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Traffic analysis in Multi-hop Wireless Networks can expose the structure of the network allowing attackers to focus their efforts on critical nodes. For example, jamming the only data sink in a sensor network can cripple the network. We…

网络与互联网体系结构 · 计算机科学 2007-05-23 Ke Liu , Adnan Majeed , Nael B. Abu-Ghazaleh

This paper presents a thorough survey of recent work addressing energy efficient multicast routing protocols and secure multicast routing protocols in Mobile Ad hoc Networks (MANETs). There are so many issues and solutions which witness the…

网络与互联网体系结构 · 计算机科学 2010-07-15 Busola S. Olagbegi , Natarajan Meghanathan

Pacing is a key mechanism in modern transport protocols, used to regulate packet transmission timing to minimize traffic burstiness, lower latency, and reduce packet loss. Standardized in 2021, QUIC is a UDP-based protocol designed to…

网络与互联网体系结构 · 计算机科学 2025-05-15 Marcel Kempf , Simon Tietz , Benedikt Jaeger , Johannes Späth , Georg Carle , Johannes Zirngibl

Carrier Sense Multiple Access (CSMA) is widely used as a Medium Access Control (MAC) in wireless networks due to its simplicity and distributed nature. This motivated researchers to find CSMA schemes that achieve throughput optimality. In…

信息论 · 计算机科学 2019-08-13 Ali Maatouk , Mohamad Assaad , Anthony Ephremides

In this paper, we propose a hybrid medium access control protocol (H-MAC) for wireless sensor networks. It is based on the IEEE 802.11's power saving mechanism (PSM) and slotted aloha, and utilizes multiple slots dynamically to improve…

网络与互联网体系结构 · 计算机科学 2010-07-15 S. Mehta , K. S. Kwak

Future networks are expected to connect an enormous number of nodes wirelessly using wide-band transmission. This brings great challenges. To avoid collecting a large amount of data from the massive number of nodes, computation over…

信息论 · 计算机科学 2019-06-04 Fangzhou Wu , Li Chen , Nan Zhao , Yunfei Chen , F. Richard Yu , Guo Wei

Network traffic classification is a core primitive for network security and management, yet it is increasingly challenged by pervasive encryption and evolving protocols. A central bottleneck is representation: hand-crafted flow statistics…

网络与互联网体系结构 · 计算机科学 2026-02-10 Zhaochen Guo , Tianyufei Zhou , Honghao Wang , Ronghua Li , Shinan Liu

This paper focuses on contention-based Medium Access Control (MAC) protocols used in Wireless Local Area Networks (WLANs). We propose a novel MAC protocol called Adaptive Backoff Tuning MAC (ABTMAC) based on IEEE 802.11 DCF. In our proposed…

网络与互联网体系结构 · 计算机科学 2014-11-04 Amin Jamali , Seyed Mostafa Safavi Hemami , Mehdi Berenjkoub , Hossein Saidi

Effective capacity, which provides the maximum constant arrival rate that a given service process can support while satisfying statistical delay constraints, is analyzed in a multiuser scenario. In particular, the effective capacity region…

信息论 · 计算机科学 2010-09-17 Deli Qiao , Mustafa Cenk Gursoy , Senem Velipasalar

The data center network (DCN), wired or wireless, features large amounts of Many-to-One (M2O) sessions. Each M2O session is currently operated based on Point-to-Point (P2P) communications and Store-and-Forward (SAF) relays, and is generally…

网络与互联网体系结构 · 计算机科学 2015-08-26 Shengli Zhang , Xiugang Wu , Ayfer Ozgur

This paper studies the performance of transmission schemes that have rate that increases with average SNR while maintaining a fixed outage probability. This is in contrast to the classical Zheng-Tse diversity-multiplexing tradeoff (DMT)…

信息论 · 计算机科学 2007-10-09 Peng Wu , Nihar Jindal

As air traffic grows significantly, aircraft accidents increase. Many aviation accidents could be prevented if the precise aircraft positions and weather conditions on the aircraft's route were known. Existing studies propose determining…

计算工程、金融与科学 · 计算机科学 2011-05-31 Hyungjun Jang

3D correspondence, i.e., a pair of 3D points, is a fundamental concept in computer vision. A set of 3D correspondences, when equipped with compatibility edges, forms a correspondence graph. This graph is a critical component in several…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Yifei Zhang , Hao Zhao , Hongyang Li , Siheng Chen

As distributed machine learning (ML) workloads scale to thousands of GPUs connected by high-speed interconnects, tail latency in collective communication has become a major bottleneck. Existing RDMA transports, such as RoCE, IRN, SRNIC, and…

分布式、并行与集群计算 · 计算机科学 2025-12-30 Ertza Warraich , Ali Imran , Annus Zulfiqar , Shay Vargaftik , Sonia Fahmy , Muhammad Shahbaz

In this paper, we propose a multi-channel full-duplex Medium Access Control (MAC) protocol for cognitive radio networks (MFDC-MAC). Our design exploits the fact that full-duplex (FD) secondary users (SUs) can perform spectrum sensing and…

信息论 · 计算机科学 2016-02-02 Tan Le Thanh , Long Bao Le

Data-intensive applications involving irregular memory streams are inefficiently handled by modern processors and memory systems highly optimized for regular, contiguous data. Recent work tackles these inefficiencies in hardware through…

硬件体系结构 · 计算机科学 2022-11-21 Chi Zhang , Paul Scheffler , Thomas Benz , Matteo Perotti , Luca Benini

In this paper, we study a wireless packet broadcast system that uses linear network coding (LNC) to help receivers recover data packets that are missing due to packet erasures. We study two intertwined performance metrics, namely throughput…

信息论 · 计算机科学 2017-01-18 Mingchao Yu , Parastoo Sadeghi

The proliferation of Extended Reality (XR) applications, requiring high-quality, low-latency media streaming, has driven the demand for efficient remote rendering solutions. This paper focuses on holographic conferencing in virtual…

网络与互联网体系结构 · 计算机科学 2025-05-29 Daniel Mejías , Inhar Yeregui , Ángel Martín , Roberto Viola , Pablo Angueira , Jon Montalbán

We study communication over a Gaussian multiple-access channel (MAC) with two types of transmitters: Digital transmitters hold a message from a discrete set that needs to be communicated to the receiver with vanishing error probability.…

信息论 · 计算机科学 2025-04-28 Matthias Frey , Igor Bjelaković , Michael C. Gastpar , Jingge Zhu

This paper presents an empirical discussion on the design and implementation of a power-efficient Medium Access Control (MAC) protocol for in-body and on-body sensor networks. We analyze the performance of a beacon-enabled IEEE 802.15.4,…

网络与互联网体系结构 · 计算机科学 2018-10-26 Sana Ullah , Xizhi An , Kyung Sup Kwak