Singularities of Taylor’s power law in the analysis of aggregation measures

Taylor’s law is a well-known power law (TPL) for analysing the scaling behaviour of many fluctuating physical phenomena in nature. The scaling exponent b of this law forms the basis of the aggregation process to which a precise probability density function corresponds. In some phenomena, TPL behavio...

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Veröffentlicht in:Physica A 2024-11, Vol.654, p.130151, Article 130151
1. Verfasser: De Bartolo, Samuele
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Sprache:eng
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Zusammenfassung:Taylor’s law is a well-known power law (TPL) for analysing the scaling behaviour of many fluctuating physical phenomena in nature. The scaling exponent b of this law forms the basis of the aggregation process to which a precise probability density function corresponds. In some phenomena, TPL behaviour with periodic components of the aggregates has been observed for small partitions, especially for physical processes characterised by values of b=1 where fluctuation-related aggregation processes are supported by Poissonian distributions. We intend to show that for values of b very close to unity it is possible to find a trend, in the double logarithmic scale, of the TPL that there are ‘periodic patterns’ (components) between variance and mean. This behaviour is found in other binomial-type distributions, of which the Poissonian is a particular case, with mappings characterised by a variance close to 1. •Analysis of Taylor Power Law (TPL) behaviour with periodic variance patterns.•Analysis of differences between variance and mean in TPLs for Binomial-type distributions and for small aggregation values.•A new power law that allows differentiation periodic patterns in TPLs from non- periodic ones.
ISSN:0378-4371
DOI:10.1016/j.physa.2024.130151