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VLDB
1998
ACM
77views Database» more  VLDB 1998»
15 years 1 months ago
Safely and Efficiently Updating References During On-line Reorganization
With today's demands for continuous availability of mission-critical databases, on-line reorganization is a necessity. In this paper we present a new on-Iine reorganization a...
Chendong Zou, Betty Salzberg
WWW
2003
ACM
15 years 10 months ago
Dynamic maintenance of web indexes using landmarks
Recent work on incremental crawling has enabled the indexed document collection of a search engine to be more synchronized with the changing World Wide Web. However, this synchron...
Lipyeow Lim, Min Wang, Sriram Padmanabhan, Jeffrey...
82
Voted
KDD
1998
ACM
148views Data Mining» more  KDD 1998»
15 years 1 months ago
Group Bitmap Index: A Structure for Association Rules Retrieval
Discovery of association rules from large databases of item sets is an important data mining problem. Association rules are usually stored in relational databases for future use i...
Tadeusz Morzy, Maciej Zakrzewicz
137
Voted
ICDE
2006
IEEE
95views Database» more  ICDE 2006»
15 years 11 months ago
R-trees with Update Memos
The problem of frequently updating multi-dimensional indexes arises in many location-dependent applications. While the R-tree and its variants are one of the dominant choices for ...
Xiaopeng Xiong, Walid G. Aref
100
Voted
KDD
2008
ACM
140views Data Mining» more  KDD 2008»
15 years 10 months ago
On updates that constrain the features' connections during learning
In many multiclass learning scenarios, the number of classes is relatively large (thousands,...), or the space and time efficiency of the learning system can be crucial. We invest...
Omid Madani, Jian Huang 0002