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Related papers: HPT: Hierarchy-aware Prompt Tuning for Hierarchica…

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Recently, various pre-trained language models (PLMs) have been proposed to prove their impressive performances on a wide range of few-shot tasks. However, limited by the unstructured prior knowledge in PLMs, it is difficult to maintain…

Computation and Language · Computer Science 2024-07-15 Ke Ji , Peng Wang , Wenjun Ke , Guozheng Li , Jiajun Liu , Jingsheng Gao , Ziyu Shang

Prompt Tuning is emerging as a scalable and cost-effective method to fine-tune Pretrained Language Models (PLMs), which are often referred to as Large Language Models (LLMs). This study benchmarks the performance and computational…

Computation and Language · Computer Science 2024-04-15 Valentin Leonhard Buchner , Lele Cao , Jan-Christoph Kalo , Vilhelm von Ehrenheim

Hierarchical text classification (HTC) is a special sub-task of multi-label classification (MLC) whose taxonomy is constructed as a tree and each sample is assigned with at least one path in the tree. Latest HTC models contain three…

Computation and Language · Computer Science 2024-08-13 Zhijian Chen , Zhonghua Li , Jianxin Yang , Ye Qi

Multi-level implicit discourse relation recognition (MIDRR) aims at identifying hierarchical discourse relations among arguments. Previous methods achieve the promotion through fine-tuning PLMs. However, due to the data scarcity and the…

Computation and Language · Computer Science 2024-02-26 Haodong Zhao , Ruifang He , Mengnan Xiao , Jing Xu

Transformer-based large language models (LLM) have been widely used in language processing applications. However, due to the memory constraints of the devices, most of them restrict the context window. Even though recurrent models in…

Computation and Language · Computer Science 2025-02-07 Zifan He , Yingqi Cao , Zongyue Qin , Neha Prakriya , Yizhou Sun , Jason Cong

Fine-tuned pre-trained language models (PLMs) have achieved awesome performance on almost all NLP tasks. By using additional prompts to fine-tune PLMs, we can further stimulate the rich knowledge distributed in PLMs to better serve…

Computation and Language · Computer Science 2021-09-16 Xu Han , Weilin Zhao , Ning Ding , Zhiyuan Liu , Maosong Sun

Hierarchical Text Classification (HTC) is a challenging task where a document can be assigned to multiple hierarchically structured categories within a taxonomy. The majority of prior studies consider HTC as a flat multi-label…

Computation and Language · Computer Science 2022-04-20 Chao Yu , Yi Shen , Yue Mao , Longjun Cai

Hierarchical text classification (HTC) depends on taxonomies that organize labels into structured hierarchies. However, many real-world taxonomies introduce ambiguities, such as identical leaf names under similar parent nodes, which prevent…

Computation and Language · Computer Science 2026-01-27 Jonas Golde , Nicolaas Jedema , Ravi Krishnan , Phong Le

Recently, prompt tuning \cite{lester2021power} has gradually become a new paradigm for NLP, which only depends on the representation of the words by freezing the parameters of pre-trained language models (PLMs) to obtain remarkable…

Computation and Language · Computer Science 2022-01-31 Pan He , Yuxi Chen , Yan Wang , Yanru Zhang

Prompt-based fine-tuning has boosted the performance of Pre-trained Language Models (PLMs) on few-shot text classification by employing task-specific prompts. Yet, PLMs are unfamiliar with prompt-style expressions during pre-training, which…

Computation and Language · Computer Science 2022-05-12 Jianing Wang , Chengyu Wang , Fuli Luo , Chuanqi Tan , Minghui Qiu , Fei Yang , Qiuhui Shi , Songfang Huang , Ming Gao

Training Long-Context Large Language Models (LLMs) is challenging, as hybrid training with long-context and short-context data often leads to workload imbalances. Existing works mainly use data packing to alleviate this issue, but fail to…

Machine Learning · Computer Science 2025-10-14 Yongqiang Yao , Jingru Tan , Kaihuan Liang , Feizhao Zhang , Jiahao Hu , Shuo Wu , Yazhe Niu , Ruihao Gong , Dahua Lin , Ningyi Xu

Hierarchical text classification (HTC) is a challenging subtask of multi-label classification as the labels form a complex hierarchical structure. Existing dual-encoder methods in HTC achieve weak performance gains with huge memory…

Computation and Language · Computer Science 2023-06-12 He Zhu , Chong Zhang , Junjie Huang , Junran Wu , Ke Xu

We introduce HTLM, a hyper-text language model trained on a large-scale web crawl. Modeling hyper-text has a number of advantages: (1) it is easily gathered at scale, (2) it provides rich document-level and end-task-adjacent supervision…

Computation and Language · Computer Science 2021-07-16 Armen Aghajanyan , Dmytro Okhonko , Mike Lewis , Mandar Joshi , Hu Xu , Gargi Ghosh , Luke Zettlemoyer

Hierarchical text classification (HTC) is a complex subtask under multi-label text classification, characterized by a hierarchical label taxonomy and data imbalance. The best-performing models aim to learn a static representation by…

Computation and Language · Computer Science 2024-02-23 Vidit Jain , Mukund Rungta , Yuchen Zhuang , Yue Yu , Zeyu Wang , Mu Gao , Jeffrey Skolnick , Chao Zhang

Hierarchical text classification (HTC) is a challenging subtask of multi-label classification due to its complex taxonomic structure. Nearly all recent HTC works focus on how the labels are structured but ignore the sub-structure of…

Computation and Language · Computer Science 2024-04-01 Zihan Wang , Peiyi Wang , Houfeng Wang

Large language models produce powerful text embeddings, but their causal attention mechanism restricts the flow of information from later to earlier tokens, degrading representation quality. While recent methods attempt to solve this by…

Computation and Language · Computer Science 2025-11-20 Xueying Ding , Xingyue Huang , Mingxuan Ju , Liam Collins , Yozen Liu , Leman Akoglu , Neil Shah , Tong Zhao

Hierarchical multi-label text classification (HMTC) aims at utilizing a label hierarchy in multi-label classification. Recent approaches to HMTC deal with the problem of imposing an over-constrained premise on the output space by using…

Computation and Language · Computer Science 2024-06-21 Simon Yu , Jie He , Víctor Gutiérrez-Basulto , Jeff Z. Pan

Real-world datasets often exhibit class imbalance across multiple categories, manifesting as long-tailed distributions and few-shot scenarios. This is especially challenging in Class-Imbalanced Multi-Label Image Classification (CI-MLIC)…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Sheng Huang , Jiexuan Yan , Beiyan Liu , Bo Liu , Richang Hong

Hierarchical Text Classification (HTC) is a natural language processing task with the objective to classify text documents into a set of classes from a structured class hierarchy. Many HTC approaches have been proposed which attempt to…

Information Retrieval · Computer Science 2024-12-02 Jaco du Toit , Herman Redelinghuys , Marcel Dunaiski

Vision-Language Models (VLMs) learn powerful multimodal representations through large-scale image-text pretraining, but adapting them to hierarchical classification is underexplored. Standard approaches treat labels as flat categories and…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Jiayu Li , Rajesh Gangireddy , Samet Akcay , Wei Cheng , Juhua Hu