155 Hits in 4.4 sec

Robot-assisted wayfinding for the visually impaired in structured indoor environments

Vladimir Kulyukin, Chaitanya Gharpure, John Nicholson, Grayson Osborne
2006 Autonomous Robots  
We present a robot-assisted wayfinding system for the visually impaired in structured indoor environments.  ...  We describe how the system was deployed in two indoor environments and evaluated by visually impaired participants in a series of pilot experiments.  ...  In the remainder of this article, we will argue that robot-assisted wayfinding is a viable universal access strategy in structured indoor environments where the visually impaired face wayfinding barriers  ... 
doi:10.1007/s10514-006-7223-8 fatcat:zkacezy74zfztdlfw3cuvp3aua

Introduction to the thematic issue on Mobility

Christoph Stahl, Bernd Krieg-Brückner, Wolfgang Zagler, Björn Göttfried, Christoph Stahl, Bernd Krieg-Brückner, Wolfgang Zagler, Björn Göttfried
2015 Journal of Ambient Intelligence and Smart Environments  
Acknowledgements The guest editors wish to thank all the reviewers for their valuable contributions to this thematic issue and for helping us to find experts in all areas of Computer Science that were  ...  Finally, we would like to express our great appreciation to all the authors for their submissions of high quality that made this thematic issue possible.  ...  Colombo et al. focus in their paper 'Efficient customisable dynamic motion planning for assistive robots in complex human environments' on people with physical and mental impairments that require the support  ... 
doi:10.3233/ais-150339 fatcat:4o3orjhu5rcwjiqtha2esqcb5e

Wayfinding Tools for People With Visual Impairments in Real-World Settings: A Literature Review of Recent Studies

Amy T. Parker, Martin Swobodzinski, Julie D. Wright, Kyrsten Hansen, Becky Morton, Elizabeth Schaller
2021 Frontiers in Education  
Within this investigation, we discovered some characteristics of participants with visual impairments, routes traveled, and real-world environments that have been included in recent wayfinding research  ...  use while navigating indoors and/or outdoors in dynamic travel contexts.  ...  ACKNOWLEDGMENTS The authors would like to acknowledge the American Printing House for the Blind for their partnership in support of the work presented in this paper.  ... 
doi:10.3389/feduc.2021.723816 fatcat:djb7fgsmwjcrjlvvq7m56fv5ni

RoboCart: toward robot-assisted navigation of grocery stores by the visually impaired

V. Kulyukin, C. Gharpure, J. Nicholson
2005 2005 IEEE/RSJ International Conference on Intelligent Robots and Systems  
This paper presents RoboCart, a proof-of-concept prototype of a robotic shopping assistant for the visually impaired.  ...  For localization, RoboCart relies on RFID tags deployed at various locations in the store. For navigation, Robo-Cart relies on laser range finding.  ...  Sachin Pavithran, a visually impaired training and development specialist at the USU Center for Persons with Disabilities, for generously volunteering his time for testing RoboCart.  ... 
doi:10.1109/iros.2005.1545107 dblp:conf/iros/KulyukinGN05 fatcat:65a45gsrfbcfdezjxotpe5xqwu

Context-based indoor object detection as an aid to blind persons accessing unfamiliar environments

Xiaodong Yang, YingLi Tian, Chucai Yi, Aries Arditi
2010 Proceedings of the international conference on Multimedia - MM '10  
In this paper, we propose a computer visionbased indoor wayfinding system for assisting blind people to independently access unfamiliar buildings.  ...  Independent travel is a well known challenge for blind or visually impaired persons.  ...  Relative Position Determination For indoor wayfinding device to assist blind or visually impaired persons, we need also, after detecting the door, to indicate the door's position to the blind user.  ... 
doi:10.1145/1873951.1874156 dblp:conf/mm/YangTYA10 fatcat:rvuxppvv4za4lafqyvxvmv6yii

Accessible Wayfinding Testbed: Infrastructure and Components

Hassan Karimi, Mahdi Hashemi
2015 Proceedings of the 10th EAI International Conference on Testbeds and Research Infrastructures for the Development of Networks & Communities  
Emergence of advanced systems and services that can assist PWDs in wayfinding and navigation calls for the development of an accessible wayfinding platform facilitating the evaluation of accessibility  ...  The database component includes networks of sidewalks outdoors and building elements indoors with accessibility elements for PWDs.  ...  For example, there are specific requirements for wayfinding of wheelchair users (WC) that are different than the wayfinding requirements of people who are blind or visually impaired (B/VI).  ... 
doi:10.4108/icst.tridentcom.2015.259709 dblp:journals/eetcs/KarimiH15 fatcat:uxm2r7d6kzbhbjfffci3ei2bvm

Wayfinding and Navigation for People with Disabilities Using Social Navigation Networks

Hassan A. Karimi, M. Bernardine Dias, Jonathan Pearlman, George J. Zimmerman
2014 EAI Endorsed Transactions on Collaborative Computing  
To achieve safe and independent mobility, people usually depend on published information, prior experience, the knowledge of others, and/or technology to navigate unfamiliar outdoor and indoor environments  ...  We propose that following a hybrid approach of combining experiencecentric and compute-centric methods will overcome the shortcomings of current wayfinding and navigation solutions for PWDs.  ...  The authors also thank the many members of their research teams who assisted with different aspects of this work; notably, Ermine Teves, Satish Ravishankar, Dr. M. Beatrice Dias, and Dr.  ... 
doi:10.4108/cc.1.2.e5 fatcat:7wommontjvdflp4sr6edf3j4ry

Modeling and simulating assistive environments in 3-D with the YAMAMOTO toolkit

Christoph Stahl, Tim Schwartz
2010 2010 International Conference on Indoor Positioning and Indoor Navigation  
We present the map modeling toolkit YAMAMOTO, which allows to efficiently model and design assistive building environments in 3-D.  ...  We focus on the tool's ability to represent and simulate sensors and actuators, i.e. navigational beacons used for indoor positioning and navigation purposes.  ...  WAYFINDING AND NAVIGATIONAL AID Seamless route-finding is supported in indoor and outdoor environments without the need for explicit modeling of path networks.  ... 
doi:10.1109/ipin.2010.5647505 fatcat:wevmvleztrfrbjxxgsmxn7h53i

Indoor Localization Using Computer Vision and Visual-Inertial Odometry [chapter]

Giovanni Fusco, James M. Coughlan
2018 Lecture Notes in Computer Science  
Indoor wayfinding is a major challenge for people with visual impairments, who are often unable to see visual cues such as informational signs, land-marks and structural features that people with normal  ...  signs in it; and (b) it allows the user to walk freely without having to actively search for signs with the smartphone (which is challenging for people with severe visual impairments).  ...  The authors were supported by NIDILRR grant 90RE5024-01-00.  ... 
doi:10.1007/978-3-319-94274-2_13 pmid:31058269 pmcid:PMC6497170 fatcat:iy7vfktg4bdtfahl6vu3had3nm


T. Ghawana, M. Aleksandrov, S. Zlatanova
2018 ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
</strong> Disaster management for urban environments with complex structures requires 3D extensions of indoor applications to support better risk reduction and response strategies.  ...  The paper concludes with recommendations for 3D modeling, navigation and visualization of data using readily available smartphone technologies, drones as well as advanced robotics for Disaster Management  ...  Robots can take place or assist human rescuers with enhanced speed, agility, maneuverability, load carrying capacity, resistance to fire, laser and infra-red based visual.  ... 
doi:10.5194/isprs-annals-iv-4-49-2018 fatcat:5njlfodwzbfoxi5l2lay76ouaq

Indoor positioning and wayfinding systems: a survey

Jayakanth Kunhoth, AbdelGhani Karkar, Somaya Al-Maadeed, Abdulla Al-Ali
2020 Human-Centric Computing and Information Sciences  
In the past, considerable number of navigation systems were developed for accessing outdoor and indoor environments.  ...  Radio frequency (RF) signals, computer vision, and sensor-based solutions are more suitable for tracking the users in indoor environments.  ...  Jayakanth [81] examined the effectiveness of texture features and deep CNNs for indoor object recognition to assist people with visual impairments in indoor environments.  ... 
doi:10.1186/s13673-020-00222-0 fatcat:m7lt5zdcjbbsvlh7fwatjvpx6y

Toward a computer vision-based wayfinding aid for blind persons to access unfamiliar indoor environments

YingLi Tian, Xiaodong Yang, Chucai Yi, Aries Arditi
2012 Machine Vision and Applications  
In this paper, we propose a proof-of-concept computer vision-based wayfinding aid for blind people to independently access unfamiliar indoor environments.  ...  Independent travel is a well known challenge for blind and visually impaired persons.  ...  Determining Relative Position of a Detected Door For an indoor wayfinding device to assist blind or visually impaired persons, we not only need to recognize the presence of a door but also the door's position  ... 
doi:10.1007/s00138-012-0431-7 pmid:23630409 pmcid:PMC3636776 fatcat:vzgprhkgp5f4jda5splpbvjsky

(Computer) vision without sight

Roberto Manduchi, James Coughlan
2012 Communications of the ACM  
Computer vision holds great promise for helping persons with blindness or visual impairments (VI) to interpret and explore the visual world.  ...  This article reviews the types of assistive technology application areas that have already been developed for VI, and the possible roles that computer vision can play in facilitating these applications  ...  [11] ) was aimed to support navigation in indoor spaces for persons with cognitive impairments.  ... 
doi:10.1145/2063176.2063200 pmid:22815563 pmcid:PMC3398697 fatcat:aa2wlsixkvh2xdi7qbv7t7cbdy

Mapping the Evolutions and Trends of Literature on Wayfinding in Indoor Environments

Hessam Ghamari, Ayyoob Sharifi
2021 European Journal of Investigation in Health, Psychology and Education  
Research on indoor wayfinding has increased in number and significance since the 1980s.  ...  The main objective of this study is to present a bibliometric analysis of about forty years of research on indoor wayfinding to provide an overview of the research landscape.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/ejihpe11020042 pmid:34708826 pmcid:PMC8314368 fatcat:25iuq2vf75hefhal6lh6fj4yd4

Informing the design of an automated wayfinding system for individuals with cognitive impairments

Alan L. Liu, Harlan Hile, Gaetano Borriello, Henry Kautz, Pat A. Brown, Mark Harniss, Kurt Johnson
2009 Proceedings of the 3d International ICST Conference on Pervasive Computing Technologies for Healthcare  
Individuals with cognitive impairments are often prevented from independently living, working, and fully participating in their community due to wayfinding concerns.  ...  The findings from both studies show that individuals with cognitive impairments would benefit from a wayfinding system that is capable of supporting customizable and adaptable direction selection.  ...  This work was funded by the National Institute on Disability and Rehabilitation Research (NIDRR) Grant #H133A031739 and a Microsoft Research Intelligent Systems for Assisted Cognition Award.  ... 
doi:10.4108/icst.pervasivehealth2009.6018 dblp:conf/ph/LiuHBKBHJ09 fatcat:si6pb6a5bve7fal52xpbhhv3m4
« Previous Showing results 1 — 15 out of 155 results