12 search results - page 1 / 3 » Nonlinear Approximation of Spatiotemporal Data Using Diffusi... |
CAIP
2007
Springer
14 years 3 months ago
2007
Springer
RT
2004
Springer
14 years 2 months ago
2004
Springer
This paper presents a technique, based on pre-computed light transport and separable BRDF approximation, for interactive rendering of non-diffuse objects under all-frequency envir...
DAGSTUHL
2007
13 years 10 months ago
2007
We address the problem of finding sparse wavelet representations of high-dimensional vectors. We present a lower-bounding technique and use it to develop an algorithm for computi...
TIP
2008
13 years 9 months ago
2008
Denoising is always a challenging problem in natural imaging and geophysical data processing. In this paper we consider the denoising of texture images using a nonlinear reaction-...
VC
2008
13 years 9 months ago
2008
Existing techniques for fast, high-quality rendering of translucent materials often fix BSSRDF parameters at precomputation time. We present a novel method for accurate rendering a...