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LOCA
2005
Springer
15 years 12 months ago
Web-Enhanced GPS
Location-based services like reminders, electronic graffiti, and tourist guides normally require a custom, location-sensitive database that must be custom-tailored for the applicat...
Ramaswamy Hariharan, John Krumm, Eric Horvitz
WADS
2005
Springer
149views Algorithms» more  WADS 2005»
15 years 12 months ago
Balanced Aspect Ratio Trees Revisited
Spatial databases support a variety of geometric queries on point data such as range searches, nearest neighbor searches, etc. Balanced Aspect Ratio (BAR) trees are hierarchical sp...
Amitabh Chaudhary, Michael T. Goodrich
MM
2000
ACM
98views Multimedia» more  MM 2000»
15 years 10 months ago
Key-frame extraction and shot retrieval using nearest feature line (NFL)
Query by key frame or video example is a convenient and often effective way to search in video database. This paper proposes a new approach to support such searches. The main cont...
Li Zhao, Wei Qi, Stan Z. Li, Shi-Qiang Yang, HongJ...
ICCV
1995
IEEE
15 years 10 months ago
Locating Objects Using the Hausdorff Distance
The Hausdorff distance is a measure defined between two point sets, here representing a model and an image. The Hausdorff distance is reliable even when the image contains multipl...
William Rucklidge
COMPGEOM
1987
ACM
15 years 10 months ago
Simplified Voronoi Diagrams
We are interested in Voronoi diagrams as a tool in robot path planning, where the search for a path in an r-dimensional space may be simplified to a search on an (r- l)-dimensional...
John F. Canny, Bruce Randall Donald