“…These models have shown their effectiveness and flexibility in a wide variety of NLP tasks, including text classification , relation extraction (Zhang et al, 2018;Carbonell et al, 2020), and question answering (Cao et al, 2019;Xu et al, 2021b). Recently, GNNs have been employed for document retrieval to enhance the vector representations by leveraging the topological structure of the documents, where nodes are passages from a document and edges are relations between these passages (Xu et al, 2021a;Zhang et al, 2021b;Albarede et al, 2022).…”