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Data augmentation is an essential technique in natural language processing (NLP) for enriching training datasets by generating diverse samples. This process is crucial for improving the robustness and generalization capabilities of NLP…

计算与语言 · 计算机科学 2025-10-16 Zaitian Wang , Jinghan Zhang , Xinhao Zhang , Kunpeng Liu , Pengfei Wang , Yuanchun Zhou

We present DALE, a novel and effective generative Data Augmentation framework for low-resource LEgal NLP. DALE addresses the challenges existing frameworks pose in generating effective data augmentations of legal documents - legal language,…

计算与语言 · 计算机科学 2023-10-25 Sreyan Ghosh , Chandra Kiran Evuru , Sonal Kumar , S Ramaneswaran , S Sakshi , Utkarsh Tyagi , Dinesh Manocha

Text-based Person Retrieval (TPR) aims to retrieve person images that match the description given a text query. The performance improvement of the TPR model relies on high-quality data for supervised training. However, it is difficult to…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Zheng Li , Lijia Si , Caili Guo , Yang Yang , Qiushi Cao

Despite large successes of recent language models on diverse tasks, they suffer from severe performance degeneration in low-resource settings with limited training data available. Many existing works tackle this problem by generating…

计算与语言 · 计算机科学 2024-02-22 Minju Seo , Jinheon Baek , James Thorne , Sung Ju Hwang

The increasing demand for personalized interactions with large language models (LLMs) calls for methodologies capable of accurately and efficiently identifying user opinions and preferences. Retrieval augmentation emerges as an effective…

计算与语言 · 计算机科学 2025-02-04 Chenkai Sun , Ke Yang , Revanth Gangi Reddy , Yi R. Fung , Hou Pong Chan , Kevin Small , ChengXiang Zhai , Heng Ji

Despite the impressive capabilities of large language models (LLMs), their performance on information extraction tasks is still not entirely satisfactory. However, their remarkable rewriting capabilities and extensive world knowledge offer…

计算与语言 · 计算机科学 2024-02-23 Junjie Ye , Nuo Xu , Yikun Wang , Jie Zhou , Qi Zhang , Tao Gui , Xuanjing Huang

In this paper, we present an effective data augmentation framework leveraging the Large Language Model (LLM) and Diffusion Model (DM) to tackle the challenges inherent in data-scarce scenarios. Recently, DMs have opened up the possibility…

计算机视觉与模式识别 · 计算机科学 2024-09-26 Kyuheon Jung , Yongdeuk Seo , Seongwoo Cho , Jaeyoung Kim , Hyun-seok Min , Sungchul Choi

Automatic evaluation by large language models (LLMs) is a prominent topic today; however, judgment and evaluation tasks are often subjective and influenced by various factors, making adaptation challenging. While many studies demonstrate…

计算与语言 · 计算机科学 2024-12-11 Javad Seraj , Mohammad Mahdi Mohajeri , Mohammad Javad Dousti , Majid Nili Ahmadabadi

Data augmentation (DA) is crucial to mitigate model training instability and over-fitting problems in low-resource open-domain dialogue generation. However, traditional DA methods often neglect semantic data diversity, restricting the…

计算与语言 · 计算机科学 2024-04-02 Zhenhua Liu , Tong Zhu , Jianxiang Xiang , Wenliang Chen

We introduce a novel setup for low-resource task-oriented semantic parsing which incorporates several constraints that may arise in real-world scenarios: (1) lack of similar datasets/models from a related domain, (2) inability to sample…

计算与语言 · 计算机科学 2022-05-19 Kevin Yang , Olivia Deng , Charles Chen , Richard Shin , Subhro Roy , Benjamin Van Durme

In this paper, we propose a pipeline leveraging Large Language Models (LLMs) for data augmentation in Information Extraction tasks within the legal domain. The proposed method is both simple and effective, significantly reducing the manual…

计算与语言 · 计算机科学 2026-01-12 Nguyen Minh Phuong , Ha-Thanh Nguyen , May Myo Zin , Ken Satoh

Named Entity Recognition (NER) is a machine learning task that traditionally relies on supervised learning and annotated data. Acquiring such data is often a challenge, particularly in specialized fields like medical, legal, and financial…

As an effective strategy, data augmentation (DA) alleviates data scarcity scenarios where deep learning techniques may fail. It is widely applied in computer vision then introduced to natural language processing and achieves improvements in…

计算与语言 · 计算机科学 2022-06-28 Bohan Li , Yutai Hou , Wanxiang Che

Speech recognition systems often face challenges due to domain mismatch, particularly in real-world applications where domain-specific data is unavailable because of data accessibility and confidentiality constraints. Inspired by…

计算与语言 · 计算机科学 2025-02-24 Peng Shen , Xugang Lu , Hisashi Kawai

Retrieval-Augmented Generation (RAG) has emerged as a prominent method for incorporating domain knowledge into Large Language Models (LLMs). While RAG enhances response relevance by incorporating retrieved domain knowledge in the context,…

计算与语言 · 计算机科学 2025-03-28 Kushagra Bhushan , Yatin Nandwani , Dinesh Khandelwal , Sonam Gupta , Gaurav Pandey , Dinesh Raghu , Sachindra Joshi

End-to-end automatic speech recognition often degrades on domain-specific data due to scarce in-domain resources. We propose a synthetic-data-based domain adaptation framework with two contributions: (1) a large language model (LLM)-based…

音频与语音处理 · 电气工程与系统科学 2026-03-19 Natsuo Yamashita , Koichi Nagatsuka , Hiroaki Kokubo , Kota Dohi , Tuan Vu Ho

Large Language Models (LLMs) perform well in short contexts but degrade on long legal documents, often producing hallucinations such as incorrect clauses or precedents. In the legal domain, where precision is critical, such errors undermine…

计算与语言 · 计算机科学 2026-03-23 Suyash Maniyar , Deepali Singh , Rohith Reddy

While closed-source Large Language Models (LLMs) demonstrate strong mathematical problem-solving abilities, open-source models still face challenges with such tasks. To bridge this gap, we propose a data augmentation approach and introduce…

In an ever-expanding world of domain-specific knowledge, the increasing complexity of consuming, and storing information necessitates the generation of summaries from large information repositories. However, every persona of a domain has…

计算与语言 · 计算机科学 2024-06-10 Ankan Mullick , Sombit Bose , Rounak Saha , Ayan Kumar Bhowmick , Pawan Goyal , Niloy Ganguly , Prasenjit Dey , Ravi Kokku

Fine-tuning large language models (LLMs) using diverse datasets is crucial for enhancing their overall performance across various domains. In practical scenarios, existing methods based on modeling the mixture proportions of data…

计算与语言 · 计算机科学 2025-10-31 Zhenqing Ling , Daoyuan Chen , Liuyi Yao , Qianli Shen , Yaliang Li , Ying Shen
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