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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 51  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
ICM, LOIS 2013-01-18
11:40
Saga   A Study on the Estimation of Person Mobility Patterns Using Sensor Data of a Mobile Terminal
Satoyuki Uehara (Waseda Univ.), Masatsugu Ichino (UEC), Hideki Yoshii (SBTM), Kazuhiro Tsurumaru, Jiro Katto, Naohisa Komatsu (Waseda Univ.) ICM2012-55 LOIS2012-65
In this paper, we show characteristics of geomagnetic data and acceleration data captured by a three-axis geomagnetic se... [more] ICM2012-55 LOIS2012-65
pp.103-108
CQ, ICM, NS
(Joint)
2012-11-15
09:20
Shiga Nagahama Inst. of Bio-Science and Tech. A Study on Method for Estimating Network Traffic using Logistic Regression
Toshihiro Akizuki (Waseda Univ.), Masatsugu Ichino (UEC), Jiro Katto, Naohisa Komatsu (Waseda Univ.) CQ2012-58
Network traffic volumes continue to increase rapidly with spread of the broadband access and increase of Internet backbo... [more] CQ2012-58
pp.7-12
BioX
(2nd)
2012-08-28
11:00
Tokyo Waseda Univ. Nishiwaseda Campus A Study on the Personal Authentication Using Sensor Data of Mobile Terminal
Hiroki Kasahara (Waseda Univ.), Masatsugu Ichino (UEC), Hideki Yoshii (SBTM), Kazuhiro Tsurumaru, Jiro Katto, Naohisa Komatsu (Waseda Univ.)
In this Paper, we propose a method of personal authentication, using sensor data of a mobile terminal. First, we check t... [more]
BioX
(2nd)
2012-08-28
14:30
Tokyo Waseda Univ. Nishiwaseda Campus Wolf attack based on speech synthesis using LP-residual signal
Shohei Hayashi, Tetsushi Ohki, Naohisa Komatsu, Jiro Katto (Waseda Univ.)
In this paper, we suggest a method of creation of voice that allows the Wolf attack against speaker recognition system. ... [more]
NS 2012-01-26
11:50
Okinawa Ryukyu University Study on monitoring the server method by the distribution of packet response time
Nozomi Kimura, Shogo Imai (Waseda Univ.), Motomitsu Adachi (Fujitsu Labs.), Masatsugu Ichino (UEC), Naohisa Komatsu (Waseda Univ.) NS2011-154
 [more] NS2011-154
pp.53-58
NS 2012-01-26
12:10
Okinawa Ryukyu University Network Bandwidth Measurement Technology based on round trip time of packet pair
Shogo Imai (Waseda Univ.), Motomitsu Adachi (Fujitsu Lab.), Masatsugu Ichino (UEC), Naohisa Komatsu (Waseda Univ.) NS2011-155
In this paper, we describe the network bandwidth measurement using the correlation of RTT(Round Trip Time) of two contin... [more] NS2011-155
pp.59-64
LOIS, ICM 2012-01-20
11:00
Kumamoto Sojo Univ. A Study on the Effectiveness of Cepstrum Analysis using Acceleration Sensor in Walking States Classification
Tomonori Ito, Satoyuki Uehara, Hiroki Kasahara (Waseda Univ), Masatsugu Ichino (UEC), Hideki Yoshii (SOFTBANK TELECOM), Kazuhiro Tsurumaru, Jiro Katto, Naohisa Komatsu (Waseda Univ) ICM2011-38 LOIS2011-63
We will apply cepstrum analysis, which is often used as a voice recognition method, to classify walking states (gait) us... [more] ICM2011-38 LOIS2011-63
pp.39-44
IN, IA
(Joint)
2011-12-16
14:45
Hiroshima Hiroshima City University A Study on the Approximation Formula for the Variance of Waiting Time in a GI/GI/1
Takenori Tamura, Kentaro Hoshi, Yoshitaka Takahashi, Naohisa Komatsu (Waseda Univ.) IN2011-118
(Advance abstract in Japanese is available) [more] IN2011-118
pp.67-71
ICM, CQ, NS
(Joint)
2011-11-11
08:40
Aomori Hirosaki University A Study on External Factors and Method for Estimating Network Traffic
Toshihiro Akizuki (Waseda Univ.), Masatsugu Ichino (UEC), Naohisa Komatsu (Waseda Univ.) CQ2011-51
Network traffic volumes continue to increase rapidly with spread of the broadband access and the increase internet backb... [more] CQ2011-51
pp.43-48
ICM, CQ, NS
(Joint)
2011-11-11
09:00
Aomori Hirosaki University A Study on the Internet Traffic Classification Method based on Score-Level Fusion using Logistic Regression
Hiroaki Maeda, Kentaro Hoshi (Waseda Univ.), Masatsugu Ichino (UEC), Naohisa Komatsu (Waseda Univ.) CQ2011-52
Network Traffic has increased rapidly by spreading high-speed internet. Moreover, the services provided over the interne... [more] CQ2011-52
pp.49-54
ICM, CQ, NS
(Joint)
2011-11-11
17:20
Aomori Hirosaki University A Study on the Characterictics of Waiting Time for Limited Processor Sharing GI/GI/1 System
Ken Kusube, Kentaro Hoshi, Yoshitaka Takahashi, Naohisa Komatsu (Waseda Univ.) CQ2011-60
Now, prices for ICT equipment are getting lower with the innovation of Telecommunication and Broadcasting Technology and... [more] CQ2011-60
pp.97-101
IPSJ-DC, LOIS
(Joint)
2011-07-22
10:00
Hokkaido Future Univ. Hakodate A Study on a Person Authentication Method using User's Internet Access logs
Takenori Tamura, Kazuhiro Tsurumaru (Waseda Univ.), Masatsugu Ichino (UEC), Naohisa Komatsu (Waseda Univ.) LOIS2011-12
In this paper, we consider the effectiveness of person Authentication using life log such as web access logs. In our app... [more] LOIS2011-12
pp.19-24
SITE, IPSJ-EIP 2011-05-19
11:20
Tokyo Tokyo Univ. of Science A report of the six general principles of privacy against lifelog-based service and their practical status
Tomonori Ito (Waseda Univ.), Hideki Yoshii (Softbank Telecom), Kazuhiro Tsurumaru, Naohisa Komatsu (Waseda Univ.) SITE2011-4
With the development of advanced network equipment and mobile devices, services that use the lifelog (individual’s life ... [more] SITE2011-4
pp.17-22
SITE, IPSJ-EIP 2011-05-19
11:45
Tokyo Tokyo Univ. of Science A report of the experimental results for lifelog sensitivity using smart phones
Hideki Yoshii, Masato Takahashi, Kohei Yamasaki (Softbank Telecom), Kazuhiro Tsurumaru, Naohisa Komatsu (Waseda Univ.) SITE2011-5
 [more] SITE2011-5
pp.23-28
IPSJ-GN, LOIS 2011-05-19
13:00
Tokyo NTT Musashino R&D Center A Study on the Walking States Classification Method using Cycles of Acceleration Data
Hiroki Kasahara, Tomonori Ito (Waseda Univ.), Hideki Yoshii (SBTM), Kazuhiro Tsurumaru, Naohisa Komatsu (Waseda Univ.) LOIS2011-3
In this paper, we propose a method that classifies walking condition into three states, walking on the flat ground, goin... [more] LOIS2011-3
pp.21-26
IPSJ-GN, LOIS 2011-05-19
14:00
Tokyo NTT Musashino R&D Center A Study on Geomagnetic Sensor Data in a Mobile Phone for an Estimation of Person Mobility Means
Satoyuki Uehara, Tomonori Ito (Waseda Univ.), Hideki Yoshii (SBTM), Kazuhiro Tsurumaru, Naohisa Komatsu (Waseda Univ.) LOIS2011-5
A geomagnetic sensor is becoming a standard feature for mobile phone. In this paper, we show characteristics of geomagne... [more] LOIS2011-5
pp.33-38
CQ, CS
(Joint)
2011-04-22
14:20
Kagoshima Yakushima Environmental Culture Village Center Mean delay approximation for the mean waiting time in the GI/GI/1 queueing system
Kentaro Hoshi, Yu Nonaka, Yoshitaka Takahashi, Naohisa Komatsu (Waseda Univ.) CQ2011-17
Diffusion approximations are developed different ways, yielding different results. In this paper we redevelop the
diffu... [more]
CQ2011-17
pp.95-98
CQ, MVE, IE
(Joint) [detail]
2011-03-07
13:10
Nagasaki Yasuragi IOUJIMA A further refinement of the diffusion approximations for GI/G/1 system
Kentaro Hoshi, Yu Nonaka, Yoshitaka Takahashi, Naohisa Komatsu (Waseda Univ.)
 [more]
CQ, MVE, IE
(Joint) [detail]
2011-03-07
13:35
Nagasaki Yasuragi IOUJIMA A Study on External Factors to Estimate Network Traffic
Toshihiro Akizuki, Masatsugu Ichino, Naohisa Komatsu (Waseda Univ.), Kei Takeshita, Haruhisa Hasegawa (NTT Corp.) CQ2010-70
Network traffic volumes continue to increase rapidly with spread of the broadband access and the increase internet backb... [more] CQ2010-70
pp.19-24
LOIS 2011-03-04
10:55
Okinawa Ishigaki IT business support center A Study on the Walking States Classification Method using LPC cepstrum of Acceleration Data
Hayato Shirai, Hiroki Kasahara, Tomonori Ito (Waseda Univ.), Hideki Yoshii (SBTM), Naohisa Komatsu (Waseda Univ.) LOIS2010-85
In this paper, we propose a method that classifies acceleration data into walking states by using LPC cepstrum.Walking s... [more] LOIS2010-85
pp.119-124
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