Results 111 to 120 of about 7,220 (228)

Stock market volatility simulation with the LSTM neural network

open access: yesВестник Пермского университета: Серия Экономика
Introduction. Stock market volatility simulation and forecast are relevant issues which could contribute into lower risks and higher revenues of the market transactions.
Dmitry Aleksandrovich Patlasov   +1 more
doaj   +1 more source

A Generalized ARFIMA Process with Markov-Switching Fractional Differencing Parameter [PDF]

open access: yes
We propose a general class of Markov-switching-ARFIMA processes in order to combine strands of long memory and Markov-switching literature. Although the coverage of this class of models is broad, we show that these models can be easily estimated with the
Wen-Jen Tsay, Wolfgang Härdle
core  

Assessing the Impact of Market Microstructure Noise and Random Jumps on the Relative Forecasting Performance of Option-Implied and Returns-Based Volatility [PDF]

open access: yes
This paper presents a comprehensive empirical evaluation of option-implied and returns-based forecasts of volatility, in which new developments related to the impact on measured volatility of market microstructure noise and random jumps are explicitly ...
Andrew Reidy   +2 more
core  

Forecasting volatility and volume in the Tokyo stock market: The advantage of long memory models [PDF]

open access: yes
We investigate the predictability of both volatility and volume for a large sample of Japanese stocks. The particular emphasis of this paper is on assessing the performance of long memory time series models in comparison to their short-memory ...
Kaizoji, Taisei, Lux, Thomas
core  

Time Analysis of an Emergent Infection Spread Among Healthcare Workers: Lessons Learned from Early Wave of SARS-CoV-2. [PDF]

open access: yesInt J Gen Med, 2022
Leme PAF   +8 more
europepmc   +1 more source

Predicción mediante modelos AFIRMA y FOU de energía afluente

open access: yesMemoria Investigaciones en Ingeniería, 2017
En este trabajo se estudian predicciones a partir de modelos ARFIMA y FOU para la serie de datos semanales de energía afluente generada por las represas hidroeléctricas de Uruguay entre 1909 y 2012. Se describe la serie de datos, y mediante la estimación
Juan Kalemkerian
doaj  

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