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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OCS, CS (Joint) |
2024-01-11 15:40 |
Kagoshima | [Special Invited Talk]
Progress and Challenges in Quantum-Assisted Communication Systems Naoki Ishikawa (Yokohama National Univ.) |
(Advance abstract in Japanese is available) [more] | ||
| SIP | 2023-08-08 15:25 |
Osaka | Osaka Univ. (Suita) Convention Center (Primary: On-site, Secondary: Online) |
[Invited Talk]
Principles of Quantum Exhaustive Search Algorithm and Its Applications in Communication and Signal Processing Naoki Ishikawa (Yokohama National Univ.)  SIP2023-62 |
In this invited talk, the basic principles of Grover adaptive search, which is a quantum exhaustive search algorithm, ar... [more] | SIP2023-62 p.77 |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 15:15 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
[Short Paper]
AI-assisted Transceiver Processing for Data-Carrying Reference Signaling Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky (ERJ), Naoki Ishikawa (YNU) SR2023-36 |
The focus of this paper is on reducing the decoding complexity while achieving a comparable Symbol Error Rate (SER) and ... [more] | SR2023-36 pp.43-45 |
| RCS, SR, SRW (Joint) |
2023-03-01 17:05 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Proposal of Reference Signal on the Grassmann Manifold Naoki Endo (Yokohama National Univ.), Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky (ERJ), Naoki Ishikawa (Yokohama National Univ.) RCS2022-267 |
In the 5G NR standard, a training method using demodulation reference signals (DM-RS) is adopted for channel estimation,... [more] | RCS2022-267 pp.118-123 |
| RCS, SR, SRW (Joint) |
2023-03-02 10:50 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Numerical Study of Quantum Speedup for Maximum Likelihood Detection of Power-Domain NOMA Masaya Norimoto, Naoki Ishikawa (Yokohama National Univ.) SR2022-86 |
We investigate whether a quantum exhaustive search algorithm, Grover adaptive search (GAS), provides quadratic speedup i... [more] | SR2022-86 pp.11-15 |
| SR | 2022-05-13 15:35 |
Tokyo | NICT Koganei (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Mathematical Similarity Between Wireless Communication and Quantum Computation: Basic Principles and State-of-the-Art Studies Naoki Ishikawa, Masaya Norimoto, Yuki Sano (Yokohama National Univ.) SR2022-18 |
Focusing on the mathematical similarity between wireless communication and quantum computation, our presentation reviews... [more] | SR2022-18 p.77 |
| HIP, VRSJ | 2021-02-18 15:35 |
Online | Online | Examination of changes in facial skin blood flow associated with potential emotional processing Naoki Ishikawa (Keio Univ.), Masato Asahina (Neurology Clinic Tsudanuma), Satoshi Umeda (Keio Univ.) HIP2020-79 |
We examined the dynamics of facial skin blood flow (SkBF) during and after the processing of emotional stimuli accompani... [more] | HIP2020-79 pp.34-39 |
| IA | 2018-09-03 14:35 |
Hokkaido | Hokkaido Univ. Conference Hall | Passive QoS Estimation Method for a Large-Scale Wi-Fi Network and Its Experimental Evaluation Naoki Ishikawa (Hiroshima City Univ.), Yasuhiro Ohishi (IIJ), Tsutomu Nakayama, Kaori Maeda (Hiroshima City Univ.) IA2018-17 |
In this report, we investigate the QoS estimation accuracy of a passive-monitoring-based frame count method in a large-s... [more] | IA2018-17 pp.9-14 |
| SR | 2018-01-25 16:20 |
Fukuoka | Fukuoka univ. | [Invited Talk]
An Epidemic of Spatial Modulation and Its Historical Background over the Past 50 Years Naoki Ishikawa (Hiroshima City Univ.) SR2017-99 |
In this paper, a spatial modulation principle is introduced along with its historical background over the past five deca... [more] | SR2017-99 pp.29-34 |
| ITS, WBS, RCC | 2017-12-14 15:50 |
Okinawa | Tiruru/Okinawa Jichikaikan | [Encouragement Talk]
Spatial Modulation Systems Desigined for Millimeter Wave, Visible Light, and Multicarrier Communications Naoki Ishikawa (Hiroshima City Univ.) WBS2017-61 ITS2017-38 RCC2017-77 |
In this paper, spatial modulation systems that have been proposed for wideband systems are introduced. The spatial modul... [more] | WBS2017-61 ITS2017-38 RCC2017-77 pp.147-152 |
| IA, IN (Joint) |
2017-12-15 13:05 |
Hiroshima | Hiroshima City Univ. | Development of a User-Cooperative Streaming Platform by Container Orchestration Tohru Kondo (HU), Ogawa Ryunosuke, Kaori Maeda, Naoki Ishikawa (HCU) IA2017-63 |
Internet video streaming services have become popular all over the world, where those demands have rapidly increased alo... [more] | IA2017-63 pp.61-66 |
| AI | 2015-06-18 10:40 |
Tokyo | Trading Strategy Learning for Autonomous Agents in Smart Grid Markets Under Stochastic Nature Naoki Ishikawa, Hiroki Sakamoto, Toshiharu Sugawara (Waseda Univ.) AI2015-1 |
[more] | AI2015-1 pp.1-6 |
|
| NLC | 2012-02-03 13:40 |
Niigata | Investigation of deviation of answer submission order between users who frequently submitted answers to the same questions Kenji Umemoto, Naoki Ishikawa, Ryo Nishimura, Yasuhiko Watanabe, Yoshihiro Okada (Ryukoku Univ.) NLC2011-65 |
Some users in a Q&A site abuse the anonymity and attempt to manipulate communications in the Q&A site by using multiple ... [more] | NLC2011-65 pp.53-58 |
|
| IN, NS (Joint) |
2011-03-04 14:30 |
Okinawa | Okinawa Convention Center | Reducing Overloaded Search Routes to Reduce Search Load in P2P System Naoki Ishikawa, Aki Kobayashi (Kogakuin Univ.) IN2010-207 |
Replication methods in a P2P system have been extensively studied to find a way to reduce the content delivery load, and... [more] | IN2010-207 pp.377-382 |
| NLC | 2011-01-27 13:00 |
Ishikawa | Kanazawa Univ. | Detection of Users in a Q&A Site Who Submitted Multiple Answers to a Question by Using Multiple User Accounts Naoki Ishikawa, Kenji Umemoto, Ryo Nishimura, Yasuhiko Watanabe, Yoshihiro Okada (Ryukoku Univ.) NLC2010-30 |
Some users in a Q&A site abuse the anonymity and attempt to manipulate communications in the Q&A site. These users and t... [more] | NLC2010-30 pp.1-6 |
| NLC | 2011-01-27 13:30 |
Ishikawa | Kanazawa Univ. | Detection of users suspected of using multiple user accounts and manipulating evaluations in a community site by considering time between answer submission and the problem resolution Kenji Umemoto, Naoki Ishikawa, Ryo Nishimura, Yasuhiko Watanabe, Yoshihiro Okada (Ryukoku Univ.) NLC2010-31 |
Some users in a Q&A site abuse the anonymity and attempt to manipulate communications in the Q&A site. These users and ... [more] |
NLC2010-31 pp.7-12 |
| NLC, IPSJ-NL | 2010-07-23 14:30 |
Miyagi | Tohoku Univeristy | Detection of Users Suspected of Using Multiple User Accounts and Manipulating Communications in a Q&A Site Naoki Ishikawa, Yasuhiko Watanabe, Ryo Nishimura, Kenji Umemoto, Yoshihiro Okada (Ryukoku Univ.), Masaki Murata (Tottori Univ.) NLC2010-7 |
Some users in a Q&A site abuse the anonymity and attempt to manipulate communications in the Q&A site. These users a... [more] |
NLC2010-7 pp.63-68 |
| NS, IN (Joint) |
2010-03-04 09:00 |
Miyazaki | Miyazaki Phoenix Seagaia Resort (Miyazaki) | Analysis of P2P search load fairness about utilization of the system Naoki Ishikawa, Aki Kobayashi (Kogakuin Univ.) IN2009-163 |
A content search in DHT based P2P systems need many queries to many nodes that makes a search path. Therefore, the node... [more] |
IN2009-163 pp.115-120 |
| NLC | 2010-01-25 11:15 |
Hiroshima | Machizukuri Shimin Kouryu Plaza, Hiroshima City | Detection of Multiple Account Users Suspected of Manipulating Communications in a Q&A Site Naoki Ishikawa, Ryo Nishimura, Yasuhiko Watanabe, Yoshihiro Okada (Ryukoku Univ.) NLC2009-36 |
It is important to submit messages anonymously to a Q&A site. This is because anonymity gives users chances to submit qu... [more] | NLC2009-36 pp.19-24 |
| NLC, IPSJ-NL, JSAI-SLUD [detail] | 2009-07-22 - 2009-07-24 |
Hokkaido | Kitami Institute of Technology | Identication of Authors Suspected of Manipulating Evaluations on Messages in a Communications Site Naoki Ishikawa, Ryo Nishimura, Yasuhiko Watanabe (Ryukoku Univ.), Masaki Murata (NICT), Yoshihiro Okada (Ryukoku Univ.) NLC2009-5 |
There are users who obtain multiple users IDs and pretend to be other persons they are not to manipulate evaluations on ... [more] | NLC2009-5 pp.79-84 |
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