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CGF
2006
151views more  CGF 2006»
15 years 6 months ago
Topological Structures in Two-Parameter-Dependent 2D Vector Fields
In this paper we extract and visualize the topological skeleton of two-parameter-dependent vector fields. This kind of vector data depends on two parameter dimensions, for instanc...
Tino Weinkauf, Holger Theisel, Hans-Christian Hege...
ICCV
2009
IEEE
15 years 4 months ago
Efficient indexing for large scale visual search
With the popularity of "bag of visual terms" representations of images, many text indexing techniques have been applied in large-scale image retrieval systems. However, ...
Xiao Zhang, Zhiwei Li, Lei Zhang, Wei-Ying Ma, Heu...
IPL
2008
87views more  IPL 2008»
15 years 6 months ago
Optimal prefix and suffix queries on texts
Abstract. In this paper, we study a restricted version of the position restricted pattern matching problem introduced and studied M
Maxime Crochemore, Costas S. Iliopoulos, Mohammad ...
ICDE
2000
IEEE
158views Database» more  ICDE 2000»
16 years 8 months ago
Analyzing Range Queries on Spatial Data
Analysis of range queries on spatial (multidimensional) data is both important and challenging. Most previous analysis attempts have made certain simplifying assumptions about the...
Ji Jin, Ning An, Anand Sivasubramaniam
SIGMOD
2004
ACM
184views Database» more  SIGMOD 2004»
16 years 6 months ago
Identifying Similarities, Periodicities and Bursts for Online Search Queries
We present several methods for mining knowledge from the query logs of the MSN search engine. Using the query logs, we build a time series for each query word or phrase (e.g., `Th...
Michail Vlachos, Christopher Meek, Zografoula Vage...