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Document Question Answering (QA) presents a challenge in understanding visually-rich documents (VRD), particularly those dominated by lengthy textual content like research journal articles. Existing studies primarily focus on real-world…

Computer Vision and Pattern Recognition · Computer Science 2024-04-22 Yihao Ding , Kaixuan Ren , Jiabin Huang , Siwen Luo , Soyeon Caren Han

Question Answering (QA) systems are becoming the inspiring model for the future of search engines. While recently, underlying datasets for QA systems have been promoted from unstructured datasets to structured datasets with highly…

Information Retrieval · Computer Science 2016-02-17 Saeedeh Shekarpour , Denis Lukovnikov , Ashwini Jaya Kumar , Kemele Endris , Kuldeep Singh , Harsh Thakkar , Christoph Lange

Text-to-SQL parsing and end-to-end question answering (E2E TQA) are two main approaches for Table-based Question Answering task. Despite success on multiple benchmarks, they have yet to be compared and their synergy remains unexplored. In…

Computation and Language · Computer Science 2024-10-01 Siyue Zhang , Anh Tuan Luu , Chen Zhao

Long-form question answering (LFQA) demands nuanced evaluation of multi-sentence explanatory responses, yet existing metrics often fail to reflect human judgment. We present LFQA-HP-1M, a large-scale dataset comprising 1.3M human pairwise…

Computation and Language · Computer Science 2026-03-02 Rafid Ishrak Jahan , Fahmid Shahriar Iqbal , Sagnik Ray Choudhury

Large Language models (LLMs) usually rely on extensive training datasets. In the financial domain, creating numerical reasoning datasets that include a mix of tables and long text often involves substantial manual annotation expenses. To…

Artificial Intelligence · Computer Science 2024-01-22 Ziqiang Yuan , Kaiyuan Wang , Shoutai Zhu , Ye Yuan , Jingya Zhou , Yanlin Zhu , Wenqi Wei

Tabular question answering (TQA) presents a challenging setting for neural systems by requiring joint reasoning of natural language with large amounts of semi-structured data. Unlike humans who use programmatic tools like filters to…

Machine Learning · Computer Science 2023-03-20 Carlos Gemmell , Jeffrey Dalton

In the realm of natural language processing, the understanding of tabular data has perpetually stood as a focal point of scholarly inquiry. The emergence of expansive language models, exemplified by the likes of ChatGPT, has ushered in a…

Computation and Language · Computer Science 2023-08-29 Hengyuan Zhang , Peng Chang , Zongcheng Ji

Table question answering (TableQA) is a fundamental task in natural language processing (NLP). The strong reasoning capabilities of large language models (LLMs) have brought significant advances in this field. However, as real-world…

Computation and Language · Computer Science 2026-05-19 Shenghao Ye , Yu Guo , Dong Jin , Yikai Shen , Yunpeng Hou , Shuangwu Chen , Jian Yang , Xiaofeng Jiang

Question answering on tabular data (a.k.a TableQA), which aims at generating answers to questions grounded on a provided table, has gained significant attention recently. Prior work primarily produces concise factual responses through…

Computation and Language · Computer Science 2023-09-22 Wenting Zhao , Ye Liu , Yao Wan , Yibo Wang , Zhongfen Deng , Philip S. Yu

Annotating long-document question answering (long-document QA) pairs is time-consuming and expensive. To alleviate the problem, it might be possible to generate long-document QA pairs via unsupervised question answering (UQA) methods.…

Computation and Language · Computer Science 2023-05-04 Yuxiang Nie , Heyan Huang , Wei Wei , Xian-Ling Mao

Long-form question answering (LFQA) aims to generate a paragraph-length answer for a given question. While current work on LFQA using large pre-trained model for generation are effective at producing fluent and somewhat relevant content,…

Computation and Language · Computer Science 2022-03-02 Dan Su , Xiaoguang Li , Jindi Zhang , Lifeng Shang , Xin Jiang , Qun Liu , Pascale Fung

Reading and understanding text is one important component in computer aided diagnosis in clinical medicine, also being a major research problem in the field of NLP. In this work, we introduce a question-answering task called MedQA to study…

Computation and Language · Computer Science 2018-03-01 Xiao Zhang , Ji Wu , Zhiyang He , Xien Liu , Ying Su

A key limitation in current datasets for multi-hop reasoning is that the required steps for answering the question are mentioned in it explicitly. In this work, we introduce StrategyQA, a question answering (QA) benchmark where the required…

Computation and Language · Computer Science 2021-01-08 Mor Geva , Daniel Khashabi , Elad Segal , Tushar Khot , Dan Roth , Jonathan Berant

Pretrained Large Language Models (LLMs) have gained significant attention for addressing open-domain Question Answering (QA). While they exhibit high accuracy in answering questions related to common knowledge, LLMs encounter difficulties…

Computation and Language · Computer Science 2024-03-05 Rohan Kumar , Youngmin Kim , Sunitha Ravi , Haitian Sun , Christos Faloutsos , Ruslan Salakhutdinov , Minji Yoon

Applying language models (LMs) to tables is challenging due to the inherent structural differences between two-dimensional tables and one-dimensional text for which the LMs were originally designed. Furthermore, when applying linearized…

Computation and Language · Computer Science 2025-02-20 Wonjin Lee , Kyumin Kim , Sungjae Lee , Jihun Lee , Kwang In Kim

Document Visual Question Answering (DocVQA) refers to the task of answering questions from document images. Existing work on DocVQA only considers single-page documents. However, in real scenarios documents are mostly composed of multiple…

Computer Vision and Pattern Recognition · Computer Science 2023-04-05 Rubèn Tito , Dimosthenis Karatzas , Ernest Valveny

Large-scale question-answer (QA) pairs are critical for advancing research areas like machine reading comprehension and question answering. To construct QA pairs from documents requires determining how to ask a question and what is the…

Computation and Language · Computer Science 2021-02-25 Shaobo Cui , Xintong Bao , Xinxing Zu , Yangyang Guo , Zhongzhou Zhao , Ji Zhang , Haiqing Chen

Existing multimodal document question-answering (QA) systems predominantly rely on flat semantic retrieval, representing documents as a set of disconnected text chunks and largely neglecting their intrinsic hierarchical and relational…

Information Retrieval · Computer Science 2026-01-28 ShunLiang Fu , Yanxin Zhang , Yixin Xiang , Xiaoyu Du , Jinhui Tang

Legal consultation question answering (Legal CQA) presents unique challenges compared to traditional legal QA tasks, including the scarcity of high-quality training data, complex task composition, and strong contextual dependencies. To…

Computation and Language · Computer Science 2026-04-14 Mingfei Lu , Yi Zhang , Mengjia Wu , Yue Feng

Large Language Models (LLMs) have excelled in multi-hop question-answering (M-QA) due to their advanced reasoning abilities. However, the impact of the inherent reasoning structures on LLM M-QA performance remains unclear, largely due to…