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3DIM
2007
IEEE
14 years 4 months ago
Range Image Segmentation for Modeling and Object Detection in Urban Scenes
We present fast and accurate segmentation algorithms of range images of urban scenes. The utilization of these algorithms is essential as a pre-processing step for a variety of ta...
Cecilia Chao Chen, Ioannis Stamos
DIM
2007
ACM
14 years 1 months ago
Using reputation to augment explicit authorization
Online social networks are formed when web applications allow users to contribute to an online community. The explosive growth of these social networks taxes the management capaci...
Phillip J. Windley, Devlin Daley, Bryant Cutler, K...
3DIM
2007
IEEE
14 years 4 months ago
Dense Depth and Color Acquisition of Repetitive Motions
Modeling dynamic scenes is a challenging problem faced by applications such as digital content generation and motion analysis. Fast single-frame methods obtain sparse depth sample...
Yi Xu, Daniel G. Aliaga
3DIM
2007
IEEE
14 years 1 months ago
Examplar-based Shape from Shading
Traditional Shape-from-Shading (SFS) techniques aim to solve an under-constrained problem: estimating depth map from one single image. The results are usually brittle from real im...
Xinyu Huang, Jizhou Gao, Liang Wang, Ruigang Yang
3DIM
2007
IEEE
14 years 1 months ago
Estimating the Location of a Camera with Respect to a 3D Model
An algorithm is presented to estimate the position of a hand-held camera with respect to a 3d world model constructed from range data and color imagery. Little prior knowledge is ...
Gehua Yang, Jacob Becker, Charles V. Stewart