Search Results - subject:"Wavelet leaders"

The effect of the COVID-19 pandemic on multifractals of price returns and trading volume variations of cryptocurrencies

Lahmiri, Salim - In: Decision analytics journal 6 (2023), pp. 1-5

by using the method of wavelet leaders prior and during the COVID-19 pandemic. The obtained results from the analysis of …

Persistent link: https://www.econbiz.de/10014505962

Multifractals and multiscale entropy patterns in energy markets under the effect of the COVID-19 pandemic

Lahmiri, Salim - In: Decision analytics journal 7 (2023), pp. 1-6

This study uses the wavelet leaders method to examine multifractal characteristics and multiscale entropy patterns in …

Persistent link: https://www.econbiz.de/10014497369

Randomness and changes of heart rate and respiratory frequency during high altitude mountain ascent without acclimatization

Wesfreid, Eva; Billat, Véronique - In: Physica A: Statistical Mechanics and its Applications 391 (2012) 4, pp. 1575-1590

fluctuation (DFA) and the wavelet leaders (WL) analysis. Results showed that the high altitude mountain ascent differently …

Persistent link: https://www.econbiz.de/10010591161

Wavelet Leaders: A new method to estimate the multifractal singularity spectra

Serrano, E.; Figliola, A. - In: Physica A: Statistical Mechanics and its Applications 388 (2009) 14, pp. 2793-2805

Wavelet Leaders is a novel alternative based on wavelet analysis for estimating the Multifractal Spectrum. It was … weakly stationary signals. Alternatively, Wavelet Leaders exploits the wavelet self-similarity structures combined with the …

Persistent link: https://www.econbiz.de/10011061455