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Most domain adaptation methods for machine reading comprehension (MRC) use a pre-trained question-answer (QA) construction model to generate pseudo QA pairs for MRC transfer. Such a process will inevitably introduce mismatched pairs (i.e.,…

机器学习 · 计算机科学 2022-09-26 Liang Jiang , Zhenyu Huang , Jia Liu , Zujie Wen , Xi Peng

Question answering (QA) systems provide a way of querying the information available in various formats including, but not limited to, unstructured and structured data in natural languages. It constitutes a considerable part of…

计算与语言 · 计算机科学 2021-06-04 Munazza Zaib , Wei Emma Zhang , Quan Z. Sheng , Adnan Mahmood , Yang Zhang

As the cultural heritage sector increasingly adopts technologies like Retrieval-Augmented Generation (RAG) to provide more personalised search experiences and enable conversations with collections data, the demand for specialised evaluation…

计算与语言 · 计算机科学 2024-10-14 William Thorne , Ambrose Robinson , Bohua Peng , Chenghua Lin , Diana Maynard

The question answering system can answer questions from various fields and forms with deep neural networks, but it still lacks effective ways when facing multiple evidences. We introduce a new model called SRQA, which means Synthetic Reader…

计算与语言 · 计算机科学 2020-09-04 Jiuniu Wang , Wenjia Xu , Xingyu Fu , Yang Wei , Li Jin , Ziyan Chen , Guangluan Xu , Yirong Wu

Input errors in question-answering (QA) systems often lead to incorrect responses. Large language models (LLMs) struggle with this task, frequently failing to interpret user intent (misinterpretation) or unnecessarily altering the original…

计算与语言 · 计算机科学 2025-11-06 Longpeng Qiu , Ting Li , Shuai Mao , Nan Yang , Xiaohui Yan

Understanding data visualizations like charts and plots requires reasoning about both visual elements and numerics. Although strong in extractive questions, current chart visual question answering (chart VQA) models suffer on complex…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Zhuowan Li , Bhavan Jasani , Peng Tang , Shabnam Ghadar

Conversational recommender systems (CRSs) enhance recommendation quality by engaging users in multi-turn dialogues, capturing nuanced preferences through natural language interactions. However, these systems often face the false negative…

信息检索 · 计算机科学 2025-08-11 Haozhe Xu , Xiaohua Wang , Changze Lv , Xiaoqing Zheng

Question generation (QG) from a given context can enhance comprehension, engagement, assessment, and overall efficacy in learning or conversational environments. Despite recent advancements in QG, the challenge of enhancing or measuring the…

计算与语言 · 计算机科学 2023-10-26 Hokeun Yoon , JinYeong Bak

Retrieval-augmented generation (RAG) improves knowledge-intensive question answering by incorporating external evidence. However, existing RAG methods still suffer from hallucinations and subtle reasoning errors. Recent studies introduce…

计算与语言 · 计算机科学 2026-05-29 Wenhan Xiao , Ziwei Zhang , Chuanyue Yu , Xingcheng Fu , Qingyun Sun , Runhua Xu , Jianxin Li

Coherence evaluation aims to assess the organization and structure of a discourse, which remains challenging even in the era of large language models. Due to the scarcity of annotated data, data augmentation is commonly used for training…

计算与语言 · 计算机科学 2024-04-02 Dawei Zhu , Wenhao Wu , Yifan Song , Fangwei Zhu , Ziqiang Cao , Sujian Li

At the heart of the success of deep learning is the quality of the data. Through data augmentation, one can train models with better generalization capabilities and thus achieve greater results in their field of interest. In this work, we…

计算机视觉与模式识别 · 计算机科学 2021-10-28 George Chogovadze , Rémi Pautrat , Marc Pollefeys

Machine Reading Comprehension (MRC) is an important topic in the domain of automated question answering and in natural language processing more generally. Since the release of the SQuAD 1.1 and SQuAD 2 datasets, progress in the field has…

计算与语言 · 计算机科学 2019-07-05 François-Xavier Aubet , Dominic Danks , Yuchen Zhu

Quiz design is a tedious process that teachers undertake to evaluate the acquisition of knowledge by students. Our goal in this paper is to automate quiz composition from a set of multiple choice questions (MCQs). We formalize a generic…

Complex knowledge base question answering can be achieved by converting questions into sequences of predefined actions. However, there is a significant semantic and structural gap between natural language and action sequences, which makes…

计算与语言 · 计算机科学 2022-12-27 Yechun Tang , Xiaoxia Cheng , Weiming Lu

With the rapid growth of knowledge bases (KBs), question answering over knowledge base, a.k.a. KBQA has drawn huge attention in recent years. Most of the existing KBQA methods follow so called encoder-compare framework. They map the…

计算与语言 · 计算机科学 2018-05-29 Yingqi Qu , Jie Liu , Liangyi Kang , Qinfeng Shi , Dan Ye

Previous attempts for data augmentation are designed manually, and the augmentation policies are dataset-specific. Recently, an automatic data augmentation approach, named AutoAugment, is proposed using reinforcement learning. AutoAugment…

机器学习 · 计算机科学 2018-11-13 Mingyang Geng , Kele Xu , Bo Ding , Huaimin Wang , Lei Zhang

Question answering (QA) is an important use case on voice assistants. A popular approach to QA is extractive reading comprehension (RC) which finds an answer span in a text passage. However, extractive answers are often unnatural in a…

计算与语言 · 计算机科学 2021-03-12 Stan Peshterliev , Barlas Oguz , Debojeet Chatterjee , Hakan Inan , Vikas Bhardwaj

Large-scale language models like ChatGPT and GPT-4 have gained attention for their impressive conversational and generative capabilities. However, the creation of supervised paired question-answering data for instruction tuning presents…

计算与语言 · 计算机科学 2023-05-23 Xuanyu Zhang , Qing Yang

Knowledge Base Question Answering (KBQA) aims to answer natural language questions with the help of an external knowledge base. The core idea is to find the link between the internal knowledge behind questions and known triples of the…

计算与语言 · 计算机科学 2022-05-03 Hanyu Zhao , Sha Yuan , Jiahong Leng , Xiang Pan , Guoqiang Wang , Ledell Wu , Jie Tang

Question Answering (QA) is in increasing demand as the amount of information available online and the desire for quick access to this content grows. A common approach to QA has been to fine-tune a pretrained language model on a…

计算与语言 · 计算机科学 2020-04-27 Alexander R. Fabbri , Patrick Ng , Zhiguo Wang , Ramesh Nallapati , Bing Xiang