Chieko Asakawa  Chieko Asakawa photo         

contact information

IBM Fellow
Pittsburgh, PA, USA
  +1dash412dash268dash3118

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2020

Virtual navigation for blind people: Transferring route knowledge to the real-World
Joao Guerreiro, Daisuke Sato, Dragan Ahmetovic, Eshed Ohn-Bar, Kris M. Kitani, Chieko Asakawa
International Journal of Human-computer Studies / International Journal of Man-machine Studies135, 2020
Abstract   spatial knowledge, navigation system, human computer interaction, computer science


2019

Deep Learning Compensation of Rotation Errors During Navigation Assistance for People with Visual Impairments or Blindness
Dragan Ahmetovic, Sergio Mascetti, Cristian Bernareggi, Joao Guerreiro, Uran Oh, Chieko Asakawa
ACM Transactions on Accessible Computing 12(4), 1-19, 2019
navigation assistance, multimedia, human computer interaction, deep learning, computer science, blindness, artificial intelligence

CaBot: Designing and Evaluating an Autonomous Navigation Robot for Blind People
Joao Guerreiro, Daisuke Sato, Saki Asakawa, Huixu Dong, Kris M. Kitani, Chieko Asakawa
ASSETS 19 The 21st International ACM SIGACCESS Conference on Computers and Accessibility, pp. 68-82, 2019
Abstract   robot, preferred walking speed, obstacle avoidance, multimedia, human robot interaction, human computer interaction, computer science

Airport Accessibility and Navigation Assistance for People with Visual Impairments
Joao Guerreiro, Dragan Ahmetovic, Daisuke Sato, Kris Kitani, Chieko Asakawa
Proceedings of the 2019 CHI Conference on Human Factors in Computing Systems
Abstract   visual impairment, orientation and mobility, navigation system, navigation assistance, multimedia, human computer interaction, focus group, computer science, challenging environment, bluetooth low energy

NavCog3 in the Wild: Large-scale Blind Indoor Navigation Assistant with Semantic Features
Daisuke Sato, Uran Oh, Jo\~ao Guerreiro, Dragan Ahmetovic, Kakuya Naito, Hironobu Takagi, Kris M Kitani, Chieko Asakawa
ACM Transactions on Accessible Computing (TACCESS) 12(3), 14, ACM, 2019

Hacking Blind Navigation
Joao Guerreiro, Hernisa Kacorri, Jeffrey P. Bigham, Edward Cutrell, Daisuke Sato, Dragan Ahmetovic, Chieko Asakawa
Extended Abstracts of the 2019 CHI Conference on Human Factors in Computing Systems
Abstract   visual impairment, ubiquitous computing, orientation and mobility, open research, human computer interaction, hacker, computer science, accessible computing

An independent and interactive museum experience for blind people
Saki Asakawa, Jo\~ao Guerreiro, Daisuke Sato, Hironobu Takagi, Dragan Ahmetovic, Desi Gonzalez, Kris M Kitani, Chieko Asakawa
Proceedings of the 16th Web For All 2019 Personalization-Personalizing the Web, pp. 30

Impact of Expertise on Interaction Preferences for Navigation Assistance of Visually Impaired Individuals
Dragan Ahmetovic, Joao Guerreiro, Eshed Ohn-Bar, Kris M. Kitani, Chieko Asakawa
Proceedings of the 16th Web For All 2019 Personalization - Personalizing the Web on , 1-9
Abstract   verbosity, turn by turn navigation, personalization, navigation assistance, modalities, meaning, human computer interaction, contextual information, contextual awareness, computer science

BBeep: A Sonic Collision Avoidance System for Blind Travellers and Nearby Pedestrians
Seita Kayukawa, Keita Higuchi, Joao Guerreiro, Shigeo Morishima, Yoichi Sato, Kris Kitani, Chieko Asakawa
Proceedings of the 2019 CHI Conference on Human Factors in Computing Systems
Abstract   sound emission, potential risk, pedestrian detection, pedestrian, obstacle avoidance, international airport, human computer interaction, computer science, collision avoidance system, collision

Smartphone-based localization for blind navigation in building-scale indoor environments
Masayuki Murata, Dragan Ahmetovic, Daisuke Sato, Hironobu Takagi, Kris M. Kitani, Chieko Asakawa
Pervasive and Mobile Computing, Elsevier, 2019


2018

Personalized Dynamics Models for Adaptive Assistive Navigation Systems
Eshed Ohn-Bar, Kris Kitani, Chieko Asakawa
Conference on Robot Learning, 16-39, 2018
human computer interaction, computer science

Variability in Reactions to Instructional Guidance during Smartphone-Based Assisted Navigation of Blind Users
Eshed Ohn-Bar, Joao Guerreiro, Kris Kitani, Chieko Asakawa
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies archive 2(3), 2018
Abstract   turn by turn navigation, statistical analysis, preferred walking speed, navigational system, motion analysis, merge, information needs, human computer interaction, guidance system, computer science

The Present and Future of Museum Accessibility for People with Visual Impairments
Saki Asakawa, Joao Guerreiro, Dragan Ahmetovic, Kris M. Kitani, Chieko Asakawa
Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility, pp. 382-384, 2018
Abstract   world wide web, user interface, human computer interaction, computer science

Deep Radio-Visual Localization
Tatsuya Ishihara, Kris M. Kitani, Chieko Asakawa, Michitaka Hirose
Winter Conf. on Applications of Computer Vision, IEEE, 2018

Turn Right: Analysis of Rotation Errors in Turn-by-Turn Navigation for Individuals with Visual Impairments
Dragan Ahmetovic, Uran Oh, Sergio Mascetti, Chieko Asakawa
Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility, pp. 333-339, 2018
Abstract   turn by turn navigation, shopping mall, orientation and mobility, navigation assistance, human computer interaction, computer science

Environmental Factors in Indoor Navigation Based on Real-World Trajectories of Blind Users
Hernisa Kacorri, Eshed Ohn-Bar, Kris M. Kitani, Chieko Asakawa
Proceedings of the 2018 CHI Conference on Human Factors in Computing Systems
Abstract   turn by turn navigation, trajectory, scalability, regression analysis, human computer interaction, future studies, computer science

Smartphone-based Indoor Localization for Blind Navigation across Building Complexes
Masayuki Murata, Dragan Ahmetovic, Daisuke Sato, Hironobu Takagi, Kris M. Kitani, Chieko Asakawa
IEEE International Conference on Pervasive Computing and Communications (PerCom), 2018

Deep Learning and Geometry-Based Image Localization Enhanced by Bluetooth Signals
Tatsuya Ishihara, Kris M. Kitani, Chieko Asakawa, Michitaka Hirose
Journal of Information Processing 59(10), 2018

Crowdsourcing the Installation and Maintenance of Indoor Localization Infrastructure to Support Blind Navigation
Gleason, Cole and Ahmetovic, Dragan and Savage, Saiph and Toxtli, Carlos and Posthuma, Carl and Asakawa, Chieko and Kitani, Kris M and Bigham, Jeffrey P
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies 2(1), 9, ACM, 2018
Abstract

Insights on Assistive Orientation and Mobility of People with Visual Impairment Based on Large-Scale Longitudinal Data
Kacorri, Hernisa and Mascetti, Sergio and Gerino, Andrea and Ahmetovic, Dragan and Alampi, Valeria and Takagi, Hironobu and Asakawa, Chieko
ACM Transactions on Accessible Computing (TACCESS) 11(1), 5, ACM, 2018
Abstract

How Context and User Behavior Affect Indoor Navigation Assistance for Blind People
Guerreiro, Jo{\~a}o and Ohn-Bar, Eshed and Ahmetovic, Dragan and Kitani, Kris and Asakawa, Chieko
Bar, D Ahmetovic, K Kitani… - 2018 - joaoguerreiro.net
Abstract

Modeling Expertise in Assistive Navigation Interfaces for Blind People
Ohn-Bar, Eshed and Guerreiro, Jo{\~a}o and Ahmetovic, Dragan and Kitani, Kris M and Asakawa, Chieko
Bar, J Guerreiro, D Ahmetovic, KM Kitani… - 2018 - researchgate.net
Abstract


2017

People with Visual Impairment Training Personal Object Recognizers: Feasibility and Challenges
Hernisa Kacorri, Kris M. Kitani, Jeffrey P. Bigham, Chieko Asakawa
Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems, pp. 5839-5849
Abstract   visual impairment, viewpoints, transfer of learning, multimedia, image quality, human computer interaction, deep learning, computer science, cognitive neuroscience of visual object recognition, clutter, clothing, artificial intelligence

Diversity Ignites Innovation
Chieko Asakawa
IEEE Transactions on Intelligent Transportation Systems 22(11), 2017
simulation, engineering management, engineering

New challenges in web accessibility
Takagi, Hironobu and Asakawa, Chieko
2017 - Springer, Springer
Abstract

Beacon-guided Structure from Motion for Smartphone-based Navigation
Tatsuya Ishihara, Jayakorn Vongkulbhisal, Kris M. Kitani, Chieko Asakawa
Winter Conference on the Applications of Computer Vision, 2017

Achieving practical and accurate indoor navigation for people with visual impairments
Dragan Ahmetovic, Masayuki Murata, Cole Gleason, Erin Brady, Hironobu Takagi, Kris Kitani, Chieko Asakawa
Proceedings of the 14th Web for All Conference on The Future of Accessible Work (W4A), 2017

Inference Machines for Supervised Bluetooth Localization
Tatsuya Ishihara, Kris M. Kitani, Chieko Asakawa, Michitaka Hirose
International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2017


LuzDeploy: A Collective Action System for Installing Navigation Infrastructure for Blind People
Gleason, Cole and Ahmetovic, Dragan and Toxtli, Carlos and Savage, Saiph and Bigham, Jeffrey P and Asakawa, Chieko
Proceedings of the 14th Web for All Conference on The Future of Accessible Work, pp. 28, 2017
Abstract

Virtual Navigation for Blind People: Building Sequential Representations of the Real-World
Guerreiro, Jo{\~a}o and Ahmetovic, Dragan and Kitani, Kris M and Asakawa, Chieko
Proceedings of the 19th International ACM SIGACCESS Conference on Computers and Accessibility, pp. 280--289, 2017
Abstract

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


2016

NavCog: turn-by-turn smartphone navigation assistant for people with visual impairments or blindness
Dragan Ahmetovic, Cole Gleason, Kris M Kitani, Hironobu Takagi, Chieko Asakawa
Proceedings of the 13th Web for All Conference, pp. 9, 2016

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

VizLens: A Robust and Interactive Screen Reader for Interfaces in the Real World
Anhong Guo, Xiang Anthony Chen, Haoran Qi, Samuel White, Suman Ghosh, Chieko Asakawa, Jeffrey P. Bigham
Proceedings of the 29th Annual Symposium on User Interface Software and Technology, pp. 651-664, 2016
Abstract   workflow, usable, screen reader, multimedia, mobile device, interactive kiosk, human computer interaction, crowdsourcing, computer science

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


2015

Exploring Interface Design for Independent Navigation by People with Visual Impairments
Erin L Brady, Daisuke Sato, Chengxiong Ruan, Hironobu Takagi, Chieko Asakawa
Proceedings of the 17th International ACM SIGACCESS Conference on Computers \& Accessibility, pp. 387--388, 2015

Recognizing hand-object interactions in wearable camera videos
Tatsuya Ishihara, Kris M Kitani, Wei-Chiu Ma, Hironobu Takagi, Chieko Asahawa
Image Processing (ICIP), 2015 IEEE International Conference on, pp. 1349--1353


2014

Can a blind person understand your world
Chieko Asakawa
Proceedings of the 11th Web for All Conference on , 2014
Abstract   the internet, social network, psychology, product, newspaper, multimedia, internet privacy, cognitive computing, cognition


2013


Lessons learned from crowd accessibility services
Hironobu Takagi, Susumu Harada, Daisuke Sato, Chieko Asakawa
Human-Computer Interaction--INTERACT 2013, pp. 587--604, Springer

Characteristics of Elderly User Behavior on Mobile Multi-touch Devices
Susumu Harada, Daisuke Sato, Hironobu Takagi, Chieko Asakawa
Human-Computer Interaction--INTERACT 2013, pp. 323--341, Springer


Age-based task specialization for crowdsourced proofreading
Masatomo Kobayashi, Tatsuya Ishihara, Toshinari Itoko, Hironobu Takagi, Chieko Asakawa
International Conference on Universal Access in Human-Computer Interaction, pp. 104--112, 2013

Accessible photo album: enhancing the photo sharing experience for people with visual impairment
Susumu Harada, Daisuke Sato, Dustin W. Adams, Sri Kurniawan, Hironobu Takagi, Chieko Asakawa
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems, pp. 2127--2136, ACM, 2013


2011

On the audio representation of radial direction
Susumu Harada, Hironobu Takagi, Chieko Asakawa
Proceedings of the 2011 annual conference on Human factors in computing systems, pp. 2779-2788, ACM
Honorable Mention Award (top 5%) recipient

Sasayaki: Augmented Voice Web Browsing Experience
D. Sato, S. Zhu, M. Kobayashi, H. Takagi, C. Asakawa
Proceedings of CHI 2011, pp. 2769--2778, ACM
Honorable Mention Paper

How Voice Augmentation Supports Elderly Web Users
D. Sato, M. Kobayashi, H. Takagi, C. Asakawa, J. Tanaka
Proceedings of ASSETS '11, pp. 155--162, ACM, 2011

Elderly User Evaluation of Mobile Touchscreen Interactions
M. Kobayashi, A. Hiyama, T. Miura, C. Asakawa, M. Hirose, T. Ifukube
Proceedings of INTERACT 2011, pp. 83--99, Springer
Accessibility Award


2010

Social Accessibility: A collaborative approach to improving Web accessibility
Yevgen Borodin, Shinya Kawanaka, Hironobu Takagi, Masatomo Kobayashi, Daisuke Sato, Chieko Asakawa
No Code RequiredGiving Users Tools to Transform the Web, 347-366, 2010
Abstract   world wide web, web standards, web modeling, web development, web design, web accessibility, web accessibility initiative, web 2 0, social semantic web, engineering

Sasayaki: an augmented voice-based web browsing experience
Shaojian Zhu, Daisuke Sato, Hironobu Takagi, Chieko Asakawa
Proceedings of the 12th international ACM SIGACCESS conference on Computers and accessibility, pp. 279--280, 2010

Are synthesized video descriptions acceptable
Masatomo Kobayashi, Trisha OConnell, Bryan Gould, Hironobu Takagi, Chieko Asakawa
Proceedings of the 12th international ACM SIGACCESS conference on Computers and accessibility, pp. 163-170, 2010
Abstract   web accessibility, speech synthesis, multimedia, human computer interaction, cultural bias, computer science, audio description, appropriate technology


Exploratory Analysis of Collaborative Web Accessibility Improvement
D. Sato, H. Takagi, M. Kobayashi, S. Kawanaka, C. Asakawa
TACCESS 3(2), 5, ACM, 2010
ACM ID: 1857922

Proceedings of the 2010 International Cross Disciplinary Conference on Web Accessibility (W4A)
Chieko Asakawa, Hironobu Takagi, Leo Ferres, Cynthia Shelly
Proceedings of the 2010 International Cross Disciplinary Conference on Web Accessibility (W4A)
Abstract   world wide web, web accessibility, web accessibility initiative, mobile phone, information society, government, developing regions, developing country, cross disciplinary, business


2009

Providing Synthesized Audio Description for Online Videos
M. Kobayashi, K. Fukuda, H. Takagi, C. Asakawa
Proceedings of ASSETS '09, pp. 249--250, ACM, 2009

Whats Next? A Visual Editor for Correcting Reading Order
Daisuke Sato, Masatomo Kobayashi, Hironobu Takagi, Chieko Asakawa
INTERACT 09 Proceedings of the 12th IFIP TC 13 International Conference on Human-Computer Interaction: Part I, pp. 364-377, 2009
Abstract   web page, web accessibility, visualization, visual patterns, visual editor, multimedia, human computer interaction, granularity, computer science

Accessibility Commons: A Metadata Repository for Web Accessibility
S. Kawanaka, M. Kobayashi, H. Takagi, C. Asakawa
SIGWEB Newsletter Summer(Summer), 1, ACM, 2009

Collaborative Web Accessibility Improvement: Challenges and Possibilities
H. Takagi, S. Kawanaka, M. Kobayashi, D. Sato, C. Asakawa
Proceedings of ASSETS '09, pp. 195--202, ACM, 2009
Best Paper


2008

Accessibility commons: a metadata infrastructure for web accessibility
Shinya Kawanaka, Yevgen Borodin, Jeffrey P Bigham, Darren Lunn, Hironobu Takagi, Chieko Asakawa
Proceedings of the 10th international ACM SIGACCESS conference on Computers and accessibility, pp. 153--160, 2008

Social Accessibility: Achieving Accessibility through Collaborative Metadata Authoring
H. Takagi, S. Kawanaka, M. Kobayashi, T. Itoh, C. Asakawa
Proceedings of ASSETS '08, pp. 193--200, ACM, 2008


2007

Making multimedia internet content accessible and usable
Hisashi Miyashita, Hironobu Takagi, Daisuke Sato, Chieko Asakawa
Proceedings of the 4th International Conference on Universal Access in Human-Computer Interaction: Applications and Services, pp. 98--107, Springer Berlin Heidelberg, 2007

Automatic accessibility transcoding for Flash content
Daisuke Sato, Hisashi Miyashita, Hironobu Takagi, Chieko Asakawa
Proceedings of the 9th International ACM SIGACCESS Conference on Computers and Accessibility, pp. 35–42, ACM, 2007
Abstract   ACM ID: 1296852

Making multimedia content accessible for screen reader users
Hisashi Miyashita, Daisuke Sato, Hironobu Takagi, Chieko Asakawa
Proceedings of the 2007 International Cross-Disciplinary Conference on Web Accessibility (W4A), pp. 126–127, ACM
Abstract   ACM ID: 1243443

Accessibility evaluation for multimedia content
Chieko Asakawa, Takashi Itoh, Hironobu Takagi, Hisashi Miyashita
Universal Access in Human-Computer Interaction. Applications and Services, pp. 11--19, Springer, 2007

Analysis of navigability of Web applications for improving blind usability
Hironobu Takagi, Shin Saito, Kentarou Fukuda, Chieko Asakawa
ACM Transactions on Computer-Human Interaction (TOCHI) 14(3), 13, ACM, 2007

aiBrowser for multimedia: introducing multimedia content accessibility for visually impaired users
Hisashi Miyashita, Daisuke Sato, Hironobu Takagi, Chieko Asakawa
Proceedings of the 9th International ACM SIGACCESS Conference on Computers and Accessibility, pp. 91 98, ACM, 2007
ACM ID: 1296860


2006

Accessibility evaluation based on machine learning technique
Daisuke Sato, Hironobu Takagi, Chieko Asakawa
Proceedings of the 8th international ACM SIGACCESS conference on Computers and accessibility, pp. 253--254, 2006

Transforming flash to XML for accessibility evaluations
Shin Saito, Hironobu Takagi, Chieko Asakawa
Proceedings of the 8th international ACM SIGACCESS conference on Computers and accessibility, pp. 157--164, 2006

Analyzing visual layout for a non-visual presentation-document interface
Tatsuya Ishihara, Hironobu Takagi, Takashi Itoh, Chieko Asakawa
Proceedings of the 8th international ACM SIGACCESS conference on Computers and accessibility, pp. 165--172, 2006


2005

Proposing new metrics to evaluate web usability for the blind
Kentarou Fukuda, Shin Saito, Hironobu Takagi, Chieko Asakawa
CHI'05 extended abstracts on Human factors in computing systems, pp. 1387--1390, 2005

Whats the web like if you cant see it?
Chieko Asakawa
Proceedings of the 2005 International Cross-Disciplinary Workshop on Web Accessibility (W4A), 1-8
Abstract   world wide web, web standards, web navigation, web engineering, web development, web design, web accessibility, web accessibility initiative, web 2 0, engineering


2004

TAJODA: Proposed Tactile and Jog Dial Interface for the Blind
C. Asakawa, H. Takagi, S. Ino, and T. Ifukube
Transaction of IEICE E87-D(6), 1405-1414, 2004

Accessibility designer: visualizing usability for the blind
Hironobu Takagi, Chieko Asakawa, Kentarou Fukuda, Junji Maeda
ACM SIGACCESS Accessibility and Computing, pp. 177--184, 2004


2003

WebDigest: layout-preserving visually enhanced Web pages
Junji Maeda, Kentarou Fukuda, Hironobu Takagi, Chieko Asakawa
Applications and the Internet, 2003. Proceedings. 2003 Symposium on, pp. 418--421


2002

Auditory and tactile interfaces for representing the visual effects on the web
Chieko Asakawa, Hironobu Takagi, Shuichi Ino, Tohru Ifukube
Proceedings of the fifth international ACM conference on Assistive technologies, pp. 65--72, 2002

Site-wide annotation: reconstructing existing pages to be accessible
Hironobu Takagi, Chieko Asakawa, Kentarou Fukuda, Junji Maeda
Proceedings of the fifth international ACM conference on Assistive technologies, pp. 81--88, 2002


2001

One-dimensional user interface for retrieving information from the web for the blind
Chieko Asakawa, Hironobu Takagi
HCI, pp. 885-889, 2001
world wide web, web navigation, user interface design, user interface, shell, natural user interface, natural language user interface, multiple document interface, human computer interaction, computer science, 10 foot user interface

Document reader for the blind
Chieko Asakawa, Hironobu Takagi, Takashi Itoh
HCI, pp. 890-894, 2001
multimedia, human computer interaction, computer science

Page-Customization allowing blind users to improve web accessibility by themselves
Hironobu Takagi, Chieko Asakawa
HCI, pp. 1003-1007, 2001
world wide web, web accessibility, web accessibility initiative, personalization, multimedia, computer science


2000

The Web Accessibility for the Visually Impaired People
Chieko Asakawa
The Journal of Institute of Electronics, Information and Communication Engineers 83(8), 643-644, 2000
world wide web, multimedia, computer science

Annotation-based transcoding for nonvisual web access
Chieko Asakawa, Hironobu Takagi
Proceedings of the fourth international ACM conference on Assistive technologies, pp. 172--179, 2000


1999

User interface of a nonvisual table navigation method
Chieko Asakawa, Takashi Itoh
CHI '99 extended abstracts on Human factors in computing systems, pp. 214--215, ACM, 1999
Abstract


1998

User interface of a Home Page Reader
Chieko Asakawa, Takashi Itoh
Proceedings of the third international ACM conference on Assistive technologies, pp. 149--156, ACM, 1998




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