Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 158 for “"visually-impaired"”.
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Indoor envision system for the visually impaired
… implemented, to support the challenge faced by Visually Impaired (VI) individuals when they enter a new indoor environment. To design such a system, existing similar systems were first reviewed with their features and limitations. The identified limitations of the existing systems motivated the …
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Designing multimodal interaction for the visually impaired
… a multimodal input mechanism to facilitate visually impaired users' information access. This research investigates sighted and visually impaired users' multimodal interaction choices when given an interaction grammar that supports speech and touch input modalities. It investigates whether …
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Improving roundabouts for cyclists and visually impaired
… results for the other road user group (cyclists/visually impaired) are also discussed.
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A software shell for visually impaired applications
An approach to introduce the visually impaired to personal computers is presented in this thesis. The PC used for this work was an IBM PC Portable. Use of the resident software developed in conjunction with a Votrax Voice Unit can greatly simplify PC applications for the visually impaired. Further, …
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Mathematics and the Visually Impaired Child: An Examination of Standards-based Mathematics Teaching Strategies with Young Visually Impaired Children
Visually impaired children face many learning challenges. This study examined mathematics teaching materials and assessed the mathematical performance of kindergarten-age visually impaired children. Four mathematics textbooks were analyzed. Three educators determined if they were standards-based …
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Object Detection and Recognition for Visually Impaired People
"Object detection plays a very important role in many applications such as image retrieval, surveillance, robot navigation, wayfinding, etc. In this thesis, we propose different approaches to detect indoor signage, stairs and pedestrians. In the first chapter we introduce some related work in this …
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Navigator- A navigation system for the visually impaired
… an android platform, Navigator, designed for the visually impaired for easy and independent travel. People with physical disabilities have a tough time going from one place to another and the conventional methods are using canes or guide dogs or human assistance. This system would use …
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Walking Assistant – A Mobile Aid for the Visually-Impaired
<p>The most common navigation aid visually-impaired people employ is a white cane, but, recently, technology has given rise to a varied set of sophisticated navigation aids. While these new aids can provide more assistance to a visually-impaired person than a white cane, they tend to be expensive …
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Enabling visually impaired people to use touch screen phones
Most mobile applications are not designed for visually impaired people. The concept of universal design is not adopted by most application developers. Therefore, interaction between a visually impaired user and the mobile application becomes cumbersome. Assistive technologies such as screen readers …
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Improving Access to Computer Displays: Readability for Visually Impaired Users
… in text can be made that do not affect unimpaired vision readers while dramatically improving the reading capabilities of the impaired vision population. For character size, 12 and 14 point font sizes were found to be too small for the visually impaired population examined. In general, 18 …
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Dwelling in Braille: A Transitional Community for the Visually Impaired
The blind community is extremely diverse with different ranges and types of visual impairment. Some of those who identify as blind can see colors, some can see depth, and some see nothing at all, and most develop blindness over time or due to an indecent, rather than being born with it. "Dwelling …
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Being visually impaired in an elementary art classroom: a case study
… study was to explore the experiences of a visually impaired student during art instruction. The data was collected using observations of the subject during art class and a series of one-on-one interviews. The subject of the study was a male, second grade, visually impaired student. His …
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Designing a computational construction kit for the blind and visually impaired
… of learners previously unaddressed - blind and visually impaired children. This community has an intimate relationship with the digital and assistive technologies that they rely on for carrying out their everyday tasks, but have no tools for designing and creating their own devices. Using a …
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Conceptual and lexical functioning in blind, severely visually impaired and sighted infants
… in a cognitive deficit. Six blind/severely visually impaired infants and their sighted controls were studied for around a year using a range of quasi-experimental, parental report and observational techniques. The studies found little difference between the blind and sighted infants in the …
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The design of an auditory-cued, interactive space for visually-impaired children
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1996.
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Exploring the Use of Wearables to develop Assistive Technology for Visually Impaired People
… develop assistive technology for users who are visually impaired. Specifically, the work in this thesis aims at improving the quality of life of users who are visually impaired by improving their mobility and ability to socially interact with others. We explore the use of a smart watch for …
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Co-Operation, Perception, and Understanding in an L2 Classroom for the Visually Impaired
… in a high school EFL class at a school for the visually impaired in Japan. The participants were six totally blind students and their teacher. The students were enrolled in a first-year high school EFL class for both blind and low-vision students. I collected three types of qualitative data: …
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