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SIGMOD
2004
ACM
121views Database» more  SIGMOD 2004»
16 years 6 months ago
An Optimal Algorithm for Querying Tree Structures and its Applications in Bioinformatics
Trees and graphs are widely used to model biological databases. Providing efficient algorithms to support tree-based or graph-based querying is therefore an important issue. In th...
Hsiao-Fei Liu, Ya-Hui Chang, Kun-Mao Chao
KES
2004
Springer
16 years 1 days ago
FIT: A Fast Algorithm for Discovering Frequent Itemsets in Large Databases
Association rule mining is an important data mining problem that has been studied extensively. In this paper, a simple but Fast algorithm for Intersecting attribute lists using a ...
Jun Luo, Sanguthevar Rajasekaran
DATE
1999
IEEE
105views Hardware» more  DATE 1999»
15 years 11 months ago
Identification and Exploitation of Symmetries in DSP Algorithms
In many algorithms, particularly those in the DSP domain, certain forms of symmetry can be observed. To efficiently implement such algorithms, it is often possible to exploit thes...
C. A. J. van Eijk, E. T. A. F. Jacobs, Bart Mesman...
JDCTA
2010
169views more  JDCTA 2010»
15 years 1 months ago
A Synchronization Algorithm of MRI Denoising and Contrast Enhancement Based on PM-CLAHE Model
On clinical applications, many magnetic resonance (MR) Images obtained directly by the instruments are not satisfied by doctors. For example, there are some noises and poor contra...
Di Jia, Fangfang Han, Jinzhu Yang, Yifei Zhang, Da...
ICIP
2001
IEEE
16 years 8 months ago
A rate-distortion optimal video pre-processing algorithm
Pre-processing algorithms improve the quality of a compression system by removing unimportant data before encoding. This enhances both the visual quality and coding efficiency of ...
C. Andrew Segall, Passant V. Karunaratne, Aggelos ...