{"title":"Frequency domain-based bit-depth enhancement method and dealing with different bit-depth degradation","authors":"Taishi Iriyama, H. Aomori, T. Otake","doi":"10.1587/nolta.14.449","DOIUrl":"https://doi.org/10.1587/nolta.14.449","url":null,"abstract":"","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"24 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78918596","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}
{"title":"Feature analysis of sentence vectors by an image-generation model using Sentence-BERT","authors":"Masato Izumi, K. Jin'no","doi":"10.1587/nolta.14.508","DOIUrl":"https://doi.org/10.1587/nolta.14.508","url":null,"abstract":"","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"2007 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78652978","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}
{"title":"360-degree panoramic video generation using virtual and actual multiple cameras","authors":"Soo-Yeol Ok, Suk-Hwan Lee","doi":"10.1587/nolta.14.2","DOIUrl":"https://doi.org/10.1587/nolta.14.2","url":null,"abstract":"","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"10 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78653558","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}
{"title":"A study on the role of latent variables in the encoder-decoder model using image datasets","authors":"Saki Okamoto, Kenya Jin'no","doi":"10.1587/nolta.14.652","DOIUrl":"https://doi.org/10.1587/nolta.14.652","url":null,"abstract":"An encoder-decoder model consists of an encoder that encodes the input into a low-dimensional latent variable and a decoder that decodes the obtained latent variable to the same dimension as the input. The encoder-decoder model performs representation learning to automatically extract features of the data, but the model is a black box and it is not clear what features are extracted. We focused on whether including a skip connection between the encoder and decoder increased accuracy. It is generally believed that this skip connection plays a role in conveying high-resolution information. However, its actual role remains unclear. In this study, we focused on this concatenation. We experimentally clarified the role of the latent variables conveyed by this concatenation when the images given to the input and output were the same or different during training.","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"127 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135843339","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}
{"title":"Bifurcations in a forced Wilson-Cowan neuron pair","authors":"Masaki Yoshikawa, K. Ono, T. Ueta","doi":"10.1587/nolta.14.366","DOIUrl":"https://doi.org/10.1587/nolta.14.366","url":null,"abstract":"","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"49 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74378370","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}
{"title":"Fine-grained QoS provisioning with micropayments in wireless networks","authors":"Hideya Masaki, Kien Nguyen, Hiroo Sekiya","doi":"10.1587/nolta.14.50","DOIUrl":"https://doi.org/10.1587/nolta.14.50","url":null,"abstract":"","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"1 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72720458","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}
{"title":"Functional connectivity analysis on hierarchical reservoir computing model","authors":"Yoshihiro Yonemura, Yuichi Katori","doi":"10.1587/nolta.13.446","DOIUrl":"https://doi.org/10.1587/nolta.13.446","url":null,"abstract":"","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"6 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91014422","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}
{"title":"Consideration of the output series generated by hysteresis reservoir computing","authors":"Tsukasa Saito, K. Jin'no","doi":"10.1587/nolta.13.258","DOIUrl":"https://doi.org/10.1587/nolta.13.258","url":null,"abstract":"","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"90 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90598908","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}
Shahrzad Mahboubi, Ryo Yamatomi, S. Indrapriyadarsini, H. Ninomiya, H. Asai
{"title":"On the study of the memory-less quasi-Newton method with momentum term for neural network training","authors":"Shahrzad Mahboubi, Ryo Yamatomi, S. Indrapriyadarsini, H. Ninomiya, H. Asai","doi":"10.1587/nolta.13.271","DOIUrl":"https://doi.org/10.1587/nolta.13.271","url":null,"abstract":"","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"65 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90834877","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}
{"title":"Experimental demonstration of adaptive model selection based on reinforcement learning in photonic reservoir computing","authors":"Ryohei Mito, Kazutaka Kanno, M. Naruse, A. Uchida","doi":"10.1587/nolta.13.123","DOIUrl":"https://doi.org/10.1587/nolta.13.123","url":null,"abstract":": Reservoir computing provides superior information processing ability for a time series prediction based on appropriate learning prior to task execution. The performance of reservoir computing, however, may degrade if the characteristics of the input signal drastically change over time because the internal model of reservoir computing deviates from the subjected input signal trains. We propose a method for adaptive model selection using reinforcement learning in electro-optic delay-based reservoir computing. We experimentally show that an adaptive model selection is effective when different dynamical models for the input signals change dynamically over time.","PeriodicalId":54110,"journal":{"name":"IEICE Nonlinear Theory and Its Applications","volume":"13 1","pages":""},"PeriodicalIF":0.5,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87393182","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}