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BIBE
2008
IEEE
121views Bioinformatics» more  BIBE 2008»
15 years 4 months ago
Joining retinal vessel segments
—A new method is introduced for joining vessel segments together to form a vessel graph. Using a reference image set from the Sunderland Eye Infirmary, we analysed the retinal b...
Bashir Al-Diri, Andrew Hunter, David Steel, Maged ...
77
Voted
PVLDB
2010
103views more  PVLDB 2010»
14 years 8 months ago
Fast Optimal Twig Joins
In XML search systems twig queries specify predicates on node values and on the structural relationships between nodes, and a key operation is to join individual query node matche...
Nils Grimsmo, Truls Amundsen Bjørklund, Mag...
ICDE
2003
IEEE
116views Database» more  ICDE 2003»
15 years 11 months ago
Joining Massive High-Dimensional Datasets
We consider the problem of joining massive datasets. We propose two techniques for minimizing disk I/O cost of join operations for both spatial and sequence data. Our techniques o...
Tamer Kahveci, Christian A. Lang, Ambuj K. Singh
85
Voted
SBBD
2001
119views Database» more  SBBD 2001»
14 years 11 months ago
The Dimension-Join: A New Index for Data Warehouses
There are several auxiliary pre-computed access structures that allow faster answers by reading less base data. Examples are materialized views, join indexes, B-tree and bitmap in...
Pedro Bizarro, Henrique Madeira
DEXA
1995
Springer
126views Database» more  DEXA 1995»
15 years 1 months ago
A Heuristic Approach for Optimization of Path Expressions
Abstract. The object-oriented database management systems store references to objects (implicit joins, precomputed joins), and use path expressions in query languages. One way of e...
Cetin Ozkan, Asuman Dogac, Cem Evrendilek