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- research-articleMarch 2024
Automatic cinematography for body movement involved virtual communication
AbstractThe emergence of novel AI technologies and increasingly portable wearable devices have introduced a wider range of more liberated avenues for communication and interaction between human and virtual environments. In this context, the expression ...
In this paper, we introduce a novel Generative Adversarial Network (GAN) based model, AACOGAN, to tackle the automatic cinematography challenge in the open‐world environment. AACOGAN model establishes a relationship between player interactions, object ...
- research-articleAugust 2024
Efficient dynamic IP datacasting mobility management based on LRS in mobile IP networks
Journal of High Speed Networks (JHSN), Volume 30, Issue 3Pages 321–331https://doi.org/10.3233/JHS-222035IP mobility support is based on terminal behavior, recognizing mobility and maintaining a continuous communication session.
The existing mobile IP location registration sends a message to one or more routers during a handoff within a domain by using a ...
- research-articleNovember 2023
EN‐DADA: Node task assignment algorithm for energy harvesting wireless multimedia sensor networks
AbstractToday, a directional wireless multimedia sensor network is a popular environment for solving the task assignment problem. Achieving long‐term frontal monitoring of moving objects is a crucial challenge for scholars in this field. Utilizing ...
A model of directed sensor nodes with solar energy harvesting is introduced in this paper, where the energy of such nodes is no longer limited to batteries and the directed sensing area enables better frontal tracking. On this basis, we propose a ...
- research-articleApril 2021
SDN Enabled QoE and Security Framework for Multimedia Applications in 5G Networks
ACM Transactions on Multimedia Computing, Communications, and Applications (TOMM), Volume 17, Issue 2Article No.: 39, Pages 1–29https://doi.org/10.1145/3377390The technologies for real-time multimedia transmission and immersive 3D gaming applications are rapidly emerging, posing challenges in terms of performance, security, authentication, data privacy, and encoding. The communication channel for these ...
- research-articleFebruary 2021
Performance analysis of incoherent PPM‐OCDMA networks based on optimised modified prime code for multimedia applications
IET Communications (CMU2), Volume 14, Issue 22Pages 4014–4021https://doi.org/10.1049/iet-com.2020.0155This study presents the design analysis and correlation properties of a new spreading code for the incoherent synchronous pulse position modulation‐optical code division multiple access (PPM‐OCDMA) networks. The proposed code called optimised modified ...
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- research-articleOctober 2020
Multi‐objective emperor penguin handover optimisation for IEEE 802.21 in heterogeneous networks
IET Communications (CMU2), Volume 14, Issue 18Pages 3239–3246https://doi.org/10.1049/iet-com.2019.1228IEEE concentrates on the development of effective media independent handover (IEEE 802.21 MIH) services. The major aim of IEEE 802.21 MIH is to optimise the handover process to make an uninterrupted handover service with less delay. The handover process ...
- research-articleSeptember 2020
QoE‐aware Q‐learning resource allocation for NOMA wireless multimedia communications
Hybrid control traffic and multimedia flow over emerging non‐orthogonal multiple access (NOMA) could provide both very low latency and very high bandwidth. In this study, a Q‐learning‐based resource allocation scheme is proposed to improve the quality of ...
- research-articleMay 2019
Deep learning approach to multimedia traffic classification based on QoS characteristics
With the fast increase of multimedia traffic in Internet of Things (IoT) applications, IoT traffic now requires very different Quality of Service (QoS). By extensive statistical analysis of traffic flow data from a real world network, the authors find ...
- research-articleJanuary 2019
PDMR: priority‐based dynamic multi‐path routing algorithm for a software defined network
The ever changing traffic and Quality‐of‐Service (QoS) requirements of different traffic classes in multimedia applications impose tremendous challenges to the routing algorithm design. To address these challenges, a novel priority‐based dynamic multi‐...
- research-articleNovember 2018
Priority‐based target coverage in directional sensor networks
The target coverage optimisation is an important problem in directional sensor networks (DSNs). In this study, the authors present a novel algorithm, called cover critical target first (CCTF), for improving the coverage ratio in DSN. CCTF simultaneously ...
- research-articleJuly 2018
Multi‐stage resource allocation in hybrid 25G‐EPON and LTE‐Advanced Pro FiWi networks for 5G systems
The 5G vision is not restricted solely to the wireless domain and its challenging requirements cannot be fulfilled without the efficient integration of cutting‐edge technologies in all portions of the telecommunications infrastructure. The promoted ...
- research-articleNovember 2017
Cross‐layer source‐channel control for future wireless multimedia services: energy, latency, and quality investigation
IET Communications (CMU2), Volume 11, Issue 17Pages 2575–2584https://doi.org/10.1049/iet-com.2016.1272Efficient use of available energy resources for real‐time multimedia communication with a quality guarantee is one of the main challenges for future mobile computing systems. To meet the high quality‐of‐experience (QoE) demand of multimedia services, we ...
- invited-talkJune 2017
With 5G Approaching, How will Audio/Video Technology that Serves 800 Million QQ Users Bring Forth New Ideas
ICMR '17: Proceedings of the 2017 ACM on International Conference on Multimedia RetrievalPage 499https://doi.org/10.1145/3078971.3081369Back to 1999, a popular IM QQ in China, stilled called OICQ at that time, released a new version, which included the functionality of audio call for the first time. Not much time later, video call was also enabled. After 18 years of fast growing, QQ has ...
- research-articleOctober 2016
Merge‐and‐forward: a cooperative multimedia transmissions protocol using RaptorQ codes
- Muhammad Talha Gul,
- Amjad Ali,
- Deepak Kumar Singh,
- Umera Imtinan,
- Imran Raza,
- Syed Asad Hussain,
- Doug Young Suh,
- Jong‐wook Lee
IET Communications (CMU2), Volume 10, Issue 15Pages 1884–1895https://doi.org/10.1049/iet-com.2016.0146Recently, nodes cooperation has emerged as a popular means for improving the quality of multimedia delivery over fifth‐generation cellular networks. However, in the conventional relaying scheme such as amplify‐and‐forward (AaF), there is a higher ...
- research-articleApril 2016
Optimal rate allocation for video streaming in wireless networks with user dynamics
We consider the problem of optimal rate allocation and admission control for adaptive video streaming sessions in wireless networks with user dynamics. The central aim is to achieve an optimal tradeoff between several key objectives: maximizing the ...
- research-articleMarch 2016
Quality of experience aware multimedia communications over heterogeneous wireless networks
Quality of experience (QoE) has been a user‐centric performance metric for multimedia communications. Existing communication protocols over heterogeneous networks are mostly based on quality of service, which ignores the user satisfaction and subjective ...
- research-articleJanuary 2016
An efficient hierarchical 16‐QAM dynamic constellation to obtain high PSNR reconstructed images under varying channel conditions
Startling growth in multimedia services over wireless channels emphasizes the need for bandwidth and power efficient modulation techniques. This study investigates the suitability of hierarchical quadrature amplitude modulation (HQAM) for image ...
- research-articleNovember 2015
Centralised cum sub‐centralised scheme for multi‐event coverage and optimum camera activation in wireless multimedia sensor networks
The major challenge in sensor networks is how to have a perfect coverage of the region to be monitored. This study reports a novel algorithm inspired by centralised cum sub‐centralised scheme that works efficiently for handling multiple events that occur ...
- research-articleNovember 2015
Efficient multicast resource allocation algorithm with limited feedback scheme in single‐frequency networks
IET Communications (CMU2), Volume 9, Issue 17Pages 2140–2146https://doi.org/10.1049/iet-com.2014.1158Single‐frequency network (SFN) can provide multimedia broadcast multicast service (MBMS) over a large coverage area, so it receives more and more attention from both academia and industry. However, the application of SFN is still restricted by a large ...
- research-articleApril 2015
Resource Allocation and Performance Analysis for Multiuser Video Transmission Over Doubly Selective Channels
IEEE Transactions on Wireless Communications (TWC), Volume 14, Issue 4Pages 1954–1966https://doi.org/10.1109/TWC.2014.2377172We consider an uplink multicarrier system with multiple video users who want to send compressed video data to the base station. In the time domain, we model the time-varying channel using Jakes' model, and in the frequency domain, each subcarrier is ...