Temporal leakage in financial news NLP: a multi-architecture audit with a regime-specific M&A signal
Read the original at arxiv.org→arXiv:2608.17223v1 Announce Type: new Abstract: Financial-news direction prediction has become a popular NLP benchmark, yet reported gains depend critically on whether the train-test split is chronological or...
Original headline: "Temporal Leakage in Financial News NLP: A Multi-Architecture Audit with a Regime-Specific M&A Signal"
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- Aug 19, 04:00 UTC arXiv cs.CL lead source Temporal Leakage in Financial News NLP: A Multi-Architecture Audit with a Regime-Specific M&A Signal