Author

Mengyue Yang

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Jul 2026

Beyond Sufficiency: Time Series Explanation with Counterfactual Necessity

Inspired by Pearl's counterfactual notion of necessity, TimePNS assesses whether a temporal factor is necessary by intervening on it and measuring whether the original prediction is disrupted, and consistently improves sufficiency-necessity trade-offs over strong baselines.

Hongnan Ma, Yi-Wei Shi, Meng-Yue Yang et al. · arXiv.org · 0 citations