Fractal geometry in precipitation

R Monjo, O Meseguer-Ruiz - Atmosphere, 2024‏ - mdpi.com
Rainfall, or more generally the precipitation process (flux), is a clear example of chaotic
variables resulting from a highly nonlinear dynamical system, the atmosphere, which is …

Modelling the response of river systems to environmental change: progress, problems and prospects for palaeo-environmental reconstructions

MJ Van De Wiel, TJ Coulthard, MG Macklin… - Earth-Science …, 2011‏ - Elsevier
Over the last decade several computational models, and several types of model, have been
developed to simulate the response of river systems to environmental change over time …

Multifractal description of daily rainfall fields over India

S Adarsh, V Nourani, DS Archana, DS Dharan - Journal of Hydrology, 2020‏ - Elsevier
This study investigated the scaling characteristics of daily rainfall time series over India and
their spatio-temporal variability using Multifractal Detrended Fluctuation Analysis (MF-DFA) …

Multifractal characterization of meteorological drought in India using detrended fluctuation analysis

S Adarsh, DN Kumar, B Deepthi… - International Journal …, 2019‏ - Wiley Online Library
This study presents multifractal detrended fluctuation analysis (MF‐DFA) to describe the
multifractality of Standardized Precipitation Index (SPI) series from 30 meteorological …

[HTML][HTML] Scaling, dynamical regimes and stratification: How long does weather last? How big is a cloud?

S Lovejoy - Nonlinear Processes in Geophysics Discussions, 2023‏ - npg.copernicus.org
Until the 1980's, scaling notions were restricted to self-similar homogeneous special cases. I
review developments over the last decades, especially in multifractals and Generalized …

Random cascade driven rainfall disaggregation for urban hydrology: An evaluation of six models and a new generator

P Licznar, J Łomotowski, DE Rupp - Atmospheric Research, 2011‏ - Elsevier
Six variations of multiplicative random cascade models for generating fine-resolution (ie, 5-
minute interval) rainfall time series were evaluated for rainfall in Wroclaw, Poland. Of these …

Multifractality, imperfect scaling and hydrological properties of rainfall time series simulated by continuous universal multifractal and discrete random cascade models

F Serinaldi - Nonlinear Processes in Geophysics, 2010‏ - npg.copernicus.org
Discrete multiplicative random cascade (MRC) models were extensively studied and applied
to disaggregate rainfall data, thanks to their formal simplicity and the small number of …

Time scale and intensity dependency in multiplicative cascades for temporal rainfall disaggregation

DE Rupp, RF Keim, M Ossiander… - Water resources …, 2009‏ - Wiley Online Library
Multiplicative random cascades (MRCs) can parsimoniously generate highly intermittent
patterns similar to those in rainfall. The elemental MRC model parameter is the cascade …

[HTML][HTML] Scaling and intermittency in time of urban precipitation in Warsaw, Poland

D Dżugaj, ER Patro, C De Michele, P Licznar - Journal of Hydrology …, 2023‏ - Elsevier
Study region A network of 25 rain gauges roughly covering an area of 517.2 km 2 of
Warsaw, in Poland. Study focus Scaling and intermittency of data series of rainfall intensity …

Unveiling the climatic origin of streamflow persistence through multifractal analysis of hydro-meteorological datasets of India

A Suman, A Devarajan Sindhu, AK Nayak… - Hydrological …, 2023‏ - Taylor & Francis
Persistence and multifractality are two fundamental properties of hydrological time series.
This study aims at understanding the origin of the Hurst exponent of streamflow time series …