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PICS
2001
13 years 11 months ago
Entropy-Based Dark Frame Subtraction
Noise due to dark current is a serious limitation for taking long exposure time images with a CCD digital camera. Current solutions have serious drawbacks: interpolation of pixels...
Michael Goesele, Wolfgang Heidrich, Hans-Peter Sei...
ISVC
2007
Springer
14 years 3 months ago
Tensor Lines in Tensor Fields of Arbitrary Order
This paper presents a method to reduce time complexity of the computation of higher–order tensor lines. The method can be applied to higher–order tensors and the spherical harm...
Mario Hlawitschka, Gerik Scheuermann, Alfred Anwan...
3DPVT
2002
IEEE
150views Visualization» more  3DPVT 2002»
14 years 2 months ago
Coding with ASCII: compact, yet text-based 3D content
Because of the convenience of a text-based format 3D content is often published in form of a gzipped file that contains an ASCII description of the scene graph. While compressed ...
Martin Isenburg, Jack Snoeyink
SIGGRAPH
1995
ACM
14 years 1 months ago
Motion signal processing
Techniques from the image and signal processing domain can be successfully applied to designing, modifying, and adapting animated motion. For this purpose, we introduce multiresol...
Armin Bruderlin, Lance Williams
WSCG
2001
92views more  WSCG 2001»
13 years 11 months ago
Enhancements to Directional Coherence Maps
Directional Coherence Maps as proposed by Guo in '98 are a very efficient acceleration technique for ray tracing based global illumination renderers. It vastly reduces the nu...
Annette Scheel, Marc Stamminger, Jörg Pü...