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cs.CL2025
TSVer: A Benchmark for Fact Verification Against Time-Series Evidence
Marek Strong, Andreas Vlachos
Reasoning over temporal and numerical data, such as time series, is a crucial aspect of fact-checking. While many systems have recently been developed to handle this form of eviden…
cs.CL2024
Zero-Shot Fact Verification via Natural Logic and Large Language Models
Marek Strong, Rami Aly, Andreas Vlachos
The recent development of fact verification systems with natural logic has enhanced their explainability by aligning claims with evidence through set-theoretic operators, providing…
cs.CL2023
QA-NatVer: Question Answering for Natural Logic-based Fact Verification
Rami Aly, Marek Strong, Andreas Vlachos
Fact verification systems assess a claim's veracity based on evidence. An important consideration in designing them is faithfulness, i.e. generating explanations that accurately re…