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When Agent A delegates to Agent B, which invokes Tool C on behalf of User X, no existing framework can answer: whose authorization chain led to this action, and where did it violate policy? This paper introduces SentinelAgent, a formal…

Cryptography and Security · Computer Science 2026-04-06 KrishnaSaiReddy Patil

Recent progress in semantic segmentation has been driven by improving the spatial resolution under Fully Convolutional Networks (FCNs). To address this problem, we propose a Stacked Deconvolutional Network (SDN) for semantic segmentation.…

Computer Vision and Pattern Recognition · Computer Science 2017-08-17 Jun Fu , Jing Liu , Yuhang Wang , Hanqing Lu

As camera-based documents are increasingly used, the rectification of distorted document images becomes a need to improve the recognition performance. In this paper, we propose a novel framework for both rectifying distorted document image…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Guo-Wang Xie , Fei Yin , Xu-Yao Zhang , Cheng-Lin Liu

Dense Retrieval (DR) has achieved state-of-the-art first-stage ranking effectiveness. However, the efficiency of most existing DR models is limited by the large memory cost of storing dense vectors and the time-consuming nearest neighbor…

Information Retrieval · Computer Science 2021-10-13 Jingtao Zhan , Jiaxin Mao , Yiqun Liu , Jiafeng Guo , Min Zhang , Shaoping Ma

Deep neural networks are vulnerable to input deformations in the form of vector fields of pixel displacements and to other parameterized geometric deformations e.g. translations, rotations, etc. Current input deformation certification…

Machine Learning · Computer Science 2021-12-21 Motasem Alfarra , Adel Bibi , Naeemullah Khan , Philip H. S. Torr , Bernard Ghanem

The enforcement of the GDPR led to the widespread adoption of consent notices, colloquially known as cookie banners. Studies have shown that many website operators do not comply with the law and track users prior to any interaction with the…

Computers and Society · Computer Science 2023-09-13 Ralf Gundelach , Dominik Herrmann

A Content Delivery Network (CDN) is a powerful system of distributed caching servers that aims to accelerate content delivery, like high-definition video, IoT applications, and ultra-low-latency services, efficiently and with fast velocity.…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-12-13 Md Nurul Absur , Sourya Saha , Sifat Nawrin Nova , Kazi Fahim Ahmad Nasif , Md Rahat Ul Nasib

Content-Centric Networking (CCN) naturally supports multi-path communication, as it allows the simultaneous use of multiple interfaces (e.g. LTE and WiFi). When multiple sources and multiple clients are considered, the optimal set of…

Networking and Internet Architecture · Computer Science 2016-11-18 Jonnahtan Saltarin , Eirina Bourtsoulatze , Nikolaos Thomos , Torsten Braun

The proprietary nature of existing Content Delivery Networks (CDNs) means they are closed and do not naturally cooperate. A CDN is expected to provide high performance Internet content delivery through global coverage, which might be an…

Distributed, Parallel, and Cluster Computing · Computer Science 2009-07-29 Mukaddim Pathan , Rajkumar Buyya

Censorship resistance with short-term inclusion guarantees is an important feature of decentralized systems, missing from many state-of-the-art and even deployed consensus protocols. In leader-based protocols the leader arbitrarily selects…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-19 Orestis Alpos , Bernardo David , Nikolas Kamarinakis , Dionysis Zindros

Deep convolutional neural networks (CNN) are widely used in modern artificial intelligence (AI) and smart vision systems but also limited by computation latency, throughput, and energy efficiency on a resource-limited scenario, such as…

Hardware Architecture · Computer Science 2017-09-18 Yuan Du , Li Du , Yilei Li , Junjie Su , Mau-Chung Frank Chang

While convolutional neural networks (CNNs) and vision transformers (ViTs) have advanced medical image segmentation, they face inherent limitations such as local receptive fields in CNNs and high computational complexity in ViTs. This paper…

Image and Video Processing · Electrical Eng. & Systems 2025-04-02 Pooya Ashtari , Shahryar Noei , Fateme Nateghi Haredasht , Jonathan H. Chen , Giuseppe Jurman , Aleksandra Pizurica , Sabine Van Huffel

CODEC is a document and entity ranking benchmark that focuses on complex research topics. We target essay-style information needs of social science researchers, i.e. "How has the UK's Open Banking Regulation benefited Challenger Banks?".…

Information Retrieval · Computer Science 2022-05-18 Iain Mackie , Paul Owoicho , Carlos Gemmell , Sophie Fischer , Sean MacAvaney , Jeffrey Dalton

Recently, there has been an explosive growth of mobile and embedded applications using convolutional neural networks(CNNs). To alleviate their excessive computational demands, developers have traditionally resorted to cloud offloading,…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-01-12 Mario Almeida , Stefanos Laskaridis , Stylianos I. Venieris , Ilias Leontiadis , Nicholas D. Lane

There has been a growing interest in using Large Language Models (LLMs) for code review thanks to their proven proficiency in code comprehension. The primary objective of most review scenarios is to generate desired review comments (DRCs)…

Software Engineering · Computer Science 2025-01-07 Yongda Yu , Lei Zhang , Guoping Rong , Haifeng Shen , Jiahao Zhang , Haoxiang Yan , Guohao Shi , Dong Shao , Ruiqi Pan , Yuan Li , Qiushi Wang , Zhao Tian

Dense pixel matching is important for many computer vision tasks such as disparity and flow estimation. We present a robust, unified descriptor network that considers a large context region with high spatial variance. Our network has a very…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 René Schuster , Oliver Wasenmüller , Christian Unger , Didier Stricker

Networks are hard to configure correctly, and misconfigurations occur frequently, leading to outages or security breaches. Formal verification techniques have been applied to guarantee the correctness of network configurations, thereby…

Networking and Internet Architecture · Computer Science 2022-06-07 Divya Raghunathan , Ryan Beckett , Aarti Gupta , David Walker

This paper presents a novel approach to handle the computational complexity in security-constrained unit commitment (SCUC) with corrective network reconfiguration (CNR) to harness the flexibility in transmission networks. This is achieved…

Optimization and Control · Mathematics 2020-07-21 Arun Venkatesh Ramesh , Xingpeng Li , Kory W. Hedman

Deep neural networks have received considerable attention in clinical imaging, particularly with respect to the reduction of radiation risk. Lowering the radiation dose by reducing the photon flux inevitably results in the degradation of…

Image and Video Processing · Electrical Eng. & Systems 2021-09-14 Khalid L. Alsamadony , Ertugrul U. Yildirim , Guenther Glatz , Umair bin Waheed , Sherif M. Hanafy

A core feature of Content-Centric Networking (CCN) is opportunistic content caching in routers. It enables routers to satisfy content requests with in-network cached copies, thereby reducing bandwidth utilization, decreasing congestion, and…

Networking and Internet Architecture · Computer Science 2015-12-24 Cesar Ghali , Gene Tsudik , Christopher A. Wood