氏名

カナイ　ケンジ

金井　謙治

職名

次席研究員（研究院講師） (https://researchmap.jp/7000007452/)

所属

（理工学術院総合研究所）

連絡先

メールアドレス

メールアドレス
k.kanai@aoni.waseda.jp

URL等

研究者番号
40732160

学歴・学位

学歴

2005年-2010年 早稲田大学 理工学部 コンピュータ・ネットワーク工学科
2010年-2012年 早稲田大学 基幹理工学研究科 情報理工学専攻 前期課程
2012年-2015年 早稲田大学 基幹理工学研究科 情報理工学専攻 博士後期課程

学位

博士（工学） 早稲田大学

経歴

2013年-2014年早稲田大学卓越した大学院 アンビエントSoC 研究員（RA）
2014年-2016年早稲田大学助手
2016年-2018年早稲田大学助教
2016年-2018年津田塾大学非常勤講師

所属学協会

電子情報通信学会

情報処理学会

IEEE

IEEE ComSoc

IEEE Tokyo Young Professionals

委員歴･役員歴(学外)

2017年-電子情報通信学会 通信方式研究会幹事補佐
2017年-電子情報通信学会 MoNA研究会専門委員
2017年-IEICE 通ソ IoT関連ワークショップ実行委員会実行委員
2016年-電子情報通信学会 Dソサエティ 英文論文誌編集委員会編集委員
2016年-2017年電子情報通信学会 CS研究会専門委員
2015年-情報処理学会 オーディオビジュアル複合情報処理研究会運営委員
2012年-2014年IEEE Student Branch at Waseda UniversityChair

受賞

山下記念研究賞

2017年授与機関：情報処理学会

情報通信マネジメント研究賞

2017年授与機関：電子情報通信学会

英語セッション奨励賞

2014年授与機関：電子情報通信学会

研究分野

キーワード

IoT, 映像配信, モバイルアプリケーション, モバイルネットワーキング, マルチメディアシステム

論文

*** TRANSACTIONS / JOURNALS ***
Methods for Adaptive Video Streaming and Picture Quality Assessment to Improve QoS/QoE Performances

Kenji Kanai, Bo Wei, Zhengxue Cheng, Masaru Takeuchi and Jiro Katto

IEICE Trans. on Comm., July 2019査読有り招待有り

Evaluation of Throughput Prediction for Adaptive Bitrate Control Using Trace-Based Emulation

Bo Wei, Hang Song, Shangguang Wang, Kenji Kanai and Jiro Katto

IEEE Access, Vol.7, pp.51346-51356, Apr.2019.査読有り

A highly accurate transportation mode recognition using mobile communication quality

Wataru Kawakami, Bo Wei, Kenji Kanai and Jiro Katto

IEICE Trans. on Comm. Vol.E102-B, No.4, pp.741-750, Apr. 2019.査読有り

A Fully-blind and Fast Image Quality Predictor with Convolutional Neural Networks

Zhengxue Cheng, Masaru Takeuchi, Kenji Kanai and Jiro Katto

IEICE Trans. on Fundamentals Vol.E101-A, No.9, pp.1557-1566, Sep.2018.査読有り

Energy-efficient Mobile Video Delivery utilizing Moving Route Navigation and Video Playout Buffer Control

Kenji Kanai, Sakiko Takenaka, Jiro Katto and Tutomu Murase

IEICE Communication, Vol.E101-B, No.7, Jul.2018査読有り

HOAH: A Hybrid TCP Throughput Prediction with Autoregressive Model and Hidden Markov Model for Mobile Networks

Wei Bo, Kenji Kanai, Wataru Kawakami and Jiro Katto.

IEICE Communication, Vol.E101-B, No.7, Jul.2018査読有り

Intelligent Video Surveillance System Based on Event Detection and Rate Adaptation by Using Multiple Sensors

Kenji Kanai, Keigo Ogawa, Masaru Takeuchi, Jiro Katto, Toshitaka Tsuda.

IEICE Communication, Vol.E101-B, No.3, Mar.2018査読有り

Overview of Multimedia Mobile Edge Computing

Kenji Kanai, Kentaro Imagane, Jiro Katto.

ITE Trans. on MTA Jan. 2018 (invited paper).査読有り招待有り

Proactive Content Caching for Mobile Video utilizing Transportation Systems and Evaluation through Field Experiments

Kenji Kanai, Takeshi Muto, Jiro Katto, Shinya Yamamura, Tomoyuki Furutono, Takafumi Saito, Hirohide Mikami, Kaoru Kusachi, Toshitaka Tsuda, Wataru Kameyama, Yong-Jin Park and Takuro Sato.

IEEE JSAC, Vol.234, Issue. 8, pp.2102-2114, Aug. 2016.査読有り

Performance Evaluations of Comfort Route Navigation Providing High-QoS Communication for Mobile Users

Kenji Kanai, Jiro Katto and Tutomu Murase.

ITE Trans. on MTA, Vol.2, No.4, pp.327-335, 2014.査読有り

*** International conferences ***
Field Experiments of 28 GHz Band 5G System at Indoor Train Station Platform

Mayuko Okano, Yohei Hasegawa, Kenji Kanai, Bo Wei and Jiro Katto

IEEE CCNC 2020, Jan.2020.査読有り

Performance Evaluations of Viewport Movement Prediction and Rate Adaptation for tile-based 360-degree Video Delivery

Yuya Shinohara, Kenji Kanai and Jiro Katto

IEEE ISM 2019, Dec.2019.査読有り

Road Infrastructure Monitoring System using E-Bikes and Its Extensions for Smart Community

Jiro Katto, Masaru Takeuchi, Kenji Kanai and Heming Sun

SMAS 2019, ACM Mobicom Workshop, Oct. 2019.査読有り

A Function Clustering Algorithm for Resource Utilization in Service Function Chaining,

Hidehiro Kanemitsu, Kenji Kanai, Jiro Katto and Hidenori Nakazato

IEEE CLOUD 2019, July 2019.査読有り

Performance Evaluations of IoT Device Virtualization for Efficient Resource Utilization

Keigo Ogawa, Hibiki Sekine, Kenji Kanai, Kenichi Nakamura, Hidehiro Kanemitsu, Jiro Katto and Hidenori Nakazato

2019 Global IoT Summit, Jun.2019.査読有り

Performance Evaluations of Tile-based 360-degree DASH Streaming with Clustering-based Viewport Prediction

Yuya Shinohara, Satomi Shirasaki, Yiyan Wu, Kenji Kanai and Jiro Katto

IEEE 2019 ICCE-TW, May.2019.査読有り

Performance Evaluations of IEEE 802.11ad and Human Pose Detection towards Intelligent Video Surveillance System

Mayuko Okano, Kenji Kanai and Jiro Katto

IEEE 2019 ICCE-TW, May.2019.査読有り

TCP throughput characteristics over 5G millimeter-wave network in an indoor train station

Mayuko Okano, Yohei Hasegawa, Kenji Kanai, Bo Wei and Jiro Katto

IEEE WCNC 2019, Apr.2019.査読有り

IoT Device Virtualization for Efficient Resource Utilization in Smart City IoT Platform

Keigo Ogawa, Kenji Kanai, Kenichi Nakamura, Jiro Katto and Hidenori Nakazato

IEEE PerCom 2019, WiP, Mar.2019.査読有り

Accuracy Evaluations of Contact-Free Heart Rate Measurement Methods Using 4K Facial Images

M.Yasumaru, Z.Cheng, R.Yokoyama, K.Kanai and J.Katto

IEEE ICCE 2019, Jan.2019.査読有り

TRUST: A TCP Throughput Prediction Method in Mobile Networks

Bo Wei, Wataru Kawakami, Kenji Kanai, Jiro Katto and Shangguang Wang

IEEE Globecom 2018, Dec.2018.査読有り

Machine Learning based Transportation Modes Recognition using Mobile Communication Quality

Wataru Kawakami, Kenji Kanai, Bo Wei and Jiro Katto

IEEE ICME 2018, July 2018.査読有り

A Fast No-Reference Screen Content Image Quality Prediction using Convolutional Neural Networks

Zhengxue Cheng, Masaru Takeuchi, Kenji Kanai, and Jiro Katto

IEEE MLAI Workshop in ICME 2018, July 2018.査読有り

Perceptual Quality Driven Adaptive Video Coding Using JND Estimation

Masaru Takeuchi, Shintaro Saika, Yusuke Sakamoto, Tatsuya Nagashima, Zhengxue Cheng, Kenji Kanai, Jiro Katto, Kaijin Wei, Ju Zengwei and Xu Wei

PCS 2018, June.2018.査読有り

Performance Evaluations of Software-Defined Acoustic MIMO-OFDM transmission

Airi Sakaushi, Mayuko Okano, Kenji Kanai and Jiro Katto

IEEE WCNC 2018, Apr.2018. (to be published)

Edge-centric Video Surveillance System Based on Event-driven Rate Adaptation for 24-hour Monitoring

Airi Sakaushi, Kenji Kanai, Jiro Katto and Toshitaka Tsuda

IEEE PerFoT 2018, Mar.2018. (to be published)

Performance Evaluations of Multimedia Service Function Chaining in Edge Cloud

Kentaro Imagane, Kenji Kanai, Jiro Katto, Toshitaka Tsuda and Hidenori Nakazato.

IEEE CCNC 2018, Jan.2018.

Edge-centric Field Monitoring System for Energy-efficient and Network-friendly Field Sensing

Keigo Ogawa, Kenji Kanai, Masaru Takeuchi, Jiro Katto and Toshitaka Tsuda.

IEEE EdgeCom 2018, Jan.2018.

A History-based TCP Throughput Prediciton Incorporating Communication Quality Features by Support Vector Regression for Mobile Network

Bo Wei, Wataru Kawakami, Kenji Kanai and Jiro Katto.

IEEE ISM 2017, Dec.2017.

QoS and QoE Evaluations of 2K and 4K DASH Contents Distributions

Tatsuya Nagashima, Kenji Kanai and Jiro Katto.

IEEE IMAD 2017, Dec.2017.

Image Quality Evaluations of Image Enhancement Under Various Encoding Rates for Video Surveillance System

Airi Sakaushi, Kenji Kanai, Jiro Katto and Toshitaka Tsuda.

IEEE GCCE 2017, Oct.2017.

Accuracy Evaluations of Human Moving Pattern Using Communication Quality Based on Machine Learning,

Wataru Kawakami, Kenji Kanai, Bo Wei and Jiro Katto.

IEEE GCCE 2017, Oct.2017.

QoS and QoE Evaluations of 2K and 4K Video Distribution Using MPEG-DASH,

Tatsuya Nagashima, Kenji Kanai and Jiro Katto.

IEEE GCCE 2017, Oct.2017.

Adaptive Video Streaming in Hybrid Landslide Detection System with D-S Theory,

Zhi Liu, Kenji Kanai, Masaru Takeuchi, Toshitaka Tsuda and Hiroshi Watanabe.

IEEE Smart Multimedia2017, May 2017．

Green Video Delivery System using Moving Route Navigation and Playout Buffer Control

Sakiko Takenaka, Kenji Kanai, Jiro Katto and Tutomu Murase.

IEEE CCNC 2017, Jan.2017.

Quality Evaluations of 8K/60P UHDTV Retransmission for a Broadcasting and Communication Integrated Platform

Rintaro Harada, Shintaro Saika, Masaru Takeuchi, Kenji Kanai, Jiro Katto and Yasutaka Matsuo.

IEEE ISM 2016, Dec.2016.

Evaluation and Analysis of System Latency of Edge Computing for Multimedia Data Processing,

Kentaro Imagane, Kenji Kanai, Jiro Katto and Toshitaka Tsuda.

IEEE GCCE 2016, Oct.2016.

Performance Evaluations of Edge Computing for Multimedia Data Processing

Kentaro Imagane, Kenji Kanai, and Jiro Katto.

IEICE SISA 2016, Sep.2016.

History-Based Throughput Prediction with Hidden Markov Model in Mobile Networks,

Wei Bo, Kenji Kanai and Jiro Katto.

IEEE Packet Video Workshop, Jul.2016.

Performance Evaluation of Proactive Content Caching for Mobile Video through 50-User Field Experiment

Kenji Kanai, Takeshi Muto, Jiro Katto, Wataru Kameyama, Yong-Jin Park, Takuro Sato, Shinya Yamamura, Tomoyuki Furutono, Takafumi Saito, Hirohide Mikami, Kaoru Kusachi and Toshitaka Tsuda.

IEEE ICNS 2015, Dec.2015.

Content Offloading System on CCN Architecture utilizing Transportation Systems

Hiroto Kisara, Sayo Kurokawa, Kenji Kanai and Jiro Katto.

IEEE ICNS 2015, Dec.2015.

Energy Consumption Evaluation of ICN Toward PowerSaving Video Delivery

Daiki Aoki, Sakiko Takenaka, Kenji Kanai, Jiro Katto, Hidenori Nakazato and Marie Hirose.

IEEE GreenCom 2015, pp.390-395, Dec.2015.

Energy Efficient Video Streaming over Named Data Networking using Interest Aggregation and Playout Buffer Control

Yuya Ishizu, Kenji Kanai, Jiro Katto, Hidenori Nakazato and Marie Hirose.

IEEE GreenCom 2015, pp.318-324, Dec.2015.

Evaluations of 4K/2K Video Streaming Using MPEG-DASH with Buffering Behavior Analysis

Rintaro Harada, Kenji Kanai and Jiro Katto.

IEEE GCCE 2015, Oct.2015.

QoS Improvement of Mobile 4K Video by Using Radio Quality Map

Sakiko Takenaka, Kenji Kanai and Jiro Katto.

IEEE GCCE 2015, Oct.2015.

Implementation Evaluation of Proactive Content Caching using DASH-NDN-JS,

Takeshi Muto, Kenji Kanai and Jiro Katto.

IEEE WCNC 2015, pp.2239-2244, Mar.2015.

A Highly-Reliable Buffer Strategy Based on Long-Term Throughput Prediction for Mobile Video Streaming

Kenji Kanai, Konishi Hidenori, Yuya Ishizu and Jiro Katto.

IEEE CCNC 2015, pp.677-682, Jan.2015.

Proactive content caching utilizing transportation systems and its evaluation by field experiment

Kenji Kanai, Takeshi Muto, Hiroto Kisara, Jiro Katto, Toshitaka Tsuda, Wataru Kameyama, Yong-Jin Park and Takuro Sato.

IEEE Globecom 2014, pp.1399-1404, Dec.2014.

Comfort Route Navigation Providing High Communication Quality and Energy Saving for Mobile Devices

Kenji Kanai, Hidenori Konishi, Jiro Katto and Tutomu Murase.

IEEE GCCE 2014, pp.547-548, Oct.2014.

Improvement of throughput prediction accuracy for video streaming in mobile environment

Hidenori Konishi, Kenji Kanai and Jiro Katto.

IEEE GCCE 2014, pp.749-750, Oct.2014.

Performance Analysis and Validation of High QoS Route Navigation for Mobile Users

Kenji Kanai, Jiro Katto and Tutomu Murase.

APNOMS 2014, Sep.2014.

Evaluation of MPEG-DASH over CCNx over different TCPs

Takeshi Muto, Wang Wu, Suphakit Awiphan, Kenji Kanai and Jiro Katto.

Packet Video Workshop 2013, Dec.2013.

QoS Characteristics on a Longcut Route with Various Radio Resource Models

Kenji Kanai, Yuri Akamatsu, Jiro Katto and Tutomu Murase.

IEEE PERCOM Workshop 2012, pp.419-422, Mar.2012.

Implementation and Performance Evaluations of Adaptive Rate Control Mechanisms in VIC

Kenji Kanai, Masaru Takeuchi and Jiro Katto.

Workshop on Picture Coding and Image Processing 2010, Dec.2010.

特許

整理番号：1506

コンテンツ配信システム及び方法（日本）

甲藤　二郎, 佐藤　拓朗, 津田　俊隆, 亀山　渉, 金井　謙治

特願2014-029315、特開2015-153361

外部研究資金

科学研究費採択状況

研究種別：

無線通信品質予測を活用した高速かつ省電力なコンテンツ配信手法

2017年-0月-2020年-0月

配分額：￥4160000

研究種別：

稠密な無線LANの高品質化を実現するユーザ移動制御方法

2015年-0月-2018年-0月

配分額：￥17550000

研究種別：

世界最高水準のモバイルICT環境を実現する次世代情報通信基盤と応用実証

2015年-0月-2019年-0月

配分額：￥34840000

研究種別：

無線LANを用いた車載APの広域被覆配置による広域高速大容量通信

2019年-0月-2022年-0月

配分額：￥17030000

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