Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
116 results found tagged crowdsourcing.
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Warping Time for More Effective Real-Time Crowdsourcing
This paper introduces TimeWarp, a technique that manipulates audio playback speed to improve crowd workers performance on real-time speech captioning. The core problem is that non-expert typists cannot keep up with natural speaking rates of 150-225 w…
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What the Disability Community Can Teach Us About Interactive Crowdsourcing
This short forum article argues that the disability community has been practicing interactive crowdsourcing long before the term became mainstream in computing, and that mainstream crowdsourcing systems have much to learn from these experiences. The …
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Crowdsourcing the Installation and Maintenance of Indoor Localization Infrastructure to Support Blind Navigation
This paper introduces LuzDeploy, a physical crowdsourcing system that coordinates non-expert volunteers to install and maintain Bluetooth Low Energy (BLE) beacon infrastructure for indoor navigation systems used by blind people. The central problem i…
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RegionSpeak: Quick Comprehensive Spatial Descriptions of Complex Images for Blind Users
This paper introduces RegionSpeak, a mobile application that helps blind users get comprehensive spatial descriptions of complex visual scenes by combining image stitching with parallelized crowdsourced labeling. The authors identify a gap in existin…
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Legion Scribe: Real-Time Captioning by Non-Experts
This demonstration paper presents Legion:Scribe, a crowd-powered captioning system that enables groups of 3-5 non-expert typists to collectively produce real-time captions with less than 5 seconds of latency. The system addresses the prohibitive cost…
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Gauging Receptiveness to Social Microvolunteering
This paper introduces the concept of social microvolunteering — a hybrid of friendsourcing and microvolunteering where volunteers install an application that posts microtasks to their social media feeds, enabling their friends to contribute to causes…
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ApplianceReader: A Wearable, Crowdsourced, Vision-based System to Make Appliances Accessible
This work-in-progress paper presents ApplianceReader, a wearable system that combines a point-of-view camera (Google Glass) with crowdsourcing and computer vision to make everyday appliance control panels accessible to people with visual impairments.…
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Real-Time Captioning with the Crowd
This article presents Scribe, a crowdsourced real-time captioning system that allows groups of non-expert typists to collectively produce captions at the speed of natural speech — a task that normally requires highly trained professional stenographer…
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Crowd-AI Camera Sensing in the Real World
This paper presents Zensors++, a hybrid crowd-AI camera sensing system that allows users to point a networked camera at a scene, define a natural language question about it (such as "Is the coffee machine in use?" or "How many people are in the room?…
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Twitter A11y: A Browser Extension to Make Twitter Images Accessible
This paper presents Twitter A11y, a browser extension designed to address the widespread lack of alternative text on images posted to Twitter. The authors note that while around 12% of Twitter content consists of images, only 0.1% of those images inc…