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Does a better model always mean a better trading system?

This story is from 2026-09-05. It is preserved in the archive; the latest stories are on the live feed.

Something I’ve been wondering about with ML-based strategies: At what point does improving the model stop making much difference? You can spend hours tuning features and trying different models, but if the historical test is weak, the data isn't handled properly, or the execution side behaves diffe…

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  1. 2026-09-05 12:53 · r/learnmachinelearning
    Does a better model always mean a better trading system?

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