2013 International Symposium on Ubiquitous Virtual Reality最新文献

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Tracking Hand Articulations: Relying on 3D Visual Hulls Versus Relying on Multiple 2D Cues 跟踪手关节:依赖3D视觉船体与依赖多个2D线索
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.13
I. Oikonomidis, Nikolaos Kyriazis, Konstantinos Tzevanidis, Antonis A. Argyros
{"title":"Tracking Hand Articulations: Relying on 3D Visual Hulls Versus Relying on Multiple 2D Cues","authors":"I. Oikonomidis, Nikolaos Kyriazis, Konstantinos Tzevanidis, Antonis A. Argyros","doi":"10.1109/ISUVR.2013.13","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.13","url":null,"abstract":"We present a method for articulated hand tracking that relies on visual input acquired by a calibrated multicamera system. A state-of-the-art result on this problem has been presented in [12]. In that work, hand tracking is formulated as the minimization of an objective function that quantifies the discrepancy between a hand pose hypothesis and the observations. The objective function treats the observations from each camera view in an independent way. We follow the same general optimization framework but we choose to employ the visual hull [10] as the main observation cue, which results from the integration of information from all available views prior to optimization. We investigate the behavior of the resulting method in extensive experiments and in comparison with that of [12]. The obtained results demonstrate that for low levels of noise contamination, regardless of the number of cameras, the two methods perform comparably. The situation changes when noisy observations or as few as two cameras with short baselines are employed. In these cases, the proposed method is more accurate than that of [12]. Thus, the proposed method is preferable in real-world scenarios with noisy observations obtained from easy-to-deploy, stereo camera setups.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114514024","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: 8
3D Graphics Techniques for Capturing and Inspecting Hyperspectral Appearance 捕获和检测高光谱外观的3D图形技术
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.15
Min H. Kim
{"title":"3D Graphics Techniques for Capturing and Inspecting Hyperspectral Appearance","authors":"Min H. Kim","doi":"10.1109/ISUVR.2013.15","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.15","url":null,"abstract":"Feature films and computer games exhibit stunning photo realistic computer imagery in motion. The challenges in computer graphics realism lie in acquiring physically accurate material appearance in a high spectral resolution and representing the appearance with perceptual faithfulness. While many approaches for true spectral rendering have been tried in computer graphics, they have not been extensively explored due to the lack of reliable 3D spectral data. Recently, a hyper spectral 3D acquisition system and viewing software have been introduced to the graphics community. In this paper, we review the latest acquisition and visualization techniques for hyper spectral imaging in graphics. We give an overview of the 3D imaging system for capturing hyper spectral appearance on 3D objects and the visualization software package to exploit such high-tech digital data.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124555482","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: 9
On and Offline Tangible Interaction: Studying the Secret Lives of Augmented Objects 线上和线下的有形交互:研究增强对象的秘密生活
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.12
Ian Oakley, Augusto Esteves
{"title":"On and Offline Tangible Interaction: Studying the Secret Lives of Augmented Objects","authors":"Ian Oakley, Augusto Esteves","doi":"10.1109/ISUVR.2013.12","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.12","url":null,"abstract":"The smart, augmented objects that appear in systems that support tangible interaction have a dual life. While they can exhibit complex digital behaviors in the technological context they are designed for, they are also static, standard physical objects in other situations: while stacked on the side of a table, placed in a pocket or held in a user's hand. This paper argues that to design truly effective tangible systems, we need consider both these situations - both the online and the offline. To illustrate this point, it briefly describes two studies into the offline use of tangible objects, highlighting lessons learnt for the design of future systems.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"39 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122525303","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
Contact Surface Graph: A Data Structure for Efficiently Finding Contact-Rich Poses of Virtual Characters 接触面图:一种有效查找虚拟人物接触丰富姿态的数据结构
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.11
Changgu Kang, Sung-Hee Lee
{"title":"Contact Surface Graph: A Data Structure for Efficiently Finding Contact-Rich Poses of Virtual Characters","authors":"Changgu Kang, Sung-Hee Lee","doi":"10.1109/ISUVR.2013.11","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.11","url":null,"abstract":"Rapidly advancing 3D scanning technologies are enabling ready creation of augmented reality (AR) space from an arbitrary physical space. However, it remains a challenging task for an autonomous virtual character to create natural motion in the AR space purely based on the geometric information acquired by 3D scanners. Aiming to create contact-rich poses for virtual characters adaptive to the arbitrary shapes of objects, we present a graph-based data structure, Contact Surface (CS) Graph, that structuralizes the point cloud data and pre-computes important geometric information of objects with respect to generating virtual character's poses. The CS graph supports building contact poses by matching a node representing an object's contact surface to a virtual character's body segment in real time. Tests for constructing CS graphs have been performed for a set of indoor objects including chairs and tables.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"24 3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128455456","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
Multi Color Selection Using Color Database 多颜色选择使用颜色数据库
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.18
Hye-Rin Kim, Min-Joon Yoo, In-Kwon Lee
{"title":"Multi Color Selection Using Color Database","authors":"Hye-Rin Kim, Min-Joon Yoo, In-Kwon Lee","doi":"10.1109/ISUVR.2013.18","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.18","url":null,"abstract":"Color plays an increasingly important role in a variety of fields, including computer graphics, computer vision, virtual reality, and augmented reality. Accordingly, it has become important to choose colors that are fit for purpose as well as harmonious. However, selecting harmonious color is not an easy task to the average user. The goal of this study is to reduce the difficulties of choosing color and to choose color combinations with high user satisfaction. We also suggest a new color-picking interface based on our high-preference color combination rule.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"184 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121920659","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
Multi-level Information Representation Based LOD Streaming for Urban Navigation 基于多层次信息表示的城市导航LOD流
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.19
J. D. Udayan, Hyungseok Kim, Jun Lee, Jee-In Kim, Keetae Kim
{"title":"Multi-level Information Representation Based LOD Streaming for Urban Navigation","authors":"J. D. Udayan, Hyungseok Kim, Jun Lee, Jee-In Kim, Keetae Kim","doi":"10.1109/ISUVR.2013.19","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.19","url":null,"abstract":"Streaming of 3D data sets is a key technology for remote rendering and visualization of huge and complex geometrical models like large scale city models. Even with high speed network it is still difficult to share the 3D information of a city scene among different users. In our work, we have devised a new data representation mechanism and transmission scheme to render the 3D models with less content and less computational cost. Our approach uses light weight building geometry and multi-level textured LOD representation to transmit data via streaming. In addition, we suggest a technique for rendering with selective LODs by emphasizing the regions of interest (ROIs) depending on the importance of the building for a specific user. The LOD distribution is updated over the ROI as the gaze point of the viewer moves over the model surfaces. Preliminary tests and evaluations reveal the feasibility of our method to be extended to large scale mobile applications.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121146817","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
Becoming-There: Natural Presence in an Art of Artificial Ecologies 成为那里:人工生态艺术中的自然存在
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.14
Graham Wakefield, H. Ji
{"title":"Becoming-There: Natural Presence in an Art of Artificial Ecologies","authors":"Graham Wakefield, H. Ji","doi":"10.1109/ISUVR.2013.14","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.14","url":null,"abstract":"We discuss an evolving series of interactive artworks with respect to theoretical perspectives regarding the concept of presence.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"106 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115805887","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: 2
Social Network Analysis of Classical Music and Possible Uses in Ubiquitous VR 古典音乐的社会网络分析及其在无处不在的VR中的可能应用
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.20
Arram Bae, Doheum Park, Sehee Lee, Juyong Park
{"title":"Social Network Analysis of Classical Music and Possible Uses in Ubiquitous VR","authors":"Arram Bae, Doheum Park, Sehee Lee, Juyong Park","doi":"10.1109/ISUVR.2013.20","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.20","url":null,"abstract":"In network science one focuses on the relationships between the constituents of a complex system to unearth novel and intriguing patterns that may help us understand the underlying dynamics and principles of the system. The applicability of network science is truly broad, and most recently it has been found to be a very helpful tool in understanding the complex dynamics of human relationships. In this paper we show that network science can be applied to the study of arts and culture as well by analyzing the archival data of classical music recordings, exploring the complex patterns of collaboration among various musicians. Specifically, we study the network of classical musicians (composers and performers) constructed from the ArkivMusic.com database, a comprehensive digital source of information on classical music CDs. The goal of this paper is twofold: First, we show that the study of complex network patterns in the landscape of classical music recording can provide novel understanding and insights into culture and the arts, highlighting their potential as a subject of serious study in network science per se, Second, given how network analysis allows one to unearth the essential patterns of relations between things from complex large-scale data, we would like to explore how the findings can be applied to ubiquitous virtual reality research that aims to enrich user experience via exploiting the connections between the elements of an environment.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130942769","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
Immersive Driving Car Simulation for Children Using Natural User Interface Controller 使用自然用户界面控制器的儿童沉浸式驾驶模拟
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.17
Han Jiaqi, Markus Santoso, Lee Byoung Gook
{"title":"Immersive Driving Car Simulation for Children Using Natural User Interface Controller","authors":"Han Jiaqi, Markus Santoso, Lee Byoung Gook","doi":"10.1109/ISUVR.2013.17","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.17","url":null,"abstract":"In this project, we tried to narrow down the gap between real world and synthetic environment. For that purpose, we developed an immersive driving car simulation that combines tangible tool with mixed reality environment. As tangible tool, we developed a real physical mini car that employ arduino sensor inside. To provide an immersive sensation among user and arduino mini car, we employ camera belongs to smart phone in front of our car that it will create real-driving-sensation since the user will feel like s/he sit and drive inside the car. As car controller, we optimized a natural user interface (NUI) controller that employ widely-used RGBD sensor, Kinect. Using our scenario, user will enjoy a real-driving-sensation since they can witness real scene captured by smart phone camera installed in front of mini arduino car. Further more, user can control the mini car using their hand gesture captured by Kinect. Finally, while user driving the car, they will find several Augmented Reality (AR) markers that will visualize various traffic instruments and it will create an edutainment content about traffic rule.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131132070","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
A Framework for Service Based Composite Augmented Reality Applications 基于服务的复合增强现实应用框架
2013 International Symposium on Ubiquitous Virtual Reality Pub Date : 2013-07-10 DOI: 10.1109/ISUVR.2013.16
M. Chouiten, Jean-Yves Didier, M. Mallem
{"title":"A Framework for Service Based Composite Augmented Reality Applications","authors":"M. Chouiten, Jean-Yves Didier, M. Mallem","doi":"10.1109/ISUVR.2013.16","DOIUrl":"https://doi.org/10.1109/ISUVR.2013.16","url":null,"abstract":"This work's starting point is the observation of the heterogeneity of algorithms and data sources involved in Augmented Reality (AR) applications. The idea is to be able to design AR applications taking advantage of modules offered as services from different developers and using data from different sources. In addition, an increasing number of AR applications is deployed within mobile devices and involve pervasive computing. Thus, a framework aiming to allow developers to create state of the art applications should also offer the built-in ability to develop transparently distributed applications and pervasive services. This paper presents the design of a framework to create AR applications using services and data from different sources in a transparent and efficient way. The goal of the framework is to offer ability to build composite applications combining locally running functionality and remote AR services. This framework is the result of the extension of a previously developed component based framework named ARCS (Augmented Reality Component System). With this extension, any component of ARCS (eg. feature detection, matching, rendering) becomes accessible to any non-ARCS application and any ARCS based application has transparent access to available web services and data sources. The framework design goals and assessment criteria are based on AR applications requirements defined through a dedicated methodology. Proof applications are also presented to show how the framework answers state of the art AR applications needs.","PeriodicalId":299563,"journal":{"name":"2013 International Symposium on Ubiquitous Virtual Reality","volume":"55 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134171276","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
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