Results 51 to 60 of about 198 (153)

Social Media Impact on the ‘Cosmos’ Blockchain Ecosystem: State and Prospect

open access: yesData Science Journal
The proliferation of blockchain technology heralds transformative impacts across various sectors, offering decentralization, transparency, and enhanced security.
Ivan Pavlyshyn   +4 more
doaj   +1 more source

Peramalan dan dekomposisi untuk mata uang kripto dengan model facebook prophet

open access: yesMajalah Ilmiah Matematika dan Statistika
Cryptocurrencies are becoming one of the hottest topics in Indonesia's society. One of those issues concerns investors who incur financial losses as a result of investing in crypto.
Dany Rahman   +2 more
doaj   +1 more source

Note on Functional Large Deviation Principle for Fractional ARIMA Processes

open access: yes
Mathematics Subject Classifications (1991): 60F10, 62M10., large deviations, ARIMA processes, sequential empirical measure, fractional calculus.,
Philippe Barbe, Michel Broniatowski
core   +1 more source

Truncating estimation for the change in stochastic trend with heavy-tailed innovations

open access: yes
Change-point estimation, Stochastic trend, Heavy-tails, Primary 60F17, 60G52, 62M10,
Zheng Tian, Hao Jin, Ruibing Qin
core   +1 more source

Testing equality of spectral densities [PDF]

open access: yes, 2007
We develop a test of the hypothesis that the spectral densities of a number m, m ≥ 2, not necessarily independent time series are equal. The test proposed is based on an appropriate L 2 -distance measure between the nonpara- metrically estimated ...
Paparoditis, Efstathios   +2 more
core   +1 more source

Forecasting electronic money trends in Indonesia using neural network models: A comparative analysis

open access: yesMajalah Ilmiah Matematika dan Statistika
Forecasting electronic money transaction values is essential for effective financial planning and decision-making in various industries. This study evaluates the performance of three neural network models, which are Extreme Learning Machines (ELM ...
Umi Mahmudah   +2 more
doaj   +1 more source

Asymptotically efficient order selection in nonstationary AR processes

open access: yes
asymptotic efficiency, autoregressive processes, consistency, model selection criteria, nonstationary processes, 62M10, 62M20,
Alex Karagrigoriou
core   +1 more source

Estimators for the long-memory parameter in LARCH models, and fractional Brownian motion [PDF]

open access: yes
ARCH, Times series, Fractional Brownian motion, Maximum likelihood estimator, Long memory, Whittle estimator, Moving average, Primary 62M09, Secondary 60G18, 62M10, 91B84,
Michael Levine   +2 more
core   +1 more source

Asymptotic properties in partial linear models under dependence

open access: yes
Bandwidth selection, kernel smoothing, mixing, partial linear models, 62G05, 62G20, 62M10,
Alejandro Quintela, Germán Aneiros
core   +1 more source

A functional limit theorem for η-weakly dependent processes and its applications

open access: yes
Central limit theorem, Weakly dependent processes, Sample moments and cumulants, 60F05, 62F12, 62M10,
Paul Doukhan   +2 more
core   +1 more source

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