39 search results - page 1 / 8 » Grid Representation for Efficient Similarity Search in Time ... |
ICDE
2006
IEEE
13 years 10 months ago
2006
IEEE
Widespread interest in time-series similarity search has made more in need of efficient technique, which can reduce dimensionality of the data and then to index it easily using a ...
ICDE
1999
IEEE
14 years 5 months ago
1999
IEEE
We study similarity queries for time series data where similarity is defined in terms of a set of linear transformations on the Fourier series representation of a sequence. We hav...
ICDE
2005
IEEE
14 years 5 months ago
2005
IEEE
Efficiently and accurately searching for similarities among time series and discovering interesting patterns is an important and non-trivial problem. In this paper, we introduce a...
ICDE
2006
IEEE
14 years 5 months ago
2006
IEEE
Similarity search in time series data is an active area of research. In this paper, we introduce the novel concept of threshold-similarity queries in time series databases which r...
IS
2008
13 years 4 months ago
2008
We propose a dimensionality reduction technique for time series analysis that significantly improves the efficiency and accuracy of similarity searches. In contrast to piecewise c...