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Obtaining training data for multi-hop question answering (QA) is time-consuming and resource-intensive. We explore the possibility to train a well-performed multi-hop QA model without referencing any human-labeled multi-hop question-answer…

计算与语言 · 计算机科学 2021-04-13 Liangming Pan , Wenhu Chen , Wenhan Xiong , Min-Yen Kan , William Yang Wang

Clinical Question Answering (QA) systems enable doctors to quickly access patient information from electronic health records (EHRs). However, training these systems requires significant annotated data, which is limited due to the expertise…

计算与语言 · 计算机科学 2024-12-09 Fan Bai , Keith Harrigian , Joel Stremmel , Hamid Hassanzadeh , Ardavan Saeedi , Mark Dredze

Table Question Answering (TableQA) poses a significant challenge for large language models (LLMs) because conventional linearization of tables often disrupts the two-dimensional relationships intrinsic to structured data. Existing methods,…

计算与语言 · 计算机科学 2026-02-03 Seho Pyo , Jiheon Seok , Jaejin Lee

Despite their importance in training artificial intelligence systems, large datasets remain challenging to acquire. For example, the ImageNet dataset required fourteen million labels of basic human knowledge, such as whether an image…

计算机视觉与模式识别 · 计算机科学 2020-08-31 Jihyeon Lee , Sho Arora

Question Answering (QA) systems require a large amount of annotated data which is costly and time-consuming to gather. Converting datasets of existing QA benchmarks are challenging due to different formats and complexities. To address these…

计算与语言 · 计算机科学 2022-10-14 Saptarashmi Bandyopadhyay , Shraman Pal , Hao Zou , Abhranil Chandra , Jordan Boyd-Graber

Recent methods for visual question answering rely on large-scale annotated datasets. Manual annotation of questions and answers for videos, however, is tedious, expensive and prevents scalability. In this work, we propose to avoid manual…

计算机视觉与模式识别 · 计算机科学 2022-05-12 Antoine Yang , Antoine Miech , Josef Sivic , Ivan Laptev , Cordelia Schmid

While recent advances in large language models have significantly improved Text-to-SQL and table question answering systems, most existing approaches assume that all query-relevant information is explicitly represented in structured…

数据库 · 计算机科学 2026-04-06 Nima Shahbazi , Seiji Maekawa , Nikita Bhutani , Estevam Hruschka

Table question answering is a popular task that assesses a model's ability to understand and interact with structured data. However, the given table often does not contain sufficient information for answering the question, necessitating the…

计算与语言 · 计算机科学 2024-01-30 Yujian Liu , Jiabao Ji , Tong Yu , Ryan Rossi , Sungchul Kim , Handong Zhao , Ritwik Sinha , Yang Zhang , Shiyu Chang

Tables extracted from web documents can be used to directly answer many web search queries. Previous works on question answering (QA) using web tables have focused on factoid queries, i.e., those answerable with a short string like person…

信息检索 · 计算机科学 2020-01-13 Kaushik Chakrabarti , Zhimin Chen , Siamak Shakeri , Guihong Cao

Table-based reasoning has shown remarkable progress in combining deep models with discrete reasoning, which requires reasoning over both free-form natural language (NL) questions and structured tabular data. However, previous table-based…

计算与语言 · 计算机科学 2023-04-28 Yunhu Ye , Binyuan Hui , Min Yang , Binhua Li , Fei Huang , Yongbin Li

Multimodal multihop question answering (MMQA) requires reasoning over images and text from multiple sources. Despite advances in visual question answering, this multihop setting remains underexplored due to a lack of quality datasets.…

计算与语言 · 计算机科学 2025-09-16 Amirhossein Abaskohi , Spandana Gella , Giuseppe Carenini , Issam H. Laradji

Table Question Answering (TableQA) benefits significantly from table pruning, which extracts compact sub-tables by eliminating redundant cells to streamline downstream reasoning. However, existing pruning methods typically rely on…

计算与语言 · 计算机科学 2026-05-19 Yu Guo , Shenghao Ye , Shuangwu Chen , Zijian Wen , Tao Zhang , Qirui Bai , Dong Jin , Yunpeng Hou , Huasen He , Jian Yang , Xiaobin Tan

Pre-trained vision-language models learn massive data to model unified representations of images and natural languages, which can be widely applied to downstream machine learning tasks. In addition to zero-shot inference, in order to better…

计算机视觉与模式识别 · 计算机科学 2024-06-28 Qian-Wei Wang , Yuqiu Xie , Letian Zhang , Zimo Liu , Shu-Tao Xia

We propose a novel high-performance and interpretable canonical deep tabular data learning architecture, TabNet. TabNet uses sequential attention to choose which features to reason from at each decision step, enabling interpretability and…

机器学习 · 计算机科学 2020-12-10 Sercan O. Arik , Tomas Pfister

Tabular data is the most abundant data type in the world, powering systems in finance, healthcare, e-commerce, and beyond. As tabular datasets grow and span multiple related targets, there is an increasing need to exploit shared task…

机器学习 · 计算机科学 2025-11-14 Dimitrios Sinodinos , Jack Yi Wei , Narges Armanfard

Question Answering over Tabular Data (Table QA) presents unique challenges due to the diverse structure, size, and data types of real-world tables. The SemEval 2025 Task 8 (DataBench) introduced a benchmark composed of large-scale,…

计算与语言 · 计算机科学 2025-09-12 Rishit Tyagi , Mohit Gupta , Rahul Bouri

Question Answering (QA) has shown great success thanks to the availability of large-scale datasets and the effectiveness of neural models. Recent research works have attempted to extend these successes to the settings with few or no labeled…

计算与语言 · 计算机科学 2020-05-07 Zhongli Li , Wenhui Wang , Li Dong , Furu Wei , Ke Xu

Table Question-Answering involves both understanding the natural language query and grounding it in the context of the input table to extract the relevant information. In this context, many methods have highlighted the benefits of…

数据库 · 计算机科学 2024-02-22 Raphaël Mouravieff , Benjamin Piwowarski , Sylvain Lamprier

The diversity and complementarity of sensors available for Earth Observations (EO) calls for developing bespoke self-supervised multimodal learning approaches. However, current multimodal EO datasets and models typically focus on a single…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Guillaume Astruc , Nicolas Gonthier , Clement Mallet , Loic Landrieu

Question answering (QA) is the task of answering questions posed in natural language with free-form natural language answers extracted from a given passage. In the OpenQA variant, only a question text is given, and the system must retrieve…

计算与语言 · 计算机科学 2024-11-21 Emrah Budur , Rıza Özçelik , Dilara Soylu , Omar Khattab , Tunga Güngör , Christopher Potts