Sciweavers

10 search results - page 1 / 2
» On nearest neighbor indexing of nonlinear trajectories
Sort
View
PODS
2003
ACM
116views Database» more  PODS 2003»
14 years 3 months ago
On nearest neighbor indexing of nonlinear trajectories
In recent years, the problem of indexing mobile objects has assumed great importance because of its relevance to a wide variety of applications. Most previous results in this area...
Charu C. Aggarwal, Dakshi Agrawal
GIS
2008
ACM
13 years 4 months ago
Similarity-based prediction of travel times for vehicles traveling on known routes
The use of centralized, real-time position tracking is proliferating in the areas of logistics and public transportation. Real-time positions can be used to provide up-to-date inf...
Dalia Tiesyte, Christian S. Jensen
ICDE
2002
IEEE
143views Database» more  ICDE 2002»
14 years 5 months ago
Discovering Similar Multidimensional Trajectories
We investigate techniques for analysis and retrieval of object trajectories in a two or three dimensional space. Such kind of data usually contain a great amount of noise, that ma...
Michail Vlachos, Dimitrios Gunopulos, George Kolli...
SIGMOD
2004
ACM
126views Database» more  SIGMOD 2004»
14 years 3 months ago
Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials
In this paper, we attempt to approximate and index a ddimensional (d 1) spatio-temporal trajectory with a low order continuous polynomial. There are many possible ways to choose ...
Yuhan Cai, Raymond T. Ng
ICIP
2003
IEEE
14 years 5 months ago
Kernel indexing for relevance feedback image retrieval
Relevance feedback is an attractive approach to developing flexible metrics for content-based retrieval in image and video databases. Large image databases require an index struct...
Jing Peng, Douglas R. Heisterkamp