Sciweavers

1070 search results - page 123 / 214
» Benchmarking Adaptive Indexing
Sort
View
WWW
2007
ACM
15 years 10 months ago
A new suffix tree similarity measure for document clustering
In this paper, we propose a new similarity measure to compute the pairwise similarity of text-based documents based on suffix tree document model. By applying the new suffix tree ...
Hung Chim, Xiaotie Deng
VLDB
2007
ACM
144views Database» more  VLDB 2007»
15 years 10 months ago
Cooperative Scans: Dynamic Bandwidth Sharing in a DBMS
This paper analyzes the performance of concurrent (index) scan operations in both record (NSM/PAX) and column (DSM) disk storage models and shows that existing scheduling policies...
Marcin Zukowski, Sándor Héman, Niels...
MM
2009
ACM
230views Multimedia» more  MM 2009»
15 years 4 months ago
Query expansion for hash-based image object retrieval
An efficient indexing method is essential for content-based image retrieval with the exponential growth in large-scale videos and photos. Recently, hash-based methods (e.g., local...
Yin-Hsi Kuo, Kuan-Ting Chen, Chien-Hsing Chiang, W...
ICDE
2006
IEEE
185views Database» more  ICDE 2006»
15 years 4 months ago
Don't be a Pessimist: Use Snapshot based Concurrency Control for XML
Currently, only few XML data management systems support concurrent access to an XML document, and if they do, they typically apply variations of hierarchical locking to handle XML...
Zeeshan Sardar, Bettina Kemme
IEEESCC
2005
IEEE
15 years 3 months ago
Satisfying Database Service Level Agreements while Minimizing Cost through Storage QoS
The emerging paradigms of service oriented architectures and utility-based computing have the potential to greatly reduce the cost of data management. Data management service prov...
Frederick Reiss, Tapas Kanungo