Central African Copper Belt and hosts a number of mineralised systems including the Sentinel (Ni) and Enterprise (Cu) deposits. The project has received… read more here.
Keywords: african copper; lithology; geology; copper belt ... See more keywords
Evaluation of machine learning methods for formation lithology identification: A comparison of tuning processes and model performances
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2017.10.028
Abstract: Abstract Identification of underground formation lithology from well log data is an important task in petroleum exploration and engineering. Recently, several computational algorithms have been used for lithology identification to improve the prediction accuracy. In… read more here.
Keywords: gradient tree; formation lithology; model; lithology ... See more keywords
The role of lithology and climate on bedrock river incision and terrace development along the Buffalo National River, Arkansas
Sign Up to like & getrecommendations! Published in 2023 at "Quaternary Research"
DOI: 10.1017/qua.2023.16
Abstract: The Buffalo National River in northwest Arkansas preserves an extensive Quaternary record of fluvial bedrock incision and aggradation across lithologies of variable resistance. In this work, we apply optically stimulated luminescence (OSL) dating to strath… read more here.
Keywords: incision; river; bedrock; buffalo national ... See more keywords
The Impact of Lithology on Fjord Morphology
Sign Up to like & getrecommendations! Published in 2021 at "Geophysical Research Letters"
DOI: 10.1029/2021gl093101
Abstract: Assessing the impact of glaciations on topography and the co‐evolution of ice‐sheet dynamics requires a thorough understanding of the factors that control fjord morphology. We investigate the role of lithology on glacial valley form using… read more here.
Keywords: impact lithology; fjord morphology; lithology; fjord ... See more keywords
Logging Lithology Discrimination in the Prototype Similarity Space With Random Forest
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2018.2882123
Abstract: Borehole lithology discrimination is the foundation for formation evaluation and reservoir characterization. Due to the limitation of costing or accuracy, direct discrimination methods, such as borehole core and drilling cutting analysis, are unable to widely… read more here.
Keywords: lithology discrimination; logging lithology; random forest; lithology ... See more keywords
Cross-Domain Lithology Identification Using Active Learning and Source Reweighting
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2020.3041960
Abstract: Cross-domain lithology identification (CDLI) is a common case in lithology identification, which aims to train a machine learning model using the logging data of an interpreted well to predict the lithology of another uninterpreted well.… read more here.
Keywords: lithology; domain lithology; lithology identification; cross domain ... See more keywords
A Hybrid Reducing Error Correcting Output Code for Lithology Identification
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2019.2950269
Abstract: Lithology information is critical to the adjustment of drilling control strategies, and can be identified by training a classification model from the well logging data. However, achieving accurate lithology identification is rather difficult owing to… read more here.
Keywords: error correcting; correcting output; lithology; reducing error ... See more keywords
Analysis and application of the sparse prior in probabilistic prediction of elastic parameters
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2022.3181175
Abstract: The probabilistic prediction approach can be used not only for obtaining the maximum posterior probability solution but also for uncertainty evaluation. Its prior distribution has a significant impact on the prediction result. An improper prior… read more here.
Keywords: blocky boundaries; lithology; prediction; constraint ... See more keywords