948 search results - page 111 / 190 » A Database Interface for Complex Objects |
PODS
2006
ACM
14 years 9 months ago
2006
ACM
We initiate a novel study of clustering problems. Rather than specifying an explicit objective function to optimize, our framework allows the user of clustering algorithm to speci...
DEXAW
1999
IEEE
14 years 1 months ago
1999
IEEE
ing spatio-temporal data as abstract data types into already existing data models is a promising approach to creating spatio-temporal query languages. In this context, an importan...
DEXAW
1998
IEEE
14 years 1 months ago
1998
IEEE
This paper presents a first step towards a security model that defines access control for logical document structures. el benefits from roles to abstract from users and from secur...
ICIAR
2010
Springer
14 years 1 months ago
2010
Springer
Abstract. Due to improvements in image acquisition and storage technology, terabyte-sized databases of images are nowadays common. This abundance of data leads us to two basic prob...
ICB
2009
Springer
13 years 7 months ago
2009
Springer
This paper describes the objectives, the tasks proposed to the participants and the associated protocols in terms of database and assessment tools of two present competitions on fi...