Results 41 to 50 of about 21,185 (243)

Analyzing covid-19 outbreak for turkey and eight country with curve estimation models, box-jenkins (arima), brown linear exponential smoothing method, autoregressive distributed lag (ardl) and seir models [PDF]

open access: yesEurasian Journal of Veterinary Sciences, 2020
Aim: This study is conducted to inform communities and governments about the spread of the COVID-19 pandemic in selected countries: Turkey, Germany, the United Kingdom, France, Italy, Russian, Canada, and Japan.
Mustafa Agah Tekindal   +7 more
doaj  

Intraday Functional PCA Forecasting of Cryptocurrency Returns

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT We study the functional PCA (FPCA) forecasting method in application to functions of intraday returns on Bitcoin. We show that improved interval forecasts of future return functions are obtained when the conditional heteroscedasticity of return functions is taken into account.
Joann Jasiak, Cheng Zhong
wiley   +1 more source

Indonesian Government Revenue Prediction Using Long Short-Term Memory

open access: yesInspiration
Government revenue plays an important role in achieving national development goals. In the context of optimal state treasury management, accurate forecasts of government revenue are needed so that cash can be utilized optimally for the coming period ...
Mahmud   +4 more
doaj   +1 more source

19-year remotely sensed data in the forecast of spectral models of the environment

open access: yesInternational Journal of Digital Earth, 2021
The aims of this study were: i) to compare no-till areas in two municipalities located in different regions of Brazil, along with the influence on CO2Flux and GPP, and ii) to verify the difference between environmental factors followed by the trends of ...
Fernando Saragosa Rossi   +8 more
doaj   +1 more source

Recent Perspectives on Phytochemical Profile, Pharmacological Activities, and Industrial Applications of Guava (Psidium guajava)

open access: yesFood Safety and Health, EarlyView.
Psidium guajava leaves contain potent bioactive compounds like quercetin, myricetin, and triterpenoids that show antioxidant, antidiabetic, anti‐inflammatory, and anticancer effects. They act by modulating NF‐κB, PPARγ, and α‐glucosidase and by inducing apoptosis and cell cycle arrest.
Muhammad Waqar   +10 more
wiley   +1 more source

Ischemic Stroke Burden in China and Other G20 Nations (1990–2021): A Comparative Analysis From the Global Burden of Disease Study 2021 and Trend Projections Through 2031

open access: yesHealth Care Science, EarlyView.
This study analyzes ischemic stroke (IS) burden in China and other G20 countries (1990–2021) using Global Burden of Disease 2021 data. China exhibited rising age‐standardized incidence rates (ASIR: +12.6%) and delayed mortality decline, contrasting with G20 reductions (ASIR: −9.3%; sustained ASMR fall).
Bin Luo   +4 more
wiley   +1 more source

THE APPLICATION OF STANDARD GENERALIZED AUTOREGRESSIVE CONDITIONAL HETEROSCEDASTICITY (SGARCH) MODEL IN FORECASTING THE STOCK PRICE OF BARITO PACIFIC

open access: yesBarekeng
Stock potentially yields higher returns than other investments, but is riskier due to volatile prices. To minimize the risk of loss, investors can forecast the stock price to help in deciding whether to buy, sell, or hold the stock.
Edwin Setiawan Nugraha, Celine Alvina
doaj   +1 more source

Household Consumption Intentions by Income Group During Monetary Policy Easing and Tightening

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT We investigate how the monetary policy interest rate affects Brazilian households' consumption intentions under two distinct regimes: monetary easing and tightening cycles. Using data from low‐ and high‐income households, we assess both the magnitude and the dynamics of this relationship.
Helder Ferreira de Mendonça   +1 more
wiley   +1 more source

Carbon Speciation and Solubility in Silicate Melts

open access: yesGeophysical Monograph Series, Page 179-194., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Natalia Solomatova   +2 more
wiley  

+1 more source

Comparison of Univariate ARIMA, Multivariate ARIMA and Vector Autoregression Forecasting [PDF]

open access: yesWorking paper (Federal Reserve Bank of Cleveland), 1986
A comparison of the forecasting abilities of univariate ARIMA, multivariate ARIMA, and VAR, and examination of whether series should be differenced before estimating models for forecasting purposes.
openaire   +2 more sources

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