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  1. No Access

    Chapter and Conference Paper

    One-Shot Wayfinding Method for Blind People via OCR and Arrow Analysis with a 360-Degree Smartphone Camera

    We present a wayfinding method that assists blind people in determining the correct direction to a destination by taking a one-shot image. Signage is standard in public buildings and used to help visitors, but ha...

    Yutaro Yamanaka, Seita Kayukawa in Mobile and Ubiquitous Systems: Computing, … (2022)

  2. No Access

    Chapter and Conference Paper

    Predicting Future Accident Risks of Older Drivers by Speech Data from a Voice-Based Dialogue System: A Preliminary Result

    As the world’s elderly population increases, driving accidents involving older adults has become an increasingly serious social problem. Previous studies have suggested cognitive impairments as one of the risk...

    Yasunori Yamada, Kaoru Shinkawa in Advances in the Human Side of Service Engi… (2020)

  3. No Access

    Chapter

    Transcoding

    “Transcoding for Web accessibility” is a category of technologies to transform inaccessible web content into accessible content on the fly. It was invented to help people with disabilities access inaccessible ...

    Chieko Asakawa, Hironobu Takagi, Kentarou Fukuda in Web Accessibility (2019)

  4. No Access

    Chapter

    Wayfinding

    Wayfinding is a fundamental ability for daily living of people with disability. People with visual impairments have difficulty to find and follow an appropriate route, and wheelchair users need to find an acce...

    Daisuke Sato, Hironobu Takagi, Chieko Asakawa in Web Accessibility (2019)

  5. Chapter and Conference Paper

    Effects of Age-Related Cognitive Decline on Elderly User Interactions with Voice-Based Dialogue Systems

    Cognitive functioning that affects user behaviors is an important factor to consider when designing interactive systems for the elderly, including emerging voice-based dialogue systems such as smart speakers a...

    Masatomo Kobayashi, Akihiro Kosugi in Human-Computer Interaction – INTERACT 2019 (2019)

  6. Article

    New challenges in web accessibility

    Hironobu Takagi, Chieko Asakawa in Universal Access in the Information Society (2017)

  7. Chapter and Conference Paper

    Easy Handheld Training: Interactive Self-learning App for Elderly Smartphone Novices

    Smartphones have great potential for elderly people to enrich their lives. Elderly people, however, hesitate to use smartphones compared to younger people due to several factors such as anxieties about the dif...

    Yosuke Toyota, Daisuke Sato, Tsuneo Kato in Universal Access in Human-Computer Interac… (2014)

  8. Chapter and Conference Paper

    Involving Senior Workers in Crowdsourced Proofreading

    Seniors have a wealth of knowledge and free time, so they are a promising workforce for crowdsourced tasks. Currently senior workers are hardly involved in real applications. We have started an experimental pr...

    Toshinari Itoko, Shoma Arita in Universal Access in Human-Computer Interac… (2014)

  9. Chapter and Conference Paper

    Skill Development Framework for Micro-Tasking

    We propose a framework of micro-tasking that intrinsically supports the development of workers’ skills. It aims to help developers of micro-tasking systems add skill development capabilities to their systems w...

    Shin Saito, Toshihiro Watanabe in Universal Access in Human-Computer Interac… (2014)

  10. Chapter and Conference Paper

    How Unfamiliar Words in Smartphone Manuals Affect Senior Citizens

    Elderly people are motivated to continue working, but may have difficulties working in full-time jobs and need flexible working styles to compensate for their declining physical abilities. ICT can help support...

    Tatsuya Ishihara, Masatomo Kobayashi in Universal Access in Human-Computer Interac… (2013)

  11. Chapter and Conference Paper

    Age-Based Task Specialization for Crowdsourced Proofreading

    Crowdsourcing can efficiently produce accessible digital books for people with print disabilities. However, particularly in Japan, the proofreading step tends to be expensive because of language-related issues...

    Masatomo Kobayashi, Tatsuya Ishihara in Universal Access in Human-Computer Interac… (2013)

  12. Chapter and Conference Paper

    Question-Answer Cards for an Inclusive Micro-tasking Framework for the Elderly

    Micro-tasking (e.g., crowdsourcing) has the potential to help “long-tail” senior workers utilize their knowledge and experience to contribute to their communities. However, their limited ICT skills and their c...

    Masatomo Kobayashi, Tatsuya Ishihara in Human-Computer Interaction – INTERACT 2013 (2013)

  13. Chapter and Conference Paper

    Characteristics of Elderly User Behavior on Mobile Multi-touch Devices

    Smartphones and tablet devices have been rapidly proliferating, and multi-touch interaction, powerful processors and rich array of sensors make these devices an attractive service platform for older users. Whi...

    Susumu Harada, Daisuke Sato, Hironobu Takagi in Human-Computer Interaction – INTERACT 2013 (2013)

  14. Chapter and Conference Paper

    Lessons Learned from Crowd Accessibility Services

    Crowd accessibility services for people with disabilities, driven by crowd-sourcing methods, are gaining traction as a viable means of realizing innovative services by leveraging both human and machine intelli...

    Hironobu Takagi, Susumu Harada, Daisuke Sato in Human-Computer Interaction – INTERACT 2013 (2013)

  15. Chapter and Conference Paper

    What’s Next? A Visual Editor for Correcting Reading Order

    The reading order, i.e. the serialized form, of the webpage should be a meaningful order for alternative representations such as the audible forms needed for visually impaired users. However, the serialized fo...

    Daisuke Sato, Masatomo Kobayashi in Human-Computer Interaction – INTERACT 2009 (2009)

  16. No Access

    Chapter

    Transcoding

    “Transcoding for Web accessibility” is a category of technologies to transform inaccessible Web content into accessible content on the fly. It was invented to help people with disabilities access inaccessible ...

    Chieko Asakawa, Hironobu Takagi in Web Accessibility (2008)

  17. Chapter and Conference Paper

    Making Multimedia Internet Content Accessible and Usable

    Although multimedia content containing streaming media is now widely used on the World Wide Web, there exist considerable difficulties for blind users to access such content, due to its dynamic changes, keyboa...

    Hisashi Miyashita, Hironobu Takagi in Universal Access in Human-Computer Interac… (2007)

  18. Chapter and Conference Paper

    Accessibility Evaluation for Multimedia Content

    Practices supporting Web accessibility are spread out all over the world. However, the accessibility of multimedia content and rich Internet applications has been little discussed. These types of content are u...

    Chieko Asakawa, Takashi Itoh in Universal Access in Human-Computer Interac… (2007)

  19. Chapter and Conference Paper

    Technology Advances and Standardization Toward Accessible Business Graphics

    Various types of graphics are exchanged in our daily business and education processes. In spite of the importance of business graphics, they are not accessible for visually impaired people, especially for the ...

    Hironobu Takagi, Tatsuya Ishihara in Universal Access in Human-Computer Interac… (2007)