2010 IEEE Virtual Reality Conference (VR)最新文献

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Portable non-player character tutors with quest activities 带有任务活动的便携式非玩家角色导师
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444779
Jafar Al-Gharaibeh, C. Jeffery
{"title":"Portable non-player character tutors with quest activities","authors":"Jafar Al-Gharaibeh, C. Jeffery","doi":"10.1109/VR.2010.5444779","DOIUrl":"https://doi.org/10.1109/VR.2010.5444779","url":null,"abstract":"Massively multiuser online games such as World of Warcraft employ computer controlled non-player characters (NPCs) and quest activities extensively in tutoring capacities that incorporate active learning, incremental progress, and creative repetition. This poster explores ways to use this model in educational virtual environments (VE), using NPCs as anthropocentric keys to organize and deliver educational content. Our educational NPC design includes a knowledge model and a user performance model, in addition to the physical traits, behavior model, and dialog model necessary to make them interesting, credible members of the environment. Formatted web-based educational content, exercises, and quizzes are imported into the virtual worlds (VWs), reducing the effort needed to create new educational NPCs. The NPC architecture in this poster supports simple multi-platform NPCs that offer educational quests to users in two VEs, CVE and Second Life.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116277753","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
The virtual factory: Exploring 3D worlds as industrial collaboration and control environments 虚拟工厂:探索3D世界作为工业协作和控制环境
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444777
Maribeth Back, Timothy Childs, Anthony Dunnigan, J. Foote, Sagar Gattepally, Bee Liew, Jun Shingu, Jim Vaughan
{"title":"The virtual factory: Exploring 3D worlds as industrial collaboration and control environments","authors":"Maribeth Back, Timothy Childs, Anthony Dunnigan, J. Foote, Sagar Gattepally, Bee Liew, Jun Shingu, Jim Vaughan","doi":"10.1109/VR.2010.5444777","DOIUrl":"https://doi.org/10.1109/VR.2010.5444777","url":null,"abstract":"This project investigates practical uses of virtual, mobile, and mixed reality systems in industrial settings, in particular control and collaboration applications for factories. In collaboration with TCHO, a chocolate maker start-up in San Francisco, we have built virtual mirror-world representations of a real-world chocolate factory and are importing its data and modeling its processes. The system integrates mobile devices such as cell phones and tablet computers. The resulting \"virtual factory\" is a cross-reality environment designed for simulation, visualization, and collaboration, using a set of interlinked, real-time 3D and 2D layers of information about the factory and its processes.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133509394","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 13
Photorealistic rendering for Augmented Reality: A global illumination and BRDF solution 增强现实的逼真渲染:一个全局照明和BRDF解决方案
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444836
Saulo A. Pessoa, G. Moura, J. P. Lima, V. Teichrieb, J. Kelner
{"title":"Photorealistic rendering for Augmented Reality: A global illumination and BRDF solution","authors":"Saulo A. Pessoa, G. Moura, J. P. Lima, V. Teichrieb, J. Kelner","doi":"10.1109/VR.2010.5444836","DOIUrl":"https://doi.org/10.1109/VR.2010.5444836","url":null,"abstract":"This paper presents a solution for the photorealistic rendering of synthetic objects into dynamic real scenes, in Augmented Reality applications. In order to achieve this goal, an Image Based Lighting approach is used, where environment maps with different levels of glossiness are generated for each virtual object in the scene at every frame. Due to this, illumination effects, such as color bleeding and specular reflections, can be simulated for virtual objects in a consistent way. A unifying sampling method for the spherical harmonics transformation pass is also used. It is independent of map format and does not need to apply different weights for each sample. The developed technique is combined with an extended version of Lafortune Spatial BRDF, featuring Fresnel effect and an innovative tangent rotation parameterization. The solution is evaluated in various Augmented Reality case studies, where other features like shadowing and lens effects are also exploited.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"65 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130582015","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 53
An evaluation of physical affordances in augmented virtual environments: Dataset grounding and Magic Lens 增强虚拟环境中物理可视性的评估:数据集基础和Magic Lens
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444818
Leonard D. Brown, H. Hua
{"title":"An evaluation of physical affordances in augmented virtual environments: Dataset grounding and Magic Lens","authors":"Leonard D. Brown, H. Hua","doi":"10.1109/VR.2010.5444818","DOIUrl":"https://doi.org/10.1109/VR.2010.5444818","url":null,"abstract":"In this paper, we quantify the effects of two physical affordances on user interaction in an augmented virtual environment: the grounding of datasets on a workbench and the augmentation of a Magic Lens interface tool. We investigated the effects of these affordances on subjects' performance and behavior in an information gathering task. Our results indicated that grounding had a significant main effect and that there was significant interaction between grounding and interface factors. Specifically, subjects tended to perform better with some level of affordance than none at all, although performance with grounded datasets decreased in the presence of augmented Magic Lens. Further, both affordance factors influenced behavior by reducing head mobility.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"31 12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125703606","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
An experimental analysis of social traps: A second life analog 社会陷阱的实验分析:第二人生模拟
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444765
Shaimaa Y. Lazem, D. Gračanin
{"title":"An experimental analysis of social traps: A second life analog","authors":"Shaimaa Y. Lazem, D. Gračanin","doi":"10.1109/VR.2010.5444765","DOIUrl":"https://doi.org/10.1109/VR.2010.5444765","url":null,"abstract":"Social traps are examples of social dilemma situations, where an individual acts for personal advantage that is damaging the group as a whole. Traps can be avoided, nevertheless, by the proper coordination between the group members. A laboratory analog of social traps was implemented by Brechner in the 1970's. We built a Second Life analog for Brechner's experiment to explore how coordination takes place in a 3D virtual world. We observed group response patterns that are very similar to the original experiment. That, in turn, shows a great potential for using virtual worlds as collaborative tools.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115795137","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Comparative study of the performances of several haptic modalities for a 3D menu 三维菜单几种触觉模式性能的比较研究
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444773
C. Essert, Antonio Capobianco
{"title":"Comparative study of the performances of several haptic modalities for a 3D menu","authors":"C. Essert, Antonio Capobianco","doi":"10.1109/VR.2010.5444773","DOIUrl":"https://doi.org/10.1109/VR.2010.5444773","url":null,"abstract":"We introduce a new technique of haptic guidance, for navigation and control of applications in virtual environments. We haptically simulate the collisions of the pointer with the borders of a polyhedral menu, making it glide towards the items. We propose the preliminary results of an empirical evaluation of this technique.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114721123","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Human-of-interest tracking by integrating two heterogeneous vision sensors 融合两种异质视觉传感器的兴趣点跟踪
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444750
Taeyoung Uhm, Hanhoon Park, Dongkyun Seo, Jong-Il Park
{"title":"Human-of-interest tracking by integrating two heterogeneous vision sensors","authors":"Taeyoung Uhm, Hanhoon Park, Dongkyun Seo, Jong-Il Park","doi":"10.1109/VR.2010.5444750","DOIUrl":"https://doi.org/10.1109/VR.2010.5444750","url":null,"abstract":"Human, especially human-of-interest, detection and tracking is a necessary part for immersive and realistic human-computer interaction. Thus, we propose an intelligent multi-vision-based human detection and tracking system that consists of a visible camera, an infrared camera, a dynamic infrared lighting system, and a cold mirror. The system segments a human region of interest and tracks his/her motion. Experimental results are given for verifying the usefulness of the proposed method.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128961772","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
More than meets the eye: An engineering study to empirically examine the blending of real and virtual color spaces 不仅仅是满足眼睛:一个工程研究经验检验真实和虚拟色彩空间的混合
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444808
Joseph L. Gabbard, J. Swan, Jason Zedlitz, W. Winchester
{"title":"More than meets the eye: An engineering study to empirically examine the blending of real and virtual color spaces","authors":"Joseph L. Gabbard, J. Swan, Jason Zedlitz, W. Winchester","doi":"10.1109/VR.2010.5444808","DOIUrl":"https://doi.org/10.1109/VR.2010.5444808","url":null,"abstract":"It is well-documented that natural lighting conditions and real-world backgrounds affect the usability of optical see-through augmented reality (AR) displays in outdoor environments. In many cases, outdoor environmental conditions can dramatically alter users' color perception of user interface elements, by for example, washing out text or icon colors. As a result, users' semantic interpretation of interface elements can be compromised, rendering interface designs useless or counter-productive — an especially critical problem in application domains where color encoding is critical, such as military or medical visualization. In this paper, we present our experiences designing and constructing an optical AR testbed that emulates outdoor lighting conditions and allows us to measure the combined color of real-world backgrounds and virtual colors as projected through an optical see-through display. We present a formalization of color blending in AR, which supports further research on perceived color in AR displays. We describe an engineering study where we measure the color of light that reaches an optical see-through display user's eye under systematically varied virtual and real-world conditions. Our results further quantify the effect of lighting and background color on the color of virtual graphics, and specifically quantify how virtual colors change based on different real-world backgrounds.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"37 3","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120900296","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 68
VRACK — virtual reality augmented cycling kit: Design and validation VRACK -虚拟现实增强自行车套件:设计和验证
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444798
Richard Ranky, Mark L. Sivak, J. Lewis, Venkata K. Gade, J. Deutsch, C. Mavroidis
{"title":"VRACK — virtual reality augmented cycling kit: Design and validation","authors":"Richard Ranky, Mark L. Sivak, J. Lewis, Venkata K. Gade, J. Deutsch, C. Mavroidis","doi":"10.1109/VR.2010.5444798","DOIUrl":"https://doi.org/10.1109/VR.2010.5444798","url":null,"abstract":"In this paper the virtual reality augmented cycling kit (VRACK) a mechatronic rehabilitation system with an interactive virtual environment is presented. It was designed as a modular system that can convert most bicycles in virtual reality (VR) cycles. Novel hardware components embedded with sensors were implemented on a stationary exercise bicycle to monitor physiological and biomechanical parameters of participants while immersing them in a virtual reality simulation providing the user with visual, auditory and haptic feedback. This modular and adaptable system attaches to commercially-available stationary bicycle systems and interfaces with a personal computer for simulation and data acquisition processes. The bicycle system includes novel handle bars based on hydraulic pressure sensors and innovative pedals that monitor lower extremity kinetics and kinematics. Parameters monitored by these systems are communicated to a practitioner's interface screen and can be amplified before entering its virtual environment. The first prototype of the system was successful in demonstrating that a modular mechatronic kit can monitor and record kinetic, kinematic and physiologic parameters of riders.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131085626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 41
On the effect of airflow on odor presentation 气流对气味表现的影响
2010 IEEE Virtual Reality Conference (VR) Pub Date : 2010-03-20 DOI: 10.1109/VR.2010.5444763
H. Matsukura, Akira Ohno, H. Ishida
{"title":"On the effect of airflow on odor presentation","authors":"H. Matsukura, Akira Ohno, H. Ishida","doi":"10.1109/VR.2010.5444763","DOIUrl":"https://doi.org/10.1109/VR.2010.5444763","url":null,"abstract":"This article describes the investigations on the effect of airflow on the perception of odors presented by an olfactory display device. A clear sensation of the direction to an odor source can be given to the user of the olfactory display when the air currents are provided to the user's face by using fans. When the air currents are not provided, the user feels as if the source is placed nearby. We hypothesize that this sensation is caused by the upward air currents generated by our body temperature. When there is no wind, only the odors from nearby sources are brought to our noses by the upward air currents. The result of a sensory test shows that the perceived location of an odor source changes with the airflow presented to the panelist. Providing airflow together with odors is thus promising to reproduce complicated situations that cannot be reproduced by olfactory stimulation alone.","PeriodicalId":151060,"journal":{"name":"2010 IEEE Virtual Reality Conference (VR)","volume":"132 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122902953","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
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