Articles with "autocorrelation" as a keyword



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Onset of Lasing in Small Devices: The Identification of the First Threshold through Autocorrelation Resonance

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Published in 2018 at "Annalen der Physik"

DOI: 10.1002/andp.201800086

Abstract: We present a simple and flexible technique for identifying the onset of coherent emission in lasers, from the mesoscale to the nanoscale, which makes use of photon counting and a small amplitude modulation added to… read more here.

Keywords: onset lasing; resonance; lasing small; autocorrelation ... See more keywords
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In praise of Prais‐Winsten: An evaluation of methods used to account for autocorrelation in interrupted time series

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Published in 2023 at "Statistics in Medicine"

DOI: 10.1002/sim.9669

Abstract: Interrupted time series are increasingly being used to assess the population impact of public health interventions. These data are usually correlated over time (auto correlated) and this must be accounted for in the analysis. Typically,… read more here.

Keywords: time; interrupted time; time series; prais winsten ... See more keywords
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Generalized spatial autocorrelation in a panel-probit model with an application to exporting in China

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Published in 2018 at "Empirical Economics"

DOI: 10.1007/s00181-017-1409-0

Abstract: This paper proposes a generalized spatial panel-data probit model with spatial autocorrelation of the dependent variable, the time-invariant individual shocks, and the remainder disturbances. It proposes its estimation with a Bayesian Markov chain Monte Carlo… read more here.

Keywords: generalized spatial; spatial autocorrelation; autocorrelation; probit model ... See more keywords
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Choose your neighborhood wisely: implications of subsampling and autocorrelation structure in simultaneous autoregression models for landscape ecology

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Published in 2017 at "Landscape Ecology"

DOI: 10.1007/s10980-017-0499-6

Abstract: ContextLarge datasets that exhibit residual spatial autocorrelation are common in landscape ecology, introducing issues with model inference. Computationally intensive statistical techniques such as simultaneous autoregression (SAR) are used to provide credible inference, yet landscape studies… read more here.

Keywords: simultaneous autoregression; autocorrelation; neighborhood; landscape ecology ... See more keywords
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Is autocorrelation image analysis the proper method in nanoparticle sizing?

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Published in 2017 at "Journal of Nanoparticle Research"

DOI: 10.1007/s11051-017-3885-8

Abstract: Nanomaterials display a range of properties which are completely different to those of bulk materials. This unexpected behaviour is particularly apparent when the size of objects reaches the nanometre scale. A wide range of methods… read more here.

Keywords: image; analysis; nanoparticle; method ... See more keywords
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Analysis of bluetongue disease epizootics in sheep of Andhra Pradesh, India using spatial and temporal autocorrelation.

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Published in 2022 at "Veterinary research communications"

DOI: 10.1007/s11259-022-09902-x

Abstract: Bluetongue (BT) disease poses a constant risk to the livestock population around the world. A better understanding of the risk factors will enable a more accurate prediction of the place and time of high-risk events.… read more here.

Keywords: analysis; autocorrelation; disease epizootics; disease ... See more keywords
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A new family of arrays with low autocorrelation

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Published in 2017 at "Cryptography and Communications"

DOI: 10.1007/s12095-017-0214-0

Abstract: Arrays with low autocorrelation are widely sought in applications; important examples are arrays whose periodic autocorrelation is zero for all nontrivial cyclic shifts, so-called perfect arrays. In 2001, Arasu and de Launey defined almost perfect… read more here.

Keywords: perfect arrays; low autocorrelation; arrays low; autocorrelation ... See more keywords
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Clustering district heat exchange stations using smart meter consumption data

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Published in 2019 at "Energy and Buildings"

DOI: 10.1016/j.enbuild.2018.10.009

Abstract: Abstract Contrary to electricity smart meter data analysis, little research regarding district heat smart meter data has been published. Previous papers on smart meter data analytics have not investigated autocorrelation in smart meter data. This… read more here.

Keywords: smart meter; district heat; meter; autocorrelation ... See more keywords
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Investigating the impact of autocorrelation on time-varying connectivity

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Published in 2019 at "NeuroImage"

DOI: 10.1016/j.neuroimage.2019.04.042

Abstract: In recent years, a number of studies have reported on the existence of time-varying functional connectivity (TVC) in resting-state functional magnetic resonance imaging (rs-fMRI) data. The sliding-window technique is currently one of the most commonly… read more here.

Keywords: time varying; tvc; connectivity; time ... See more keywords
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Bi-Gaussian surface identification and reconstruction with revised autocorrelation functions

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Published in 2017 at "Tribology International"

DOI: 10.1016/j.triboint.2017.01.029

Abstract: Abstract The newly proposed continuous separation method for bi-Gaussian stratified surfaces, as the improvement of the existing ISO segmented one, is investigated. The continuous method provides an accurate surface-separation solution but is much more efficient.… read more here.

Keywords: identification reconstruction; surface identification; reconstruction revised; surface ... See more keywords
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Semi-automated counting of complex varves through image autocorrelation

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Published in 2021 at "Quaternary Research"

DOI: 10.1017/qua.2021.10

Abstract: Abstract Annual resolution sediment layers, known as varves, can provide continuous and high-resolution chronologies of sedimentary sequences. In addition, varve counting is not burdened with the high laboratory costs of geochronological analyses. Despite a more… read more here.

Keywords: automated counting; autocorrelation; semi automated; sedimentation rate ... See more keywords