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ACSAC
2007
IEEE
16 years 1 months ago
Database Isolation and Filtering against Data Corruption Attacks
Various attacks (e.g., SQL injections) may corrupt data items in the database systems, which decreases the integrity level of the database. Intrusion detections systems are becomi...
Meng Yu, Wanyu Zang, Peng Liu
VISUALIZATION
2000
IEEE
15 years 11 months ago
On-the-Fly rendering of losslessly compressed irregular volume data
Very large irregular-grid data sets are represented as tetrahedral meshes and may incur significant disk I/O access overhead in the rendering process. An effective way to allevia...
Chuan-Kai Yang, Tulika Mitra, Tzi-cker Chiueh
VLDB
2007
ACM
115views Database» more  VLDB 2007»
16 years 7 months ago
Context-Aware Wrapping: Synchronized Data Extraction
The deep Web presents a pressing need for integrating large numbers of dynamically evolving data sources. To be more automatic yet accurate in building an integration system, we o...
Shui-Lung Chuang, Kevin Chen-Chuan Chang, ChengXia...
DIS
2006
Springer
15 years 10 months ago
Kalman Filters and Adaptive Windows for Learning in Data Streams
We study the combination of Kalman filter and a recently proposed algorithm for dynamically maintaining a sliding window, for learning from streams of examples. We integrate this i...
Albert Bifet, Ricard Gavaldà
OTM
2005
Springer
16 years 9 days ago
Optimization of Distributed Queries in Grid Via Caching
Abstract. Caching can highly improve performance of query processing in distributed databases. In this paper we show how this technique can be used in grid architecture where data ...
Piotr Cybula, Hanna Kozankiewicz, Krzysztof Stence...