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WSCG
2004
166views more  WSCG 2004»
8 years 8 months ago
De-noising and Recovering Images Based on Kernel PCA Theory
Principal Component Analysis (PCA) is a basis transformation to diagonalize an estimate of the covariance matrix of input data and, the new coordinates in the Eigenvector basis ar...
Pengcheng Xi, Tao Xu
WSCG
2004
132views more  WSCG 2004»
8 years 8 months ago
A Novel Computer Vision Technique Used On Sport Video
A method based on computer vision technologies is presented to achieve the function that the simulated motion in sport simulation system and the motion in sport video are presente...
Xianjie Qiu, Zhaoqi Wang, Shihong Xia
WSCG
2004
116views more  WSCG 2004»
8 years 8 months ago
Non Conventional 3D Human Face Verification System
Antonio C. Zimmermann, L. S. Encinas, Jorge Muniz ...
WSCG
2004
139views more  WSCG 2004»
8 years 8 months ago
Non-Photorealistic Walkthroughs Using Flash
We describe a method allowing users to walk through 3D scenes using Macromedia Flash player. The method is optimised for low data transfer rates and low demands on the displaying ...
Roman Zenka, Pavel Slavík
WSCG
2004
135views more  WSCG 2004»
8 years 8 months ago
Practical Construction of Reflectances for Spectral Rendering
We propose a method to construct practical reflectances for spectral rendering. A set of 1400 real reflectances are measured and more spectra with higher saturated colors are gene...
Qiqi Wang, Haiying Xu, Yinlong Sun
WSCG
2004
146views more  WSCG 2004»
8 years 8 months ago
Frequency-based Operators for Freeform Feature Shape Reuse
Freeform feature shape reuse is an important issue in industrial design supporting. In this paper, the frequencybased operators for freeform feature shape reuse are discussed. Unl...
Chensheng Wang, Joris S. M. Vergeest, Yu Song
WSCG
2004
190views more  WSCG 2004»
8 years 8 months ago
Scalable Compression and Rendering of Textured Terrain Data
Several sophisticated methods are available for efficient rendering of out-of-core terrain data sets. For huge data sets the use of preprocessed tiles has proven to be more effici...
Roland Wahl, Manuel Massing, Patrick Degener, Mich...
WSCG
2004
163views more  WSCG 2004»
8 years 8 months ago
Information Retrieval of Color Images via Wavelets
This paper focuses on a novel framework for information retrieval of images based only on color information. Regions homogeneous in color of the input image are detected using a m...
Domenico Vitulano, Fadil Santosa
WSCG
2004
111views more  WSCG 2004»
8 years 8 months ago
Natural Lighting of Vegetation based on Polar Planes
We present a lighting method for outdoor scenes with vegetation. The method is compatible with multiresolution trees generated using random L-systems. We include a sky dome model ...
Maria J. Vicent, Javier Lluch, Roberto Vivó
WSCG
2004
154views more  WSCG 2004»
8 years 8 months ago
Freeform Object Positioning by 3D Shape Matching Without Artificial Feature Points
Determining the position and orientation of a workpiece relative to a manufacturing device is a prerequisite for machining path planning. If the workpiece is freeform and if it co...
Joris S. M. Vergeest, Yu Song, D. Hartge
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