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Sophisticated cyber attacks present significant challenges for organizations in detecting and preventing such threats. To address this critical need for advanced defense mechanisms, we propose an Ensemble Defense System (EDS). An EDS is a…

Cryptography and Security · Computer Science 2024-01-09 Sarah Alharbi , Arshiya Khan

Dense neural text retrieval has achieved promising results on open-domain Question Answering (QA), where latent representations of questions and passages are exploited for maximum inner product search in the retrieval process. However,…

Information Retrieval · Computer Science 2021-11-01 Ye Liu , Kazuma Hashimoto , Yingbo Zhou , Semih Yavuz , Caiming Xiong , Philip S. Yu

As the complexity of modern workloads and hardware increasingly outpaces human research and engineering capacity, existing methods for database performance optimization struggle to keep pace. To address this gap, a new class of techniques,…

Databases · Computer Science 2026-04-09 Audrey Cheng , Harald Ng , Aaron Kabcenell , Peter Bailis , Matei Zaharia , Lin Ma , Xiao Shi , Ion Stoica

The emerging dynamic Virtual Reality (VR) applications are the best candidate applications in high bandwidth indoor Terahertz (THz) wireless networks, with the Reconfigurable Intelligent Surface (RIS) devices presenting a breakthrough…

Networking and Internet Architecture · Computer Science 2022-11-15 Cao Vien Phung , Andre Drummond , Admela Jukan

Web is title admittance today mainly relies on search engines. A large amount of data is hidden in the databases behind the search interfaces referred to as Hidden web, which needs to be indexed so in order to serve user query. In this…

Information Retrieval · Computer Science 2013-11-21 Sudhakar Ranjan , Komal K. Bhatia

Similarity search finds objects that are similar to a given query object based on a similarity metric. As the amount and variety of data continue to grow, similarity search in metric spaces has gained significant attention. Metric spaces…

Databases · Computer Science 2024-10-08 Yifan Zhu , Chengyang Luo , Tang Qian , Lu Chen , Yunjun Gao , Baihua Zheng

This paper proposes a simple and scalable web-based model for grid resource discovery for the Internet. The resource discovery model contains the metadata and resource finder web services. The information of resource finder web services is…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-10-11 Fouad Butt , Syed Saadat Bokhari , Abdolreza Abhari , Alexander Ferworn

To address the long-standing data sparsity problem in recommender systems (RSs), cross-domain recommendation (CDR) has been proposed to leverage the relatively richer information from a richer domain to improve the recommendation…

Information Retrieval · Computer Science 2021-03-03 Feng Zhu , Yan Wang , Chaochao Chen , Jun Zhou , Longfei Li , Guanfeng Liu

In this paper, we introduce a variant of reconfigurable intelligent surfaces (RISs) called omni-digital-RISs (DRISs), which allow multiple physical processes, with application to optical wireless communications systems. The proposed…

Information Theory · Computer Science 2022-03-09 Alain R. Ndjiongue , Telex M. N. Ngatched , Octavia A. Dobre , Harald Haas

Decentralized Storage Networks (DSNs) are emerging as a foundational infrastructure for Web 3.0, offering global peer-to-peer storage. However, a critical vulnerability persists: user privacy during file retrieval remains largely…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-09 Jiahao Zhang , Minghui Xu , Hechuan Guo , Xiuzhen Cheng

We present the \crprecis structure, that is a general-purpose, deterministic and sub-linear data structure for summarizing \emph{update} data streams. The \crprecis structure yields the \emph{first deterministic sub-linear space/time…

Data Structures and Algorithms · Computer Science 2007-05-23 Sumit Ganguly , Anirban Majumder

This study examines the secrecy performance of an uplink device-to-device (D2D) communication system enhanced by reconfigurable intelligent surfaces (RIS) while considering the presence of multiple eavesdroppers. RIS technology is employed…

Signal Processing · Electrical Eng. & Systems 2025-02-27 Maryam Asadi Ahmadabadi , Farimehr Zohari , S. Mohammad Razavizadeh

Web search provides a promising way for people to obtain information and has been extensively studied. With the surgence of deep learning and large-scale pre-training techniques, various neural information retrieval models are proposed and…

Information Retrieval · Computer Science 2022-03-02 Yujia Zhou , Jing Yao , Zhicheng Dou , Ledell Wu , Ji-Rong Wen

Precise clock synchronization protocols are increasingly used to ensure that all the nodes in a network share the very same time base. They enable several mechanisms aimed at improving determinism at both the application and communication…

Networking and Internet Architecture · Computer Science 2025-12-03 Gianluca Cena , Pietro Chiavassa , Gabriele Formis , Stefano Scanzio

This paper proposes a novel intrusion detection system (IDS) that combines different classifier approaches which are based on decision tree and rules-based concepts, namely, REP Tree, JRip algorithm and Forest PA. Specifically, the first…

Cryptography and Security · Computer Science 2018-12-24 Ahmed Ahmim , Leandros Maglaras , Mohamed Amine Ferrag , Makhlouf Derdour , Helge Janicke

Stream reasoning systems are designed for complex decision-making from possibly infinite, dynamic streams of data. Modern approaches to stream reasoning are usually performing their computations using stand-alone solvers, which…

Artificial Intelligence · Computer Science 2020-02-19 Thomas Eiter , Paul Ogris , Konstantin Schekotihin

The Domain Name System (DNS) comprises name servers translating domain names into, commonly, IP addresses. Authoritative name servers hosts the resource records (RR) for certain zones, and resolver name servers are responsible for querying…

Cryptography and Security · Computer Science 2024-01-09 Jonathan Magnusson

Reconfigurable intelligent surfaces (RISs) is a novel communication technology that has been recently presented as a potential candidate for beyond fifth-generation wireless communication networks. In this paper, we propose a priority-aware…

Systems and Control · Electrical Eng. & Systems 2024-12-30 Lakshmikanta Sau , Priyadarshi Mukherjee , Sasthi C. Ghosh

The Internet of Things (IoT) has significantly expanded the digital landscape, interconnecting an unprecedented array of devices, from home appliances to industrial equipment. This growth enhances functionality, e.g., automation, remote…

Cryptography and Security · Computer Science 2025-05-25 Saeid Jamshidi , Amin Nikanjam , Kawser Wazed Nafi , Foutse Khomh , Rasoul Rasta

In this paper, we investigate the Domain Name System (DNS) over QUIC (DoQ) and propose a non-disruptive extension, which can greatly reduce DoQ's resource consumption. This extension can benefit all DNS clients - especially Internet of…

Networking and Internet Architecture · Computer Science 2025-07-10 Darius Saif , Ashraf Matrawy