Results 1 to 10 of about 9,431 (222)

The role of hybrid models in financial decision-making: Forecasting stock prices with advanced algorithms

open access: yesEgyptian Informatics Journal
Stock price volatility is influenced by many factors, which are significant obstacles to achieving accurate stock price forecasting in the financial market.
Xiaoyi Zhu
doaj   +2 more sources

Regularized Noise based GRU Model to Forecast Solid Waste Generation in the Urban Region

open access: yesTurkish Journal of Computer and Mathematics Education, 2021
Today’s Solid Waste Management System needs better strategies to perform effective operations. The speed at which waste is being generated in urban regions is directly affecting the surrounding environment impacting the health of living beings ...
Rashmi G, Et. al.
semanticscholar   +1 more source

Fractional derivative multivariable grey model for nonstationary sequence and its application

open access: yesJournal of Systems Engineering and Electronics, 2020
: Most of the existing multivariable grey models are based on the 1-order derivative and 1-order accumulation, which makes the parameters unable to be adjusted according to the data characteristics of the actual problems.
Yu-Xiao Kang   +3 more
semanticscholar   +1 more source

Forecasting the Stock Price in Vietnam: An Application of the Bidirectional Long Short-Term Memory Neural Network

open access: yesVNU Journal of Science Computer Science and Communication Engineering
. Accurate stock market prediction can minimize investment risks for investors, improve the efficiency of investment returns, and promote the stable development of the market.
The Long Nguyen
semanticscholar   +1 more source

Late Pleistocene stickleback environmental genomes reveal the chronology of freshwater adaptation.

open access: yesCurrent Biology
Directly observing the chronology and tempo of adaptation in response to ecological change is rarely possible in natural ecosystems. Sedimentary ancient DNA (sedaDNA) has been shown to be a tractable source of genome-scale data of long-dead organisms1,2 ...
Jan Laine   +8 more
semanticscholar   +1 more source

On the law of the iterated logarithm in the infinite variance case

open access: yesJournal of the Australian Mathematical Society. Series A. Pure Mathematics and Statistics, 1980
R. Maller
semanticscholar   +1 more source

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