Proceedings ArticleDOI
Drishti: an integrated indoor/outdoor blind navigation system and service
L. Ran,Sumi Helal,S. Moore +2 more
- pp 23-30
TLDR
The Drishti system uses a precise position measurement system, a wireless connection, a wearable computer, and a vocal communication interface to guide blind users and help them travel in familiar and unfamiliar environments independently and safely.Citations
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Journal ArticleDOI
A survey on jamming attacks and countermeasures in WSNs
TL;DR: The objective of this article is to provide a general overview of the critical issue of jamming in WSNs and cover all the relevant work, providing the interested researcher pointers for open research issues in this field.
Journal ArticleDOI
Indoor Human Navigation Systems {a Survey
TL;DR: A comprehensive overview of existing indoor navigation systems is provided and the dierent techniques used for locating the user; planning a path; representing the environment; and interacting with the user are analyzed.
Journal ArticleDOI
Consistency Analysis and Improvement of Vision-aided Inertial Navigation
TL;DR: An observability constrained VINS (OC-VINS), which explicitly enforces the unobservable directions of the system, hence preventing spurious information gain and reducing inconsistency is developed.
Journal ArticleDOI
Vision-based location positioning using augmented reality for indoor navigation
Jongbae Kim,Heesung Jun +1 more
TL;DR: A vision-based location positioning system using augmented reality technique for indoor navigation that automatically recognizes a location from image sequences taken of indoor environments, and it realizes augmented reality by seamlessly overlaying the user's view with location information.
Proceedings ArticleDOI
RFID information grid for blind navigation and wayfinding
S. Willis,Sumi Helal +1 more
TL;DR: A navigation and location determination system for the blind using an RFID tag grid that allows for a self-describing, localized information system with no dependency on a centralized database or wireless infrastructure for communications.
References
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Journal ArticleDOI
A touring machine: prototyping 3D mobile augmented reality systems for exploring the urban environment
TL;DR: A prototype system that combines the overlaid 3D graphics of augmented reality with the untethered freedom of mobile computing is described, to explore how these two technologies might together make possible wearable computer systems that can support users in their everyday interactions with the world.
Proceedings ArticleDOI
Drishti: an integrated navigation system for visually impaired and disabled
TL;DR: Drishti augments contextual information to the visually impaired and computes optimized routes based on user preference, temporal constraints, and dynamic obstacles based on static and dynamic data.
Proceedings ArticleDOI
A wearable computer system with augmented reality to support terrestrial navigation
TL;DR: This paper reports the outcomes of a set of trials using an off the shelf wearable computer, equipped with a custom built navigation software package, "map-in-the-hat", to provide visual navigation aids to users.
Proceedings ArticleDOI
Indoor navigation using a diverse set of cheap, wearable sensors
A.R. Golding,N. Lesh +1 more
TL;DR: This work focuses on the task of indoor navigation and shows that, by integrating information from accelerometers, magnetometers and temperature and light sensors, it can collect enough information to infer the user's location.
Proceedings ArticleDOI
Personal guidance system for the visually impaired
TL;DR: The long-term goal is for a portable, self-contained system that will allow visually impaired individuals to travel through familiar and unfamiliar environments without the assistance of guides.