103 search results - page 5 / 21 » Faster Joins, Self Joins and Multi-Way Joins Using Join Indi... |
62
Voted
VLDB
1997
ACM
15 years 1 months ago
1997
ACM
R-tree based spatial join is useful because of both its superior performance and the wide spread implementation of R-trees. We present a new R-tree join method called BFRJ (Breadt...
TKDE
1998
14 years 9 months ago
1998
—Existing methods for spatial joins require pre-existing spatial indices or other precomputation, but such approaches are inefficient and limited in generality. Operand data sets...
SAC
2006
ACM
15 years 3 months ago
2006
ACM
Traditional semantic web query languages support a logicbased access to the semantic web. They offer a retrieval (or reasoning) of data based on facts. On the traditional web and...
112
Voted
EDBT
2004
ACM
15 years 9 months ago
2004
ACM
There is a growing interest in on-line algorithms for analyzing and querying data streams, that examine each stream element only once and have at their disposal, only a limited amo...
ALGORITHMICA
1999
14 years 9 months ago
1999
We analyze the performance of the popular class of neighbor-joining methods of phylogeny reconstruction. In particular, we find conditions under which these methods will determine ...