Search results for Positive matrix factorization (PMF)

ESAT: Environmental Source Apportionment Toolkit Python package

U.S. EPA Office of Research and Development (ORD) · Updated 19 Nov 2024

… The source apportionment algorithms provided in ESAT include two variants of non-negative matrix factorization (NMF), both of …

Lower Hunter Particle Characterisation Study Data Set

NSW Department of Climate Change, Energy, the Environment and Water · Updated 3 Oct 2026

Particle chemical speciation and Positive Matrix Factorisation (PMF) factor concentration dataset for the Lower Hunter Particle Characterisation Study …

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Lower Hunter Particle Characterisation Study Data Set

NSW Department of Climate Change, Energy, the Environment and Water · Updated 12 Nov 2025

Particle chemical speciation and Positive Matrix Factorisation (PMF) factor concentration dataset for the Lower Hunter Particle Characterisation Study …

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Volatile organic compound fluxes and source apportionment factor fluxes measured by Proton-Transfer-Reaction Time-of-Flight Mass Spectrometer (PTR-TOF-MS), Delhi, India, November 2018

Environmental Information Data Centre · Updated 6 Nov 2026

… It also provides Positive Matrix Factorisation (PMF) outputs, including source‑resolved VOC factors and their associated fluxes. Relevant …

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Source Apportionment of Total Gaseous Mercury (TGM)

Environment and Climate Change Canada | Environnement et Changement climatique Canada · Updated 16 Dec 2025

… TGM) at Canadian rural sites using the Positive Matrix Factorization (PMF) model and air monitoring data (Cheng et …

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Data collected in Ostrava, Czech Republic and applied in a source apportionment model

U.S. EPA Office of Research and Development (ORD) · Updated 17 Nov 2015

… Source apportionment with uncertainty estimates of fine particulate matter in Ostrava, Czech Republic using Positive Matrix Factorization. Atmospheric …

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