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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

Multi-view videos (MVVs) provide immersive viewing experience, at the cost of traffic load increase for wireless networks. In this paper, we would like to optimize MVV transmission in a multiuser wireless network by exploiting both natural…

Information Theory · Computer Science 2020-01-01 Wei Xu , Ying Cui , Zhi Liu

While edge video caching has great potential to decrease the core network traffic as well as the users' experienced latency, it is often challenging to exploit the caches in current client-driven video streaming solutions due to two key…

Networking and Internet Architecture · Computer Science 2020-02-06 Suzan Bayhan , Setareh Maghsudi , Anatolij Zubow

This paper studies deep network architectures to address the problem of video classification. A multi-stream framework is proposed to fully utilize the rich multimodal information in videos. Specifically, we first train three Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2015-11-12 Zuxuan Wu , Yu-Gang Jiang , Xi Wang , Hao Ye , Xiangyang Xue , Jun Wang

Dynamic adaptive streaming over HTTP (DASH) has been widely used in video streaming recently. In DASH, the client downloads video chunks in order from a server. The rate adaptation function at the video client enhances the user's…

Networking and Internet Architecture · Computer Science 2023-08-24 Nghia T. Nguyen , Long Luu , Phuong L. Vo , Thi Thanh Sang Nguyen , Cuong T. Do , Ngoc-thanh Nguyen

Efficient dissemination of videos is an important problem for mobile telecom carriers. In this paper, to facilitate massive video dissemination, we study joint caching and multicasting for multi-quality videos encoded using two video…

Information Theory · Computer Science 2019-02-05 Dongdong Jiang , Ying Cui

In this paper, a novel dual-mode scheduling framework is proposed that jointly performs user applications (UA) selection and scheduling over microwave ($\mu$W) and millimeter wave (mmW) bands. The proposed scheduling framework utilizes a…

Information Theory · Computer Science 2017-05-09 Omid Semiari , Walid Saad , Mehdi Bennis

4K videos are becoming increasingly popular. However, despite advances in wireless technology, streaming 4K videos over mmWave to multiple users is facing significant challenges arising from directional communication, unpredictable channel…

Networking and Internet Architecture · Computer Science 2024-01-03 Zhaoyuan He , Changhan Ge , Wangyang Li , Lili Qiu , Peijie Li , Ghufran Baig

We consider a single source transmitting data to one or more receivers/users over a shared wireless channel. Due to random fading, the wireless channel conditions vary with time and from user to user. Each user has a buffer to store…

Optimization and Control · Mathematics 2010-02-16 David I Shuman , Mingyan Liu , Owen Q. Wu

MPEG has recently proposed Server and Network Assisted Dynamic Adaptive Streaming over HTTP (SAND-DASH) for video streaming over the Internet. In contrast to the purely client-based video streaming in which each client makes its own…

Multimedia · Computer Science 2017-08-10 Abbas Mehrabi , Matti Siekkinen , Antti Ylä-Jääski

Wireless edge networks are promising to provide better video streaming services to mobile users by provisioning computing and storage resources at the edge of wireless network. However, due to the diversity of user interests, user devices,…

Networking and Internet Architecture · Computer Science 2019-04-10 Archana Sasikumar , Tao Zhao , I-Hong Hou , Srinivas Shakkottai

In beam-based massive multiple-input multiple-output systems, signals are processed spatially in the radio-frequency (RF) front-end and thereby the number of RF chains can be reduced to save hardware cost, power consumptions and pilot…

Information Theory · Computer Science 2017-11-21 Zhiyuan Jiang , Sheng Chen , Sheng Zhou , Zhisheng Niu

We propose a novel user equipment (UE) scheduling framework for millimeter-wave (mmWave) massive multiuser (MU) multiple-input multiple-output (MIMO) wireless systems. Our framework determines (sub)sets of UEs that should transmit…

Information Theory · Computer Science 2022-06-24 Victoria Palhares , Christoph Studer

In this paper, we consider queue-aware beamforming control for video streaming applications in multi-antenna interference network. Using heavy traffic approximation technique, we first derive the diffusion limit for the discrete time…

Information Theory · Computer Science 2013-09-24 Fan Zhang , Vincent K. N. Lau

The cache and transcoding of the multi-access edge computing (MEC) server and wireless resource allocation in eNodeB interact and determine the quality of experience (QoE) of dynamic adaptive streaming over HTTP (DASH) clients in MEC…

Multimedia · Computer Science 2020-05-18 Xinyu Huang , Lijun He , Liejun Wang , Fan Li

Unicast IPTV services that can support live TV, video-on-demand (VoD), video conferencing, and online gaming applications over broadband wireless cellular networks have been becoming popular in recent years. However, video streaming…

Networking and Internet Architecture · Computer Science 2017-05-09 Mingfu Li

In this paper, a new user-scheduling-and-beamforming method is proposed for multi-user massive multiple-input multiple-output (massive MIMO) broadcast channels in the context of two-stage beamforming. The key ideas of the proposed…

Information Theory · Computer Science 2014-03-28 Gilwon Lee , Youngchul Sung

Cellular data traffic almost doubles every year, greatly straining network capacity. The main driver for this development is wireless video. Traditional methods for capacity increase (like using more spectrum and increasing base station…

Information Theory · Computer Science 2014-05-23 Andreas F. Molisch , Giuseppe Caire , David Ott , Jeffrey R. Foerster , Dilip Bethanabhotla , Mingyue Ji

As video-streaming services have expanded and improved, cloud-based video has evolved into a necessary feature of any successful business for reaching internal and external audiences. In this paper, video streaming over distributed storage…

Networking and Internet Architecture · Computer Science 2018-06-26 Abubakr Alabbasi , Vaneet Aggarwal

This paper proposes efficient multiple-access schemes for large wireless networks based on the transmitters' buffer state information and their transceivers' duplex transmission capability. First, we investigate the case of half-duplex…

Networking and Internet Architecture · Computer Science 2016-12-20 Ahmed El Shafie , Naofal Al-Dhahir , Ridha Hamila