Ikuo Oka

Publication Activity (10 Years)

Years Active: 1986-2020
Publications (10 Years): 10

Top Topics

Social Networking

Traffic Patterns

Error Probability

Top Venues

Publications

Yuki Imamura, Nobuyuki Nakamura, Taketsugu Yao, Shingo Ata, Ikuo Oka
A Device Identification Method Based on Combination of Multiple Information. NOMS (2020)
Koki Samoto, Ikuo Oka, Shingo Ata
Probability Distribution Analysis of Backoff Time with Frozen Backoff in CSMA/CA. ISPACS (2019)
Taiga Okutate, Ikuo Oka, Shingo Ata
Channel Selection Metric by the Number of Users and SNR in WLAN. ISPACS (2019)
Tadashi Tomizuka, Riku Iwanaga, Ikuo Oka, Shingo Ata
Exact Analysis for Error Probability of Max-Log-MAP Decoding in Sequence Dependent Channels. ISITA (2018)
Kuniko Yamada, Hiroshi Ueda, Harumi Murakami, Ikuo Oka
Presenting Mathematical Expression Images on Web to Support Mathematics Understanding. IEA/AIE (2) (2017)
Shingo Ata, Yusuke Iemura, Nobuyuki Nakamura, Ikuo Oka
Identification of user behavior from flow statistics. APNOMS (2017)
Hiroki Kawai, Shingo Ata, Nobuyuki Nakamura, Ikuo Oka
Identification of communication devices from analysis of traffic patterns. CNSM (2017)
Hodaka Tashiro, Yu Morishima, Ikuo Oka, Shingo Ata
PAPR control of OFDM signals using spinal codes. ISITA (2016)
Shinji Nishijima, Ikuo Oka, Shingo Ata
Maximum likelihood estimation for SNR in Nakagami fading channels. ISITA (2016)
Masami Nawa, Kenzo Okuda, Shingo Ata, Yasuto Kuroda, Yuji Yano, Hisashi Iwamoto, Kazunari Inoue, Ikuo Oka
Energy-efficient high-speed search engine using a multi-dimensional TCAM architecture with parallel pipelined subdivided structure. CCNC (2016)
Tatsuya Sato, Shingo Ata, Ikuo Oka, Yasuhiro Sato
Abstract model of SDN architectures enabling comprehensive performance comparisons. CNSM (2015)
Yuichi Kumano, Shingo Ata, Nobuyuki Nakamura, Yoshihiro Nakahira, Ikuo Oka
Enhancing immediacy of identification with multi-stage application identification. NTMS (2015)
Hiroki Nakayama, Shingo Ata, Ikuo Oka
Caching algorithm for content-oriented networks using prediction of popularity of contents. IM (2015)
Yuichi Kumano, Shingo Ata, Nobuyuki Nakamura, Yoshihiro Nakahira, Ikuo Oka
Towards real-time processing for application identification of encrypted traffic. ICNC (2014)
Daiki Hato, Yu Morishima, Ikuo Oka, Shingo Ata
Error probability analyses of maximum a posteriori probability decoding by moment techniques. ISITA (2014)
Yuki Kawai, Yasuhiro Sato, Shingo Ata, Dijiang Huang, Deep Medhi, Ikuo Oka
A database oriented management for asynchronous and consistent reconfiguration in Software-Defined Networks. NOMS (2014)
Akira Wada, Yasuhiro Sato, Xuan Liu, Tianyi Xing, Shingo Ata, Deep Medhi, Dijiang Huang, Ikuo Oka
A behavior based policy management for adaptive trustworthiness assignment in future network. IM (2013)
Shogo Nakanishi, Yu Morishima, Ikuo Oka, Shingo Ata
Majority decision sensor networks composed of binary tree fading links. APCC (2013)
Thi Thi Zin, Ikuo Oka, Takuya Sasayama, Shingo Ata, Hitoshi Watanabe, Hiroshi Sasano
Image Processing Approach to Automatic Scoring System for Archery Targets. IIH-MSP (2013)
Yutaka Yasuda, Shingo Ata, Ikuo Oka
Proactive cache management method for content hash based distributed archive system. ICOIN (2013)
Hisashi Iwamoto, Yuji Yano, Yasuto Kuroda, Koji Yamamoto, Kazunari Inoue, Ikuo Oka
A 250 Msps, 0.5 W eDRAM-Based Search Engine Dedicated Low Power FIB Application. IEICE Trans. Electron. (8) (2013)
Hiroki Nakayama, Shingo Ata, Ikuo Oka
Predicting time series of individual trends with resolution adaptive ARIMA. M&N (2013)
Sou Koyano, Shingo Ata, Hisashi Iwamoto, Yuji Yano, Yasuto Kuroda, Kazunari Inoue, Ikuo Oka
A study on micro level traffic prediction for energy-aware routers. ACM SIGOPS Oper. Syst. Rev. 47 (3) (2013)
Kenzo Okuda, Shingo Ata, Yasuto Kuroda, Yuji Yano, Hisashi Iwamoto, Kazunari Inoue, Ikuo Oka
2D Sliced Packet Buffer with traffic volume and buffer occupancy adaptation for power saving. CCNC (2013)
Kazuya Zaitsu, Koji Yamamoto, Yasuto Kuroda, Kazunari Inoue, Shingo Ata, Ikuo Oka
FPS-RAM: Fast Prefix Search RAM-Based Hardware for Forwarding Engine. IEICE Trans. Commun. (7) (2012)
Sou Koyano, Shingo Ata, Ikuo Oka, Kazunari Inoue
A High-Grained Traffic Prediction for Microseconds Power Control in Energy-Aware Routers. UCC (2012)
Yasuhiro Sato, Hirona Shimokawa, Shingo Ata, Ikuo Oka
Towards Social Networking: A Proof-of-Concept Model. SocialCom/PASSAT (2012)
Yu Morishima, Ikuo Oka, Shingo Ata
Exact bit error analysis of soft decision Viterbi decoding for truncated path history and an application to interference channels. ISPACS (2012)
Kuniko Yamada, Hiroshi Ueda, Harumi Murakami, Ikuo Oka
Presenting mathematical web pages for understanding lectures. SCIS&ISIS (2012)
Hiroomi Isozaki, Shingo Ata, Ikuo Oka
Modeling of flows based on behavior of applications. ICOIN (2012)
Yasuhiro Sato, Hirona Shimokawa, Shingo Ata, Ikuo Oka
Cross-community approach for efficient information retrieval in social networking. NOMS (2012)
Ikuo Oka, Takafumi Kinugasa, Shingo Ata
Block length estimation for block orthogonal modulations by cyclic moments. ISPACS (2012)
Chiaki Honda, Ikuo Oka, Shingo Ata
Signal detection and modulation classification using a goodness of fit test. ISITA (2012)
Takafumi Kinugasa, Ikuo Oka, Shingo Ata
Basis Vector Estimation Analysis for Identification of Block Orthogonal Modulations. IEICE Trans. Commun. (5) (2012)
Shin'ichiro Higashi, Shingo Ata, Akihiro Nakao, Ikuo Oka
Server selection for equalizing of performance in distributed cooperative system. ICOIN (2011)
Yohei Okada, Shingo Ata, Nobuyuki Nakamura, Yoshihiro Nakahira, Ikuo Oka
Comparisons of Machine Learning Algorithms for Application Identification of Encrypted Traffic. ICMLA (2) (2011)
Yasuhiro Sato, Shin'ichiro Kitano, Shingo Ata, Ikuo Oka
Estimating Environment-Independent Parameters on Basis of Comparative Assessment of User's Subjectivity. IEICE Trans. Commun. (8) (2011)
Kazutaka Nishino, Shinji Tani, Ikuo Oka, Shingo Ata
Error Probability Analysis of Majority Decision in Tree Network Composed of BSC. IEICE Trans. Commun. (2) (2011)
Aki Kaizu, Yu Morishima, Ikuo Oka, Shingo Ata
Moment Analysis of Decision Variables for MAP Decoding. ICCCN (2011)
Yu Morishima, Ikuo Oka, Shingo Ata
Pulse interference mitigation techniques for QPSK and QAM using Viterbi decoding. ISITA (2010)
Kazuya Zaitsu, Koji Yamamoto, Yasuto Kuroda, Kazunari Inoue, Shingo Ata, Ikuo Oka
Hardware implementation of fast forwarding engine using standard memory and dedicated circuit. ICECS (2010)
Ikuo Oka
Foreword. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (11) (2010)
Daisuke Shimbo, Ikuo Oka
A modulation classification using amplitude moments in OFDM systems. ISITA (2010)
Masato Doi, Shingo Ata, Ikuo Oka
Analysis of Time-Dependent Query Trends in P2P File Sharing Systems. APNOMS (2009)
Yasuhiro Sato, Shingo Ata, Ikuo Oka
A Strategic Approach for Re-organizing the Internet Topology by Applying Social Behavior Dynamics. J. Netw. Syst. Manag. 17 (1-2) (2009)
Junpei Oshio, Shingo Ata, Ikuo Oka
Identification of Different TCP Versions Based on Cluster Analysis. ICCCN (2009)
Yasuhiro Sato, Shingo Ata, Ikuo Oka, Chikato Fujiwara
Inferring Network Impact Factors: Applying Mixed Distribution to Measured RTTs. IEICE Trans. Commun. (4) (2009)
Hiroomi Isozaki, Shingo Ata, Ikuo Oka
Estimating flow distribution by using difference information of multiple packet samplings. ICOIN (2009)
Masaki Tai, Shingo Ata, Ikuo Oka
Environment-Independent Online Real-Time Traffic Identification. ICNS (2008)
Yasuhiro Sato, Shin'ichiro Kitano, Shingo Ata, Ikuo Oka
The Measurement of User's Subjective Assessment on Throughput Degradation in Bulk Data Transmission. APNOMS (2008)
Yasuhiro Sato, Shingo Ata, Ikuo Oka
A strategic approach for re-organization of internet topology for improving both efficiency and attack tolerance. NOMS (2008)
Yusuke Toji, Shingo Ata, Ikuo Oka
On the Use of Anonymized Trace Data for Performance Evaluation in IP Routers. APNOMS (2007)
Gang Qin, Shingo Ata, Ikuo Oka, Chikato Fujiwara
Effective Bit Selection Methods for Improving Performance of Packet Classifications on IP Routers. IEICE Trans. Commun. (5) (2007)
Junpei Oshio, Shingo Ata, Ikuo Oka
Real-Time Identification of Different TCP Versions. APNOMS (2007)
Masaki Tai, Shingo Ata, Ikuo Oka
Fast, Accurate, and Lightweight Real-Time Traffic Identification Method Based on Flow Statistics. PAM (2007)
Ikuo Oka, Marc P. C. Fossorier
A general orthogonal modulation model for software radios. IEEE Trans. Commun. 54 (1) (2006)
Yasuhiro Sato, Shingo Ata, Ikuo Oka, Chikato Fujiwara
On Inferring Network Impact Factors by Decomposition of Mixed Distribution. GLOBECOM (2006)
Shingo Ata, Koichi Nagai, Ikuo Oka
Network Support for TCP Version Migration. APNOMS (2006)
Yoshinori Higashi, Shingo Ata, Ikuo Oka, Chikato Fujiwara
Topology-aware server selection method for dynamic parallel downloading. CCNC (2005)
Hideki Yoshikawa, Ikuo Oka, Chikato Fujiwara
Exact analysis of bit error probability for trellis coded QPSK. IEEE Commun. Lett. 9 (3) (2005)
Gang Qin, Shingo Ata, Ikuo Oka, Chikato Fujiwara
Effective bit selection methods for improving performance of packet classifications on IP routers. GLOBECOM (2002)
Hideki Yoshikawa, Ikuo Oka, Chikato Fujiwara, Yoshimasa Daido
Exact Analysis of Bit Error Probability for 4-State Soft Decision Viterbi Decoding. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (10) (2002)
Hideki Yoshikawa, Ikuo Oka, Chikato Fujiwara
Exact analysis of bit error probability for trellis coded modulation. GLOBECOM (2001)
Jaidev Kaniyil, Jun Takei, Shigeru Shimamoto, Yoshikuni Onozato, Tomonori Usui, Ikuo Oka, Tsutomu Kawabata
A Global Message Network Employing Low Earth-Orbiting Satellites. IEEE J. Sel. Areas Commun. 10 (2) (1992)
Yow-Jong Liu, Ikuo Oka, Ezio Biglieri
Error probability for digital transmission over nonlinear channels with application to TCM. IEEE Trans. Inf. Theory 36 (5) (1990)
Kazuhito Ishida, Ikuo Oka, Ichiro Endo
Cochannel Interference Cancelling Effects of MSE Processing and Viterbi Decoding in On-Board Processing Satellites. IEEE Trans. Commun. 34 (10) (1986)