{"title":"Heuristic Service Chain Construction Algorithm Based on VNF Performances for Optimal Data Transmission Services","authors":"Y. Sumi, T. Tachibana","doi":"10.1587/TRANSCOM.2020CQP0011","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020CQP0011","url":null,"abstract":"","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303834","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"A Novel Multi-AP Diversity for Highly Reliable Transmissions in Wireless LANs","authors":"T. Nabetani, M. Sekiya","doi":"10.1587/TRANSCOM.2020EBP3112","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020EBP3112","url":null,"abstract":"","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"38 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303664","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Effect of Failures on Stock Price of Telecommunication Service Providers","authors":"M. Hayashi","doi":"10.1587/TRANSCOM.2020CQP0012","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020CQP0012","url":null,"abstract":"","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Multi-Agent Distributed Route Selection under Consideration of Time Dependency among Agents' Road Usage for Vehicular Networks","authors":"Takanori Hara, Masahiro Sasabe, S. Kasahara","doi":"10.1587/transcom.2021cet0001","DOIUrl":"https://doi.org/10.1587/transcom.2021cet0001","url":null,"abstract":"","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303482","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yan Chen, Chen Liu, Mujun Qian, Yu Huang, Wenfeng Sun
{"title":"A harvested power-oriented SWIPT scheme in MIMO communication systems with non-linear harvesters","authors":"Yan Chen, Chen Liu, Mujun Qian, Yu Huang, Wenfeng Sun","doi":"10.1587/TRANSCOM.2020EBP3099","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020EBP3099","url":null,"abstract":"","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303564","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Simple Weight Calculation Methods for Millimeter Wave Band Massive Antenna Array in Direct Wave Dominant Environment","authors":"Suga Mizuki, Shirato Yushi, N. Kita, T. Onizawa","doi":"10.1587/TRANSCOM.2020EBP3107","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020EBP3107","url":null,"abstract":"","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303578","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Quality of Experience (QoE) Studies: Present State and Future Prospect","authors":"T. Yamazaki","doi":"10.1587/TRANSCOM.2020CQI0003","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020CQI0003","url":null,"abstract":"With the spread of the broadband Internet and highperformance devices, various services have become available anytime, anywhere. As a result, attention is focused on the service quality and Quality of Experience (QoE) is emphasized as an evaluation index from the user’s viewpoint. Since QoE is a subjective evaluation metric and deeply involved with user perception and expectation, quantitative and comparative research was difficult because the QoE study is still in its infancy. At present, after tremendous devoted efforts have contributed to this research area, a shape of the QoE management architecture has become clear. Moreover, not only for research but also for business, video streaming services are expected as a promising Internet service incorporating QoE. This paper reviews the present state of QoE studies with the above background and describes the future prospect of QoE. Firstly, the historical aspects of QoE is reviewed starting with QoS (Quality of Service). Secondly, a QoE management architecture is proposed in this paper, which consists of QoE measurement, QoE assessment, QoS-QoE mapping, QoE modeling, and QoE adaptation. Thirdly, QoE studies related with video streaming services are introduced, and finally individual QoE and physiology-based QoE measurement methodologies are explained as future prospect in the field of QoE studies. key words: QoE, QoS, video streaming, user experience, personalization, physiology","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303203","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Analyzing the Effects of Social Network Structure on the Growth and Survival of Online Communities in Reddit","authors":"Sho Tsugawa, S. Niida","doi":"10.1587/TRANSCOM.2020CQP0006","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020CQP0006","url":null,"abstract":"","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303349","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Takayuki Tomatsuri, Daiki Chiba, Mitsuaki Akiyama, M. Uchida
{"title":"Time-series Measurement of Parked Domain Names and Their Malicious Uses","authors":"Takayuki Tomatsuri, Daiki Chiba, Mitsuaki Akiyama, M. Uchida","doi":"10.1587/TRANSCOM.2020CQP0007","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020CQP0007","url":null,"abstract":"","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303363","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Takuya Kuwahara, T. Kuroda, Takao Osaki, K. Satoda
{"title":"An Intent-based System Configuration Design for IT/NW Services with Functional and Quantitative Constraints","authors":"Takuya Kuwahara, T. Kuroda, Takao Osaki, K. Satoda","doi":"10.1587/TRANSCOM.2020CQP0009","DOIUrl":"https://doi.org/10.1587/TRANSCOM.2020CQP0009","url":null,"abstract":"Network service providers need to appropriately design systems and carefully configuring the settings and parameters to ensure that the systems keep running consistently and deliver the desired services. This can be a heavy and error-prone task. Intent-based system design methods have been developed to help with such tasks. These methods receive service-level requirements and generate service configurations to fulfill the given requirements. One such method is search-based system design, which can flexibly generate systems of various architectures. However, it has difficulty dealing with constraints on the quantitative parameters of systems, e.g., disk volume, RAM size, and QoS. To deal with practical cases, intent-based system design engines need to be able to handle quantitative parameters and constraints. In this work, we propose a new intent-based system design method based on search-based design that augments search states with quantitative constraints. Our method can generate a system that meets both functional and quantitative service requirements by combining a search-based design method with constraint checking. Experimental results show that our method can automatically generate a system that fulfills all given requirements within a reasonable computation time. key words: intent-based system configuration, automated system design, design space exploration, quantitative requirement","PeriodicalId":50385,"journal":{"name":"IEICE Transactions on Communications","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67303448","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}