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Table-and-text hybrid question answering (HybridQA) is a widely used and challenging NLP task commonly applied in the financial and scientific domain. The early research focuses on migrating other QA task methods to HybridQA, while with…

Computation and Language · Computer Science 2023-02-03 Dingzirui Wang , Longxu Dou , Wanxiang Che

Existing question answering datasets focus on dealing with homogeneous information, based either only on text or KB/Table information alone. However, as human knowledge is distributed over heterogeneous forms, using homogeneous information…

Computation and Language · Computer Science 2021-05-13 Wenhu Chen , Hanwen Zha , Zhiyu Chen , Wenhan Xiong , Hong Wang , William Wang

In open question answering (QA), the answer to a question is produced by retrieving and then analyzing documents that might contain answers to the question. Most open QA systems have considered only retrieving information from unstructured…

Computation and Language · Computer Science 2021-02-11 Wenhu Chen , Ming-Wei Chang , Eva Schlinger , William Wang , William W. Cohen

Question answering (QA) over tables and text has gained much popularity over the years. Multi-hop table-text QA requires multiple hops between the table and text, making it a challenging QA task. Although several works have attempted to…

Computation and Language · Computer Science 2024-10-02 Jayetri Bardhan , Bushi Xiao , Daisy Zhe Wang

Hybrid data combining both tabular and textual content (e.g., financial reports) are quite pervasive in the real world. However, Question Answering (QA) over such hybrid data is largely neglected in existing research. In this work, we…

Computation and Language · Computer Science 2021-06-02 Fengbin Zhu , Wenqiang Lei , Youcheng Huang , Chao Wang , Shuo Zhang , Jiancheng Lv , Fuli Feng , Tat-Seng Chua

Textbook question answering (TQA) is a complex task, requiring the interpretation of complex multimodal context. Although recent advances have improved overall performance, they often encounter difficulties in educational settings where…

Information Retrieval · Computer Science 2025-05-21 Hessa Alawwad , Usman Naseem , Areej Alhothali , Ali Alkhathlan , Amani Jamal

Textbook Question Answering (TQA) is a task that one should answer a diagram/non-diagram question given a large multi-modal context consisting of abundant essays and diagrams. We argue that the explainability of this task should place…

Computation and Language · Computer Science 2023-07-25 Jie Ma , Qi Chai , Jun Liu , Qingyu Yin , Pinghui Wang , Qinghua Zheng

The emergence of structured databases for Question Answering (QA) systems has led to developing methods, in which the problem of learning the correct answer efficiently is based on a linking task between the constituents of the question and…

Machine Learning · Computer Science 2020-03-05 Hamid Zafar , Maryam Tavakol , Jens Lehmann

Table Question Answering (Table QA) in real-world settings must operate over both structured databases and semi-structured tables containing textual fields. However, existing benchmarks are tied to fixed data formats and have not…

Computation and Language · Computer Science 2026-02-10 Yue Zhang , Seiji Maekawa , Nikita Bhutani

Textbook Question Answering (TQA) is a complex multimodal task to infer answers given large context descriptions and abundant diagrams. Compared with Visual Question Answering (VQA), TQA contains a large number of uncommon terminologies and…

Multimedia · Computer Science 2021-12-07 Fangzhi Xu , Qika Lin , Jun Liu , Lingling Zhang , Tianzhe Zhao , Qi Chai , Yudai Pan

Table Question Answering (TQA) aims to answer natural language questions about tabular data, often accompanied by additional contexts such as text passages. The task spans diverse settings, varying in table representation, question/answer…

Computation and Language · Computer Science 2026-04-21 Wei Zhou , Bolei Ma , Annemarie Friedrich , Mohsen Mesgar

In the real world, knowledge often exists in a multimodal and heterogeneous form. Addressing the task of question answering with hybrid data types, including text, tables, and images, is a challenging task (MMHQA). Recently, with the rise…

Computation and Language · Computer Science 2023-09-12 Weihao Liu , Fangyu Lei , Tongxu Luo , Jiahe Lei , Shizhu He , Jun Zhao , Kang Liu

We present TriviaQA, a challenging reading comprehension dataset containing over 650K question-answer-evidence triples. TriviaQA includes 95K question-answer pairs authored by trivia enthusiasts and independently gathered evidence…

Computation and Language · Computer Science 2017-05-16 Mandar Joshi , Eunsol Choi , Daniel S. Weld , Luke Zettlemoyer

Question answering on the hybrid context of tables and text (TATQA) is a critical task, with broad applications in data-intensive domains. However, existing TATQA datasets are limited to English, leading to several drawbacks: (i) They…

Computation and Language · Computer Science 2025-02-25 Xuanliang Zhang , Dingzirui Wang , Keyan Xu , Qingfu Zhu , Wanxiang Che

We study a new problem setting of question answering (QA), referred to as DocTabQA. Within this setting, given a long document, the goal is to respond to questions by organizing the answers into structured tables derived directly from the…

Computation and Language · Computer Science 2024-08-22 Haochen Wang , Kai Hu , Haoyu Dong , Liangcai Gao

Recent advances in tabular question answering (QA) with large language models are constrained in their coverage and only answer questions over a single table. However, real-world queries are complex in nature, often over multiple tables in…

Computation and Language · Computer Science 2023-08-09 Vaishali Pal , Andrew Yates , Evangelos Kanoulas , Maarten de Rijke

Text-based Question Answering (QA) is a challenging task which aims at finding short concrete answers for users' questions. This line of research has been widely studied with information retrieval techniques and has received increasing…

Information Retrieval · Computer Science 2020-05-28 Zahra Abbasiantaeb , Saeedeh Momtazi

Answering multi-hop questions over hybrid factual knowledge from the given text and table (TextTableQA) is a challenging task. Existing models mainly adopt a retriever-reader framework, which have several deficiencies, such as noisy…

Computation and Language · Computer Science 2024-06-26 Fangyu Lei , Xiang Li , Yifan Wei , Shizhu He , Yiming Huang , Jun Zhao , Kang Liu

When answering complex questions, people can seamlessly combine information from visual, textual and tabular sources. While interest in models that reason over multiple pieces of evidence has surged in recent years, there has been…

Computation and Language · Computer Science 2021-04-14 Alon Talmor , Ori Yoran , Amnon Catav , Dan Lahav , Yizhong Wang , Akari Asai , Gabriel Ilharco , Hannaneh Hajishirzi , Jonathan Berant

Recently, Large Language Models (LLMs) are gaining increased attention in the domain of Table Question Answering (TQA), particularly for extracting information from tables in documents. However, directly entering entire tables as long text…

Computation and Language · Computer Science 2025-11-13 Daiki Shirafuji , Koji Tanaka , Tatsuhiko Saito
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