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Photorealistic Augmented Reality [article]

Simon Gibson, Alan Chalmers
2003 Eurographics State of the Art Reports  
The first half of the tutorial covers the methods we use to generate augmented images.  ...  The second half of the tutorial discusses in more detail what we are trying to achieve when generating augmented images, and how success can be measured and quantified.  ...  The difficulty in applying hardware-based shadowmapping to photorealistic Augmented Reality lies in the fact that real-world lighting environments contain a wide variety of different types of light sources  ... 
doi:10.2312/egt.20031098 fatcat:khckzeo4q5arjfxk3rfljjv6r4

Watercolor inspired non-photorealistic rendering for augmented reality

Jiajian Chen, Greg Turk, Blair MacIntyre
2008 Proceedings of the 2008 ACM symposium on Virtual reality software and technology - VRST '08  
Non-photorealistic rendering (NPR) is an attractive approach for seamlessly blending virtual and physical content in Augmented Reality (AR) applications.  ...  Introduction Augmented reality (AR) has been suggested for a range of applications, from medical to maintenance to tourism to games.  ...  By combining these two steps (tiling and edge drawing) we produce a watercolor inspired NPR style for augmented reality.  ... 
doi:10.1145/1450579.1450629 dblp:conf/vrst/ChenTM08 fatcat:hp7lqijusjaszhe2ewm5o3izoy

Acceleration methods for radiance transfer in photorealistic augmented reality

Lukas Gruber, Pradeep Sen, Tobias Hollerer, Dieter Schmalstieg
2013 2013 IEEE International Symposium on Mixed and Augmented Reality (ISMAR)  
Radiance transfer computation from unknown real-world environments is an intrinsic task in probe-less photometric registration for photorealistic augmented reality, which affects both the accuracy of the  ...  reality lighting.  ...  ., at real-world geometry surface points a or b or at virtual geometry surface point c), we trace rays uniformly IEEE International Symposium on Mixed and Augmented Reality 2013 Science and Technology  ... 
doi:10.1109/ismar.2013.6671792 dblp:conf/ismar/GruberSHS13 fatcat:bp2bg3utqnc5fo36xqv4iakz3y

A non-photorealistic rendering framework with temporal coherence for augmented reality

Jiajian Chen, Greg Turk, Blair MacIntyre
2012 2012 IEEE International Symposium on Mixed and Augmented Reality (ISMAR)  
Many augmented reality (AR) applications require a seamless blending of real and virtual content as key to increased immersion and improved user experiences.  ...  Photorealistic and nonphotorealistic rendering (NPR) are two ways to achieve this goal.  ...  Photorealistic and non-photorealistic rendering (NPR) are two ways to achieve this goal.  ... 
doi:10.1109/ismar.2012.6402552 dblp:conf/ismar/ChenTM12 fatcat:tbxosan64zdc5b6vsyawwozx7m

Interactive near-field illumination for photorealistic augmented reality on mobile devices

Kai Rohmer, Wolfgang Buschel, Raimund Dachselt, Thorsten Grosch
2014 2014 IEEE International Symposium on Mixed and Augmented Reality (ISMAR)  
Up to now, no photorealistic augmentation is possible since the computational power of the mobile devices is still too weak.  ...  Mobile devices become more and more important today, especially for augmented reality (AR) applications in which the camera of the mobile device acts like a window into the mixed reality world.  ...  Multiple users should be able to interact in the real world with photorealistic augmentations.  ... 
doi:10.1109/ismar.2014.6948406 dblp:conf/ismar/RohmerBDG14 fatcat:sv2fawnghraihcmnlsml3z6ynm

Real Time Shadow Mapping for Augmented Reality Photorealistic Rendering

Francesco Osti, Gian Maria Santi, Gianni Caligiana
2019 Applied Sciences  
In this paper, we present a solution for the photorealistic ambient light render of holograms into dynamic real scenes, in augmented reality applications.  ...  The solution was evaluated in various Augmented Reality case studies, from classical ones (using Vuforia Toolkit) to innovative applications (using HoloLens).  ...  In this paper, we describe our pipeline ARPAS (Augmented Reality Photorealistic Ambient Shadows), for the acquisition of the lighting scheme of surrounding environment and his implementation to the AR  ... 
doi:10.3390/app9112225 fatcat:hlke6pli35f7nj3kxozhk23ln4

Production framework for full panoramic scenes with photorealistic augmented reality

Dalai Felinto, Aldo Rene Zang, Luiz Velho
2012 2012 XXXVIII Conferencia Latinoamericana En Informatica (CLEI)  
Figure 13 : 13 The top image is a full panoramic render of the augmented reality scene. The bottom images show the same scene rendered with fisheye lens.  ...  In fact this can be used for simple camera mapping (using this as UV and passing a LDR version of the panorama as texture) in cases where the renderer can not be ported to support the augmented reality  ... 
doi:10.1109/clei.2012.6427123 dblp:conf/clei/FelintoZV12 fatcat:bhjkirgtu5gdtj6bzcogbgzhse

Efficient and robust radiance transfer for probeless photorealistic augmented reality

Lukas Gruber, Tobias Langlotz, Pradeep Sen, Tobias Hoherer, Dieter Schmalstieg
2014 2014 IEEE Virtual Reality (VR)  
ABSTRACT Photorealistic Augmented Reality (AR) requires knowledge of the scene geometry and environment lighting to compute photometric registration.  ...  Figure 1: Examples of applying our adaptive radiance transfer computations for probeless light estimation in Augmented Reality. (Left) Augmented Reality based interior shopping application.  ...  ACKNOWLEDGEMENTS This work has been funded by the Christian Doppler Laboratory for Handheld Augmented Reality.  ... 
doi:10.1109/vr.2014.6802044 dblp:conf/vr/GruberLSHS14 fatcat:on6tgex2ljgwbd7tymqzt6wwu4

Real-time estimation of light source environment for photorealistic augmented reality

M. Kanbara, N. Yokoya
2004 Proceedings of the 17th International Conference on Pattern Recognition, 2004. ICPR 2004.  
This paper proposes a vision-based augmented reality system with correct representation of attached and cast shadows.  ...  To realize a seamless augmented reality system, we need to resolve a number of problems. Especially, the geometric and photometric registration problems are important.  ...  Figure 6 (a) illustrates a region of mirror ball in the captured images, The system can provide a user with a photorealistic augmented reality environment in the same lighting environment as the real scene  ... 
doi:10.1109/icpr.2004.1334407 dblp:conf/icpr/KanbaraY04 fatcat:7uo2xoslivbbrdh6segbwu5754

pq-space Based Non-Photorealistic Rendering for Augmented Reality [chapter]

Mirna Lerotic, Adrian J. Chung, George Mylonas, Guang-Zhong Yang
Medical Image Computing and Computer-Assisted Intervention – MICCAI 2007  
Rendering for Augmented Reality  ...  The increasing use of robotic assisted minimally invasive surgery (MIS) provides an ideal environment for using Augmented Reality (AR) for performing image guided surgery.  ...  a) b) d) f) h) c) e) g) a) b) d) f) h) c) e) g) Conclusion In this paper, we have demonstrated the benefits of pq-space based non-photorealistic rendering for augmented reality.  ... 
doi:10.1007/978-3-540-75759-7_13 dblp:conf/miccai/LeroticCMY07 fatcat:54zfhgtmujfyja7nr4vibzjeyy


2007 Proceedings of the Second International Conference on Computer Graphics Theory and Applications   unpublished
Visually realistic Augmented Reality (AR) entails addressing several difficult problems.  ...  INTRODUCTION Augmented Reality (AR) is the process of rendering virtual objects into a video stream in real-time for interactive applications.  ...  Description of System Setup The goal has been to construct a real-time video seethrough Augmented Reality system, where virtual objects are augmented seamlessly into a live video stream and displayed on  ... 
doi:10.5220/0002083602520261 fatcat:r7np2y3rzfctxff7sq3xnzawk4

Photorealism or/and non-photorealism in augmented reality

Michael Haller
2004 Proceedings of the 2004 ACM SIGGRAPH international conference on Virtual Reality continuum and its applications in industry - VRCAI '04  
The prototypes based on these techniques show the advantages and disadvantages of both technologies in combination with Augmented Reality.  ...  In this paper we present an AR framework that uses photorealistic rendering as well as non-photorealistic rendering techniques.  ...  Non-Photorealism in Augmented Reality The main focus in computer graphics has always been the rendering of photorealistic imagery.  ... 
doi:10.1145/1044588.1044627 dblp:conf/vrcai/Haller04 fatcat:hmxtmnmelvdpbkmdb6yijadiom

Photometric registration by adaptive high dynamic range image generation for augmented reality

Yusaku Nishina, Bunyo Okumura, Masayuki Kanbara, Naokazu Yokoya
2008 2008 7th IEEE/ACM International Symposium on Mixed and Augmented Reality  
This paper describes photometric registration for augmented reality (AR) using a high-dynamic-range (HDR) image.  ...  In photorealistic AR, estimating the lighting environment of virtual objects is difficult because of low dynamic range cameras.  ...  (Mixed Reality:MR) (Augmented Reality:AR) AR † † † † † Photorealistic AR [1] , [2] AR ( ) Photorealistic AR 光 源 ユ ー ザ 視 点 カ メ ラ 反 射 に よ る 光 量 の 減 衰 反 射 係 数 Sの物体 カ メ ラ が 受 け る 光 : E cam カ メ ラ が 受  ... 
doi:10.1109/ismar.2008.4637323 dblp:conf/ismar/NishinaOKY08 fatcat:w47mfbbitrdalhtmitlj33z7xy

Tangible photorealistic virtual museum

Chun-Rong Huang, Chu-Song Chen, Pau-Choo Chung
2005 IEEE Computer Graphics and Applications  
Augmenting panorama with the OCIS AP is a special class of augmented reality in which OCISs are inserted into a static background scene recorded as a panoramic image.  ...  By using panorama and OCIS, we attain photorealistic exhibitions of the museum's artifacts without 3D models.  ...  Augmenting panorama with the OCIS AP is a special class of augmented reality in which OCISs are inserted into a static background scene recorded as a panoramic image.  ... 
doi:10.1109/mcg.2005.22 pmid:15691165 fatcat:m4heccrrlbdodagctyqgth2dyy

Photorealism in Mixed Reality: A Systematic Literature Review

Lidiane Pereira, Wellingston C. Roberti Junior, Rodrigo L. S. Silva
2021 International Journal of Virtual Reality  
The objective is to verify if exists a definition of photorealism in Mixed and Augmented Reality.  ...  In Augmented Reality systems, virtual objects are combined with real objects, both three dimensional, interactively and at run-time.  ...  The work from Pereira et al. (2020) proposes a method to integrate real-time Ray tracing and Augmented Reality to enable photorealistic effects for some materials.  ... 
doi:10.20870/ijvr.2021.21.1.3166 fatcat:el7c6lbijrhr5bu3hrm2sroyse
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