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Qingqing Hong

3 accepted papers

2025

Bold Claims or Self-Doubt? Factuality Hallucination Type Detection via Belief State

EMNLP 2025

Large language models are prone to generating hallucination that deviates from factual information. Existing studies mainly focus on detecting the presence of hallucinations but lack a systematic classification approach, which hinders deeper exploration of their characteristics. To address this, we

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2025

Disentangle to Decay: Linear Attention with Trainable Decay Factor

COLING 2025main

Linear attention enhances inference efficiency of Transformer and has attracted research interests as an efficient backbone of language models. Existing linear attention based models usually exploit decay factor based positional encoding (PE), where attention scores decay exponentially with increasi…

2025

Rhetorical Device-Aware Sarcasm Detection with Counterfactual Data Augmentation

ACL 2025finding

Sarcasm is a complex form of sentiment expression widely used in human daily life. Previous work primarily defines sarcasm as a form of verbal irony, which covers only a subset of real-world sarcastic expressions. However, sarcasm serves multifaceted functions and manifests itself through various rh…