by Andrea Coletta, Giuseppe Masi, Irene Cannistraci, Leonardo Berti, Matteo Prata, Novella Bartolini, Paola Velardi, Svitlana Vyetrenko, Viviana Arrigoni
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Suggested foundations for financial machine learning. Specialist prerequisites vary by paper.
Preserve time order and avoid future information in training.
Establish an interpretable baseline before a flexible model.
Account for dependence and overlapping observations.
Examine which information contributes to predictions.
Choose a reproducible strategy, specify the trading rule, and test what remains after costs and estimation uncertainty.