24 search results - page 1 / 5 » On Index Selection Schemes for Nested Object Hierarchies |
VLDB
1994
ACM
14 years 2 months ago
1994
ACM
In this paper we address the problem of devising a set of indexes for a nested object hierarchy in an object-oriented database to improve the overall system performance. It is not...
DASFAA
1995
IEEE
14 years 2 months ago
1995
IEEE
A path dictionary encodes the connections among objects in the aggregation hierarchy. It has been shown to be an efficient mechanism for supporting nested object queries [6]. In t...
ERSHOV
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. Searching in metric spaces is a very active field since it offers methods for indexing and searching by similarity in collections of unstructured data. These methods sele...
IPPS
1997
IEEE
14 years 3 months ago
1997
IEEE
This paper presents a compile-time scheme for partitioning non-rectangular loop nests which consist of inner loops whose bounds depend on the index of the outermost, parallel loop...
CLOR
2006
14 years 2 months ago
2006
The chapter describes visual classification by a hierarchy of semantic fragments. In fragment-based classification, objects within a class are represented by common sub-structures ...