Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
94 results found tagged sign language.
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A Web-Based User Survey for Evaluating Power Saving Strategies for Deaf Users of MobileASL
This paper presents research on power-saving video compression algorithms for MobileASL, a project enabling real-time, two-way video communication on mobile phones so Deaf people can communicate in American Sign Language. Running video calls drains p…
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An Evaluation of Video Intelligibility for Novice American Sign Language Learners on a Mobile Device
This paper investigates what video resolution is necessary for novice signers to learn American Sign Language (ASL) from video on a mobile device. The motivation is deeply practical: approximately 77% of deaf children are born to hearing parents who …
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Evaluating Importance of Facial Expression in American Sign Language and Pidgin Signed English Animations
This paper presents the first empirical evaluation of the impact of facial expressions on the understandability and perceived quality of American Sign Language (ASL) and Pidgin Signed English (PSE) computer animations. ASL animations have significant…
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We Need to Communicate! Helping Hearing Parents of Deaf Children Learn American Sign Language
This paper presents interview research with hearing parents of deaf children to understand their motivations, challenges, and needs when learning American Sign Language, informing the design of SMARTSign, a mobile ASL learning application. In the Uni…
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Brazilian Sign Language Multimedia Hangman Game: A Prototype of an Educational and Inclusive Application
This doctoral consortium paper presents a prototype educational game — a hangman game that uses Brazilian Sign Language (BSL/Libras) as its input method. Instead of typing letters on a keyboard, players perform fingerspelling signs from the Libras ma…
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The Vlogging Phenomena: A Deaf Perspective
This paper examines how Deaf people use video blogging (vlogging) technology to communicate in American Sign Language (ASL) on mainstream and specialized platforms. The researchers compared vlogging practices on YouTube, a mainstream video-sharing si…
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Evaluating Quality and Comprehension of Real-Time Sign Language Video on Mobile Phones
This paper investigates the relationship between objective video quality metrics (PSNR — peak signal-to-noise ratio), subjective quality preferences, and actual comprehension of American Sign Language (ASL) video transmitted at very low bitrates on m…
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Design and Evaluation of Classifier for Identifying Sign Language Videos in Video Sharing Sites
This paper presents the design and evaluation of a video classifier that automatically distinguishes sign language (SL) videos from non-sign-language videos on video sharing sites like YouTube. Currently, deaf and hard-of-hearing users must rely on t…
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Mixed Local and Remote Participation in Teleconferences from a Deaf and Hard of Hearing Perspective
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 …
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A Web-Based Intelligibility Evaluation of Sign Language Video Transmitted at Low Frame Rates and Bitrates
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…