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Haptic Virtual Environments for Blind People: Exploratory Experiments with Two Devices
1999
International Journal of Virtual Reality
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This paper is a fusion of two independent studies investigating related problems concerning the use of haptic virtual environments for blind people: a study in Sweden using a PHANToM 1.5 A and one in the ...
The studies investigated the perception of virtual textures, the identification of virtual objects and the perception of their size and angles. ...
The studies conducted in Sweden were made possible by grants from the Swedish Council for Research in Humanities and Social Sciences and from the Swedish Transport and Communications Research Board. ...
doi:10.20870/ijvr.1999.4.1.2663
fatcat:nrtw2h2bjrea3hdjzc3jllamyy
Interaction in Distributed Virtual Environments
[article]
2005
Eurographics State of the Art Reports
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After introducing the field of interaction and rich behaviour in collaborative virtual environments, we cover the main issues in three parts. ...
The objective of this course is to give an introduction to the issues to consider when building highly engaging interactive shared virtual environments, and techniques to mediate complex haptic interaction ...
We would also like to thank Stephen Ehmann and Young Kim for their help with SWIFT++ and DEEP; Nitin Jain, Avneesh Sud, and Naga Govindaraju for their contributions in haptic texture rendering; Roberta ...
doi:10.2312/egt.20051057
fatcat:y3cgrhdjojdf3ij4p5aloxefwm
Haptics in virtual environments: Taxonomy, research status, and challenges
1997
Computers & graphics
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We also summarize the issues and some of our results in integrating haptics into multimodal and distributed virtual environments, and speculate on the challenges for the future. 7;: 1997 ...
In this paper, we clarify the terminology of human and machine haptics and provide a brief overview of the progress recently achieved in these fields, based on our investigations as well as other studies ...
Haptic rendering and interaction techniques The basic process of haptically rendering objects in virtual environments with a force-feedback device is shown in Fig. 2 . ...
doi:10.1016/s0097-8493(97)00030-7
fatcat:46tlh3tu2ngrpbgwwnhpvg6aoy
Interaction of visual and haptic information in simulated environments: texture perception
[chapter]
2001
Lecture Notes in Computer Science
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This paper describes experiments relating to the perception of the roughness of simulated surfaces via the haptic and visual senses. ...
Subjects used a magnitude estimation technique to judge the roughness of "virtual gratings" presented via a PHANToM haptic interface device, and a standard visual display unit. ...
ACKNOWLEDGEMENTS This work is supported by EPSRC GR/L76112 "Determining Appropriate Haptic Cues for Virtual Reality and Teleoperation". ...
doi:10.1007/3-540-44589-7_12
fatcat:6cullmic6naohoj335umwoj34u
Haptic interfaces for virtual environments: Perceived instability and force constancy in haptic sensing of virtual surfaces
2007
Canadian journal of experimental psychology
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This review summarizes two recent studies inspired by perception problems in using haptic interfaces to interact with virtual environments. ...
This can result in a reversal in perceived relative surface heights if the taller surface is rendered with a lower stiffness, thereby resulting in an erroneous perception of the virtual environment being ...
The author wishes to thank an anonymous reviewer and Dr. Roberta Klatzky for their careful reading of an earlier manuscript and excellent suggestions. ...
doi:10.1037/cjep2007027
pmid:17974320
fatcat:ya65igjh4ja5bdoya7uyjiobhm
Perceived Instability of Virtual Haptic Texture. II. Effect of Collision-Detection Algorithm
2005
Presence - Teleoperators and Virtual Environments
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This article reports the second study in a series that investigates perceived instability-unrealistic sensations associated with virtual objects-of virtual haptic texture. ...
Our results underscore the important roles played by environment modeling and human haptic perception, as well as control stability, in ensuring a perceptually stable virtual haptic environment. ...
Acknowledgments This work was supported in part by a National Science Foundation (NSF) Faculty Early Career Development (CAREER) Award under Grant 9984991-IIS and in part by an NSF award under Grant 0098443 ...
doi:10.1162/105474605774785271
fatcat:or3ekbyrffe5lkcrz4sei3izfm
Multimodal "Sensory Illusions" for Improving Spatial Awareness in Virtual Environments
2016
Proceedings of the European Conference on Cognitive Ergonomics - ECCE '16
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Multimodal feedback can improve depth perception in VEs, but this has yet to be implemented and tested in engineering applications with systems which provide haptic feedback to the body. ...
Inaccurate judgement of distances in virtual environments (VEs) restricts their usefulness for engineering development, in which engineers must have a good understanding of the spaces they are designing ...
ACKNOWLEDGMENTS This work was supported by the Engineering and Physical Science Research Council (EP/N00549X/1). ...
doi:10.1145/2970930.2970945
dblp:conf/ecce/LawsonRA16
fatcat:5dqq6nauwjgzjgncau3ndlwpf4
The Third Joint Eurohaptics Conference and Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems
2008
IEEE robotics & automation magazine
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The three commercial haptic devices we used span the cost spectrum, supposing that cost of a device is correlated with the fidelity of its virtual textures. This turned out not to be the case. ...
Further investigation into the electrical and mechanical device properties that limited the performance of these devices revealed that D/A resolution, amplifier non-linearity and stiction were the primary ...
ACKNOWLEDGEMENTS This work was supported in part by Sandia National Laboratories. ...
doi:10.1109/mra.2008.930406
fatcat:wsmfsx5h5fff5lzwgwjhgmdsdq
Perceived Instability of Virtual Haptic Texture: III. Effect of Update Rate
2007
Presence - Teleoperators and Virtual Environments
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This study investigates the effect of update rate on the quality of haptic virtual textures, with the goal to develop a guideline for choosing an optimal update rate for haptic texture rendering. ...
Two metrics, control stability and perceived quality of the virtual haptic texture, were used. ...
The first author was also supported in part by the Envision Center for Data Perceptualization at Purdue University. ...
doi:10.1162/pres.16.3.263
fatcat:xrxak52xyfbdfntvjua73u3gp4
Visual Learning in Multisensory Environments
2010
Topics in Cognitive Science
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Experimental data consistent with each of these observations are reviewed. ...
We study the claim that multisensory environments are useful for visual learning because nonvisual percepts can be processed to produce error signals that people can use to adapt their visual systems. ...
Acknowledgments This work was supported by NSF research grant DRL-0817250 to the first author and by a grant from the UCLA Faculty Research Program to the second author. ...
doi:10.1111/j.1756-8765.2009.01056.x
pmid:25163785
fatcat:kmwfwnjfgvehziamyvm2chgtni
Pseudo Haptic in Augmented Reality Environment Based on Touch Screen
2020
Zenodo
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This investigation would focus on this field, describe the theory and experiment plan of making virtual perception in AR-environment with touch screen interface; implement pseudo-haptic AR system on a ...
In Augment Reality (AR) environment, human perception could help virtual object mixing with real environment to intensify its reality. ...
It has been used to simulate various haptic properties such as the stiffness of a virtual spring, the texture of an image or the mass of a virtual object. ...
doi:10.5281/zenodo.3855178
fatcat:yth7vasffrag7c7z7b72szobtm
Exploring Frictional Surface Properties for Haptic-Based Online Shopping
[article]
2011
ICAT-EGVE 2014 - International Conference on Artificial Reality and Telexistence and Eurographics Symposium on Virtual Environments
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The work described here investigates differential thresholds for simulated frictional surfaces, an important haptic feature for product comparison. ...
One aim is to gain insight into the design space for multiple comparisons of virtual surfaces as will be needed to support online shopping. ...
This work was funded in part by the Saudi Arabian Ministry of Higher Education in association with the Saudi Arabian Embassy in London. ...
doi:10.2312/egve/jvrc11/047-054
fatcat:ywyyfqvtbrf4xhlykj73pi76c4
Realistic Haptics Interaction in Complex Virtual Environments
[chapter]
2010
Advances in Haptics
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The benefit evaluates the contribution of impostors to model perception in the virtual environments. ...
People investigate haptic interfaces to perform interactive tasks mainly in two aspects: to explore part of the environment and thus achieve tactile identification of objects, positions and orientations ...
Advances in Haptics presents a number of recent contributions to the field of haptics. Authors from around the world present the results of their research on various issues in the field of haptics. ...
doi:10.5772/8698
fatcat:bbj2br2j35ffdffvxqrhxb4dri
Simulating Haptic Feedback Using Vision: A Survey of Research and Applications of Pseudo-Haptic Feedback
2009
Presence - Teleoperators and Virtual Environments
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Pseudo-haptic feedback has been used to simulate various haptic properties such as the stiffness of a virtual spring, the texture of an image, or the mass of a virtual object. ...
This paper presents a survey of the main results obtained in the field of "pseudo-haptic feedback": a technique meant to simulate haptic sensations in virtual environments using visual feedback and properties ...
The principle of pseudo-haptic feedback consists of combining visual feedback with the subject's actions in the virtual environment in novel way. ...
doi:10.1162/pres.18.1.39
fatcat:wnp346d4w5djvnx7yhloazn7c4
Haptic feedback in mixed-reality environment
2007
The Visual Computer
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But, this leads usually to systems that are far from the real procedures, and thus not efficient in term of training. Two techniques could improve this procedure: mixed-reality and haptic feedback. ...
We propose in this paper to investigate the integration of both of them inside a single framework. We present the hardware used to design our training system. ...
Acknowledgment This work has been supported by the Swiss National Science Foundation (FNS), and partially funded by the European Network of Excellence Intuition (NoE Intuition). ...
doi:10.1007/s00371-007-0159-y
fatcat:7n3lncyrjvhznflyxewlk6ddry
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