Articles with "partition" as a keyword



The role of ionic liquid [C4C1im]Br as an adjuvant on the two‐phase formation and the extraction of l‐phenylalanine in ABS composed of PEG400 and potassium citrate at different temperatures

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Published in 2018 at "Biotechnology Progress"

DOI: 10.1002/btpr.2657

Abstract: The potential of {polyethylene glycol 400 + potassium citrate} aqueous biphasic system (ABS) with ionic liquid (IL) 1‐butyl‐3‐methylimidazolium bromide ([C4C1im]Br) as an adjuvant is examined for the extraction of l‐phenylalanine (Phe), as a model biomolecule, at different… read more here.

Keywords: phase; extraction; different temperatures; partition ... See more keywords

HSPXY: A hybrid‐correlation and diversity‐distances based data partition method

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Published in 2019 at "Journal of Chemometrics"

DOI: 10.1002/cem.3109

Abstract: A representative dataset is crucial to build a robust and generalized machine learning model, especially for small databases. Correlation is not usually considered in distance‐based set partition methods; therefore, distant yet correlated samples might be… read more here.

Keywords: hspxy; set partition; partition methods; distance ... See more keywords

Vibrational Partition Functions from Bond Order and Populations Relationships

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Published in 2025 at "Chemphyschem"

DOI: 10.1002/cphc.202500085

Abstract: A novel method is presented that computes harmonic vibrational partition functions from bond orders and population relationships (QBOP). The QBOP model first computes zero‐point energies (ZPEs) and net vibrational bond energies from our earlier zero‐point… read more here.

Keywords: vibrational partition; partition; partition functions; bond ... See more keywords

Allocation of forest net primary production varies by forest age and air temperature

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Published in 2018 at "Ecology and Evolution"

DOI: 10.1002/ece3.4675

Abstract: Abstract Carbon partition among plant parts has a vital influence not only on the growth of individual plants but also on decomposition, carbon and nitrogen sequestration, and plant–atmosphere water exchange. Although many studies have tried… read more here.

Keywords: forest age; age; mat; partition ... See more keywords

Multiple kernel clustering with late fusion consensus local graph preserving

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Published in 2021 at "International Journal of Intelligent Systems"

DOI: 10.1002/int.22596

Abstract: Multiple kernel clustering (MKC) methods aim at integrating an optimal partition from a set of precalculated kernel matrices. Though achieving success in various applications, we observe that existing MKC methods: (i) lack of representation flexibility;… read more here.

Keywords: local graph; kernel clustering; multiple kernel; graph ... See more keywords

Region‐based estimation of the partition functions for hybrid Bayesian network models

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Published in 2022 at "International Journal of Intelligent Systems"

DOI: 10.1002/int.22973

Abstract: The partition function Ƶ ${\boldsymbol{Ƶ}}$ is a normalization constant for normalizing all the distributions in probabilistic inference. Ƶ ${\boldsymbol{Ƶ}}$ is closely related to the log probability of evidence ( log  p ( e ) $\mathrm{log}\unicode{x0200A}p(e)$… read more here.

Keywords: partition; mathrm log; log; log mathrm ... See more keywords

Population Analysis From Variational Chemical Partition of Molecular Position Space

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Published in 2025 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.70184

Abstract: Two years ago, a partition was proposed in the position space of the charge distribution of atoms and molecules, relying on the optimization of the boundaries of space‐filling non‐overlapping localization regions. This is achieved with… read more here.

Keywords: position space; population analysis; partition; space ... See more keywords

Separation and isolation of major polyphenols from maritime pine (Pinus pinaster) knots by two-step centrifugal partition chromatography monitored by LC-MS and NMR.

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Published in 2020 at "Journal of separation science"

DOI: 10.1002/jssc.201901066

Abstract: Pine knots are a rich source of lignans, flavonoids and stilbenes. These bioactive compounds are widely known for their roles to combat human disorders but also to protect plants against pathogens. In order to gain… read more here.

Keywords: partition chromatography; centrifugal partition; two step; separation ... See more keywords
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Robust fault estimation of discrete‐time nonlinear plants via a comprehensive partition‐based switching scheme

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Published in 2020 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.5119

Abstract: The problem of robust fault estimation (FE) for a class of nonlinear systems in discrete-time domain is studied via proposing a comprehensive partition-based switching scheme. Both enhancement factors and attenuation factors are designed synchronously for… read more here.

Keywords: partition based; switching scheme; comprehensive partition; time ... See more keywords
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Free partition functions and an averaged holographic duality

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Published in 2021 at "Journal of High Energy Physics"

DOI: 10.1007/jhep01(2021)130

Abstract: We study the torus partition functions of free bosonic CFTs in two dimensions. Integrating over Narain moduli defines an ensemble-averaged free CFT. We calculate the averaged partition function and show that it can be reinterpreted… read more here.

Keywords: functions averaged; free partition; partition functions; averaged holographic ... See more keywords

Constraints on flavored 2d CFT partition functions

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Published in 2017 at "Journal of High Energy Physics"

DOI: 10.1007/jhep02(2018)148

Abstract: A bstractWe study the implications of modular invariance on 2d CFT partition functions with abelian or non-abelian currents when chemical potentials for the charges are turned on, i.e. when the partition functions are “flavored”. We… read more here.

Keywords: state; constraints flavored; flavored cft; cft partition ... See more keywords