Publications

2020

  • Seita Kayukawa, Tatsuya Ishihara, Hironobu Takagi, Shigeo Morishima, and Chieko Asakawa. Guiding Blind Pedestrians in Public Spaces by Understanding Walking Behavior of Nearby Pedestrians. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 4, 3, Article 85 (September 2020), 22 pages, 2020
 
  • Seita Kayukawa, Tatsuya Ishihara, Hironobu Takagi, Shigeo Morishima, and Chieko Asakawa. BlindPilot: A Robotic Local Navigation System that Leads Blind People to a Landmark Object. In Extended Abstracts of the 2020 CHI Conference on Human Factors in Computing Systems (CHI EA ’20), ACM, 1–9, 2020
 
  • Seita Kayukawa, Hironobu Takagi, João Guerreiro, Shigeo Morishima, and Chieko Asakawa. Smartphone-Based Assistance for Blind People to Stand in Lines. In Extended Abstracts of the 2020 CHI Conference on Human Factors in Computing Systems (CHI EA ’20), ACM, 1–8, 2020
 
  • Kyungjun Lee, Daisuke Sato, Saki Asakawa, Hernisa Kacorri, and Chieko Asakawa. Pedestrian Detection with Wearable Cameras for the Blind: A Two-way Perspective. In Proceedings of the 2020 CHI Conference on Human Factors in Computing Systems (CHI ’20), ACM, 1–12, 2020
 
  • Dragan Ahmetovic, Daisuke Sato, Uran Oh, Tatsuya Ishihara, Kris Kitani, and Chieko Asakawa. ReCog: Supporting Blind People in Recognizing Personal Objects. In Proceedings of the 2020 CHI Conference on Human Factors in Computing Systems (CHI ’20), ACM, 1–12, 2020
 
  • Joao Guerreiro, Daisuke Sato, Dragan Ahmetovic, Eshed Ohn-Bar, Kris Kitani, and Chieko Asakawa. Virtual navigation for blind people: Transferring route knowledge to the real-World. International Journal of Human-computer Studies / International Journal of Man-machine Studies, 135, 102369, 2020

2019

  • Pengju Jin, Eshed Ohn-Bar, Kris Kitani, and Chieko Asakawa. A-EXP4: Online Social Policy Learning for Adaptive Robot-Pedestrian Interaction. In Proceedings of the 2019 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 5086–5093, 2019
 
  • Dragan Ahmetovic, Sergio Mascetti, Cristian Bernareggi, João Guerreiro, Uran Oh, and Chieko Asakawa. Deep Learning Compensation of Rotation Errors During Navigation Assistance for People with Visual Impairments or Blindness. ACM Trans. Access. Comput. 12, 4, Article 19, 19 pages, 2019
 
  • João Guerreiro, Daisuke Sato, Saki Asakawa, Huixu Dong, Kris Kitani, and Chieko Asakawa. CaBot: Designing and Evaluating an Autonomous Navigation Robot for Blind People. In The 21st International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS ’19), ACM, 68–82, 2019
 
  • João Guerreiro, Dragan Ahmetovic, Daisuke Sato, Kris Kitani, and Chieko Asakawa. Airport Accessibility and Navigation Assistance for People with Visual Impairments. In Proceedings of the 2019 CHI Conference on Human Factors in Computing Systems (CHI ’19), ACM, Paper 16, 1–14, 2019
 
  • Daisuke Sato, Uran Oh, João Guerreiro, Dragan Ahmetovic, Kakuya Naito, Hironobu Takagi, Kris Kitani, and Chieko Asakawa. NavCog3 in the Wild: Large-scale Blind Indoor Navigation Assistant with Semantic Features. ACM Trans. Access. Comput. 12, 3, Article 14 (September 2019), 30 pages, 2019
 
  • Saki Asakawa, João Guerreiro, Daisuke Sato, Hironobu Takagi, Dragan Ahmetovic, Desi Gonzalez, Kris Kitani, and Chieko Asakawa. An Independent and Interactive Museum Experience for Blind People. In Proceedings of the 16th Web For All 2019 Personalization – Personalizing the Web (W4A ’19), ACM, Article 30, 1–9, 2019
 
  • Dragan Ahmetovic, João Guerreiro, Eshed Ohn-Bar, Kris Kitani, and Chieko Asakawa. Impact of Expertise on Interaction Preferences for Navigation Assistance of Visually Impaired Individuals. In Proceedings of the 16th Web For All 2019 Personalization – Personalizing the Web (W4A ’19), ACM, Article 31, 1–9, 2019
 
  • Seita Kayukawa, Keita Higuchi, João Guerreiro, Shigeo Morishima, Yoichi Sato, Kris Kitani, and Chieko Asakawa. BBeep: A Sonic Collision Avoidance System for Blind Travellers and Nearby Pedestrians. In Proceedings of the 2019 CHI Conference on Human Factors in Computing Systems (CHI ’19), ACM, Paper 52, 1–12, 2019
 
  • Masayuki Murata, Dragan Ahmetovic, Daisuke Sato, Hironobu Takagi, Kris Kitani, Chieko Asakawa. Smartphone-based localization for blind navigation in building-scale indoor environments. Pervasive and Mobile Computing, Volume 57, 2019, Pages 14–32, 2019

2018

  • Eshed Ohn-Bar, Kris Kitani, Chieko Asakawa. Personalized Dynamics Models for Adaptive Assistive Navigation Systems. In Proceedings of the 2018 Conference on Robot Learning, 16–39, 2018
  • Eshed Ohn-Bar, João Guerreiro, Kris Kitani, and Chieko Asakawa. Variability in Reactions to Instructional Guidance during Smartphone-Based Assisted Navigation of Blind Users. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 2, 3, Article 131 (September 2018), 25 pages, 2018
  • Saki Asakawa, João Guerreiro, Dragan Ahmetovic, Kris Kitani, and Chieko Asakawa. The Present and Future of Museum Accessibility for People with Visual Impairments. In Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS ’18), ACM, 382–384, 2018
  • Tatsuya Ishihara, Kris Kitani, Chieko Asakawa, and Michitaka Hirose. Deep Radio-Visual Localization. In Proceedings of the 2018 IEEE Winter Conference on Applications of Computer Vision (WACV), 596–605, 2018
  • Dragan Ahmetovic, Uran Oh, Sergio Mascetti, and Chieko Asakawa. Turn Right: Analysis of Rotation Errors in Turn-by-Turn Navigation for Individuals with Visual Impairments. In Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS ’18), ACM, 333–339, 2018
  • Hernisa Kacorri, Eshed Ohn-Bar, Kris Kitani, and Chieko Asakawa. Environmental Factors in Indoor Navigation Based on Real-World Trajectories of Blind Users. Proceedings of the 2018 CHI Conference on Human Factors in Computing Systems. ACM, Paper 56, 1–12, 2018
  • Masayuki Murata, Dragan Ahmetovic, Daisuke Sato, Hironobu Takagi, Kris Kitani, and Chieko Asakawa. Smartphone-based Indoor Localization for Blind Navigation across Building Complexes. In Proceedings of the 2018 IEEE International Conference on Pervasive Computing and Communications (PerCom), 1–10, 2018
  • Tatsuya Ishihara, Kris Kitani, Chieko Asakawa, and Michitaka Hirose. Deep Learning and Geometry-Based Image Localization Enhanced by Bluetooth Signals. Journal of Information Processing 59(10), 2018
  • Hernisa Kacorri, Sergio Mascetti, Andrea Gerino, Dragan Ahmetovic, Valeria Alampi, Hironobu Takagi, and Chieko Asakawa. Insights on Assistive Orientation and Mobility of People with Visual Impairment Based on Large-Scale Longitudinal Data. ACM Trans. Access. Comput. 11, 1, Article 5 (April 2018), 28 pages, 2018
  • João Guerreiro, Eshed Ohn-Bar, Dragan Ahmetovic, Kris Kitani, and Chieko Asakawa. How Context and User Behavior Affect Indoor Navigation Assistance for Blind People. In Proceedings of the Internet of Accessible Things (W4A ’18), ACM, Article 2, 1–4, 2018
 
  • Eshed Ohn-Bar, João Guerreiro, Dragan Ahmetovic, Kris Kitani, and Chieko Asakawa. Modeling Expertise in Assistive Navigation Interfaces for Blind People. In 23rd International Conference on Intelligent User Interfaces (IUI ’18), ACM, 403–407, 2018

2017

  • Hernisa Kacorri, Kris Kitani, Jeffrey P. Bigham, and Chieko Asakawa. People with Visual Impairment Training Personal Object Recognizers: Feasibility and Challenges. In Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems (CHI ’17), ACM, 5839–5849, 2017

 

  • 浅川 智恵子, 多様性が拓くイノベーション, 学術の動向, 22 巻, 11 号, 24–28, 2017 (Chieko Asakawa. Diversity Ignites Innovation. TRENDS IN THE SCIENCES, Volume 22, Issue 11, 24–28, 2017)

 

  • Tatsuya Ishihara, Jayakorn Vongkulbhisal, Kris Kitani, and Chieko Asakawa. Beacon-guided Structure from Motion for Smartphone-based Navigation. In Proceedings of the 2017 IEEE Winter Conference on Applications of Computer Vision (WACV), Santa Rosa, CA, 769–777, 2017

 

  • Dragan Ahmetovic, Masayuki Murata, Cole Gleason, Erin Brady, Hironobu Takagi, Kris Kitani, and Chieko Asakawa. Achieving Practical and Accurate Indoor Navigation for People with Visual Impairments. In Proceedings of the 14th Web for All Conference on The Future of Accessible Work (W4A ’17), ACM, Article 31, 1–10, 2017

 

  • Tatsuya Ishihara, Kris Kitani, Chieko Asakawa, and Michitaka Hirose. Inference Machines for Supervised Bluetooth Localization. In Proceedings of the 2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), New Orleans, LA, 5950–5954, 2017

 

  • João Guerreiro, Dragan Ahmetovic, Kris Kitani, and Chieko Asakawa. Virtual Navigation for Blind People: Building Sequential Representations of the Real-World. In Proceedings of the 19th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS ’17), ACM, 280–289, 2017

 

  • Daisuke Sato, Uran Oh, Kakuya Naito, Hironobu Takagi, Kris Kitani, and Chieko Asakawa. NavCog3: An Evaluation of a Smartphone-Based Blind Indoor Navigation Assistant with Semantic Features in a Large-Scale Environment. In Proceedings of the 19th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS ’17), ACM, 270–279, 2017

2016

  • Dragan Ahmetovic, Cole Gleason, Kris Kitani, Hironobu Takagi, and Chieko Asakawa. NavCog: turn-by-turn smartphone navigation assistant for people with visual impairments or blindness. In Proceedings of the 13th Web for All Conference (W4A ’16), ACM, Article 9, 1–2, 2016

 

  • Hernisa Kacorri, Sergio Mascetti, Andrea Gerino, Dragan Ahmetovic, Hironobu Takagi, and Chieko Asakawa. Supporting Orientation of People with Visual Impairment: Analysis of Large Scale Usage Data. In Proceedings of the 18th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS ’16), ACM, 151–159, 2016

 

  • Dragan Ahmetovic, Cole Gleason, Chengxiong Ruan, Kris Kitani, Hironobu Takagi, and Chieko Asakawa. NavCog: a navigational cognitive assistant for the blind. In Proceedings of the 18th International Conference on Human-Computer Interaction with Mobile Devices and Services (MobileHCI ’16), ACM, 90–99, 2016