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This article proposes the concept of channel knowledge map (CKM) as an enabler towards environment-aware wireless communications. CKM is a site-specific database, tagged with the locations of the transmitters and/or receivers, that contains…

Information Theory · Computer Science 2020-07-21 Yong Zeng , Xiaoli Xu

Globally, individuals and organizations employ Quick Response (QR) codes for swift and convenient communication. Leveraging this, cybercriminals embed falsify and misleading information in QR codes to launch various phishing attacks which…

Cryptography and Security · Computer Science 2025-10-21 Muhammad Wahid Akram , Keshav Sood , Muneeb Ul Hassan

The ability to autonomously navigate in unknown environments is important for mobile robots. The map is the core component to achieve this. Most map representations rely on drift-free state estimation and provide a global metric map to…

Robotics · Computer Science 2021-09-21 Xuecheng Xu , Cheng Wang , Yue Wang , Rong Xiong

Loop closure is an important task in robot navigation. However, existing methods mostly rely on some implicit or heuristic features of the environment, which can still fail to work in common environments such as corridors, tunnels, and…

Robotics · Computer Science 2024-10-22 Tongxing Jin , Thien-Minh Nguyen , Xinhang Xu , Yizhuo Yang , Shenghai Yuan , Jianping Li , Lihua Xie

Industry is evolving towards Industry 4.0, which holds the promise of increased flexibility in manufacturing, better quality and improved productivity. A core actor of this growth is using sensors, which must capture data that can used in…

Artificial Intelligence · Computer Science 2018-08-02 Martina Garofalo , Maria Angela Pellegrino , Abdulrahman Altabba , Michael Cochez

We suggest to employ techniques from Natural Language Processing (NLP) and Knowledge Representation (KR) to transform existing documents into documents amenable for the Semantic Web. Semantic Web documents have at least part of their…

Artificial Intelligence · Computer Science 2007-05-23 Dietmar Roesner , Manuela Kunze , Sylke Kroetzsch

Depth maps are needed by various graphics rendering and processing operations. Depth map streaming is often necessary when such operations are performed in a distributed system and it requires in most cases fast performing compression,…

Multimedia · Computer Science 2022-07-01 Matti Siekkinen , Teemu Kämäräinen

Quantum computers have leaped from the theoretical realm into a race to large-scale implementations. This is due to the promise of revolutionary speedups, where achieving such speedup requires designing an algorithm that harnesses the…

Several deployment locations of mobile robotic systems are human made (i.e. urban firefighter, building inspection, property security) and the manager may have access to domain-specific knowledge about the place, which can provide semantic…

Robotics · Computer Science 2021-06-21 Rafael Gomes Braga , Sina Karimi , Ulrich Dah-Achinanon , Ivanka Iordanova , David St-Onge

Drones are being used in many industries for a variety of applications, including inspecting bridges, surveying farm land, and delivering cargo. Automating these kinds of scenarios requires more than following a sequence of GPS waypoints;…

Human-Computer Interaction · Computer Science 2018-04-24 Saad Ismail , Justin G. Manweiler , Justin D. Weisz

The usage of quick response (QR) codes was limited in the pre-era of the COVID-19 pandemic. Due to the widespread and frequent application since then, this opened up an attractive phishing opportunity for malicious actors. They trick users…

Cryptography and Security · Computer Science 2024-07-24 Marvin Geisler , Daniela Pöhn

Software is increasingly produced in the form of ecosystems, collections of interdependent components maintained by a distributed community. These ecosystems act as network organizations, not markets, and thus often lack actionable…

Software Engineering · Computer Science 2020-12-14 Christopher Bogart , James Howison , James Herbsleb

This specification document specifies the syntax and semantics of QRtree, which is a specific dialect of QRscript particularly suited to represent decision trees without chance nodes. The term dialect identifies one of the possible…

Networking and Internet Architecture · Computer Science 2024-03-08 Stefano Scanzio , Matteo Rosani , Mattia Scamuzzi , Gianluca Cena

With the rapid development of quantum information and technology in recent years, the construction of quantum internet for interconnecting all kinds of quantum devices, such as quantum processors and sensors, will be the next trend for…

Quantum Physics · Physics 2022-08-09 Hao Zhang , Yuan Li , Chen Zhang , Tao Huang

Humans have the remarkable ability to navigate through unfamiliar environments by solely relying on our prior knowledge and descriptions of the environment. For robots to perform the same type of navigation, they need to be able to…

Robotics · Computer Science 2023-06-21 Harel Biggie , Ajay Narasimha Mopidevi , Dusty Woods , Christoffer Heckman

Hybrid quantum-classical algorithms have drawn much attention because of their potential to realize the "quantum advantage" in noisy, intermediate-scale quantum (NISQ) devices. Here we introduce QRunes, a cross-platform quantum language for…

Quantum Physics · Physics 2019-01-25 Zhao-Yun Chen , Guo-Ping Guo

MapReduce is a commonly used framework for executing data-intensive jobs on distributed server clusters. We introduce a variant implementation of MapReduce, namely "Coded MapReduce", to substantially reduce the inter-server communication…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-12-08 Songze Li , Mohammad Ali Maddah-Ali , A. Salman Avestimehr

Sixth-generation (6G) mobile communication networks are expected to have dense infrastructures, large antenna size, wide bandwidth, cost-effective hardware, diversified positioning methods, and enhanced intelligence. Such trends bring both…

Information Theory · Computer Science 2024-02-07 Yong Zeng , Junting Chen , Jie Xu , Di Wu , Xiaoli Xu , Shi Jin , Xiqi Gao , David Gesbert , Shuguang Cui , Rui Zhang

Quantum computing hardware is advancing at a rapid pace, yet the lack of high-level programming abstractions remains a serious bottleneck in the development of new applications. Widely used frameworks still rely on gate-level circuit…

Autonomous navigation guided by natural language instructions is essential for improving human-robot interaction and enabling complex operations in dynamic environments. While large language models (LLMs) are not inherently designed for…

Robotics · Computer Science 2024-12-04 Pranav Doma , Aliasghar Arab , Xuesu Xiao