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Related papers: Privacy-Aware Document Visual Question Answering

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Recent studies on machine reading comprehension have focused on text-level understanding but have not yet reached the level of human understanding of the visual layout and content of real-world documents. In this study, we introduce a new…

Computation and Language · Computer Science 2021-05-11 Ryota Tanaka , Kyosuke Nishida , Sen Yoshida

Visual Question Answering (VQA) is a challenging task that requires the joint understanding of natural language and visual content. While early research primarily focused on recognizing objects and scene context, it often overlooked scene…

In the growing world of artificial intelligence, federated learning is a distributed learning framework enhanced to preserve the privacy of individuals' data. Federated learning lays the groundwork for collaborative research in areas where…

Machine Learning · Computer Science 2023-11-21 Elaheh Jafarigol , Theodore Trafalis , Talayeh Razzaghi , Mona Zamankhani

As visual assistant systems powered by visual language models (VLMs) become more prevalent, concerns over user privacy have grown, particularly for blind and low vision users who may unknowingly capture personal private information in their…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Jeffri Murrugarra-LLerena , Haoran Niu , K. Suzanne Barber , Hal Daumé , Yang Trista Cao , Paola Cascante-Bonilla

Ensuring data privacy in machine learning models is critical, particularly in distributed settings where model gradients are typically shared among multiple parties to allow collaborative learning. Motivated by the increasing success of…

The Visual Question Answering (VQA) task utilizes both visual image and language analysis to answer a textual question with respect to an image. It has been a popular research topic with an increasing number of real-world applications in…

Formal Concept Analysis (FCA) is extensively used in knowledge extraction, cognitive concept learning, and data mining. However, its computational demands on large-scale datasets often require outsourcing to external computing services,…

Cryptography and Security · Computer Science 2025-12-01 Qiangqiang Chen , Yunfeng Ke , Shen Li , Jinhai Li

We study a collaborative revenue management problem where multiple decentralized parties agree to share some of their capacities. This collaboration is performed by constructing a large mathematical programming model available to all…

Optimization and Control · Mathematics 2021-12-30 Utku Karaca , S. Ilker Birbil , Nursen Aydin , Gizem Mullaoglu

Open-domain question answering (ODQA) has emerged as a pivotal research spotlight in information systems. Existing methods follow two main paradigms to collect evidence: (1) The \textit{retrieve-then-read} paradigm retrieves pertinent…

Computation and Language · Computer Science 2024-03-11 Hongda Sun , Yuxuan Liu , Chengwei Wu , Haiyu Yan , Cheng Tai , Xin Gao , Shuo Shang , Rui Yan

Vision-Language Models (VLMs) are powerful tools for processing and understanding text and images. We study the processing of visual tokens in the language model component of LLaVA, a prominent VLM. Our approach focuses on analyzing the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Clement Neo , Luke Ong , Philip Torr , Mor Geva , David Krueger , Fazl Barez

Vertical Federated Learning (VFL) is a federated learning paradigm where multiple participants, who share the same set of samples but hold different features, jointly train machine learning models. Although VFL enables collaborative machine…

Cryptography and Security · Computer Science 2024-02-07 Lei Yu , Meng Han , Yiming Li , Changting Lin , Yao Zhang , Mingyang Zhang , Yan Liu , Haiqin Weng , Yuseok Jeon , Ka-Ho Chow , Stacy Patterson

Video Question Answering (VideoQA) in the surgical domain aims to enhance intraoperative understanding by enabling AI models to reason over temporally coherent events rather than isolated frames. Current approaches are limited to static…

Computer Vision and Pattern Recognition · Computer Science 2026-04-24 Mauro Orazio Drago , Luca Carlini , Pelinsu Celebi Balyemez , Dennis Pierantozzi , Chiara Lena , Cesare Hassan , Danail Stoyanov , Elena De Momi , Sophia Bano , Mobarak I. Hoque

Medical visual question answering (VQA) aims to answer clinically relevant questions regarding input medical images. This technique has the potential to improve the efficiency of medical professionals while relieving the burden on the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Xinyue Hu , Lin Gu , Kazuma Kobayashi , Qiyuan An , Qingyu Chen , Zhiyong Lu , Chang Su , Tatsuya Harada , Yingying Zhu

Multimodal large language models (MLLMs) demonstrate remarkable capabilities in handling complex multimodal tasks and are increasingly adopted in video understanding applications. However, their rapid advancement raises serious data privacy…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Qi Li , Runpeng Yu , Xinchao Wang

Federated Learning presents a way to revolutionize AI applications by eliminating the necessity for data sharing. Yet, research has shown that information can still be extracted during training, making additional privacy-preserving measures…

Machine Learning · Computer Science 2024-10-29 Beatrice Balbierer , Lukas Heinlein , Domenique Zipperling , Niklas Kühl

Privacy in federated learning is crucial, encompassing two key aspects: safeguarding the privacy of clients' data and maintaining the privacy of the federator's objective from the clients. While the first aspect has been extensively…

Cryptography and Security · Computer Science 2025-05-01 Maximilian Egger , Rüdiger Urbanke , Rawad Bitar

Knowledge-based Vision Question Answering (KB-VQA) extends general Vision Question Answering (VQA) by not only requiring the understanding of visual and textual inputs but also extensive range of knowledge, enabling significant advancements…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Jiaqi Deng , Zonghan Wu , Huan Huo , Guandong Xu

With the growing adoption of privacy-preserving machine learning algorithms, such as Differentially Private Stochastic Gradient Descent (DP-SGD), training or fine-tuning models on private datasets has become increasingly prevalent. This…

Cryptography and Security · Computer Science 2025-03-05 Hong Guan , Lei Yu , Lixi Zhou , Li Xiong , Kanchan Chowdhury , Lulu Xie , Xusheng Xiao , Jia Zou

Open data sets that contain personal information are susceptible to adversarial attacks even when anonymized. By performing low-cost joins on multiple datasets with shared attributes, malicious users of open data portals might get access to…

Cryptography and Security · Computer Science 2022-11-30 Kaustav Bhattacharjee , Akm Islam , Jaideep Vaidya , Aritra Dasgupta

Machine unlearning is a newly popularized technique for removing specific training data from a trained model, enabling it to comply with data deletion requests. While it protects the rights of users requesting unlearning, it also introduces…

Machine Learning · Computer Science 2025-12-19 Lulu Xue , Shengshan Hu , Linqiang Qian , Peijin Guo , Yechao Zhang , Minghui Li , Yanjun Zhang , Dayong Ye , Leo Yu Zhang