HU, Die. Forecast Analysis of the Stock Market Based on Hidden Markov Model and Long Short-Term Memory Model- Taking the S and P500 Index as an Example. Finance & Economics, [S. l.], v. 2, n. 5, p. 2642, 2024. DOI: 10.61173/mdmp6998. Disponível em: https://fe.deanfrancis.press/article/view/824. Acesso em: 4 nov. 2026.