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• Captions Versus Transcripts for Online Video Content

  Raja S. Kushalnagar, Walter S. Lasecki, Jeffrey P. Bigham · 2013 · Proceedings of the 10th International Cross-Disciplinary Conference on Web Accessibility (W4A)

  This paper investigates a fundamental challenge for deaf and hard of hearing (DHH) users consuming online video: while hearing viewers can watch and listen simultaneously using separate sensory channels, DHH viewers must process two competing visual streams — the video content…

  captioning · deaf accessibility · transcripts · online education · MOOCs

• Effect of Displaying Human Videos During an Evaluation Study of American Sign Language Animation

  Hernisa Kacorri, Pengfei Lu, Matt Huenerfauth · 2013 · ACM Transactions on Accessible Computing

  This paper addresses a critical methodological question in sign language animation research: how does the choice of upper baseline (human video vs. high-quality animation) and the modality of comprehension questions affect evaluation results? The authors conducted three phases…

  sign language animation · ASL · deaf accessibility · evaluation methodology · user studies

• Comparing Native Signers' Perception of American Sign Language Animations and Videos via Eye Tracking

  Hernisa Kacorri, Allen Harper, Matt Huenerfauth · 2013 · Proceedings of the 15th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS)

  This paper investigates whether eye tracking can serve as an alternative or complementary evaluation method for assessing the quality of synthesized American Sign Language (ASL) animations. Computer-generated ASL animations offer accessibility benefits for deaf individuals with…

  sign language · American Sign Language · animation · eye tracking · deaf accessibility

• Mixed Local and Remote Participation in Teleconferences from a Deaf and Hard of Hearing Perspective

  Christian Vogler, Paula Tucker, Norman Williams · 2013 · Proceedings of the 15th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS)

  This experience report describes the accessibility challenges faced by deaf and hard of hearing members of the FCC's Emergency Access Advisory Committee (EAAC) during 2.5 years of collaboration with 25-30 hearing committee members in mixed local and remote meeting settings. The…

  deaf accessibility · hard of hearing · teleconferencing · videoconferencing · sign language

• A Web-Based Intelligibility Evaluation of Sign Language Video Transmitted at Low Frame Rates and Bitrates

  Jessica J. Tran, Rafael Rodriguez, Eve A. Riskin, Jacob O. Wobbrock · 2013 · Proceedings of the 15th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS)

  This paper evaluates the perceived lower limits of intelligible sign language video for mobile communication, testing how much video quality can be sacrificed while maintaining comprehensibility for ASL users. The ITU-T recommends sign language video be transmitted at 25 fps at…

  sign language · American Sign Language · deaf accessibility · video compression · frame rate

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