|
|
|
|
|
Stavroula Karatasou and Mat Santamouris
Continuous monitoring systems have been regarded as a very useful tool to provide continuous high-frequency measurements of many parameters. Here, we analyze high-frequency time series of air temperature measurements, recorded every 10 min during 2003 in...
ver más
|
|
|
|
|
|
|
|
|
|
|
Huashuai Liu, Fan Yang and Hongchuan Wang
Climate change poses higher requirements on ocean engineering design, and reasonable estimation of design wave heights plays a crucial role in coastal protection and offshore engineering. Extreme value analysis is widely used in frequency calculations of...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xiuhua Si, Junshi Wang, Haibo Dong and Jinxiang Xi
This study presents a data-driven approach to identifying anomaly-sensitive parameters through a multiscale, multifaceted analysis of simulated respiratory flows. The anomalies under consideration include a pharyngeal model with three levels of constrict...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zilong Qin and Jinxin Wang
As the most basic physical geographic elements, basin terrain and river networks have high spatial complexity and are closely related. However, there is little research on the correlation between terrain and river networks. In this paper, the Yellow Rive...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shunli Zheng, Jinshou Wang, Haiwei Jiao, Rongke Xu, Yueming Yin, Changtan Fang and Xin Chen
The Qinghai?Tibet Plateau, abundant in mineral resources, is a treasure trove for geological explorers. However, exploration has been hindered by the presence of dense vegetation, weathering layers, and desert cover, particularly in the North Qaidam regi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Dzhema Melkonyan and Sherin Sugathan
Increasing groundwater levels (GWLs) may become one of the most serious issues for the city of Odessa, Ukraine. This study investigated the spatial distribution characteristics and multifractal scaling behaviour of the groundwater-level/-depth fluctuatio...
ver más
|
|
|
|
|
|
|
|
|
|
|
Youzhi Wang, Wei Li, Xiandong Wang, Zhiguo Wang, Weiqi Ma, Yanping Zhu, Mengdi Sun, Bo Liu, Lijuan Cheng and Xiaofei Fu
Thermal maturity of the shales from the Ziliujing Formation of the Jurassic age in the Sichuan Basin is in the hydrocarbon generation window, which makes it a candidate for shale oil and gas development. The meso- and macropore characteristics and hetero...
ver más
|
|
|
|
|
|
|
|
|
|
|
Enrico De Santis, Parisa Naraei, Alessio Martino, Alireza Sadeghian and Antonello Rizzi
In this paper, a multi-fractal analysis on a diastolic blood pressure signal is conducted. The signal is measured in a time span of circa one day through the multifractal detrended fluctuation analysis framework. The analysis is performed on asymptotic t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mohammad Sadeghi, Amir Zelati, Sahar Rezaee, Carlos Luna, Robert Saraiva Matos, Marcelo Amanajás Pires, Nilson S. Ferreira, Henrique Duarte da Fonseca Filho, Azin Ahmadpourian and Stefan Talu
In the present work, Cu/Cr thin films were deposited on substrates of a different nature (Si, Glass, Bk7, and ITO) through a thermal evaporation deposition method. Non-contact atomic force microscopy (AFM) was used to obtain 3D AFM topographical maps of ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ruohao Zhang, Jean-Philippe Condomines and Emmanuel Lochin
The rapid development of Internet of Things (IoT) technology, together with mobile network technology, has created a never-before-seen world of interconnection, evoking research on how to make it vaster, faster, and safer. To support the ongoing fight ag...
ver más
|
|
|
|
|
|
|
|
|
|
|
Marcin Watorek, Jaroslaw Kwapien and Stanislaw Drozdz
Unlike price fluctuations, the temporal structure of cryptocurrency trading has seldom been a subject of systematic study. In order to fill this gap, we analyse detrended correlations of the price returns, the average number of trades in time unit, and t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zilong Qin, Jinxin Wang and Yan Lu
Multifractal theory provides a reliable method for the scientific quantification of the geomorphological features of basins. However, most of the existing research has investigated small and medium-sized basins rather than complex and large basins. In th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Pawel Dymora and Miroslaw Mazurek
Fractal and multifractal analysis can help to discover the structure of the communication system, and in particular the pattern and characteristics of traffic, in order to understand the threats better and detect anomalies in network operation. The massi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kai Liu, Xi Zhang and YangQuan Chen
The separation of coal and gangue is an important process of the coal preparation technology. The conventional way of manual selection and separation of gangue from the raw coal can be replaced by computer vision technology. In the literature, research o...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sílvio Fernando Alves Xavier Júnior, Tatijana Stosic, Borko Stosic, Jader Da Silva Jale, Érika Fialho Morais Xavier
Pág. e35116
The aim of this study was to evaluate the statistical properties of a daily rainfall time series recorded in Piracicaba river basin, state of Sao Paulo, Brazil in the period 1917-2016. We apply Multifractal Detrended Fluctuation Analysis (MF-DFA) on dese...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sílvio Fernando Alves Xavier Júnior, Tatijana Stosic, Borko Stosic, Jader Da Silva Jale, Érika Fialho Morais Xavier (Author)
Pág. e35116
The aim of this study was to evaluate the statistical properties of a daily rainfall time series recorded in Piracicaba river basin, state of Sao Paulo, Brazil in the period 1917-2016. We apply Multifractal Detrended Fluctuation Analysis (MF-DFA) on dese...
ver más
|
|
|
|
|
|
|
|
|
|
|
Erhui Li, Xingmin Mu, Guangju Zhao and Peng Gao
Multifractal detrended fluctuation analysis (MFDFA) can provide information about inner regularity, randomness and long-range correlation of time series, promoting the knowledge of their evolution regularity. The MFDFA are applied to detect long-range co...
ver más
|
|
|
|
|
|
|
|
|
|
|
Erhui Li, Xingmin Mu, Guangju Zhao and Peng Gao
|
|
|
|
|
|
|
|
|
|
|
Samet Gunay
In this study, we analyzed the multifractality and the source of multifractality of the returns of GBP/USD, EUR/USD, USD/JPY and USD/CHF currencies. In the examination of multifractality we performed the Multifractal Detrended Fluctuation Analysis (MF-DF...
ver más
|
|
|
|
|
|
|
|
|
|
|
A. P. GARCÍA MARÍN,F. J. JIMÉNEZ HORNERO,J. L. AYUSO MUÑOZ
Multifractal turbulence formalism has been used to perform an analysis for scales from 1 hour to almost 6 months of the time structure of the hourly rainfall series recorded during twenty-four years in Córdoba, a location in southern Spain. The parame...
ver más
|
|
|
|
|
|