AKAI Naoki 赤井直紀

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Akai Naoki 赤井直紀

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Researcher Number	40786092
Other IDs
Affiliation (Current)	2025: 名古屋大学, 未来社会創造機構, 特任准教授
Affiliation (based on the past Project Information) *help	2024: 名古屋大学, 未来社会創造機構, 特任准教授 2020 – 2023: 名古屋大学, 工学研究科, 助教 2018 – 2019: 名古屋大学, 情報学研究科, 特任助教
Review Section/Research Field	Principal Investigator Basic Section 20020:Robotics and intelligent system-related Except Principal Investigator Basic Section 61050:Intelligent robotics-related / Medium-sized Section 9:Education and related fields / Basic Section 61020:Human interface and interaction-related
Keywords	Principal Investigator 機械学習 / 自己位置推定 / ロボティクス / 物体認識 / モデルベースナビゲーション / 自動走行 / 信頼度 / セマンティクス / 深層学習 / 位相的データ解析 / モデルベース / 移動ロボット / 確率モデリング … More Except Principal Investigator … More 車載映像クラウド探索 / 車載映像クラウド探 / 知識獲得型認識基盤 / 人物行動センシング / 階層化最適制御 / 制御工学 / COVID-19 / 実験授業 / 工学教育 / 歩行者 / 視認性 / 顕著性 / 自動運転 / 高度運転支援 / 視覚的インタラクション Less

人物行動を手掛かりとした車載映像クラウド探索による知識獲得型認識基盤の構築
- Principal Investigator
  
  出口大輔
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 61050:Intelligent robotics-related
- Research Institution
  Nagoya University
A study on probabilistic models for novel intelligent systems that cope with uncertainty of learning modelsPrincipal Investigator
- Principal Investigator
  
  赤井直紀
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 20020:Robotics and intelligent system-related
- Research Institution
  Nagoya University
Establishment of Systems Realizing Laboratory Classes in Multiple Locations Safely at the Same Time and Together
- Principal Investigator
  
  原進
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 9:Education and related fields
- Research Institution
  Nagoya University
Fundamental research on visual interactions between pedestrians and vehicles at dusk and at night
- Principal Investigator
  
  HIRAYAMA Takatsugu
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 61020:Human interface and interaction-related
- Research Institution
  University of Human Environments
  Nagoya University
Study on the use of machine learning approaches for enabling to guarantee safety of model-based autonomous navigationPrincipal Investigator
- Principal Investigator
  
  Akai Naoki
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 20020:Robotics and intelligent system-related
- Research Institution
  Nagoya University

All 2023 2022 2021 2020 2019 2018

All Journal Article Presentation Book

[Book] LiDARを用いた高度自己位置推定システム - 移動ロボットのための自己位置推定の高性能化とその実装例 -2022
- Author(s)
  赤井直紀
- Total Pages
  174
- Publisher
  コロナ社
- ISBN
  9784339032406
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Reliable Monte Carlo localization for mobile robots2023
- Author(s)
  Naoki Akai
- Journal Title
  
  Journal of Field Robotics
  
  Volume: 40 Issue: 3 Pages: 595-613
- DOI
  10.1002/rob.22149
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Two-Stage Input-Output Hidden Markov Model for Car-Pedestrian Interaction Behavior Modeling2022
- Author(s)
  新村文郷，赤井直紀，平山高嗣，劉海龍，川西康友，出口大輔，村瀬洋
- Journal Title
  
  情報処理学会論文誌
  
  Volume: 63 Issue: 8 Pages: 1371-1382
- DOI
  10.20729/00218987
- Year and Date
  2022-08-15
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12080, KAKENHI-PROJECT-17H00745
[Journal Article] Detection of Localization Failures Using Markov Random Fields With Fully Connected Latent Variables for Safe LiDAR-Based Automated Driving2022
- Author(s)
  Naoki Akai, Yasuhiro Akagi, Takatsugu Hirayama,, Takayuki Morikawa, and Hiroshi Murase
- Journal Title
  
  IEEE Transactions on Intelligent Transportation Systems
  
  Volume: 23 Issue: 10 Pages: 17130-17142
- DOI
  10.1109/tits.2022.3164397
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Mobile Robot Localization Considering Uncertainty of Depth Regression From Camera Images2022
- Author(s)
  Naoki Akai
- Journal Title
  
  IEEE Robotics and Automation Letters
  
  Volume: 7 Issue: 2 Pages: 1431-1438
- DOI
  10.1109/lra.2021.3140062
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Experimental stability analysis of neural networks in classification problems with confidence sets for persistence diagrams2021
- Author(s)
  Naoki Akai, Takatsugu Hirayama, and Hiroshi Murase
- Journal Title
  
  Neural Networks
  
  Volume: 143 Pages: 42-51
- DOI
  10.1016/j.neunet.2021.05.007
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Semantic Localization Considering Uncertainty of Object Recognition2020
- Author(s)
  赤井直紀　平山高嗣　村瀬洋
- Journal Title
  
  IEEE Robotics and Automation Letters
  
  Volume: 5 Issue: 3 Pages: 4384-4391
- DOI
  10.1109/lra.2020.2998403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Reliability Estimation for Self-Vehicle Pose Recognition Result Using LiDAR2019
- Author(s)
  赤井直紀　モラレスルイス洋一　平山高嗣　村瀬洋
- Journal Title
  
  Transactions of Society of Automotive Engineers of Japan
  
  Volume: 50 Issue: 2 Pages: 609-615
- DOI
  10.11351/jsaeronbun.50.609
- NAID
  130007618778
- ISSN
  0287-8321, 1883-0811
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Localization Considering Known and Unknown Classes of Observed Objects on a Geometric Map2019
- Author(s)
  赤井直紀　モラレスルイス洋一　平山高嗣　村瀬洋
- Journal Title
  
  Transactions of the Society of Instrument and Control Engineers
  
  Volume: 55 Issue: 11 Pages: 745-753
- DOI
  10.9746/sicetr.55.745
- NAID
  130007748643
- ISSN
  0453-4654, 1883-8189
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Misalignment recognition using Markov random fields with fully connected latent variables for detecting localization failures2019
- Author(s)
  赤井直紀　モラレスルイス洋一　平山高嗣　村瀬洋
- Journal Title
  
  IEEE Robotics and Automation Letters
  
  Volume: 4 Issue: 4 Pages: 3955-3962
- DOI
  10.1109/lra.2019.2929999
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Teaching-Playback Navigation Without a Consistent Map2018
- Author(s)
  赤井直紀　モラレスルイス洋一　村瀬洋
- Journal Title
  
  Journal of Robotics and Mechatronics
  
  Volume: 30 Issue: 4 Pages: 591-597
- DOI
  10.20965/jrm.2018.p0591
- NAID
  130007437404
- ISSN
  0915-3942, 1883-8049
- Year and Date
  2018-08-20
- Language
  English
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Journal Article] Simultaneous pose and reliability estimation using convolutional neural network and Rao-Blackwellized particle filter2018
- Author(s)
  赤井直紀　モラレスルイス洋一　村瀬洋
- Journal Title
  
  Advanced Robotics
  
  Volume: 32 Issue: 17 Pages: 930-944
- DOI
  10.1080/01691864.2018.1509726
- NAID
  120006554468
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] SLAMER: Simultaneous localization and map-assisted environment recognition2023
- Author(s)
  Naoki Akai
- Organizer
  IEEE International Conference on Robotics and Automation
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03773
[Presentation] Obstacle avoidance with zigzag tentacles for multirotor UAVs2023
- Author(s)
  Kazuya Arashi, Naoki Akai, Kane Saliou, and Susumu Hara
- Organizer
  IEEE/SICE International Symposium on System Integration (SII)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] SLAMER: Simultaneous localization and map-assisted environment recognition2023
- Author(s)
  Naoki Akai
- Organizer
  IEEE International Conference on Robotics and Automation (ICRA2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K28164
[Presentation] 触手を模した経路選択およびバックステッピングMPCを用いたクワッドコプタのための障害物回避の実装2022
- Author(s)
  嵐和也，赤井直紀，安井浩毅，サリューカン，原進
- Organizer
  ROBOMECH
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] 階層化最適制御を用いたクアッドコプタのフォーメーションフライトの検証2022
- Author(s)
  赤井直紀，嵐和也，原進
- Organizer
  日本ロボット学会学術講演会概要集
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] 信頼可能な自己位置推定実現のためのアプローチ"2022
- Author(s)
  赤井直紀
- Organizer
  自動制御連合講演会
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Bayesian filtering fusion of optimization-based monocular visual localization and autonomous quadcopter navigation,2022
- Author(s)
  Naoki Akai, Koki Yasui, Kazuya Arashi, Kane Saliou, Daisuke Tsubakino, and Susumu Hara
- Organizer
  Proceedings of the IEEE/SICE International Symposium on System Integration
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] 自己位置推定におけるセマンティクスの確率的活用2022
- Author(s)
  赤井直紀，平山高嗣，村瀬洋
- Organizer
  ROBOMECH
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Navigation style classification using persistent homology2022
- Author(s)
  Naoki Akai, Shota Matsubayashi, Kazuhisa Miwa, Takatsugu Hirayama, and Hiroshi Murase
- Organizer
  Proceedings of the IEEE/SICE International Symposium on System Integration
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] 情報エントロピーにもとづく車両歩行者インタラクションモデルの検討2021
- Author(s)
  新村文郷，赤井直紀，川西康友，平山高嗣，劉海龍，出口大輔，村瀬洋
- Organizer
  第22回計測自動制御学会システムインテグレーション部門講演会（SI2021）
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] Persistent homology in LiDAR-based ego-vehicle localization2021
- Author(s)
  Naoki Akai, Takatsugu Hirayama, and Hiroshi Murase
- Organizer
  Proceedings of the IEEE Intelligent Vehicles Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] 最適化に基づく単眼自己位置推定のベイズフィルタによる融合とそれに基づくクアッドコプタの自律ナビゲーション2021
- Author(s)
  赤井直紀，嵐和也，安井浩毅，サリューカン，椿野大輔，原進
- Organizer
  日本ロボット学会学術講演会概要集
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Monte Carlo Dropoutを適用したEnd-to-End自己位置推定とMCLの融合2021
- Author(s)
  赤井直紀，平山高嗣，村瀬洋
- Organizer
  ロボティクス・メカトロニクス講演演概要集
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Detection of localization failures with probabilistic modeling2021
- Author(s)
  Naoki Akai
- Organizer
  European Conference on Mobile Robots (ECMR) Workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Modeling Eye-Gaze Behavior of Electric Wheelchair Drivers Via Inverse Reinforcement Learning2020
- Author(s)
  Yamato Maekawa, Naoki Akai, Takatsugu Hirayama, Luis Yoichi Morales, Daisuke Deguchi, Yasutomo Kawanishi, Ichiro Ide, Hiroshi Murase
- Organizer
  The 23rd IEEE International Conference on Intelligent Transportation Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] Automatic Interaction Detection between Vehicles and Vulnerable Road Users During Turning at an Intersection2020
- Author(s)
  Hao Cheng, Hailong Liu, Takatsugu Hirayama, Fumito Shinmura, Naoki Akai, Hiroshi Murase
- Organizer
  The 31st IEEE Intelligent Vehicles Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] LiDARを用いた自己位置推定における潜在変数全結合型のマルコフ確率場を用いたミスマッチ検出2020
- Author(s)
  赤井直紀　平山高嗣　村瀬洋
- Organizer
  ロボティクス・メカトロニクス講演演概要集
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] 3D Monte Carlo localization with efficient distance field representation for automated driving in dynamic environments2020
- Author(s)
  赤井直紀　平山高嗣　村瀬洋
- Organizer
  Proceedings of the IEEE Intelligent Vehicles Symposium (IV)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] LiDARを用いた自己位置推定における潜在変数全結合型のマルコフ確率場を用いたミスマッチ検出2020
- Author(s)
  赤井直紀　平山高嗣　村瀬洋
- Organizer
  ロボティクス・メカトロニクス講演演概要集
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Hybrid localization using model- and learning-based methods: Fusion of Monte Carlo and E2E localizations via importance sampling2020
- Author(s)
  赤井直紀　平山高嗣　村瀬洋
- Organizer
  Proceedings of the IEEE International Conference on Robotics and Automation (ICRA)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] An Analysis of How Driver Experience Affects Eye-Gaze Behavior for Robotic Wheelchair Operation2019
- Author(s)
  Yamato Maekawa, Naoki Akai, Takatsugu Hirayama, Luis Yoichi Morales, Daisuke Deguchi, Yasutomo Kawanishi, Ichiro Ide, Hiroshi Murase
- Organizer
  The 5th International Workshop on Egocentric Perception, Interaction and Computing
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] 完全自動運転実現のための信頼度付き自己位置推定の提案2019
- Author(s)
  赤井直紀　平山高嗣　村瀬洋
- Organizer
  計測自動制御学会システム・情報部門学術講演会
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Safety Criteria Analysis for Negotiating Blind Corners in Personal Mobility Vehicles Based on Driver's Attention Simulation on 3D Map2019
- Author(s)
  Naoki Akai, Takatsugu Hirayama, Luis Yoichi Morales Saiki, Hiroshi Murase
- Organizer
  The 22nd IEEE International Conference on Intelligent Transportation Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] Establishing Safer Human-Vehicle Visual Interaction at Night2019
- Author(s)
  Takatsugu Hirayama, Takashi Maeda, Hailong Liu, Luis Yoichi Morales Saiki, Naoki Akai, Hiroshi Murase
- Organizer
  IEEE/RSJ International Conference on Intelligent Robots and Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] 自己回帰入出力隠れマルコフモデルを用いた運転行動のモデル化2019
- Author(s)
  赤井直紀，平山高嗣，モラレス・ルイス洋一，赤木康宏，劉海龍，村瀬洋
- Organizer
  ロボティクス・メカトロニクス講演会
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] 視対象との3次元位置関係に着目した電動車いす運転者の視行動分析2019
- Author(s)
  前川大和，赤井直紀，平山高嗣，モラレスルイス洋一，出口大輔，川西康友，井手一郎，村瀬洋
- Organizer
  電気・電子・情報関係学会東海支部連合大会
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] 確率的自己位置推定法における機械学習の併用2019
- Author(s)
  赤井直紀　平山高嗣　村瀬洋
- Organizer
  日本ロボット学会学術講演会概要集
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Driving Behavior Modeling Based on Hidden Markov Models with Driver's Eye-Gaze Measurement and Ego-Vehicle Localization2019
- Author(s)
  Naoki Akai, Takatsugu Hirayama, Luis Yoichi Morales, Yasuhiro Akagi, Hailong Liu, Hiroshi Murase
- Organizer
  The 30th IEEE Intelligent Vehicles Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] 観測物体のクラスを考慮した自己位置推定2019
- Author(s)
  赤井直紀　モラレスルイス洋一　平山高嗣　村瀬洋
- Organizer
  ロボティクスシンポジア
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] 電動車いす運転の熟達に伴う視行動変化の分析2019
- Author(s)
  前川大和，赤井直紀，モラレスルイス洋一，平山高嗣，出口大輔，川西康友，井手一郎，村瀬洋
- Organizer
  第22回画像の認識・理解シンポジウムMIRU
- Data Source
  KAKENHI-PROJECT-19K12080
[Presentation] 深層学習を「活用」する：モデルベース・学習ベース手法の併用による自己位置推定の性能向上2019
- Author(s)
  赤井直紀
- Organizer
  令和元年度電気・電子・情報関係学会東海支部連合大会
- Invited
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] 自車両位置認識結果の信頼度推定2018
- Author(s)
  赤井直紀　モラレスルイス洋一　平山高嗣　村瀬洋
- Organizer
  自動車技術会秋季大会
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Mobile robot localization considering class of sensor observations2018
- Author(s)
  赤井直紀　モラレスルイス洋一　村瀬洋
- Organizer
  Proceedings of the IEEE International Conference on Intelligent Robots and Systems (IROS)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Reliability estimation of vehicle localization result2018
- Author(s)
  赤井直紀　モラレスルイス洋一　村瀬洋
- Organizer
  Proceedings of the IEEE Intelligent Vehicles Symposium (IV)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727
[Presentation] Toward localization-based automated driving in highly dynamic environments: Comparison and discussion of observation models2018
- Author(s)
  赤井直紀　モラレスルイス洋一　村瀬洋
- Organizer
  Proceedings of the IEEE International Conference on Intelligent Transportation Systems (ITSC)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13727

1. HIRAYAMA Takatsugu (10423021)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
2. MORALES・S Luis・Y (40586244)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
3. 劉海龍 (00825739)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
4. 原進 (40329850)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 椿野大輔 (00612813)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 伊藤和晃 (10369986)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 出口大輔 (20437081)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 川西康友 (50755147)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

AKAI Naoki 赤井 直紀

Akai Naoki 赤井 直紀

Research Projects

Research Products

Co-Researchers

人物行動を手掛かりとした車載映像クラウド探索による知識獲得型認識基盤の構築

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

A study on probabilistic models for novel intelligent systems that cope with uncertainty of learning modelsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Establishment of Systems Realizing Laboratory Classes in Multiple Locations Safely at the Same Time and Together

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Fundamental research on visual interactions between pedestrians and vehicles at dusk and at night

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on the use of machine learning approaches for enabling to guarantee safety of model-based autonomous navigationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Book] LiDARを用いた高度自己位置推定システム - 移動ロボットのための自己位置推定の高性能化とその実装例 -2022

Author(s)

Total Pages

Publisher

ISBN

Data Source

[Journal Article] Reliable Monte Carlo localization for mobile robots2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Two-Stage Input-Output Hidden Markov Model for Car-Pedestrian Interaction Behavior Modeling2022

Author(s)

Journal Title

DOI

Year and Date

Language

Data Source

[Journal Article] Detection of Localization Failures Using Markov Random Fields With Fully Connected Latent Variables for Safe LiDAR-Based Automated Driving2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Mobile Robot Localization Considering Uncertainty of Depth Regression From Camera Images2022

Author(s)

Journal Title

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[Journal Article] Experimental stability analysis of neural networks in classification problems with confidence sets for persistence diagrams2021

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[Journal Article] Semantic Localization Considering Uncertainty of Object Recognition2020

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[Journal Article] Reliability Estimation for Self-Vehicle Pose Recognition Result Using LiDAR2019

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AKAI Naoki 赤井直紀

Akai Naoki 赤井直紀