Incorporating hierarchy into text encoder
WebApr 7, 2024 · Incorporating Hierarchy into Text Encoder: a Contrastive Learning Approach for Hierarchical Text Classification Zihan Wang Peiyi Wang Lianzhe Huang Xin Sun Houfeng Wang Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) pdf bib abs WebMay 5, 2024 · To model semantic information along with hierarchical information, Zhou et al. proposes hierarchy-aware multi-label attention. Chen et al. reformulates it as a matching …
Incorporating hierarchy into text encoder
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WebIncorporating Hierarchy into Text Encoder: a Contrastive Learning Approach for Hierarchical Text Classification . Hierarchical text classification is a challenging subtask of multi-label … Web(2024) demonstrate that encoding the holistic la-bel structure directly by a structure encoder can further improve performance. Following this re-search, a bunch of models try to study how the hierarchy should interact with the text. BothChen et al.(2024) andChen et al.(2024) embed word and label hierarchy jointly in a same space.Deng
Webits complex label hierarchy. Existing meth-ods encode text and label hierarchy separately andmixtheirrepresentationsforclassication, where the hierarchy remains unchanged for all … WebSep 25, 2024 · Incorporating Hierarchy into Text Encoder: a Contrastive Learning Approach for Hierarchical Text Classification Zihan Wang, Peiyi Wang, Lianzhe Huang, Xin Sun, Houfeng Wang ACL 2024 [pdf] Label Anchored Contrastive Learning for Language Understanding Zhenyu Zhang, Yuming Zhao, Meng Chen, Xiaodong He NAACL 2024 [pdf]
WebHierarchical text classification is a challenging subtask of multi-label classification due to its complex label hierarchy. Existing methods encode text and label hierarchy separately and... WebDec 25, 2024 · This paper proposes a contrastive learning approach for HTC through generating high quality positive samples using the taxonomic hierarchy. The hierarchy is modeled with Graphormer and trained end-to-end with positive sample generation under a contrastive loss and a classification loss. Comments Wow, amazing! It’s hard to believe …
WebHierarchical text classification is a challenging subtask of multi-label classification due to its complex label hierarchy. Existing methods encode text and label hierarchy separately and mix their representations for classification, where the hierarchy remains unchanged for all input text. Instead of modeling them separately, in this work, we propose Hierarchy …
WebJul 14, 2008 · The ability to adopt complex three-dimensional (3D) structures that can rapidly interconvert between multiple functional states (folding and dynamics) is vital for the proper functioning of RNAs. Consequently, RNA structure and dynamics necessarily determine their biological function. In the post-genomic era, it is clear that RNAs comprise … flixbus bonus trasportiWeb本文提出的模型叫做Hierarchy-Guided Contrastive Learning Representation（HGCLR） for HTC，主要包括四个模块： 「Text Encoder」 ：主要负责text的编码（CLS的），这里文本的编码会用于预测本样本的所有label，得到一个output并计算loss，这个text encoder也是最终用于预测阶段的模型。 「Graph Encoder」 ：主要是利用Graphormer对标签层次结构进 … flixbus booking confirmationflixbus bookingWebSep 17, 2024 · Hierarchical Text Classification (HTC), which aims to predict text labels organized in hierarchical space, is a significant task lacking in investigation in natural language processing.Existing methods usually encode the entire hierarchical structure and fail to construct a robust label-dependent model, making it hard to make accurate … flixbus bostonWebrectly embed the hierarchy into a text en-coder. During training, HGCLR constructs positive samples for input text under the guid-ance of the label hierarchy. By pulling to-gether the … flixbus bonn - portoWebHierarchical text classification (HTC) aims to cate-gorize a text into a set of labels with a structured class hierarchy (commonly modeled as a tree) (Silla and Freitas,2011). HTC is a multi-label text clas-sification problem, where the classification result corresponds to one or more paths of the hierarchy (Zhou et al.,2024). flixbus booking numberWeb2024. Incorporating hierarchy into text encoder: a contrastive learning approach for hierarchical text classification. Z Wang, P Wang, L Huang, X Sun, H Wang. arXiv preprint arXiv:2203.03825. , 2024. 5. 2024. Zero-shot Cross-lingual Transfer of Prompt-based Tuning with a Unified Multilingual Prompt. great gift ideas for 11 year old girls