The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.最新文献

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Textured shadow 纹理阴影
Hiroshi Kato, T. Naemura, H. Harashima
{"title":"Textured shadow","authors":"Hiroshi Kato, T. Naemura, H. Harashima","doi":"10.1109/ISMAR.2003.1240756","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240756","url":null,"abstract":"We demonstrate a real-time interactive system illuminating your shadows cast on the floor. A user occluding the projector light may create undesirable shadow in front-projector-based systems. We overcome and turn this problem to our advantage with an elaborately designed optics including multi-projection techniques. The systems will make you experience an exciting space of interaction performing an illusion on your shadow.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"160 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122052437","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 audio augmented reality: implementation and experiments 3D音频增强现实:实现与实验
V. Sundareswaran, Kenneth Wang, Steven Chen, R. Behringer, J. McGee, C. Tam, P. Zahorik
{"title":"3D audio augmented reality: implementation and experiments","authors":"V. Sundareswaran, Kenneth Wang, Steven Chen, R. Behringer, J. McGee, C. Tam, P. Zahorik","doi":"10.1109/ISMAR.2003.1240728","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240728","url":null,"abstract":"Augmented reality (AR) presentations may be visual or auditory. Auditory presentation has the potential to provide hands-free and visually non-obstructing cues. Recently, we have developed a 3D audio wearable system that can be used to provide alerts and informational cues to a mobile user in such a manner as to appear to emanate from specific locations in the user's environment. In order to study registration errors in 3D audio AR representations, we conducted a perceptual training experiment in which visual and auditory cues were presented to observers. The results of this experiment suggest that perceived registration errors may be reduced through head movement and through training presentations that include both visual and auditory cues.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"58 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125554781","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
Miniaturization, calibration & accuracy evaluation of a hybrid self-tracker 混合自跟踪器的小型化、校准和精度评估
E. Foxlin, L. Naimark
{"title":"Miniaturization, calibration & accuracy evaluation of a hybrid self-tracker","authors":"E. Foxlin, L. Naimark","doi":"10.1109/ISMAR.2003.1240698","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240698","url":null,"abstract":"We have previously presented a prototype of a novel vision/inertial hybrid self-tracker intended for AR, wearable computing and mobile robotics applications. In this paper we describe a new prototype of the system which has been greatly reduced in size, weight, power consumption and cost, while simultaneously improved in performance through careful calibration. We describe the calibration approach in detail and present results to show the high accuracy levels achieved for the camera calibration and for the integrated tracking system.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128911809","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: 42
Multiview paraperspective projection model for diminished reality 缩小现实的多视角旁视投影模型
Siavash Zokai, Julien Esteve, Yakup Genç, Nassir Navab
{"title":"Multiview paraperspective projection model for diminished reality","authors":"Siavash Zokai, Julien Esteve, Yakup Genç, Nassir Navab","doi":"10.1109/ISMAR.2003.1240705","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240705","url":null,"abstract":"This paper introduces a \"diminished reality\" technique for removing an object or collection of objects and replacing it with an appropriate background image. Diminished reality can be considered an important part of many mixed and augmented reality applications. Our target application is the use of augmented reality (AR) to revamp procedures in industrial plants. An object or a region of interest is delineated on a single reference image. A paraperspective projection model is used to generate the correct background from multiple calibrated views of the scene. We propose methods to deal with approximately planar backgrounds with different orientations. We also propose a multi-resolution approach to deal with non-planar backgrounds. Different sets of experimental results demonstrate the success and limits of the algorithms. Results on real data from water treatment and power plants show the usefulness of this method for industrial applications.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"153 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132846350","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: 95
Capturing water and sound waves to interact with virtual nature 捕捉水和声波,与虚拟自然互动
Marissa Díaz, Eduardo Hernández, Leonardo Escalona, Isaac Rudomín, Daniel Rivera
{"title":"Capturing water and sound waves to interact with virtual nature","authors":"Marissa Díaz, Eduardo Hernández, Leonardo Escalona, Isaac Rudomín, Daniel Rivera","doi":"10.1109/ISMAR.2003.1240742","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240742","url":null,"abstract":"To improve the interaction of people with virtually generated environments we need first to break the barriers that prevent the user from getting an experience as close to reality as possible. The main problem is to give the user the sensation that his/her presence affects the virtual world and then to let the user perceive that the actions he/she takes on the real world can change the virtual one in a smooth natural way in order to achieve virtual biofeedback. Interacting with virtual nature can transport us out from reality. We developed an interactive application with two interfaces on which the user can pretend to be the wind and interact with a virtual pond. Our application makes the user believe and feel that he/she is modifying a 3D virtual pond by the interaction with a small water receptacle in the real world using innovative wave-sensing device. The user, by speaking to a microphone, can also interact with a virtual tree by making it move according to his/her wishes. The physics for the tree are calculated to present the user's action as a wind force making this an entertaining experience.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128492398","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
A wearable augmented reality system for navigation using positioning infrastructures and a pedometer 使用定位基础设施和计步器进行导航的可穿戴增强现实系统
Ryuhei Tenmoku, M. Kanbara, N. Yokoya
{"title":"A wearable augmented reality system for navigation using positioning infrastructures and a pedometer","authors":"Ryuhei Tenmoku, M. Kanbara, N. Yokoya","doi":"10.1109/ISMAR.2003.1240752","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240752","url":null,"abstract":"This paper describes a wearable augmented reality system using positioning infrastructures and a pedometer. To realize augmented reality systems, the position and orientation of user's viewpoint should be obtained in real time. The proposed system measures the orientation of user's viewpoint by an inertial sensor and the user's position using positioning infrastructures in environments and a pedometer. The system specifies the user's position using the position ID received from RFID tags or IrDA markers which are the components of positioning infrastructures. When the user goes away from them, the user's position is alternatively estimated by using a pedometer. We have developed a navigation system using the proposed techniques and have proven the feasibility of the system with experiments.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"67 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123484054","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: 29
Augmented reality kanji learning 增强现实汉字学习
Daniel Wagner, I. Barakonyi
{"title":"Augmented reality kanji learning","authors":"Daniel Wagner, I. Barakonyi","doi":"10.1109/ISMAR.2003.1240747","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240747","url":null,"abstract":"ARToolKit programmers are familiar with the kanji symbols supplied with the distribution. Most of them do not know what these kanji symbols mean. We propose a piece of educational software that uses collaborative augmented reality (AR) to teach users the meaning of kanji symbols. The application is laid out as a two player augmented reality computer game. The novelty of our approach is that we do not use regular workstations or laptops to host the AR (augmented reality) application. Instead we use fully autonomous PDAs, running the application together with an optical marker-based tracking module that makes this application not only available for a broad audience but also optimally mobile.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"111 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114742302","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: 67
A wearable augmented reality system with personal positioning based on walking locomotion analysis 基于步行运动分析的个人定位可穿戴增强现实系统
M. Kourogi, T. Kurata
{"title":"A wearable augmented reality system with personal positioning based on walking locomotion analysis","authors":"M. Kourogi, T. Kurata","doi":"10.1109/ISMAR.2003.1240751","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240751","url":null,"abstract":"In this paper, we present a wearable augmented reality (AR) system with personal positioning based on walking locomotion analysis that allows a user to freely mover around indoors and outdoors. The user is equipped with self-contained sensors, a wearable camera, an inertial head tracker and display. The system is based on the sensor fusion of estimates for relative displacement caused by human walking locomotion and estimates for absolute position and orientation within a Kalman filtering framework. The former is based on intensive analysis of human walking behavior using self-contained sensors. The latter is based on image matching of video frames from a wearable camera with an image database that was prepared beforehand.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114755736","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: 17
SenseShapes: using statistical geometry for object selection in a multimodal augmented reality SenseShapes:在多模态增强现实中使用统计几何进行对象选择
A. Olwal, Hrvoje Benko, Steven K. Feiner
{"title":"SenseShapes: using statistical geometry for object selection in a multimodal augmented reality","authors":"A. Olwal, Hrvoje Benko, Steven K. Feiner","doi":"10.1109/ISMAR.2003.1240730","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240730","url":null,"abstract":"We introduce a set of statistical geometric tools designed to identify the objects being manipulated through speech and gesture in a multimodal augmented reality system. SenseShapes are volumetric regions of interest that can be attached to parts of the user's body to provide valuable information about the user's interaction with objects. To assist in object selection, we generate a rich set of statistical data and dynamically choose which data to consider based on the current situation.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"53 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126373105","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: 87
Photorealistic rendering for augmented reality using environment illumination 使用环境照明增强现实的逼真渲染
K. Agusanto, Li Li, Chuangui Zhu, W. Ng
{"title":"Photorealistic rendering for augmented reality using environment illumination","authors":"K. Agusanto, Li Li, Chuangui Zhu, W. Ng","doi":"10.1109/ISMAR.2003.1240704","DOIUrl":"https://doi.org/10.1109/ISMAR.2003.1240704","url":null,"abstract":"Mixing 3D computer-generated images with real-scene images seamlessly in augmented reality has many desirable and wide areas of applications such as entertainment, cinematography, design visualization and medical trainings. The challenging task is to make virtual objects blend harmoniously into the real scene and appear as if they are like real. Apart from constructing detailed geometric 3D model representation and obtaining accurate surface properties for virtual objects, adopting real scene lighting information to render virtual objects is another important factor to achieve photorealistic rendering. Such a factor not only improves visual complexity of virtual objects, but also determines the consistency of illumination between the virtual objects and the surrounding real objects in the scene. Conventional rendering techniques such as ray tracing, and radiosity require intensive computation and data preparation to solve the lighting transport equation. Hence, they are less practical for rendering virtual objects in augmented reality, which demands a real-time performance. This work explores an image-based and hardware-based approach to improve photorealism for rendering synthetic objects in augmented reality. It uses a recent technique of image-based lighting, environment illumination maps, and a simple yet practical multi-pass rendering framework for augmented reality.","PeriodicalId":296266,"journal":{"name":"The Second IEEE and ACM International Symposium on Mixed and Augmented Reality, 2003. Proceedings.","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-10-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131402894","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: 152
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