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ICDE
2002
IEEE
106views Database» more  ICDE 2002»
15 years 52 min ago
OSSM: A Segmentation Approach to Optimize Frequency Counting
Computing the frequency of a pattern is one of the key operations in data mining algorithms. We describe a simple yet powerful way of speeding up any form of frequency counting sa...
Carson Kai-Sang Leung, Raymond T. Ng, Heikki Manni...
ICDE
1999
IEEE
118views Database» more  ICDE 1999»
14 years 12 months ago
Maintaining Data Cubes under Dimension Updates
OLAP systems support data analysis through a multidimensional data model, according to which data facts are viewed as points in a space of application-related dimensions", or...
Carlos A. Hurtado, Alberto O. Mendelzon, Alejandro...
ICDE
1999
IEEE
134views Database» more  ICDE 1999»
14 years 12 months ago
On Similarity-Based Queries for Time Series Data
We study similarity queries for time series data where similarity is defined in terms of a set of linear transformations on the Fourier series representation of a sequence. We hav...
Davood Rafiei
DAC
2009
ACM
14 years 11 months ago
Efficient SAT solving for non-clausal formulas using DPLL, graphs, and watched cuts
Boolean satisfiability (SAT) solvers are used heavily in hardware and software verification tools for checking satisfiability of Boolean formulas. Most state-of-the-art SAT solver...
Himanshu Jain, Edmund M. Clarke
DAC
2007
ACM
14 years 11 months ago
Endurance Enhancement of Flash-Memory Storage, Systems: An Efficient Static Wear Leveling Design
This work is motivated by the strong demand of reliability enhancement over flash memory. Our objective is to improve the endurance of flash memory with limited overhead and witho...
Yuan-Hao Chang, Jen-Wei Hsieh, Tei-Wei Kuo