Conference Proceedings

LiveSnippets: Voice-based Live Authoring of Multimedia Articles about Experiences

Hyeongcheol Kim, Shengdong Zhao, Can Liu, and Kotaro Hara Proceedings of MobileHCI 2020

Project Sidewalk: A Web Based Crowdsourcing Tool for Collecting Sidewalk Accessibility Data at Scale

Manaswi Saha, Michael Saugstad, Hanuma Teja Maddali, Aileen Zeng, Ryan Holland, Steven Bower, Aditya Dash, Sage Chen, Anthony Li, Kotaro Hara, and Jon Froehlich Proceedings of CHI 2019, Glasgow, U.K. Best Paper Award

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Striving to Earn More: A Survey of Work Strategies and Tool Use Among Crowd Workers

Toni Kaplan, Susumu Saito, Kotaro Hara, and Jeffrey P. Bigham Proceedings of HCOMP 2018, Zurich, Switzerland

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A Data-Driven Analysis of Workers' Earnings on Amazon Mechanical Turk

Kotaro Hara, Abigail Adams, Kristy Milland, Saiph Savage, Chris Callison-Burch, and Jeffrey P. Bigham Proceedings of CHI 2018, Montreal, QC, Canada. Honourable Mention Award

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Vocal Programming for People with Upper-Body Motor Impairments

Lucas Rosenblatt, Patrick Carrington, Kotaro Hara, Jeffrey P. Bigham Proceedings of W4A 2018, Lyon, France

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Introducing People with ASD to Crowd Work

Kotaro Hara and Jeffrey P. Bigham Proceedings of ASSETS 2017, Baltimore, USA.

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The Crowd Work Accessibility Problem

Saiganesh Swaminathan, Kotaro Hara, Jeffrey P. Bigham Proceedings of W4A 2017, Perth, Australia, Best Paper Nomination

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The Design of Assistive Location-based Technologies for People with Ambulatory Disabilities: A Formative Study

Kotaro Hara, Christine Chan, Jon E. Froehlich Proceedings of CHI 2016, San Jose, USA.

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Effect of Machine Translation in Interlingual Conversation: Lessons from a Formative Study

Kotaro Hara and Shamsi T. Iqbal Proceedings of CHI 2015, Seoul, Korea.

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Tohme: Detecting Curb Ramps in Google Street View Using Crowdsourcing, Computer Vision, and Machine Learning

Kotaro Hara, Jin Sun, Robert Moore, David Jacobs, Jon E. Froehlich Proceedings of UIST 2014, ACM CR Best of Computing

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Improving Public Transit Accessibility for Blind Riders by Crowdsourcing Bus Stop Landmark Locations with Google Street View

Kotaro Hara, Shiri Azenkot, Megan Campbell, Cynthia L. Bennett, Vicki Le, Sean Pannella, Robert Moore, Kelly Minckler, Rochelle H. Ng, Jon E. Froehlich Proceedings of ASSETS 2013, Bellevue, Washington. Best Paper Award

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Combining Crowdsourcing and Google Street View to Identify Street-level Accessibility Problems

Kotaro Hara, Victoria Le, Jon E. Froehlich Proceedings of CHI 2013, Paris, France, Apr 24-May 2, 2013.

Journal Papers

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Commanding and Re-dictation: Developing Eyes-free Voice-based Interaction for Editing Dictated Text

Debjyoti Ghosh, Can Liu, Shengdong Zhao, and Kotaro Hara ACM Transaction on Computer-Human Interaction

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Improving Public Transit Accessibility for Blind Riders by Crowdsourcing Bus Stop Landmark Locations with Google Street View: An Extended Analysis

Kotaro Hara, Shiri Azenkoto, Megan Campbell, Cynthia L. Bennett, Vicki Le, Sean Pannella, Robert Moor, Kelly Minckler, Rochelle H. Ng, Jon E. Froehlich ACM Transactions on Accessibility. 2015

Poster Proceedings

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ViScene: A Collaborative Authoring Tool for Scene Descriptions in Videos

Rosiana Natalie, Ebrima Jarjue, Hernisa Kacorri, and Kotaro Hara Poster Proceedings of ASSETS 2020, Online Event

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Techniques to Visualize Occluded Graph Elements for 2.5D Map Editing

Kazuyuki Fujita, Daigo Hayashi, Kotaro Hara, Kazuki Takashima, and Yoshifumi Kitamura Poster Proceedings of CHI 2020, Online Event

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Worker Demographics and Earnings on Amazon Mechanical Turk: An Exploratory Analysis

Hara, K., Adams, A. Milland, M., Savage S., Hanrahan, B.V., Bigham J.P., and Callison-Burch, C. Poster Proceedings of CHI 2019, Glasgow, Scotland, UK.

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A Pilot Deployment of an Online Tool for Large-Scale Virtual Auditing of Urban Accessibility

Manaswi Saha, Kotaro Hara, Soheil Behnezhad, Anthony Li, Michael Saugstad, Hanuma Maddali, Sage Chen, Jon E. Froehlich Poster Proceedings of ASSETS 2017, Baltimore, USA.

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FluTCHA: Using Fluency to Distinguish Humans from Computers

Kotaro Hara, Mohammad T. Hajiaghayi, Benjamin B. Bederson Poster Proceedings of WWW 2015, Florence, Italy

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An Initial Study of Automatic Curb Ramp Detection with Crowdsourced Verification using Google Street View Images

Kotaro Hara, Jin Sun, Jonah Chazan, David Jacobs, Jon E. Froehlich Poster Proceedings of HCOMP 2013, Palm Springs, California, USA.

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A Feasibility Study of Crowdsourcing and Google Street View to Determine Sidewalk Accessibility

Kotaro Hara, Victoria Le, and Jon Froehlich Poster Proceedings of ASSETS 2012, Boulder, Colorado, USA.