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Tracking and Planning with Spatial World Models
[article]
2022
arXiv
pre-print
We introduce a method for real-time navigation and tracking with differentiably rendered world models. ...
We do this by planning in a learned 3D spatial world model, combined with a pose estimation algorithm previously used in the context of TSDF fusion, but now tailored to our setting and improved to incorporate ...
Prior work has attempted to learn such world models of spatial environments (Fraccaro et al., 2018; Mirchev et al., 2019) . ...
arXiv:2201.10335v1
fatcat:rfty3jxmqzfenntfinsx2pvfo4
Intraoperative visual guidance and control interface for augmented reality robotic surgery
2010
IEEE ICCA 2010
After the therapeutic model and the surgical plan are prepared, the model is projected onto the patient in the spatial AR environment. ...
There is an iterative process with AR real-time model rendering and feedback from the real world environment, including hand gesture interaction with the AR model, surgical robot and the feedback of signal ...
doi:10.1109/icca.2010.5524421
dblp:conf/icca/WenYCLC10
fatcat:5ibsnsy7inalbhiwwv7llwhj6y
Plan-Driven Fusion: Shaping the Situation Awareness Process using Empirical Plan Data
2006
2006 9th International Conference on Information Fusion
Because operational context a l l o w s information fusion to develop an accurate representation of world state, and world state is the basis from which plan execution monitoring assesses the status of ...
plans, a loose coupling between information fusion and plan understanding and execution monitoring results in less-than-optimal situational awareness for a commander. ...
The actor's track (see Figure 2 ) has one spatial region associated with it to which the plan associates four more regions. ...
doi:10.1109/icif.2006.301669
dblp:conf/fusion/DiBonaBP06
fatcat:xxyquqphffgubkxwxysstxi5dq
Teaching Spatial Augmented Reality: a Practical Assignment for Large Audiences
[article]
2018
Eurographics State of the Art Reports
and tracking. ...
The key idea is to set up a scene graph consisting of a 3D scene with a simulated projector that "projects" content onto a virtual representation of the real-world object. ...
Acknowledgments We thank the ESTIA students of "Promotion 2017" and "Promotion 2018" that have participated in the assignment. This work was partly supported by the ISAR project ANR-14-CE24-0013. ...
doi:10.2312/eged.20181004
fatcat:fazcrnh7ovgwlowvdfy3daiplu
Intraoperative Visual Guidance and Control Interface for Augmented Reality Robotic Surgery
[chapter]
2011
Augmented Reality - Some Emerging Application Areas
After the therapeutic model and the surgical plan are prepared, the model is projected onto the patient in the spatial AR environment. ...
There is an iterative process with AR real-time model rendering and feedback from the real world environment, including hand gesture interaction with the AR model, surgical robot and the feedback of signal ...
The second section deals with AR in medical, biological, and human bodies. The third and final section contains a number of new and useful applications in daily living and learning. ...
doi:10.5772/25562
fatcat:bojwqhrdk5do7mucnoqn374thq
Big Data Analytics In The Geo-Spatial Domain
[article]
2016
Zenodo
The goal of our project is to design an efficient data management layer for a generic geo-spatial analysis system with focus on three dimensional (3D) city models. ...
The provision of spatial and geo-spatial features in database systems needs to be extended and brought to maturity to fulfill the requirements of real-world scientific applications. ...
The goal of our project is to design an efficient data management layer for a generic geo-spatial analysis system with focus on three dimensional (3D) city models. ...
doi:10.5281/zenodo.1045087
fatcat:zdnvg5enbjgezhwljleaevu3se
Comparing Field Trips, VR Experiences and Video Representations on Spatial Layout Learning in Complex Buildings
[article]
2021
arXiv
pre-print
Results showed IVR group recalled significantly more spatial memories compared with the real-world and video walkthrough representation groups. ...
Second, for the domain of layout knowledge learning, a remarkably simple IVR model is enough. ...
VR with HMD tracking and immersive VR without HMD tracking. ...
arXiv:2105.01968v1
fatcat:5d6lx3dppvgm7niavvlhqnjju4
Choosing informative actions for manipulation tasks
2011
2011 11th IEEE-RAS International Conference on Humanoid Robots
With this goal in mind, we present a knowledge representation that makes explicit the invariant spatial relationships between sensorimotor features comprising a rigid body and uses them to reason about ...
In order to meet these expectations efficiently, it is necessary to organize knowledge of past interactions with the world in order to facilitate future tasks. ...
In this paper, we present a solution to this representational issue by using a functional model of interactions with the world. ...
doi:10.1109/humanoids.2011.6100911
dblp:conf/humanoids/SenSRG11
fatcat:jv3h6lzxsbeqhg7rb56nmyegdq
3D BUILDING RECONSTRUCTION BY MULTIVIEW IMAGES AND THE INTEGRATED APPLICATION WITH AUGMENTED REALITY
2016
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
To apply 3D building models in urban planning and design, a modern approach is to rebuild the digital models; however, replacing the landscape design and building distribution in real time is difficult ...
The 3D models are reconstructed using AutoCAD 2016 to generate vectors from the point clouds; SketchUp Make 2016 is used to rebuild a complete building model with textures. ...
The conceptual basis of AR is the integration of the real world with the virtual world. ...
doi:10.5194/isprs-archives-xli-b1-1235-2016
fatcat:ldxqky3dkrabvktinuiwogb2w4
Adaptive Sampling of Ocean Processes Using an AUV with a Gaussian Proxy Model
2018
IFAC-PapersOnLine
This paper presents methods for building and exploiting compact spatial models on board an autonomous underwater vehicle (AUV) towards tracking suspended material plumes. ...
The spatial model is built using Gaussian process approximations and an objective function for path planning is suggested to maximize the value of the collected information. ...
ACKNOWLEDGEMENTS The authors would like to thank Finn Are Michelsen and Raymond Nepstad from SINTEF Ocean AS for running the numerical models SINMOD and DREAM, and supplying the data sets used in section ...
doi:10.1016/j.ifacol.2018.09.509
fatcat:5xdbgcirvbfn5azfcz55r5wrmy
Cognitive Interpretation of Everyday Activities - Toward Perceptual Narrative Based Visuo-Spatial Scene Interpretation
2013
Workshop on Computational Models of Narrative
We position a narrative-centred computational model for high-level knowledge representation and reasoning in the context of a range of assistive technologies concerned with visuo-spatial perception and ...
Our proposed narrative model encompasses aspects such as space, events, actions, change, and interaction from the viewpoint of commonsense reasoning and learning in large-scale cognitive systems. ...
robotic plan generation, semantic model generation from video, ambient intelligence and smart environments (e.g., see narrative based models in [10, 11, 17, 3, 7, 8] ). ...
doi:10.4230/oasics.cmn.2013.24
dblp:conf/cmn/BhattSS13
fatcat:yu76luhe4ravldyymglafnf2ry
COLLABORATIVE MULTI-SCALE 3D CITY AND INFRASTRUCTURE MODELING AND SIMULATION
2017
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
the Building Information Modeling and the 3D GIS world. ...
New approaches including the development of a collaborative platform and 3D multi-scale modelling are proposed for collaborative planning and simulation to improve the digital 3D planning of subway tracks ...
and building models" is acknowledged. ...
doi:10.5194/isprs-archives-xlii-4-w4-341-2017
fatcat:juuzy7pncfco3eeikoknts7wde
Background and related work
[chapter]
2012
Mobile Augmented Reality for Human Scale Interaction with Geospatial Models
GIS play a major role in the context of spatial asset management (utilities and telecommunication), mapping and cadastral surveying, navigation and location-based services, planning and spatial business ...
In addition, redundancy and inconsistency among spatially overlapping models are eliminated since all models are generated with reference to the most up-to-date data. ...
doi:10.1007/978-3-658-00197-1_2
fatcat:giegrdr2ubdnbnfe2ah3pntgdy
Cognitive Interpretation of Everyday Activities: Toward Perceptual Narrative Based Visuo-Spatial Scene Interpretation
[article]
2013
arXiv
pre-print
We position a narrative-centred computational model for high-level knowledge representation and reasoning in the context of a range of assistive technologies concerned with "visuo-spatial perception and ...
structures, Motion, Perceptual reasoning, Shape, Video analysis General keywords: cognitive systems; human-computer interaction; spatial cognition and computation; commonsense reasoning; spatial and temporal ...
Combinations of spatial and temporal relations serve as observations describing perceived phenomena in the real world. ...
arXiv:1306.5308v1
fatcat:jxqphtmqrjaz3i77dvgeiklwoq
Studying the Effects of Stereo, Head Tracking, and Field of Regard on a Small-Scale Spatial Judgment Task
2013
IEEE Transactions on Visualization and Computer Graphics
Spatial judgments are important for many real-world tasks in engineering and scientific visualization. ...
Measuring time and errors, we asked participants to distinguish between structural gaps and intersections between components of 3D models designed to be similar to real underground cave systems. ...
Anthony Cate for his help with this work and Virginia Tech Research Computing's Visionarium Lab for the hardware and facilities used in this research. ...
doi:10.1109/tvcg.2012.163
pmid:22868674
fatcat:spbnwc2r4zbwhmfta67w5ldwhi
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