Generating Zero-shot Abstractive Explanations for Rumour Verification

arXiv:2401.12713v2 Announce Type: replace
Abstract: The task of rumour verification in social media concerns assessing the veracity of a claim on the basis of conversation threads that result from it. While previous work has focused on predicting a veracity label, here we reformulate the task to generate model-centric free-text explanations of a rumour's veracity. The approach is model agnostic in that it generalises to any model. Here we propose a novel GNN-based rumour verification model. We follow a zero-shot approach …

abstract arxiv claim concerns conversation cs.cl free generate media social social media text threads type verification work zero-shot