6905 search results - page 123 / 1381 » Querying Multidimensional Databases |
105
Voted
IDEAS
2006
IEEE
15 years 6 months ago
2006
IEEE
Histograms are being used as non-parametric selectivity estimators for one-dimensional data. For highdimensional data it is common to either compute onedimensional histograms for ...
101
Voted
CCCG
2003
15 years 2 months ago
2003
We present a novel k-dimensional range search algorithm for reporting all k-d rectangles from a set D of size n intersecting a query rectangle. Our algorithm uses 2kd tries to sol...
200
Voted
ICDE
2006
IEEE
16 years 2 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...
96
Voted
DASFAA
1999
IEEE
15 years 5 months ago
1999
IEEE
Data summarization is very important for many data analysis tasks. In this paper we propose a simple but efficient data summarization algorithm, which outputs a histogram for mult...
123
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COOPIS
1997
IEEE
15 years 5 months ago
1997
IEEE
W e discuss the modification of queries against an integrated view in a federation of object-oriented databases. W epresent a generalisation of existing algorithms for simple glob...