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With the emergence of fluid antenna (FA) in wireless communications, the capability to dynamically adjust port positions offers substantial benefits in spatial diversity and spectrum efficiency, which are particularly valuable for mobile…

Signal Processing · Electrical Eng. & Systems 2025-09-25 Ying Ju , Mingdong Li , Haoyu Wang , Lei Liu , Youyang Qu , Mianxiong Dong , Victor C. M. Leung , Chau Yuen

In this paper we investigate the decoding of parallel turbo codes over the binary erasure channel suited for upper-layer error correction. The proposed algorithm performs on-the-fly decoding, i.e. it starts decoding as soon as the first…

Information Theory · Computer Science 2008-03-13 Ghassan M. Kraidy , Valentin Savin

We consider a real-time streaming system where messages are created sequentially at the source, and are encoded for transmission to the receiver over a packet erasure link. Each message must subsequently be decoded at the receiver within a…

Information Theory · Computer Science 2016-11-17 Derek Leong , Tracey Ho

The use of real-time applications over the Internet is a challenging problem that the QoS epoch attempted to solve by proposing the DiffServ architecture. Today, the only existing service provided by the Internet is still best-effort. As a…

Networking and Internet Architecture · Computer Science 2012-07-13 Pierre-Ugo Tournoux , Tuan Tran Thai , Emmanuel Lochin , Jerome Lacan , Vincent Roca

Mobile edge computing (MEC) is a promising paradigm to accommodate the increasingly prosperous delay-sensitive and computation-intensive applications in 5G systems. To achieve optimum computation performance in a dynamic MEC environment,…

Information Theory · Computer Science 2021-10-08 Xian Li , Liang Huang , Hui Wang , Suzhi Bi , Ying-Jun Angela Zhang

This paper focuses on developing energy-efficient online data processing strategy of wireless powered MEC systems under stochastic fading channels. In particular, we consider a hybrid access point (HAP) transmitting RF energy to and…

Information Theory · Computer Science 2021-11-05 Xian Li , Suzhi Bi , Yuan Zheng , Hui Wang

Streaming erasure codes guarantee that each source packet is recovered within a fixed delay at the receiver over a burst-erasure channel. This paper introduces a new class of streaming codes: Diversity Embedded Streaming Erasure Codes…

Information Theory · Computer Science 2011-02-22 Ahmed Badr , Ashish Khisti , Emin Martinian

Delivery of multicast video services over fourth generation (4G) networks such as 3GPP Long Term Evolution-Advanced (LTE-A) is gaining momentum. In this paper, we address the issue of efficiently multicasting layered video services by…

Information Theory · Computer Science 2016-11-15 Andrea Tassi , Ioannis Chatzigeorgiou , Dejan Vukobratović , Andrew L. Jones

Routing is a challenge to Wireless Multimedia Sensor Networks (WMSNs) for supporting multimedia applications due to nodes' energy constraints and computational capabilities, and the ways sensor nodes obtain forwarding information. In this…

Networking and Internet Architecture · Computer Science 2012-05-11 Samir Medjiah , Toufik Ahmed , Abolghasem Hamid Asgari

Although the semantic communication with joint semantic-channel coding design has shown promising performance in transmitting data of different modalities over physical layer channels, the synchronization and packet-level forward error…

Image and Video Processing · Electrical Eng. & Systems 2024-08-13 Yun Tian , Jingkai Ying , Zhijin Qin , Ye Jin , Xiaoming Tao

Consider a mobile edge computing system in which users wish to obtain the result of a linear inference operation on locally measured input data. Unlike the offloaded input data, the model weight matrix is distributed across wireless Edge…

Information Theory · Computer Science 2019-04-12 Jingjing Zhang , Osvaldo Simeone

This paper considers multiplexing two sequences of messages with two different decoding delays over a packet erasure channel. In each time slot, the source constructs a packet based on the current and previous messages and transmits the…

Information Theory · Computer Science 2019-11-12 Silas L. Fong , Ashish Khisti , Baochun Li , Wai-Tian Tan , Xiaoqing Zhu , John Apostolopoulos

We investigate the performance of coded modulation for multi-hop regenerative optical networks. We analyze options for computing decoder input LLRs, show reach increases by optimized regenerator placement and experimentally compare…

Information Theory · Computer Science 2022-04-13 Laurent Schmalen , Tobias A. Eriksson , Fred Buchali , Roman Dischler , Ulrich Gebhard

Network congestion and packet loss pose an ever-increasing challenge to video streaming. Despite the research efforts toward making video encoding schemes resilient to lossy network conditions, forwarding devices have not considered…

Networking and Internet Architecture · Computer Science 2022-02-11 Leonardo Gobatto , Mateus Saquetti , Claudio Diniz , Bruno Zatt , Weverton Cordeiro , Jose Rodrigo Azambuja

In this paper, we adopt the relay selection (RS) protocol proposed by Bletsas, Khisti, Reed and Lippman (2006) with Enhanced Dynamic Decode-and-Forward (EDDF) and network coding (NC) system in a two-hop two-way multi-relay network. All…

Information Theory · Computer Science 2016-02-26 Wei-Cheng Liu , Yu-Chen Liu

In this paper, we study video streaming over wireless networks with network coding capabilities. We build upon recent work, which demonstrated that network coding can increase throughput over a broadcast medium, by mixing packets from…

Networking and Internet Architecture · Computer Science 2007-06-12 Hulya Seferoglu , Athina Markopoulou

The demand for efficient multi-rate encoding techniques has surged with the increasing prevalence of ultra-high-definition (UHD) video content, particularly in adaptive streaming scenarios where a single video must be encoded at multiple…

Multimedia · Computer Science 2025-10-17 Vignesh V Menon , Adam Wieckowski , Yiquin Liu , Benjamin Bross , Detlev Marpe

Spatio-temporal trajectories provide valuable information about movement and travel behavior, enabling various downstream tasks that in turn power real-world applications. Learning trajectory embeddings can improve task performance but may…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Yan Lin , Huaiyu Wan , Shengnan Guo , Jilin Hu , Christian S. Jensen , Youfang Lin

The necessary decarbonization efforts in energy sectors entail the integration of flexibility assets, as well as increased levels of uncertainty for the planning and operation of power systems. To cope with this in a cost-effective manner,…

Systems and Control · Electrical Eng. & Systems 2024-09-25 Stefan Borozan , Spyros Giannelos , Paola Falugi , Alexandre Moreira , Goran Strbac

Unlike traditional file transfer where only total delay matters, streaming applications impose delay constraints on each packet and require them to be in order. To achieve fast in-order packet decoding, we have to compromise on the…

Information Theory · Computer Science 2015-11-26 Gauri Joshi , Yuval Kochman , Gregory Wornell