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Most existing multi-document machine reading comprehension models mainly focus on understanding the interactions between the input question and documents, but ignore following two kinds of understandings. First, to understand the semantic…

Computation and Language · Computer Science 2022-04-08 Feiliang Ren , Yongkang Liu , Bochao Li , Zhibo Wang , Yu Guo , Shilei Liu , Huimin Wu , Jiaqi Wang , Chunchao Liu , Bingchao Wang

Scientific documents contain complex multimodal structures, which makes evidence localization and scientific reasoning in Document Visual Question Answering particularly challenging. However, most existing benchmarks evaluate models only at…

Databases · Computer Science 2026-03-31 Wenhan Yu , Zhaoxi Zhang , Wang Chen , Guanqiang Qi , Weikang Li , Lei Sha , Deguo Xia , Jizhou Huang

This work addresses the problem of Question Answering (QA) on handwritten document collections. Unlike typical QA and Visual Question Answering (VQA) formulations where the answer is a short text, we aim to locate a document snippet where…

Computer Vision and Pattern Recognition · Computer Science 2021-10-05 Minesh Mathew , Lluis Gomez , Dimosthenis Karatzas , CV Jawahar

Visual question answering is concerned with answering free-form questions about an image. Since it requires a deep linguistic understanding of the question and the ability to associate it with various objects that are present in the image,…

Machine Learning · Computer Science 2020-07-03 Marcel Hildebrandt , Hang Li , Rajat Koner , Volker Tresp , Stephan Günnemann

Video quality assessment (VQA) is an important processing task, aiming at predicting the quality of videos in a manner highly consistent with human judgments of perceived quality. Traditional VQA models based on natural image and/or video…

Image and Video Processing · Electrical Eng. & Systems 2024-12-12 Qi Zheng , Yibo Fan , Leilei Huang , Tianyu Zhu , Jiaming Liu , Zhijian Hao , Shuo Xing , Chia-Ju Chen , Xiongkuo Min , Alan C. Bovik , Zhengzhong Tu

We propose a method for visual question answering which combines an internal representation of the content of an image with information extracted from a general knowledge base to answer a broad range of image-based questions. This allows…

Computer Vision and Pattern Recognition · Computer Science 2016-04-15 Qi Wu , Peng Wang , Chunhua Shen , Anthony Dick , Anton van den Hengel

Taking an image and question as the input of our method, it can output the text-based answer of the query question about the given image, so called Visual Question Answering (VQA). There are two main modules in our algorithm. Given a…

Computer Vision and Pattern Recognition · Computer Science 2017-08-30 Jia-Hong Huang , Modar Alfadly , Bernard Ghanem

With the growing number and size of Linked Data datasets, it is crucial to make the data accessible and useful for users without knowledge of formal query languages. Two approaches towards this goal are knowledge graph visualization and…

Information Retrieval · Computer Science 2019-07-22 Gerhard Wohlgenannt , Dmitry Mouromtsev , Dmitry Pavlov , Yury Emelyanov , Alexey Morozov

This paper presents an advancement in Question-Answering (QA) systems using a Retrieval Augmented Generation (RAG) framework to enhance information extraction from PDF files. Recognizing the richness and diversity of data within…

Computation and Language · Computer Science 2026-04-08 Thi Thu Uyen Hoang , Meenakshi Rajendran , Kun Zhang , Yuhan Wu , Viet Anh Nguyen

Open-domain question answering (QA) aims to find the answer to a question from a large collection of documents.Though many models for single-document machine comprehension have achieved strong performance, there is still much room for…

Computation and Language · Computer Science 2020-06-11 Mantong Zhou , Zhouxing Shi , Minlie Huang , Xiaoyan Zhu

Choropleth maps are a common visual representation for region-specific tabular data and are used in a number of different venues (newspapers, articles, etc). These maps are human-readable but are often challenging to deal with when trying…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Shuaichen Chang , David Palzer , Jialin Li , Eric Fosler-Lussier , Ningchuan Xiao

Document Visual Question Answering (DocVQA) has quickly grown into a central task of document understanding. But despite the fact that documents contain sensitive or copyrighted information, none of the current DocVQA methods offers strong…

Understanding and extracting of information from large documents, such as business opportunities, academic articles, medical documents and technical reports, poses challenges not present in short documents. Such large documents may be…

Computation and Language · Computer Science 2019-10-10 Muhammad Mahbubur Rahman , Tim Finin

Visual Question Answering (VQA) has attracted much attention since it offers insight into the relationships between the multi-modal analysis of images and natural language. Most of the current algorithms are incapable of answering…

Computer Vision and Pattern Recognition · Computer Science 2017-12-05 Guohao Li , Hang Su , Wenwu Zhu

Visual Question Answering (VQA) is a multi-modal task that involves answering questions from an input image, semantically understanding the contents of the image and answering it in natural language. Using VQA for disaster management is an…

Computer Vision and Pattern Recognition · Computer Science 2022-11-14 Aditya Kane , V Manushree , Sahil Khose

Visual Question Answering (VQA) benchmarks have largely emphasized perception-based tasks that can be solved from visual content alone. In contrast, many real-world scenarios require external knowledge that is not directly observable in the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Basel Shbita , Pengyuan Li , Anna Lisa Gentile

Discrete reasoning over table-text documents (e.g., financial reports) gains increasing attention in recent two years. Existing works mostly simplify this challenge by manually selecting and transforming document pages to structured tables…

Computation and Language · Computer Science 2024-02-23 Fengbin Zhu , Chao Wang , Fuli Feng , Zifeng Ren , Moxin Li , Tat-Seng Chua

Document Question Answering (DQA) involves generating answers from a document based on a user's query, representing a key task in document understanding. This task requires interpreting visual layouts, which has prompted recent studies to…

Computation and Language · Computer Science 2026-04-17 Yixin Xiang , Yunshan Ma , Xiaoyu Du , Yibing Chen , Yanxin Zhang , Jinhui Tang

Recently, 3D vision-and-language tasks have attracted increasing research interest. Compared to other vision-and-language tasks, the 3D visual question answering (VQA) task is less exploited and is more susceptible to language priors and…

Computer Vision and Pattern Recognition · Computer Science 2022-09-27 Lichen Zhao , Daigang Cai , Jing Zhang , Lu Sheng , Dong Xu , Rui Zheng , Yinjie Zhao , Lipeng Wang , Xibo Fan

Recent document question answering models consist of two key components: the vision encoder, which captures layout and visual elements in images, and a Large Language Model (LLM) that helps contextualize questions to the image and…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Nidhi Hegde , Sujoy Paul , Gagan Madan , Gaurav Aggarwal