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This study addresses the challenge of automatically detecting semantic column types in relational tables, a key task in many real-world applications. Zero-shot modeling eliminates the need for user-provided labeled training data, making it…

机器学习 · 计算机科学 2026-03-13 Ehsan Hoseinzade , Ke Wang

Question Answering (QA) is key for making possible a robust communication between human and machine. Modern language models used for QA have surpassed the human-performance in several essential tasks; however, these models require large…

计算与语言 · 计算机科学 2021-09-08 Liubov Nikolenko , Pouya Rezazadeh Kalehbasti

Sensitivity to false assumptions (or false premises) in information-seeking questions is critical for robust question-answering (QA) systems. Recent work has shown that false assumptions in naturally occurring questions pose challenges to…

计算与语言 · 计算机科学 2024-03-20 Ashwin Daswani , Rohan Sawant , Najoung Kim

This paper introduces QAConv, a new question answering (QA) dataset that uses conversations as a knowledge source. We focus on informative conversations, including business emails, panel discussions, and work channels. Unlike open-domain…

计算与语言 · 计算机科学 2022-04-18 Chien-Sheng Wu , Andrea Madotto , Wenhao Liu , Pascale Fung , Caiming Xiong

Recent studies show the promise of large language models (LLMs) for few-shot tabular classification but highlight challenges due to the variability in structured data. To address this, we propose distilling data into actionable insights to…

机器学习 · 计算机科学 2025-09-01 Yifei Yuan , Jiatong Li , Weijia Zhang , Mohammad Aliannejadi , Evangelos Kanoulas , Renjun Hu

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

Table Visual Question Answering (Table VQA) is typically addressed by large vision-language models (VLMs). While such models can answer directly from images, they often miss fine-grained details unless scaled to very large sizes, which are…

计算与语言 · 计算机科学 2025-10-09 Guo Yutong , Wanying Wang , Yue Wu , Zichen Miao , Haoyu Wang

In long document controllable summarization, where labeled data is scarce, pretrained models struggle to adapt to the task and effectively respond to user queries. In this paper, we introduce Socratic pretraining, a question-driven,…

计算与语言 · 计算机科学 2023-06-12 Artidoro Pagnoni , Alexander R. Fabbri , Wojciech Kryściński , Chien-Sheng Wu

Tables provide valuable knowledge that can be used to verify textual statements. While a number of works have considered table-based fact verification, direct alignments of tabular data with tokens in textual statements are rarely…

计算与语言 · 计算机科学 2021-09-10 Fei Wang , Kexuan Sun , Jay Pujara , Pedro Szekely , Muhao Chen

We introduce FigureQA, a visual reasoning corpus of over one million question-answer pairs grounded in over 100,000 images. The images are synthetic, scientific-style figures from five classes: line plots, dot-line plots, vertical and…

计算机视觉与模式识别 · 计算机科学 2018-02-26 Samira Ebrahimi Kahou , Vincent Michalski , Adam Atkinson , Akos Kadar , Adam Trischler , Yoshua Bengio

The table reasoning task aims to answer the question according to the given table. Currently, using Large Language Models (LLMs) is the predominant method for table reasoning. Most existing methods employ a fixed tabular format to represent…

计算与语言 · 计算机科学 2024-08-28 Xuanliang Zhang , Dingzirui Wang , Longxu Dou , Baoxin Wang , Dayong Wu , Qingfu Zhu , Wanxiang Che

While pre-trained language models have obtained state-of-the-art performance for several natural language understanding tasks, they are quite opaque in terms of their decision-making process. While some recent works focus on rationalizing…

计算与语言 · 计算机科学 2021-09-20 Meghana Moorthy Bhat , Alessandro Sordoni , Subhabrata Mukherjee

Existing work on tabular representation learning jointly models tables and associated text using self-supervised objective functions derived from pretrained language models such as BERT. While this joint pretraining improves tasks involving…

计算与语言 · 计算机科学 2021-05-07 Hiroshi Iida , Dung Thai , Varun Manjunatha , Mohit Iyyer

Operating deep neural networks on devices with limited resources requires the reduction of their memory footprints and computational requirements. In this paper we introduce a training method, called look-up table quantization, LUT-Q, which…

Vision-language instruction-tuning models have recently achieved significant performance improvements. In this work, we discover that large-scale 3D parallel training on those models leads to an imbalanced computation load across different…

人工智能 · 计算机科学 2025-10-14 Yongqiang Yao , Jingru Tan , Feizhao Zhang , Jiahao Hu , Yazhe Niu , Xin Jin , Bo Li , Pengfei Liu , Ruihao Gong , Dahua Lin , Ningyi Xu

Table reasoning, including tabular QA and fact verification, often depends on annotated data or complex data augmentation, limiting flexibility and generalization. LLMs, despite their versatility, often underperform compared to simple…

人工智能 · 计算机科学 2025-11-19 Yiran Rex Ma

We present a comprehensive study of chart visual question-answering(QA) task, to address the challenges faced in comprehending and extracting data from chart visualizations within documents. Despite efforts to tackle this problem using…

计算机视觉与模式识别 · 计算机科学 2023-08-07 Saleem Ahmed , Bhavin Jawade , Shubham Pandey , Srirangaraj Setlur , Venu Govindaraju

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…

计算与语言 · 计算机科学 2025-02-25 Xuanliang Zhang , Dingzirui Wang , Keyan Xu , Qingfu Zhu , Wanxiang Che

Omni-modal language models are intended to jointly understand audio, visual inputs, and language, but benchmark gains can be inflated when visual evidence alone is enough to answer a query. We study whether current omni-modal benchmarks…

多媒体 · 计算机科学 2026-05-15 Che Liu , Lichao Ma , Xiangyu Tony Zhang , Yuxin Zhang , Haoyang Zhang , Xuerui Yang , Fei Tian

Semi-structured table question answering (QA) is a challenging task that requires (1) precise extraction of cell contents and positions and (2) accurate recovery of key implicit logical structures, hierarchical relationships, and semantic…

人工智能 · 计算机科学 2026-02-10 Jinxiu Qu , Zirui Tang , Hongzhang Huang , Boyu Niu , Wei Zhou , Jiannan Wang , Yitong Song , Guoliang Li , Xuanhe Zhou , Fan Wu