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In this paper, a cooperative multicast scheme that uses Randomized Distributed Space Time Codes (R-DSTC), along with packet level Forward Error Correction (FEC), is studied. Instead of sending source packets and/or parity packets through…

Multimedia · Computer Science 2016-11-18 Zhili Guo , Yao Wang , Elza Erkip , Shivendra Panwar

In this work, we propose a cross-layer framework for optimizing user association, packet offloading rates, and bandwidth allocation for Mission-Critical Internet-of-Things (MC-IoT) services with short packets in Mobile Edge Computing (MEC)…

Networking and Internet Architecture · Computer Science 2019-07-26 Changyang She , Yifan Duan , Guodong Zhao , Tony Q. S. Quek , Yonghui Li , Branka Vucetic

There is nowadays a growing demand in vehicular communications for real-time applications requiring video assistance. The new state-of-the-art high-efficiency video coding (HEVC) standard is very promising for real-time video streaming. It…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Mohamed Aymen Labiod , Mohamed Gharbi , Francois-Xavier Coudoux , Patrick Corlay , Noureddine Doghmane

The problem of maximizing the average rate in a multicast network subject to a coverage constraint (minimum quality of service) is studied. Assuming the channel state information is available only at the receiver side and single antenna…

Information Theory · Computer Science 2008-05-29 Seyed Reza Mirghaderi , Alireza Bayesteh , Amir K. Khandani

Distributed computing (cloud) networks, e.g., mobile edge computing (MEC), are playing an increasingly important role in the efficient hosting, running, and delivery of real-time stream-processing applications such as industrial automation,…

Networking and Internet Architecture · Computer Science 2022-06-01 Yang Cai , Jaime Llorca , Antonia M. Tulino , Andreas F. Molisch

In this paper, we present a novel mobile edge computing (MEC) model where the MEC server has the input and output data of all computation tasks and communicates with multiple caching-and-computing-enabled mobile devices via a shared…

Information Theory · Computer Science 2019-01-29 Yaping Sun , Zhiyong Chen , Meixia Tao , Hui Liu

Large Multimodal Models (LMMs) extend Large Language Models (LLMs) by handling diverse inputs such as images, audio, and video, but at the cost of adding a multimodal encoding stage that increases both computational and memory overhead.…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-01 Gursimran Singh , Xinglu Wang , Yifan Hu , Timothy Yu , Linzi Xing , Wei Jiang , Zhefeng Wang , Xiaolong Bai , Yi Li , Ying Xiong , Yong Zhang , Zhenan Fan

Dealing with broadcast scenarios has become a relevant topic in the scientific community. Because of interference, resource management presents a challenge, specially when spatial diversity is introduced. Many researches presented…

Signal Processing · Electrical Eng. & Systems 2020-07-17 Pol Henarejos

Computation task service delivery in a computing-enabled and caching-aided multi-user mobile edge computing (MEC) system is studied in this paper, where a MEC server can deliver the input or output datas of tasks to mobile devices over a…

Information Theory · Computer Science 2018-07-17 Yaping Sun , Zhiyong Chen , Meixia Tao , Hui Liu

Cooperative multicast is an effective solution to address the bottleneck problem of single-hop broadcast in wireless networks. By incorporating with the random linear network coding technique, the existing schemes can reduce the…

Networking and Internet Architecture · Computer Science 2012-09-19 Fei Wu , Cunqing Hua , Hangguan Shan , Aiping Huang

Coded caching (CC) exploits cumulative cache memory at user devices and coding to transform unicast traffic into multicast transmissions. While information theoretic results show significant gains over uncoded caching for various network…

Information Theory · Computer Science 2026-03-31 Kagan Akcay , MohammadJavad Salehi , Giuseppe Caire

In this paper, we study a real-time scalable video broadcast over wireless networks in instantly decodable network coded (IDNC) systems. Such real-time scalable video has a hard deadline and imposes a decoding order on the video layers.We…

Information Theory · Computer Science 2016-02-17 Mohammad S. Karim , Parastoo Sadeghi , Sameh Sorour , Neda Aboutorab

Immersive video, such as virtual reality (VR) and multi-view videos, is growing in popularity. Its wireless streaming is an instance of general multicast, extending conventional unicast and multicast, whose effective design is still open.…

Information Theory · Computer Science 2022-06-17 Lingzhi Zhao , Ying Cui , Sheng Yang , Shlomo Shamai

Due to the explosive growth in multimedia traffic, the scalability of video-on-demand (VoD) services becomes increasingly important. By exploiting the potential cache ability at the client side, the performance of VoD multicast delivery can…

Information Theory · Computer Science 2017-08-11 Hao Feng , Zhiyong Chen , Hui Liu

This paper enhances the intra prediction by using multiple neural network modes (NM). Each NM serves as an end-to-end mapping from the neighboring reference blocks to the current coding block. For the provided NMs, we present two schemes…

Image and Video Processing · Electrical Eng. & Systems 2020-05-07 Heming Sun , Zhengxue Cheng , Masaru Takeuchi , Jiro Katto

Emerging ad hoc networks are infrastructure-less networks consisting of wireless devices with various power constraints, capabilities and mobility characteristics. An essential capability in future ad hoc networks is the ability to provide…

Networking and Internet Architecture · Computer Science 2007-05-23 Ahmed Helmy

Multiuser resource allocation has recently been recognized as an effective methodology for enhancing the power and spectrum efficiency in OFDM (orthogonal frequency division multiplexing) systems. It is, however, not directly applicable to…

Numerical Analysis · Mathematics 2025-10-20 Ying Jun Zhang

Designing energy-efficient all-to-all multicasting protocols is of of great importance for multi-hop wireless networks such as wireless sensor networks and wireless ad hoc networks. In an all-to-all multicast session, there exists a set of…

Networking and Internet Architecture · Computer Science 2012-02-13 Kai Han , Yang Liu , Jun Luo

With video streaming now accounting for the majority of internet traffic, wireless networks face increasing demands, especially in densely populated areas where limited spectral resources are shared among many devices. While multi-user…

Signal Processing · Electrical Eng. & Systems 2025-01-17 Marcin Filo , George N. Katsaros , Chathura Jayawardena , Konstantinos Nikitopoulos

The grand objective of 5G wireless technology is to support three generic services with vastly heterogeneous requirements: enhanced mobile broadband (eMBB), massive machine-type communications (mMTC), and ultra-reliable low-latency…

Networking and Internet Architecture · Computer Science 2018-08-02 Petar Popovski , Kasper F. Trillingsgaard , Osvaldo Simeone , Giuseppe Durisi