2022 27th Asia Pacific Conference on Communications (APCC)最新文献

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Accuracy of Natural Language Processing Algorithms in Representing Stressed Words in Closed Captioning 自然语言处理算法在封闭字幕重音表示中的准确性
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943727
Prawit Boonmee, Prajaks Jitngernmadan, Kanuengnij Kubola, Kemtong Sinwongsuwat, P. Prempraneerach
{"title":"Accuracy of Natural Language Processing Algorithms in Representing Stressed Words in Closed Captioning","authors":"Prawit Boonmee, Prajaks Jitngernmadan, Kanuengnij Kubola, Kemtong Sinwongsuwat, P. Prempraneerach","doi":"10.1109/APCC55198.2022.9943727","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943727","url":null,"abstract":"For English as a Foreign Language (EFL) learners whose native tongue is not a stress-timed language, it is a difficult task to master word stress in speaking. Despite technological advances and years of learning English in school, many Thai EFL learners, in particular, are struggling with correct stress placement in English words, especially when conversing in English. With knowledge of natural language processing and English linguistics, this study creates closed captions to provide additional visual information on stress placement to help these learners making themselves better understood in English conversation. This also helps those who are deaf or hard of hearing to recognize highlighted audio narratives properly. The purpose of this study is to determine the accuracy of word stress representation in closed captions via human auditory analysis and perception. The results show that the current approach delivers 74.19% of representation accuracy.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130103418","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
KID: Knowledge Graph-Enabled Intent-Driven Network with Digital Twin 基于数字孪生的知识图驱动的意图驱动网络
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943779
Xiaotian Chang, Chungang Yang, Hao Wang, Ying Ouyang, Ru Dong, Junjie Guo, Zeyang Ji, Xianglin Liu
{"title":"KID: Knowledge Graph-Enabled Intent-Driven Network with Digital Twin","authors":"Xiaotian Chang, Chungang Yang, Hao Wang, Ying Ouyang, Ru Dong, Junjie Guo, Zeyang Ji, Xianglin Liu","doi":"10.1109/APCC55198.2022.9943779","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943779","url":null,"abstract":"To meet novel services and networking requirements towards the next generation applications, intent-driven network is proposed as a promising networking paradigm. It is with capabilities of intent refinement, policy generation, and state awareness. And these distinctive capabilities contribute to its wide applications to the next generation networks. However, current researches lack a generalization model of intent refinement. Additionally, it is difficult to extract available knowledge from huge raw data of the network status, and guarantee the precise generation of network policies. To solve these challenges, we present a knowledge graph-enabled intent-driven network with the digital twin, which is termed as KID in this work. In the KID, knowledge graph is utilized to represent user intents, abstract network status, and express network policies. And the digital twin is applied to validate intents as well as abstract the physical network. The KID enhances the capabilities of intent-driven networks to refine intents, contributing to the continuous assurance of accurate intent fulfillment. Finally, we present a proof of concept implementation of the KID. Simulation results verify the feasibility and effectiveness of the presented KID framework.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125404690","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Image Encryption Based on 5-Neighbor Programmable Cellular Automata 基于5邻可编程元胞自动机的图像加密
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943590
S. Kang, U. Choi
{"title":"Image Encryption Based on 5-Neighbor Programmable Cellular Automata","authors":"S. Kang, U. Choi","doi":"10.1109/APCC55198.2022.9943590","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943590","url":null,"abstract":"With the rapid development and spread of non-face-to-face digital technologies and services due to the spread of COVID-19, real-time non-face-to-face online meetings, education, telemedicine, online collaboration, telecommuting, various non-face-to-face tasks in the financial sector, and the sharing economy are frequent. As a result, network traffic increases and the demand for real-time security of multimedia is increasing. Security of information, including image content, is an essential part of today's communication technology and is very important for safe transmission. In this paper, we design a 5-neighbor programmable cellular automata (FNPCA) based ROI (region of interest) image encryption system that can effectively reduce computational cost and maintain an appropriate level of security.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"13 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128748117","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Double-Machine-Learning-Based Resource Scheduling Method for Offloading Transfers 基于双机器学习的分流资源调度方法
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943560
Xiao Lin, Song-Hui Lin, Yaping Li, Junyi Shao, Keqin Shi, Yajie Li
{"title":"Double-Machine-Learning-Based Resource Scheduling Method for Offloading Transfers","authors":"Xiao Lin, Song-Hui Lin, Yaping Li, Junyi Shao, Keqin Shi, Yajie Li","doi":"10.1109/APCC55198.2022.9943560","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943560","url":null,"abstract":"Dynamically scheduling the bandwidth based on the traffic variation is important for a task offloading system. However, it faces two challenges. On one hand, the time-varying nature of the offloading traffic makes it difficult to be predicted accurately. On the other hand, differentiated mechanisms are applied to different offloading task types, which greatly complicates the behavior of the task offloading system. It is hence difficult to estimate the performance metrics accurately, especially when the metric values are extremely small. To tackle this, we present a double-machine-learning-based resource scheduling (DML-RS) method for task offloading traffic in this paper. The features of DML-RS are as follows: i) the wavelet transform and the sliding time window are incorporated with the LSTM traffic prediction model, which can capture the periodic and volatile natures of the offloading traffic and hence improve the prediction accuracy; ii) the logarithmic converting is applied to the ANN estimation models, which can improve the sensitivity of the ANN models to the small values and hence provides higher estimation accuracy. As a result, DML-RS can predict the traffic demand of the next network reconfiguration time point and optimize the resource allocation based on the performance estimations in advance. Results show that DML-RS offers near-optimal results compared with the existing method.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124125014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Efficient UAV/Satellite-assisted IoT Task Offloading: A Multi-agent Reinforcement Learning Solution 高效无人机/卫星辅助物联网任务卸载:多智能体强化学习解决方案
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943714
Kangjia Yu, Qimei Cui, Ziyuan Zhang, Xueqing Huang, Xuefei Zhang, Xiaofeng Tao
{"title":"Efficient UAV/Satellite-assisted IoT Task Offloading: A Multi-agent Reinforcement Learning Solution","authors":"Kangjia Yu, Qimei Cui, Ziyuan Zhang, Xueqing Huang, Xuefei Zhang, Xiaofeng Tao","doi":"10.1109/APCC55198.2022.9943714","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943714","url":null,"abstract":"In the future mobile edge networks, the Internet of things (IoT) applications will be latency-sensitive and computationally intensive. Given the resource limitation of IoT devices, mobile edge computing (MEC) servers are critical to support the efficient processing of IoT tasks. Since MEC servers attached to the ground base stations are generally deployed in fixed locations and vulnerable to physical damage, the unmanned aerial vehicle (UAV) and satellite-assisted MEC framework has been proposed to leverage the flexibility of UAVs and the broad coverage of satellites. However, efficient utilization of the UAV/satellite resources is challenging for the static ground IoT devices because of the dynamic in terms of aerial and space network topology and IoT task arrival rates. To adapt to the changing environment and utilize the interaction among multiple UAVs, we propose a multi-agent deep deterministic policy gradient (MADDPG) framework to jointly optimize the traveling routes of multi-UAVs and the offloading decision of IoT devices. To minimize the processing cost in terms of task processing latency and energy consumption of IoT devices, cooperative UAVs can help find the optimal task offloading location for each IoT device. Simulation results show the proposed algorithm based on MADDPG can averagely decrease 20% of the above processing cost compared with the benchmark approach.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125761010","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Covariance-Based Time-Frequency ESPRIT Algorithm for Direction-of-Arrival Estimation 基于协方差的时频ESPRIT到达方向估计算法
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943741
Seungnyun Kim, Jiao Wu, Ahnho Lee, Yiying Liu, Yongseok Byun, B. Shim
{"title":"Covariance-Based Time-Frequency ESPRIT Algorithm for Direction-of-Arrival Estimation","authors":"Seungnyun Kim, Jiao Wu, Ahnho Lee, Yiying Liu, Yongseok Byun, B. Shim","doi":"10.1109/APCC55198.2022.9943741","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943741","url":null,"abstract":"In this paper, a new version of time-frequency (T-F) ESPRIT algorithm with reduced computational complexity is proposed. The key idea of proposed covariance-based T-F ESPRIT (CB T-F ESPRIT) algorithm is to use the covariance-based DoA (CB-DoA) approach for the signal subspace construction. Specifically, the proposed CB T-F ESPRIT algorithm first constructs the time-frequency data model and then exploits the STFD matrix for the estimation of signal subspace. In particular, instead of directly performing EVD on the covariance matrix obtained from the averaged STFD matrix, the proposed scheme employs the CB-DoA approach which provides a lower computational complexity while maintaining the performance gain of T-F ESPRIT algorithm over the conventional ESPRIT algorithm. From the computational complexity analysis and the numerical evaluations, we demonstrate that CB T-F ESPRIT algorithm outperforms the conventional DoA estimation schemes with reduced computational complexity.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125235933","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A lightweight Machine-learning based Wireless Link Estimation for IoT devices 基于轻量级机器学习的物联网设备无线链路估计
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943633
Khanh-Hoi Le Minh, Kim-Hung Le, Q. Trung
{"title":"A lightweight Machine-learning based Wireless Link Estimation for IoT devices","authors":"Khanh-Hoi Le Minh, Kim-Hung Le, Q. Trung","doi":"10.1109/APCC55198.2022.9943633","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943633","url":null,"abstract":"Robust wireless communication between devices is crucial to ensuring the reliability of IoT systems. However, it is strictly relied on estimating the link quality of these devices, which is usually interfered with by environmental factors. In such a scenario, intelligent algorithms based on machine learning to select resistant communication links are promising solutions, but they demand sophisticated computation, limiting their deployment on resource-constrained IoT devices. Therefore, this paper introduces a lightweight link quality estimation algorithm, namely LLQE, built from the gradient boosting decision tree. The superiority of our proposal not only precisely assesses several levels of link quality but also is lightweight enough for resource-constraint devices. The evaluation results on publicly available datasets show that LLQE accurately estimates various link quality indicators with 97% accuracy.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"111 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131993380","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An Overview of Architecture and Applications of Delay Tolerant Network for Korea Pathfinder Lunar Orbiter 韩国探路者月球轨道器容延迟网络结构与应用综述
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943687
Kyung-Rak Lee, Jin-Ho Jo, Byoung-Sun Lee, Sinae Ji
{"title":"An Overview of Architecture and Applications of Delay Tolerant Network for Korea Pathfinder Lunar Orbiter","authors":"Kyung-Rak Lee, Jin-Ho Jo, Byoung-Sun Lee, Sinae Ji","doi":"10.1109/APCC55198.2022.9943687","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943687","url":null,"abstract":"This paper describes the structure and applications of a delay tolerant network (DTN) to be operated using a DTN payload (DTNPL) mounted on the Korea pathfinder lunar orbiter (KPLO), which was launched in August 2022. DTN is a communication technology to support reliable communication even in space where communication is frequently disrupted. ETRI has researched a core technologies of DTN, and developed DTNPL as a space testbed. With the DTNPL, we plan to test various applications of DTN such as message exchange, file transfer, and video streaming between the lunar orbiter and the Earth.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"55 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131466922","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Analysis of SINR according to Elevation Angle in Earth Fixed Beam 基于仰角的大地固定波束信噪比分析
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943773
Jin Yu, Jae-Hyun Kim
{"title":"Analysis of SINR according to Elevation Angle in Earth Fixed Beam","authors":"Jin Yu, Jae-Hyun Kim","doi":"10.1109/APCC55198.2022.9943773","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943773","url":null,"abstract":"It is important to minimize handover for robust communication. In earth fixed beam, time that one satellite covers the same area must be considered. In order to consider the service time, the signal to interference plus noise ratio (SINR) should be taken into consideration. In this paper, we analyze the SINR of low earth orbit (LEO) satellite according to elevation angle. Simulation result shows that the average SINR increases when the elevation angle gets larger.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134467995","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optical Signals and Prospects Towards Multimedia in Underwater Wireless and Mobile Communication 水下无线和移动通信中的光信号及其多媒体发展前景
2022 27th Asia Pacific Conference on Communications (APCC) Pub Date : 2022-10-19 DOI: 10.1109/APCC55198.2022.9943699
Tharuka Jayadewa Govinda Waduge, A. Al-Anbuky, K. Vopel
{"title":"Optical Signals and Prospects Towards Multimedia in Underwater Wireless and Mobile Communication","authors":"Tharuka Jayadewa Govinda Waduge, A. Al-Anbuky, K. Vopel","doi":"10.1109/APCC55198.2022.9943699","DOIUrl":"https://doi.org/10.1109/APCC55198.2022.9943699","url":null,"abstract":"Light may be suitable for underwater wireless communication of multimedia data. However, current optical solutions face obstacles due to directionality and wavelength-dependent absorption and scattering. Here, we propose a conceptual design using differential signalling and a concave, multiple-aperture array of photodetectors. This combination could increase the field of view, enhance link adaptability, and introduce redundancies, supporting remote monitoring and data-collection with mobile robots in offshore operations.","PeriodicalId":403546,"journal":{"name":"2022 27th Asia Pacific Conference on Communications (APCC)","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133279190","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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