[HTML][HTML] Model averaging for identification of geochemical anomalies linked to mineralization

J Wang, R Zuo - Ore Geology Reviews, 2022 - Elsevier
The complexity of geochemical patterns in the surficial media makes it necessary to consider
the uncertainty in the process of identifying geochemical anomalies. The existence of …

[HTML][HTML] Chatterjee correlation coefficient: a robust alternative for classic correlation methods in geochemical studies-(including “TripleCpy” Python package)

B Sadeghi - Ore Geology Reviews, 2022 - Elsevier
Correlation coefficients (CC) are statistical tools that measure how strong a relationship is
between two variables. In geochemical studies, these variables could be different elements' …

Neuro-Fuzzy-AHP (NFAHP) technique for copper exploration using Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) and geological …

A Shirazi, A Hezarkhani, A Beiranvand Pour, A Shirazy… - Remote Sensing, 2022 - mdpi.com
Fusion and analysis of thematic information layers using machine learning algorithms
provide an important step toward achieving accurate mineral potential maps in the …

Combination of machine learning algorithms with concentration-area fractal method for soil geochemical anomaly detection in sediment-hosted Irankuh Pb-Zn deposit …

S Farhadi, P Afzal, M Boveiri Konari… - Minerals, 2022 - mdpi.com
Prediction of geochemical concentration values is essential in mineral exploration as it plays
a principal role in the economic section. In this paper, four regression machine learning (ML) …

Novel hybrid multi-head self-attention and multifractal algorithm for non-stationary time series prediction

X Yu, D Zhang, T Zhu, X Jiang - Information Sciences, 2022 - Elsevier
Traditional time series prediction methods have shown their outstanding capabilities in time
series prediction. However, due to essential differences in volatility characteristics among …

Empirical mode decomposition and power spectrum filtering for detection of frequency channels related to multi-scale geochemical anomalies: Metal exploration …

S Esmaeiloghli, SH Tabatabaei… - Journal of Geochemical …, 2023 - Elsevier
Geochemical anomaly patterns for metal exploration targeting usually reveal non-stationarity
due mainly to the non-linear synthesis of ore-forming processes. The spectrum–area (S–A) …

Geochemical anomaly detection in the Irankuh District using Hybrid Machine learning technique and fractal modeling

P Afzal, S Farhadi, M Boveiri Konari… - Geopersia, 2022 - geopersia.ut.ac.ir
Prediction of elemental concentrations is essential in mineral exploration as it plays a vital
role in detailed exploration. New machine learning (ML) methods such as hybrid models are …

Application of fuzzy logic and fractal modeling approach for groundwater potential mapping in semi-arid Akka basin, Southeast Morocco

FZ Echogdali, S Boutaleb, RB Kpan, M Ouchchen… - Sustainability, 2022 - mdpi.com
Groundwater potential delineation in the Akka basin, southwest Morocco, has been
determined through the combination of geospatial techniques and geological data. The …

Spatial mapping of groundwater potentiality applying geometric average and fractal models: A sustainable approach

FZ Echogdali, S Boutaleb, M Abioui, M Aadraoui… - Water, 2023 - mdpi.com
Water scarcity affects all continents, with approximately 1.2 billion people living in areas
where water is physically lacking. This scarcity is more accentuated in countries with an arid …

Application of geographically weighted regression (GWR) and singularity analysis to identify stream sediment geochemical anomalies, case study, Takab Area, NW …

A Nazarpour, GR Paydar, F Mehregan… - Journal of Geochemical …, 2022 - Elsevier
In geologically and lithologically complex areas, distinguishing weak geochemical
anomalies from background and defining a valid threshold value are central issues in …