English
Related papers

Related papers: DenTab: A Dataset for Table Recognition and Visual…

200 papers

Visual representation learning has been a cornerstone in computer vision, involving typical forms such as visual embeddings, structural symbols, and text-based representations. Despite the success of CLIP-type visual embeddings, they often…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Yiwu Zhong , Zi-Yuan Hu , Michael R. Lyu , Liwei Wang

We present a new dataset for Visual Question Answering (VQA) on document images called DocVQA. The dataset consists of 50,000 questions defined on 12,000+ document images. Detailed analysis of the dataset in comparison with similar datasets…

Computer Vision and Pattern Recognition · Computer Science 2021-01-06 Minesh Mathew , Dimosthenis Karatzas , C. V. Jawahar

Multimodal tables i.e. tabular layouts interleaved with charts, maps, icons, and color encodings are ubiquitous in real applications yet remain difficult for Multimodal Large Language Models (MLLMs). Despite advances in text and image…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Prasham Titiya , Jainil Trivedi , Chitta Baral , Vivek Gupta

Table annotation is crucial for making web and enterprise tables usable in downstream NLP applications. Unlike textual data where learning semantically rich token or sentence embeddings often suffice, tables are structured combinations of…

Machine Learning · Computer Science 2026-04-22 Ehsan Hoseinzade , Ke Wang , Anandharaju Durai Raju

We introduce the StatCan Dialogue Dataset consisting of 19,379 conversation turns between agents working at Statistics Canada and online users looking for published data tables. The conversations stem from genuine intents, are held in…

Computation and Language · Computer Science 2024-07-18 Xing Han Lu , Siva Reddy , Harm de Vries

We consider the task of generating structured representations of text using large language models (LLMs). We focus on tables and mind maps as representative modalities. Tables are more organized way of representing data, while mind maps…

Computation and Language · Computer Science 2024-06-21 Parag Jain , Andreea Marzoca , Francesco Piccinno

Bar charts are an effective way to convey numeric information, but today's algorithms cannot parse them. Existing methods fail when faced with even minor variations in appearance. Here, we present DVQA, a dataset that tests many aspects of…

Computer Vision and Pattern Recognition · Computer Science 2018-03-30 Kushal Kafle , Brian Price , Scott Cohen , Christopher Kanan

Open-domain table question answering aims to provide answers to a question by retrieving and extracting information from a large collection of tables. Existing studies of open-domain table QA either directly adopt text retrieval methods or…

Computation and Language · Computer Science 2023-09-20 Nengzheng Jin , Dongfang Li , Junying Chen , Joanna Siebert , Qingcai Chen

Table-based question answering (TableQA) is an important task in natural language processing, which requires comprehending tables and employing various reasoning ways to answer the questions. This paper introduces TableQAKit, the first…

Computation and Language · Computer Science 2023-10-24 Fangyu Lei , Tongxu Luo , Pengqi Yang , Weihao Liu , Hanwen Liu , Jiahe Lei , Yiming Huang , Yifan Wei , Shizhu He , Jun Zhao , Kang Liu

Querying tables with unstructured data is challenging due to the presence of text (or image), either embedded in the table or in external paragraphs, which traditional SQL struggles to process, especially for tasks requiring semantic…

Artificial Intelligence · Computer Science 2025-09-25 Rohit Khoja , Devanshu Gupta , Yanjie Fu , Dan Roth , Vivek Gupta

Existing datasets for multimodal table understanding, such as MMTab, primarily provide short factual answers without explicit multi-step reasoning supervision. Models trained on these datasets often generate brief responses that offers…

Artificial Intelligence · Computer Science 2026-01-28 Van-Quang Nguyen , Takayuki Okatani

Visual question answering (VQA) refers to the problem where, given an image and a natural language question about the image, a correct natural language answer has to be generated. A VQA model has to demonstrate both the visual understanding…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Raihan Kabir , Naznin Haque , Md Saiful Islam , Marium-E-Jannat

Large Language Models (LLMs) trained on large volumes of data excel at various natural language tasks, but they cannot handle tasks requiring knowledge that has not been trained on previously. One solution is to use a retriever that fetches…

In this paper, we study the problem of numerical multi-table question answering (MTQA) over large-scale table collections (e.g., online data repositories). This task is essential in many analytical applications. Existing MTQA solutions,…

Databases · Computer Science 2026-03-10 Feng Luo , Hai Lan , Hui Luo , Zhifeng Bao , Xiaoli Wang , J. Shane Culpepper , Shazia Sadiq

Due to the concise and structured nature of tables, the knowledge contained therein may be incomplete or missing, posing a significant challenge for table question answering (TableQA) and data analysis systems. Most existing datasets either…

Computation and Language · Computer Science 2024-05-15 Mengkang Hu , Haoyu Dong , Ping Luo , Shi Han , Dongmei Zhang

Structured tables are essential for conveying high-density information in professional domains such as finance, healthcare, and scientific research. Despite the progress in Multimodal Large Language Models (MLLMs), reasoning performance…

Artificial Intelligence · Computer Science 2026-04-07 Xiaoyu Chen , Lu Dai , Hanqing Wang , Zhuoyu Li , Wenbin Dai , Yanzong Zheng , Zhenggang Xia , Junyong Lin , Hui Xiong

The task of table summarization involves generating text that both succinctly and accurately represents the table or a specific set of highlighted cells within a table. While significant progress has been made in table to text generation…

Computation and Language · Computer Science 2023-10-31 Deepanway Ghosal , Preksha Nema , Aravindan Raghuveer

Understanding the connections between unstructured text and semi-structured table is an important yet neglected problem in natural language processing. In this work, we focus on content-based table retrieval. Given a query, the task is to…

Computation and Language · Computer Science 2017-06-09 Zhao Yan , Duyu Tang , Nan Duan , Junwei Bao , Yuanhua Lv , Ming Zhou , Zhoujun Li

Table Structure Recognition (TSR) requires the logical reasoning ability of large language models (LLMs) to handle complex table layouts, but current datasets are limited in scale and quality, hindering effective use of this reasoning…

Databases · Computer Science 2026-04-16 Ruilin Zhang , Kai Yang

We introduce GQA, a new dataset for real-world visual reasoning and compositional question answering, seeking to address key shortcomings of previous VQA datasets. We have developed a strong and robust question engine that leverages scene…

Computation and Language · Computer Science 2019-07-12 Drew A. Hudson , Christopher D. Manning