Sciweavers

7607 search results - page 151 / 1522
» Querying data provenance
Sort
View
ICDE
1999
IEEE
134views Database» more  ICDE 1999»
16 years 7 months ago
On Similarity-Based Queries for Time Series Data
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...
Davood Rafiei
VLDB
2004
ACM
127views Database» more  VLDB 2004»
16 years 6 months ago
Querying high-dimensional data in single-dimensional space
In this paper, we propose a new tunable index scheme, called iMinMax(), that maps points in highdimensional spaces to single-dimensional values determined by their maximum or minim...
Cui Yu, Stéphane Bressan, Beng Chin Ooi, Kian-Lee...
ICDE
2010
IEEE
199views Database» more  ICDE 2010»
16 years 6 months ago
Fuzzy Matching of Web Queries to Structured Data
Recognizing the alternative ways people use to reference an entity, is important for many Web applications that query structured data. In such applications, there is often a mismat...
Tao Cheng, Hady Wirawan Lauw, Stelios Paparizos
VLDB
2007
ACM
229views Database» more  VLDB 2007»
16 years 18 days ago
Sum-Max Monotonic Ranked Joins for Evaluating Top-K Twig Queries on Weighted Data Graphs
In many applications, the underlying data (the web, an XML document, or a relational database) can be seen as a graph. These graphs may be enriched with weights, associated with t...
Yan Qi 0002, K. Selçuk Candan, Maria Luisa ...
ICDE
2011
IEEE
207views Database» more  ICDE 2011»
14 years 10 months ago
Monte Carlo query processing of uncertain multidimensional array data
— Array database systems are architected for scientific and engineering applications. In these applications, the value of a cell is often imprecise and uncertain. There are at le...
Tingjian Ge, David Grabiner, Stanley B. Zdonik