Understanding sequencing data as compositions: an outlook and review

TP Quinn, I Erb, MF Richardson, TM Crowley - Bioinformatics, 2018 - academic.oup.com
Motivation Although seldom acknowledged explicitly, count data generated by sequencing
platforms exist as compositions for which the abundance of each component (eg gene or …

Improved enrichment factor calculations through principal component analysis: Examples from soils near breccia pipe uranium mines, Arizona, USA

CR Bern, K Walton-Day, DL Naftz - Environmental pollution, 2019 - Elsevier
The enrichment factor (EF) is a widely used metric for determining how much the presence
of an element in a sampling media has increased relative to average natural abundance …

Geotechnical and hydrological characterization of hillslope deposits for regional landslide prediction modeling

G Bicocchi, V Tofani, M D'Ambrosio… - Bulletin of engineering …, 2019 - Springer
We attempt a characterization of the geotechnical and hydrological properties of hillslope
deposits, with the final aim of providing reliable data to distributed catchment-scale …

Integration of auto-encoder network with density-based spatial clustering for geochemical anomaly detection for mineral exploration

S Zhang, K Xiao, EJM Carranza, F Yang… - Computers & Geosciences, 2019 - Elsevier
Auto-encoder network can be used for dimensionality reduction of data and for re-
construction of sample population with unknown, complex multivariate probability …

Fluoride abundance and controls in fresh groundwater in Quaternary deposits and bedrock fractures in an area with fluorine-rich granitoid rocks

T Berger, FA Mathurin, H Drake, ME Åström - Science of the Total …, 2016 - Elsevier
This study focuses on fluoride (F−) concentrations in groundwater in an area in northern
Europe (Laxemar, southeast Sweden) where high F− concentrations have previously been …

Maximum entropy and random forest modeling of mineral potential: Analysis of gold prospectivity in the Hezuo–Meiwu district, west Qinling Orogen, China

S Zhang, K Xiao, EJM Carranza, F Yang - Natural Resources Research, 2019 - Springer
This study tested and compared the mineral potential mapping capabilities of the random
forest (RF) and maximum entropy (MaxEnt) algorithms using gold deposit occurrences …

Major element composition of sediments in terms of weathering and provenance: implications for crustal recycling

AG Lipp, O Shorttle, F Syvret… - Geochemistry …, 2020 - Wiley Online Library
The elemental composition of a sediment is set by the composition of its protolith and
modified by weathering, sorting, and diagenesis. An important problem is deconvolving …

The isometric log-ratio (ilr)-ion plot: A proposed alternative to the Piper diagram

JL Shelton, MA Engle, A Buccianti… - Journal of Geochemical …, 2018 - Elsevier
The Piper diagram has been a staple for the analysis of water chemistry data since its
introduction in 1944. It was conceived to be a method for water classification, determination …

Weighted drainage catchment basin mapping of geochemical anomalies using stream sediment data for mineral potential modeling

M Yousefi, EJM Carranza… - Journal of Geochemical …, 2013 - Elsevier
In stream sediment geochemical exploration, anomalies can be recognized by 'undiluting'
concentrations of indicator elements in every stream sediment sample catchment basin …

IUPAC/CITAC Guide: Evaluation of risks of false decisions in conformity assessment of a substance or material with a mass balance constraint (IUPAC Technical …

FR Pennecchi, I Kuselman, DB Hibbert - Pure and Applied Chemistry, 2023 - degruyter.com
A Bayesian multivariate approach to the evaluation of risks of false decisions on conformity
of chemical composition of a substance or material due to measurement uncertainty is …