Sciweavers

582 search results - page 20 / 117
» Performance Comparison of Point and Spatial Access Methods
Sort
View
GIS
2003
ACM
14 years 8 months ago
Processing in-route nearest neighbor queries: a comparison of alternative approaches
Nearest neighbor query is one of the most important operations in spatial databases and their application domains, e.g., locationbased services, advanced traveler information syst...
Shashi Shekhar, Jin Soung Yoo
CGF
2008
227views more  CGF 2008»
13 years 7 months ago
Dynamic Sampling and Rendering of Algebraic Point Set Surfaces
Algebraic Point Set Surfaces (APSS) define a smooth surface from a set of points using local moving least-squares (MLS) fitting of algebraic spheres. In this paper we first revisi...
Gaël Guennebaud, Marcel Germann, Markus H. Gr...
ISVC
2007
Springer
14 years 1 months ago
Geographic Image Retrieval Using Interest Point Descriptors
Abstract. We investigate image retrieval using interest point descriptors. New geographic information systems such as Google Earth and Microsoft Virtual Earth are providing increas...
Shawn Newsam, Yang Yang
ICPR
2002
IEEE
14 years 8 months ago
Spatial Texture Analysis: A Comparative Study
Image texture analysis has received a considerable amount of attention over the last few years as it forms the basis of most object recognition methods. It has been suggested by a...
Maneesha Singh, Sameer Singh
MICCAI
2007
Springer
14 years 8 months ago
Object Localization Based on Markov Random Fields and Symmetry Interest Points
We present an approach to detect anatomical structures by configurations of interest points, from a single example image. The representation of the configuration is based on Markov...
Branislav Micusík, Georg Langs, Horst Bisch...