Incorporating Price Limits into Deep Learning for Stock Return Prediction in the Chinese A-Share Market
A 2026 paper by Fan and Wang on machine learning return prediction in equities, using a transformer on a 2019–2026 sample: the abstract does not mention a benchmark, an out-of-sample test, transaction costs, multiple testing or the size of the universe.
“The Student-t Tobit loss improves cross-sectional ranking performance over the MSE baseline in three out of four architectures, with the largest gain for MLP (Rank IC from 0.0390 to 0.0666), driven primarily by better performance on non-limit observations.”
AssetEquities
StrategyMachine learning
TechniqueTransformerrecurrent neural network
GeographyChina
Also stated: Daily, 2019–2026
Missing from abstract: benchmark, out-of-sample test, costs, multiple testing, universe
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The paper's neighbourhoodMachine learning return prediction by year
The family is counted across the whole universe. Asset, method and authors are counted inside the family.
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