39   Artículos

 
en línea
Luís P. N. Mendes, Ana M. C. Ricardo, Alexandre J. M. Bernardino and Rui M. L. Ferreira    
We present novel velocimetry algorithms based on the hybridization of correlation-based Particle Image Velocimetry (PIV) and a combination of Lucas?Kanade and Liu?Shen optical flow (OpF) methods. An efficient Aparapi/OpenCL implementation of those method... ver más
Revista: Water    Formato: Electrónico

 
en línea
Guizhi Tian and Liming Zhu    
Characterized by soil moisture content and plant growth, agricultural drought occurs when the soil moisture content is lower than the water requirement of plants. Microwave remote sensing observation has the advantages of all-weather application and sens... ver más
Revista: Agronomy    Formato: Electrónico

 
en línea
Jingru Ma, Xiaodong Wang and Guangxiang Yuan    
The traditional susceptibility evaluation of geological hazards usually comprises a global susceptibility evaluation of the entire study area but ignores the differences between the local areas caused by spatial non-stationarity. In view of this, the geo... ver más
Revista: ISPRS International Journal of Geo-Information    Formato: Electrónico

 
en línea
Yajun Wang, Jianping Zhu and Renke Kang    
Seasonal?trend-decomposed transformer has empowered long-term time series forecasting via capturing global temporal dependencies (e.g., period-based dependencies) in disentangled temporal patterns. However, existing methods design various auto-correlatio... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
David Massegur, Declan Clifford, Andrea Da Ronch, Riccardo Lombardi and Marco Panzeri    
Determining the aero-icing characteristics is key for safety assurance in aviation, but it may be a computationally expensive task. This work presents a framework for the development of low-dimensional models for application to aerofoil icing. The framew... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
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
Revista: Future Internet    Formato: Electrónico

 
en línea
Tamal Datta Chaudhuri,Indranil Ghosh     Pág. 229 - 251
In this paper, we propose an alternative approach to understanding the relationship between financial sector development and real sector growth in India. We use stock market sectoral indices available on National Stock Exchange (NSE) like Capital Goods I... ver más
Revista: Facta Universitatis. Series: Economics and Organization    Formato: Electrónico

 
en línea
Shishir K. Sarker and Alan E. Fryar    
Spring discharge hydrographs can provide information on karst aquifer connectivity and responses to precipitation. However, few studies have conducted time-series analyses of spring hydrographs over multi-decadal time scales. We examine daily discharge f... ver más
Revista: Hydrology    Formato: Electrónico

 
en línea
Thabang Mathonsi and Terence L. van Zyl    
Hybrid methods have been shown to outperform pure statistical and pure deep learning methods at forecasting tasks and quantifying the associated uncertainty with those forecasts (prediction intervals). One example is Exponential Smoothing Recurrent Neura... ver más
Revista: Forecasting    Formato: Electrónico

 
en línea
Bernardina Algieri, Arturo Leccadito and Pietro Toscano    
This study investigates the daily co-movements in commodity prices over the period 2006?2020 using a novel approach based on a time-varying Gerber correlation. The statistic is computed considering a set of probabilities estimated via non-traditional mod... ver más
Revista: Forecasting    Formato: Electrónico

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