Filters








14,456 Hits in 4.4 sec

A method for sharing interactive deformations in collaborative 3D modeling

Hiroaki Nishino, Kouichi Utsumiya, Kazuyoshi Korida, Atsunori Sakamoto, Kazuyuki Yoshida
1999 Proceedings of the ACM symposium on Virtual reality software and technology - VRST '99  
A data management strategy and its implementation method are shown to effectively share and visualize a series of shape-forming and modeling operations performed by experts on a network.  ...  This paper proposes a new approach to collaboratively designing original products and crafted objects in a distributed virtual environment.  ...  We made some extensions for adaptive visualization which are described later. 3D Object Sharing Method To constitute a collaborative modeling environment on the network, a system shown in figure 8 is  ... 
doi:10.1145/323663.323682 dblp:conf/vrst/NishinoUKSY99 fatcat:ioww2xxxpvg2hkvypdsvjwdbim

Streaming 3D shape deformations in collaborative virtual environment

Ziying Tang, Guodong Rong, Xiaohu Guo, B. Prabhakaran
2010 2010 IEEE Virtual Reality Conference (VR)  
model; ii) we propose a mapping method to allow models with multi-resolutions to have the same deformations simultaneously; iii) our streaming strategy can tolerate loss without the need for special handling  ...  Streaming shape deformations of complex 3D models arising from a remote user's manipulations is a challenging task.  ...  For instance, if a 3D model with size 2MB is included in a collaborative environment and we share its shape deformations with remote users in real time.  ... 
doi:10.1109/vr.2010.5444793 dblp:conf/vr/TangRGP10 fatcat:3biudeugqfgntoq3mpvnuvt4ta

Face-to-Face Tabletop Remote Collaboration in Mixed Reality

Shinya Minatani, Itaru Kitahara, Yoshinari Kameda, Yuichi Ohta
2007 2007 6th IEEE and ACM International Symposium on Mixed and Augmented Reality  
We developed a method to represent user's upper body and hands on the table as a single deformed-billboard. An MR Othello game is implemented as a test bed of the remote face-to-face MR system.  ...  This paper proposes a novel remote face-to-face Mixed Reality (MR) system that enables two people in distant places to share MR space.  ...  However, these methods require much computational cost for building 3D models and rendering appearances from arbitrary viewpoints. The size of the 3D model is usually huge.  ... 
doi:10.1109/ismar.2007.4538823 dblp:conf/ismar/MinataniKKO07 fatcat:gpssbaxplbgr3juk665v7iekui

Collaborative telemedicine for interactive multiuser segmentation of volumetric medical images

Seunghyun Han, Niels A. Nijdam, Jérôme Schmid, Jinman Kim, Nadia Magnenat-Thalmann
2010 The Visual Computer  
We innovate by proposing a collaborative mechanism with a scalable data sharing architecture which makes users interactively edit on a single shared image scattered in local sites, thus enabling collaborative  ...  Our result suggests that the ability for collaborative editing in a telemedicine context can be of great benefit and hold promising potential for further research.  ...  This work is supported by the InterMedia (NoE-IST-2006-038419) and the 3D Anatomical Human (MRTN-CT-2006-035763) projects funded by the European Union.  ... 
doi:10.1007/s00371-010-0445-y fatcat:qxao6vlpnvbddm3scsyn2roc5u

Distributed Haptic Interactions with Physically Based 3D Deformable Models over Lossy Networks

Ziying Tang, Yin Yang, Xiaohu Guo, Balakrishnan Prabhakaran
2013 IEEE Transactions on Haptics  
In this paper, we propose a novel approach to support haptic interactions with physically based 3D deformable models in a distributed virtual environment.  ...  Researchers have faced great challenges when simulating complicated 3D volumetric deformable models in hapticsenabled collaborative/cooperative virtual environments (HCVEs) due to the expensive simulation  ...  Previous researches have proposed different methods to share 3D simulation in real-time [7, 8, 9] .  ... 
doi:10.1109/toh.2013.47 pmid:24808394 fatcat:mnh362enefcr7pwst5l4cqbspa

Interactive Segmentation of Volumetric Medical Images for Collaborative Telemedicine [chapter]

Jérôme Schmid, Niels Nijdam, Seunghyun Han, Jinman Kim, Nadia Magnenat-Thalmann
2009 Lecture Notes in Computer Science  
In this study, we introduce a new collaborative mechanism for networked teleradiology systems, demonstrated with the collaborative segmentation of 3D medical images.  ...  Teleradiology, which enables distribution and sharing of digital medical images for collaborative diagnosis, has enjoyed rapid success due to the advances in telecommunication and multimedia technologies  ...  We would like to thank our partners: University Hospital of Geneva and University College London for providing us with the MRI datasets.  ... 
doi:10.1007/978-3-642-10470-1_2 fatcat:j74dgkrolfdrbbf4dzolqhytry

Distributed Augmented Reality With 3-D Lung Dynamics—A Planning Tool Concept

F.G. Hamza-Lup, A.P. Santhanam, C. Imielinska, S.L. Meeks, J.P. Rolland
2007 IEEE Transactions on Information Technology in Biomedicine  
The advances in miniaturization and reduced costs make some of these systems feasible for applications in a wide set of fields.  ...  We present a potential component of the cyber infrastructure for the operating room of the future; a distributed AR based softwarehardware system that allows real-time visualization of 3D lung dynamics  ...  ACKNOWLEDGMENTS We wish to thank our sponsors: the Link Foundation, the Florida Photonics Center of Excellence, the US Army STRICOM and NVIS inc. for their support.  ... 
doi:10.1109/titb.2006.880552 pmid:17249402 fatcat:wupethymwrgz3puorgdslwahji

A Distributed Augmented Reality System for Medical Training and Simulation [article]

Felix G. Hamza-Lup, Jannick P. Rolland, Charles Hughes
2018 arXiv   pre-print
their interactivity in spite of infrastructure delays.  ...  In medical training and simulation the learning potential of AR is significantly amplified by the capability of the system to present 3D medical models in real-time at remote locations.  ...  We thank Larry Davis for his contribution to the tracking probes design and implementation as well as Cali Fidopiastis and Anand Santhanam for their contribution to the deformable 3D model of the lungs  ... 
arXiv:1811.12815v1 fatcat:7e5gqzmmtra2pgfg6u75apabqq

Distributed training system with high-resolution deformable virtual models

Felix G. Hamza-Lup, Anand Santhanam, Cali Fidopiastis, Jannick P. Rolland
2005 Proceedings of the 43rd annual southeast regional conference on - ACM-SE 43  
The paper presents the integration of deformable 3D anatomical models in a distributed software architecture targeted towards medical prognostics and training, as well as the assessment of the shared state  ...  In medical training, the learning potential of VE is significantly amplified by the capability of the tools to present 3D deformable models in real-time.  ...  for this research.  ... 
doi:10.1145/1167350.1167430 dblp:conf/ACMse/Hamza-LupSFR05 fatcat:2m5fwzd3qzbkbjhwopqm3fcvwe

Different Medical Modelling Strategies in a Single Collaborative Immersive Virtual Environment [article]

A. Al-Khalifah, R. McCrindle, V. Alexandrov
2005 International Conference on Vision, Video and Graphics  
In this paper, we investigate the use of various 3D modelling techniques in a virtual immersive collaborative environment.  ...  These tools are built using various technologies, such as computer graphics, Virtual Reality, and three dimensional (3D) modelling.  ...  Being able to view models and objects in a 3D format is a bonus, but to be able to interact and manipulate shared objects in a 3D environment is what really makes today's visualisation techniques the road  ... 
doi:10.2312/vvg.20051010 dblp:conf/vvg/Al-khalifahMA05 fatcat:j2m4cexzn5bllcbrtxs7l7he5m

Toward Volume-Based Haptic Collaborative Virtual Environment with Realistic Sensation

Takahide Tanaka, Satoshi Yamaguchi, Lee Jooho, Nobutaka Shimada, Hiromi T. Tanaka
2008 2008 Second International Symposium on Universal Communication  
In this paper, we propose a volume-based realistic communication system called Haptic Communication that allows participants to interact in real-time with others at remote locations on the network in haptic  ...  At first virtual soft objects are represented by adaptive volume model in the PCs at the remote locations.  ...  [9] presented a study of remote collaboration between people in a shared virtual environment.  ... 
doi:10.1109/isuc.2008.47 dblp:conf/iucs/TanakaYJST08 fatcat:vtefkzeuufcjnp5qo2yxe4gu4y

Collaborative Virtual Surgery: Techniques, Applications and Challenges

Jing Qin, Kup-Sze Choi, Wai-Man Pang, Zhang Yi, Pheng-Ann Heng
2010 International Journal of Virtual Reality  
In this paper, we first present a literature review of techniques involved in the development of collaborative simulators, including network architecture, transmission protocol, collaboration mechanism  ...  , schedule algorithm, collaborative user-interaction feature and haptic communication.  ...  Co-Surgeon enables multiple users in remote locations to manipulate 3D anatomical models and to simulate surgical operations while sharing a view of the simulation.  ... 
doi:10.20870/ijvr.2010.9.3.2773 fatcat:2iishxnm7zafdcmwa3idflvh2a

Computer Animation for Virtual Humans

R. Earnshaw, N. Magnenat-Thalmann, D. Terzopoulos, D. Thalmann
1998 IEEE Computer Graphics and Applications  
Increases in computational power and control methods enable the creation of 3D virtual humans for real-time interactive applications. 1 Artificial intelligence techniques and autonomous agents give computer-generated  ...  characters a life of their own and let them interact with other characters in virtual worlds.  ...  This Web site also contains a proposed Reference Model for Telepresence and Shared Virtual Environments.  ... 
doi:10.1109/mcg.1998.708557 fatcat:nqwre7pcvrfztgobqxclyllrq4

Students' Attitudes and Competences in Modeling Using 3D Cartoon Toy Design Maker

Yu Fu, Dongliang Zhang, Hao Jiang
2022 Sustainability  
It consists of a 3D modeling software and a series of 3D cartoon toy design courses.  ...  modeling concepts. (3) The course was most successful in developing students' collaborative ability and content creation. (4) Additionally, teachers were successful at promoting a collaborative and communicative  ...  Acknowledgments: We are grateful to all the students and their parents in the participating school. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/su14042176 fatcat:rip6hoidnvdudcp247ac7atgdq

Visualization, Interaction and Simulation Lab at UFRGS

Anderson Maciel, Carla M. Dal Sasso Freitas, Luciana Nedel
2020 Comunicações em Informática  
power of action in a natural way.  ...  Within this group, VISLab is majorly concerned with research on human-computer interaction, with emphasis on non-conventional, 3D interaction and haptics, and immersive visualization in the context of  ...  We also acknowledge the financial support from companies in projects over the years (e.g., AESSul, Simedis AG, Microsoft, and Petrobras).  ... 
doi:10.22478/ufpb.2595-0622.2020v4n2.54664 fatcat:vshoa35dsbf3jbmrhq2hpnipji
« Previous Showing results 1 — 15 out of 14,456 results