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ICDT
2007
ACM
87views Database» more  ICDT 2007»
15 years 4 months ago
Query Evaluation on a Database Given by a Random Graph
We consider random graphs, and their extensions to random structures, with edge probabilities of the form βn−α , where n is the number of vertices, α, β are fixed and α >...
Nilesh N. Dalvi
DATE
2004
IEEE
136views Hardware» more  DATE 2004»
15 years 1 months ago
Data Windows: A Data-Centric Approach for Query Execution in Memory-Resident Databases
Structured embedded databases are currently becoming an integrated part of embedded systems, thus, enabling higher standards in system automation. These embedded databases are typ...
Jayaprakash Pisharath, Alok N. Choudhary, Mahmut T...
CAS
2005
64views more  CAS 2005»
14 years 9 months ago
Estimating Null Values In Relational Database Systems Based On Genetic Algorithms
In this paper, we present a new method to estimate null values in relational database systems based on genetic algorithms. It can tune the membership functions of the linguistic v...
Shyi-Ming Chen, Shih-Wei Lee
JOT
2006
119views more  JOT 2006»
14 years 9 months ago
An efficient multiversion access control in a Temporal Object Oriented Database
Many data base applications require the storage and manipulation of different versions of data objects. To satisfy the diverse needs of these applications, current database system...
Gurusamy Arumugam, Muthuraman Thangaraj
ICIP
1997
IEEE
15 years 11 months ago
A Differential Code for Shape Representation in Image Database Applications
A new method termed the vertex representation is presented for approximating the shapes of objects of arbitrary dimensionality d (e.g., 20, 30, etc.) with orthogonal (d - 1)-dimen...
Claudio Esperança, Hanan Samet