- Article
Multiscale Stochastic Models for Bitcoin: Fractional Brownian Motion and Duration-Based Approaches
- Arthur Rodrigues Pereira de Carvalho,
- Felipe Quintino,
- Helton Saulo,
- Luan C. S. M. Ozelim,
- Tiago A. da Fonseca and
- Pushpa N. Rathie
This study introduces and evaluates stochastic models to describe Bitcoin price dynamics at different time scales, using daily data from January 2019 to December 2024 and intraday data from 20 January 2025. In the daily analysis, models based on are...

