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VLSM
2005
Springer
15 years 12 months ago
A Gradient Descent Procedure for Variational Dynamic Surface Problems with Constraints
Abstract. Many problems in image analysis and computer vision involving boundaries and regions can be cast in a variational formulation. This means that m-surfaces, e.g. curves and...
Jan Erik Solem, Niels Chr. Overgaard
VISUALIZATION
2002
IEEE
15 years 11 months ago
A Case Study on Multiresolution Visualization of Local Rainfall from Weather Radar Measurements
Weather radars can measure the backscatter from rain drops in the atmosphere. A complete radar scan provides three–dimensional precipitation information. For the understanding o...
Thomas Gerstner, Dirk Meetschen, Susanne Crewell, ...
SIGGRAPH
2000
ACM
15 years 11 months ago
Illustrating smooth surfaces
We present a new set of algorithms for line-art rendering of smooth surfaces. We introduce an efficient, deterministic algorithm for finding silhouettes based on geometric duali...
Aaron Hertzmann, Denis Zorin
ICCV
1999
IEEE
15 years 10 months ago
Specularities on Surfaces with Tangential Hairs or Grooves
Specularities on surfaces with tangential hairs or grooves are readily observable in nature. Examples of such phenomena are the arched or looped highlights observed on horses and ...
Rong Lu, Jan J. Koenderink, Astrid M. L. Kappers
MVA
1990
123views Computer Vision» more  MVA 1990»
15 years 7 months ago
Randomized Hough Transform (RHT) in Engineering Drawing Vectorization System
Abstract When the data is processed from the digitized drawThis paper presents how the recently presented Randomized IIough Transform (RHT) method can be used as a part of an engin...
Pekka Kultanen, Erkki Oja, Lei Xu