Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
HCS |
2024-03-03 09:20 |
Shizuoka |
Tokoha University(Shizuoka-Kusanagi Campus) (Shizuoka) |
Environment Recognition System for Visually Impaired People Using LIDAR Mounted on User's Head
-- Improvements of Distance Measurement/Acoustic Signal Conversion and Experimental Evaluation -- Liqi Zhu, Tetsuo Tsujioka, Shigeyoshi Nakajima, Hitoshi Watanabe, Ikuo Oka (Osaka Metropolitan Univ.) HCS2023-103 |
LIDAR technology is often used to detect surrounding environment around users. For visually impaired people, a system th... [more] |
HCS2023-103 pp.86-91 |
HCS |
2023-03-02 12:30 |
Shizuoka |
Tokoha University(KusanagiCampus) (Shizuoka, Online) (Primary: On-site, Secondary: Online) |
Sound Signal Generation for the Visually Impaired to Recognize the Scenery Using Music
-- Depth Information with LIDAR and the Expression by Sound Level and Frequence Modulation -- Naoki Aoyama (Osaka City Univ.), Shigeyoshi Nakajima, Tetsuo Tsujioka, Ikuo Oka, Hitoshi Watanabe (Osaka Metropolitan Univ.), Natsumi Kudo (Osaka City Univ.) HCS2022-80 |
In this paper, we propose a system that converts depth information with LIDAR into acoustic signals by sound level or fr... [more] |
HCS2022-80 pp.23-28 |
HCS |
2022-03-11 13:00 |
Online |
Online (Online) |
Development of Archery Game Supporting System for Visually Impaired People
-- Performance Evaluation of Acoustic Sight Based on Practical Experiment -- Sei Ohirabaru, Tetsuo Tsujioka, Hitoshi Watanabe, Ikuo Oka (Osaka City Univ.) HCS2021-64 |
In this paper, we have developed an archery game supporting system for visually impaired.
In the previous studies, ther... [more] |
HCS2021-64 pp.19-24 |
HCS |
2022-03-11 14:00 |
Online |
Online (Online) |
Sound Signal Generation for the Visually Impaired to Recognize the Scenery Using Music
-- Depth Information with LIDAR and the Expression by Pulse Width Modulation -- Naoki Aoyama, Shigeyoshi Nakajima, Tetsuo Tsujioka, Ikuo Oka, Hitoshi Watanabe (Osaka City Univ.) HCS2021-66 |
In this paper, we propose a system that converts depth information with LIDAR into acoustic signals by PWM, and grasps s... [more] |
HCS2021-66 pp.31-36 |
ICM |
2022-03-04 16:00 |
Online |
Online (Online) |
Learning Data Extraction Method for Sequential Accumulation Learning-Based Anomaly Detection Natsuki Fukazawa, Shingo Ata, Ikuo Oka (Osaka City Univ.) ICM2021-58 |
[more] |
ICM2021-58 pp.84-89 |
HCS |
2022-01-29 14:00 |
Online |
Online (Online) |
Development of Archery Game Supporting System for Visually Impaired
-- Prototype Overview of Acoustic Sight Using a Camera with Object Recognition Function and its Basic Experimental Evaluations -- Sei Ohirabaru, Tetsuo Tsujioka, Hitoshi Watanabe, Ikuo Oka (Osaka City Univ.) HCS2021-57 |
In this paper, we have developed an archery game supporting system for visually impaired. In the previous studies, there... [more] |
HCS2021-57 pp.81-88 |
HCS |
2021-08-22 13:00 |
Online |
Online (Online) |
Environmental Cognition by Auditory and Tactile Information Using Plane Recognition Koki Samoto, Ikuo Oka, Tetsuo Tsujioka, Shigeyoshi Nakajima, Hitoshi Watanabe (Osaka City Univ.) HCS2021-28 |
In this paper, we propose a spatial cognition system based on plane recognition as a support system for visually impaire... [more] |
HCS2021-28 pp.63-66 |
ICM |
2021-03-19 10:50 |
Online |
Online (Online) |
[Encouragement Talk]
Utility of Training Data in Sequential Accumulation Learning-Based Anomaly Detection Natsuki Fukazawa, Naoki Yoshida, Shingo Ata, Ikuo Oka (Osaka City Univ.) ICM2020-69 |
In Network-based Intrusion Detection Systems (NIDS) using supervised learning, one of important challengings is how to c... [more] |
ICM2020-69 pp.52-57 |
HCS |
2020-08-22 15:30 |
Online |
Online (Online) |
Environmental Cognition by Auditory Information Using Plane Recognition Kosuke Tomita, Ikuo Oka, Tetsuo Tsujioka, Hitoshi Watanabe (Osaka City Univ.) HCS2020-37 |
In this paper, we propose an environmental cognition system based on plane recognition as an auxiliary system for visual... [more] |
HCS2020-37 pp.95-98 |
ICM |
2020-03-03 10:00 |
Okinawa |
Ohama Nobumoto Memorial Hall (Okinawa) (Cancelled but technical report was issued) |
Automatic Accumulation of Learning Data on Learning-based Anomaly Detection Utilizing Communication Traffics Natsuki Fukazawa, Naoki Yoshida, Shingo Ata, Ikuo Oka (Osaka City Univ.) ICM2019-50 |
With the advancement and diversification of information infrastructure in recent years, the importance
of network secur... [more] |
ICM2019-50 pp.49-54 |
RISING (2nd) |
2019-11-26 14:10 |
Tokyo |
Fukutake Learning Theater, Hongo Campus, Univ. Tokyo (Tokyo) |
|
Due to the sophistication and diversification of information infrastructure in recent years, the risk due to connections... [more] |
|
RISING (2nd) |
2019-11-26 14:10 |
Tokyo |
Fukutake Learning Theater, Hongo Campus, Univ. Tokyo (Tokyo) |
[Poster Presentation]
A method of improving device identification based on multiple identification methods Yuki Imamura (Osaka City Univ.), Nobuyuki Nakamura, Taketsugu Yao (OKI), Shingo Ata, Ikuo Oka (Osaka City Univ.) |
With recent development in communication technology, the number of devices connected to a network is increasing, and sec... [more] |
|
NS, IN, CS, NV (Joint) |
2019-09-06 13:05 |
Miyagi |
Research Institute of Electrical Communication, Tohoku Univ. (Miyagi) |
A Method for Complementing Device Information by Using Similarity of DNS Queries Takuya Hirasawa, Shingo Ata, Ikuo Oka (Osaka City Univ.) IN2019-27 |
In recent networks, which is becoming more and more complicated, it is important to maintain detailed information of dev... [more] |
IN2019-27 pp.23-28 |
NS, IN, CS, NV (Joint) |
2019-09-06 13:30 |
Miyagi |
Research Institute of Electrical Communication, Tohoku Univ. (Miyagi) |
Improvement of Device Identification by using Multiple Monitoring Methods Yuki Imamura (Osaka City Univ.), Nobuyuki Nakamura, Taketsugu Yao (OKI), Shingo Ata, Ikuo Oka (Osaka City Univ.) IN2019-28 |
With recent development in communication technology, security in communication devices especially in IoT devices becomes... [more] |
IN2019-28 pp.29-34 |
IT |
2019-07-25 15:50 |
Tokyo |
NATULUCK-Iidabashi-Higashiguchi Ekimaeten (Tokyo) |
Metric for Channel Selection by the Number of Users and SNR in WLAN Taiga Okutate, Ikuo Oka, Shingo Ata (Osaka City Univ.) IT2019-19 |
A channel selection is employed to switch dynamically the channel to the optimal channel using channel state information... [more] |
IT2019-19 pp.23-26 |
IT |
2019-07-25 16:15 |
Tokyo |
NATULUCK-Iidabashi-Higashiguchi Ekimaeten (Tokyo) |
Probability Distribution of Backoff and Frozen Backoff in CSMA/CA Koki Samoto, Ikuo Oka, Shingo Ata (Osaka City Univ.) IT2019-20 |
Recently, in wireless communications a transmission rate degradation due to the increase of traffic becomes a serious pr... [more] |
IT2019-20 pp.27-30 |
RCS, SIP, IT |
2019-01-31 12:55 |
Osaka |
Osaka University (Osaka) |
Access Point Selection by the Number of Users and SNR Estimation Tatsuhiko Murakami, Ikuo Oka, Shingo Ata (Osaka City Univ.) IT2018-42 SIP2018-72 RCS2018-249 |
Communication efficiency is improved by selecting the base station with the aid on channel state information (CSI). Many... [more] |
IT2018-42 SIP2018-72 RCS2018-249 pp.43-47 |
IT |
2018-07-19 13:40 |
Nara |
Yamato Kaigishitsu (Nara) |
Estimation of The Number of Users by Backoff and Collision Information on WLAN Norihiro Matsumoto, Ikuo Oka, Shingo Ata (Osaka City Univ.) IT2018-12 |
Recently, the number of users using wireless devices is increasing. This causes a transmission rate degradation. To deal... [more] |
IT2018-12 pp.1-4 |
IT |
2018-07-19 14:05 |
Nara |
Yamato Kaigishitsu (Nara) |
Exact Analysis for Error Probability of Viterbi Decoding in Sequence Dependent Channels Tadashi Tomizuka, Riku Iwanaga, Ikuo Oka, Shingo Ata (Osaka City Univ.) IT2018-13 |
In this paper, an exact analysis is presented for bit error probability of Viterbi decoding in sequence dependent channe... [more] |
IT2018-13 pp.5-10 |
IT |
2017-07-13 14:20 |
Chiba |
Chiba University (Chiba) |
An Estimation of Number of Users Using Backoff in DCF on WLAN Norihiro Matsumoto, Ikuo Oka, Shingo Ata (Osaka City Univ.) IT2017-22 |
In WLAN, the AP selection should be based on the AP wireless environments, which include usually used RSSI. However, oth... [more] |
IT2017-22 pp.33-36 |