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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IN, NS (Joint) |
2023-03-02 15:10 |
Okinawa | Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
A design of data structures for stateless 5G core network Kunio Akashi (The Univ. of Tokyo), Hiroki Watanabe, Keiichi Shima, Tomoya Hasegawa, Tatsuro Murata, Tomoaki Kanaya, Ryoji Hirai, Takahiro Hirotaka (SoftBank), Seiichi Yamamoto, Takuji Iimura (The Univ. of Tokyo), Katsuhiro Horiba (SoftBank), Yuji Sekiya (The Univ. of Tokyo)  IN2022-86 |
In 5G Core Network (5GC) deployment services, network functions maintain UE context information. This adds complexity to... [more] | IN2022-86 pp.121-126 |
| IN, NS (Joint) |
2023-03-03 13:30 |
Okinawa | Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
An implementation of a stateless procedural 5G core network using Network Function based 5G core network software Hiroki Watanabe, Keiichi Shima, Tomoya Hasegawa, Tatsuro Murata, Tomoaki Kanaya, Ryoji Hirai, Takahiro Hirotaka (SoftBank), Kunio Akashi, Seiichi Yamamoto, Takuji Iimura, Yuji Sekiya (The Univ. of Tokyo), Katsuhiro Horiba (SoftBank) NS2022-242 |
In a standard 5G core network (CN；5GC), a single Network Function (NF) accommodates a large number of User Equipment (UE... [more] | NS2022-242 pp.430-435 |
| RCS, NS (Joint) |
2022-12-15 16:10 |
Aichi | Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Design of stateless 5G core network with procedural processing Hiroki Watanabe, Keiichi Shima, Tomoya Hasegawa, Tatsuro Murata, Tomoaki Kanaya, Ryoji Hirai, Takahiro Hirotaka (SoftBank), Kunio Akashi, Seiichi Yamamoto, Takuji Iimura, Yuji Sekiya (The Univ. of Tokyo), Katsuhiro Horiba (SoftBank) NS2022-139 |
In standard 5GC, a single Network Function (NF) serves a large number of User Equipments (UEs), and the context of a UE ... [more] | NS2022-139 pp.54-59 |
| HCGSYMPO (2nd) |
2019-12-11 - 2019-12-13 |
Hiroshima | Hiroshima-ken Joho Plaza (Hiroshima) | Prototyping function assignment of countdown train timetable application on handheld and smartphone Keisuke Nishita, Tuneo Kato, Seiichi Yamamoto (Doshisha Univ.) |
Unlike a handheld device, a smartwatch has accessibility to check the screen and respond quickly. On the other hand, the... [more] | |
| HCGSYMPO (2nd) |
2017-12-13 - 2017-12-15 |
Ishikawa | THE KANAZAWA THEATRE | BubbleFlick: Improved Japanese Kana Flick Input Interface for Smartwatch and Its 30 day Continuing Evaluation Takaki Tojo, Tsuneo Kato, Seiichi Yamamoto (Doshisha Univ.) |
A user-friendly Japanese text-entry method for smartwatches is anticipated to enhance the appeal of smartwatches to pote... [more] | |
| IA | 2016-11-03 13:50 |
Overseas | Taipei (Taiwan) | Design and Architecture of JGN Seiichi Yamamoto (NICT/Tokyo Univ.), Kazumasa Kobayashi, Eiji Kawai (NICT) IA2016-27 |
[more] | IA2016-27 pp.7-11 |
| NLC, IPSJ-NL, SP, IPSJ-SLP, JSAI-SLUD (Joint) [detail] |
2014-12-16 13:30 |
Kanagawa | Tokyo Institute of Technology (Suzukakedai Campus) | A Study on Speaker Recognition Method in Consideration of Speaking Style Differences in Lecture Speech Kota Nakatsuji (Doshisha Univ.), Masafumi Nishida (Nagoya Univ.), Seiichi Yamamoto (Doshisha Univ.) SP2014-123 |
Speaker recognition technology has been applied to achieve a variety of tasks such as minute taking and speaker search f... [more] | SP2014-123 pp.141-146 |
| SP | 2013-01-30 13:30 |
Kyoto | Doshisha Univ. | A Preliminary Investigation on Improving Chinese Pinyin-to-character Conversion Using MI Based Automatic Lexical Formation Jinsong Zhang (Beijing Language and Culture Univ./NICT), Wei Li (Beijing Language and Culture Univ.), Xiaoyun Wang, Masafumi Nishida, Seiichi Yamamoto (Doshisha Univ.) SP2012-98 |
[more] | SP2012-98 pp.1-5 |
| SP | 2013-01-30 14:00 |
Kyoto | Doshisha Univ. | A Study on Perceptual Training of Mandarin Tone 2 and Tone 3 by Japanese Learners Jinsong Zhang (Beijing Language and Culture Univ./NICT), Yue Sun (Beijing Language and Culture Univ.), Ting Zou (Leiden Univ.), Xiaoyun Wang, Masafumi Nishida, Seiichi Yamamoto (Doshisha Univ.) SP2012-99 |
[more] | SP2012-99 pp.7-12 |
| SP | 2013-01-30 14:30 |
Kyoto | Doshisha Univ. | Detection Method of Utterances out-of-Scope for Dialogue-based CALL Systems trained with Learner Corpus Yu Nagai, Xiaoyun Wang, Masafumi Nishida, Seiichi Yamamoto (Doshisha Univ.) SP2012-100 |
The progress of Automatic Speech Recognition (ASR) has pushed forward research on Computer Aided Language Learning (CALL... [more] | SP2012-100 pp.13-18 |
| SP | 2013-01-30 15:45 |
Kyoto | Doshisha Univ. | A Study on Speaker Recognition Based on Decomposition of Periodic and Aperiodic Components Yuki Ishikawa, Masafumi Nishida (Doshisha Univ.), Masakiyo Fujimoto (NTT), Seiichi Yamamoto (Doshisha Univ.) SP2012-102 |
In conventional researches, mel-frequency cepstral coefficients (MFCC) are widely used for a feature parameter which app... [more] | SP2012-102 pp.25-30 |
| SP, NLC, IPSJ-SLP [detail] | 2011-12-19 15:45 |
Tokyo | Speaker Clustering Using Speaker Subspace Obtained Dynamically based on Variance of Intra-Utterance Yuki Ishikawa, Masafumi Nishida, Seiichi Yamamoto (Doshisha Univ.) NLC2011-42 SP2011-87 |
Speech has two types of information, such as phoneme and speaker. If these information are separated, robust speaker clu... [more] | NLC2011-42 SP2011-87 pp.67-71 |
|
| IA | 2011-10-12 15:20 |
Tokyo | Garden City Shinagawa | IP virtualize service on JGN-X Seiichi Yamamoto (The Univ. of Tokyo), Kazumasa Kobayashi (Kurashiki Univ. of Science and The Arts), Eiji Kawai (NICT), Shinji Shimojo (Osaka Univ.) |
[more] | |
| IA | 2009-09-25 14:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Design of Resource Allocation Meta-System for JGN2plu IaaS Hiroaki Hazeyama (NAIST/NICT), Yoshihiko Kanaumi (Univ. of Tokyo/NICT), Takashi Miyake (NICT), Seiichi Yamamoto (Univ. of Tokyo/NICT), Katsuyuki Hasebe (NTT/NICT), Eiji Kawai (NICT), Kazumasa Kobayashi (Kurashiki Univ. of Sci and The Arts/NICT) IA2009-38 |
JGN2plus Project of NICT Advanced Testbed Network for R\&D group plans to start operating ``Infrastructure as a Service... [more] | IA2009-38 pp.29-36 |
| IA | 2009-09-25 15:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A large scale video distribution experiment cooperate with R&D network Seiichi Yamamoto (Univ of Tokyo/NICT), Katsuyuki Hasebe (NTT/NICT), Yoshiyuki Ota (NICT), Jin Tanaka (KDDI/NICT), Kazumasa Kobayashi (Kurashiki Univ of sci and the arts/NICT), Shinji Shimojo (NICT) IA2009-40 |
[more] | IA2009-40 pp.43-48 |
| IA | 2008-09-26 13:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Special Talk]
Network Operation on JGN2plus
-- Stability and Challenges on tesbed network from operational side -- Seiichi Yamamoto (Univ of Tokyo/NICT), Kazuhiko Nakamura (NICT), Takashi Miyake (Kurashiki University of Science and The Arts), Yoshihiko Kanaumi (Univ of Tokyo/NEC/NICT), Katsuyuki Hasebe (NTT Communications/NICT), Yoshiyuki Ohta (NICT), Jin Tanaka (KDDI/NICT), Yukiji Mikamo (Obis/NICT), Hiroaki Hazeyama (Nara Institute of Science and Technology/NICT), Kazumasa Kobayashi (Kurashiki University of Science and The Arts), Shinji Shimojo (NICT) IA2008-35 |
Japan Gigabit Network(JGN) is High Speed Advanced Testbed Network for Research and Development(R\&D), which is operated ... [more] | IA2008-35 pp.33-38 |
| IA | 2008-09-26 15:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Consideration on the JGN2plus Virtualzation Interoperability TestBed toward an Autonomous System Hosting Service by Virtualization Hiroaki Hazeyama (NAIST), Yoshihiko Kanaumi (Univ. Tokyo/NEC), Masahiro Kinugawa (Eyes,JAPAN), Takashi Miyake (KUSA), Seiichi Yamamoto (Univ. Tokyo), Katsuyuki Hasebe (NTTCom), Kazumasa Kobayashi (KUSA) IA2008-38 |
[more] | IA2008-38 pp.49-54 |
| ET | 2008-03-08 10:55 |
Tokushima | Tokushima Univ. | Development of English learner corpus and an objective measure of proficiency of English Keisuke Kitamura (Doshisha Univ), Keiji Yasuda (ATR), Seiichi Yamamoto, Masuzo Yanagida (Doshisha Univ) ET2007-87 |
Computer Assisted Language Learning (CALL) system should supply exercises adequate for learners, and the system need to ... [more] | ET2007-87 pp.19-24 |
| WIT, TL, SP | 2008-01-25 09:30 |
Shimane | Shimane Univ. | * Hiroki Yamazaki, Keisuke Kitamura, Seiichi Yamamoto (Doshisha Univ.) TL2007-72 SP2007-167 WIT2007-72 |
[more] | TL2007-72 SP2007-167 WIT2007-72 pp.1-6 |
| NS, IN (Joint) |
2007-03-09 09:40 |
Okinawa | Okinawa Convention Center | A Proposal of Traffic Engineering Architecture on IP Multicast Seiichi Yamamoto, Hiroshi Esaki (The Univ of Tokyo) NS2006-189 |
The objective of this study in this dissertation is to propose a practical and operational multicast traffic engineering... [more] | NS2006-189 pp.165-170 |
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