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相关论文: Controllable Data Augmentation for Context-Depende…

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We study the effect of seven data augmentation (da) methods in factoid question answering, focusing on the biomedical domain, where obtaining training instances is particularly difficult. We experiment with data from the BioASQ challenge,…

计算与语言 · 计算机科学 2022-04-12 Dimitris Pappas , Prodromos Malakasiotis , Ion Androutsopoulos

Tabular data is critical across diverse domains, yet high-quality datasets remain scarce due to privacy concerns and the cost of collection. Contemporary approaches adopt large language models (LLMs) for tabular augmentation, but exhibit…

机器学习 · 计算机科学 2025-07-28 Shuo Yang , Zheyu Zhang , Bardh Prenkaj , Gjergji Kasneci

Data augmentation is a ubiquitous technique for increasing the size of labeled training sets by leveraging task-specific data transformations that preserve class labels. While it is often easy for domain experts to specify individual…

Conversational search aims to satisfy users' complex information needs via multiple-turn interactions. The key challenge lies in revealing real users' search intent from the context-dependent queries. Previous studies achieve conversational…

信息检索 · 计算机科学 2025-11-13 Fengran Mo , Jinghan Zhang , Yuchen Hui , Jia Ao Sun , Zhichao Xu , Zhan Su , Jian-Yun Nie

We present a method for augmenting a Large Language Model (LLM) with a combination of text and visual data to enable accurate question answering in visualization of scientific data, making conversational visualization possible. LLMs…

人机交互 · 计算机科学 2025-01-17 Omar Mena , Alexandre Kouyoumdjian , Lonni Besançon , Michael Gleicher , Ivan Viola , Anders Ynnerman

The rise of deep learning in natural language processing has fostered the creation of text to structured query language models composed of an encoder and a decoder. Researchers have experimented with various intermediate processing like…

信息检索 · 计算机科学 2025-04-15 Jyothi , T. Satyanarayana Murthy

In Multimodal Language Models (MLMs), the cost of manually annotating high-quality image-text pair data for fine-tuning and alignment is extremely high. While existing multimodal data augmentation frameworks propose ways to augment…

人工智能 · 计算机科学 2024-08-20 Xiaomeng Jin , Jeonghwan Kim , Yu Zhou , Kuan-Hao Huang , Te-Lin Wu , Nanyun Peng , Heng Ji

Large language models (LLMs) have revolutionized Text-to-SQL generation, allowing users to query structured data using natural language with growing ease. Yet, real-world deployment remains challenging, especially in complex or unseen…

计算与语言 · 计算机科学 2026-05-01 Smit Jivani , Sarvam Maheshwari , Sunita Sarawagi

As an essential branch of recommender systems, sequential recommendation (SR) has received much attention due to its well-consistency with real-world situations. However, the widespread data sparsity issue limits the SR model's performance.…

信息检索 · 计算机科学 2024-09-23 Yizhou Dang , Enneng Yang , Yuting Liu , Guibing Guo , Linying Jiang , Jianzhe Zhao , Xingwei Wang

In recent years, language models (LMs) have made remarkable progress in advancing the field of natural language processing (NLP). However, the impact of data augmentation (DA) techniques on the fine-tuning (FT) performance of these LMs has…

计算与语言 · 计算机科学 2023-06-14 Zhengxiang Shi , Aldo Lipani

Text-to-SQL converts natural language questions into executable SQL queries, enabling non-technical users to access relational databases for analytics and intelligent data services. In real-world scenarios, performance is often constrained…

计算与语言 · 计算机科学 2026-05-25 Tianhao Qiu , Xiaojun Chen

Despite the evolution of language models, they continue to portray harmful societal biases and stereotypes inadvertently learned from training data. These inherent biases often result in detrimental effects in various applications.…

计算与语言 · 计算机科学 2024-07-24 Ewoenam Kwaku Tokpo , Toon Calders

QA models based on pretrained language mod-els have achieved remarkable performance on various benchmark datasets.However, QA models do not generalize well to unseen data that falls outside the training distribution, due to distributional…

计算与语言 · 计算机科学 2021-06-25 Seanie Lee , Minki Kang , Juho Lee , Sung Ju Hwang

Data augmentation (DA) techniques aim to increase data variability, and thus train deep networks with better generalisation. The pioneering AutoAugment automated the search for optimal DA policies with reinforcement learning. However,…

计算机视觉与模式识别 · 计算机科学 2020-07-31 Yonggang Li , Guosheng Hu , Yongtao Wang , Timothy Hospedales , Neil M. Robertson , Yongxin Yang

Large-scale Text-to-SQL benchmarks such as BIRD typically assume complete and accurate database annotations as well as readily available external knowledge, which fails to reflect common industrial settings where annotations are missing,…

计算与语言 · 计算机科学 2026-01-15 Jiahui Chen , Lei Fu , Jian Cui , Yu Lei , Zhenning Dong

This paper introduces a new data augmentation method for neural machine translation that can enforce stronger semantic consistency both within and across languages. Our method is based on Conditional Masked Language Model (CMLM) which is…

计算与语言 · 计算机科学 2022-09-23 Qiao Cheng , Jin Huang , Yitao Duan

Determining the plausibility of causal relations between clauses is a commonsense reasoning task that requires complex inference ability. The general approach to this task is to train a large pretrained language model on a specific dataset.…

计算与语言 · 计算机科学 2021-01-14 Ieva Staliūnaitė , Philip John Gorinski , Ignacio Iacobacci

Text augmentation is an effective technique for addressing the problem of insufficient data in natural language processing. However, existing text augmentation methods tend to focus on few-shot scenarios and usually perform poorly on large…

计算与语言 · 计算机科学 2024-04-02 Heng Yang , Ke Li

Slot filling, a fundamental module of spoken language understanding, often suffers from insufficient quantity and diversity of training data. To remedy this, we propose a novel Cluster-to-Cluster generation framework for Data Augmentation…

计算与语言 · 计算机科学 2020-12-15 Yutai Hou , Sanyuan Chen , Wanxiang Che , Cheng Chen , Ting Liu

Mixup-based data augmentation has been validated to be a critical stage in the self-training framework for unsupervised domain adaptive semantic segmentation (UDA-SS), which aims to transfer knowledge from a well-annotated (source) domain…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Zheng Chen , Zhengming Ding , Jason M. Gregory , Lantao Liu