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VLDB
2001
ACM
109views Database» more  VLDB 2001»
15 years 3 months ago
Mining Multi-Dimensional Constrained Gradients in Data Cubes
Constrained gradient analysis (similar to the “cubegrade” problem posed by Imielinski, et al. [9]) is to extract pairs of similar cell characteristics associated with big chan...
Guozhu Dong, Jiawei Han, Joyce M. W. Lam, Jian Pei...
VLDB
2001
ACM
86views Database» more  VLDB 2001»
15 years 3 months ago
Intelligent Rollups in Multidimensional OLAP Data
In this paper we propose a new operator for advanced exploration of large multidimensional databases. The proposed operator can automatically generalize from a specific problem c...
Gayatri Sathe, Sunita Sarawagi
ICSM
2000
IEEE
15 years 3 months ago
Evolution in Open Source Software: A Case Study
Most studies of software evolution have been performed on systems developed within a single company using traditional management techniques. With the widespread availability of se...
Michael W. Godfrey, Qiang Tu
IJCNN
2000
IEEE
15 years 3 months ago
Two Sites of Synaptic Integration: Relevant for Learning?
Since the classical work of D. O. Hebb [1] it has been assumed that synaptic plasticity solely depends on the activity of the pre- and the postsynaptic cell. Synapses influence th...
Konrad P. Körding, Peter König
IPPS
2000
IEEE
15 years 3 months ago
Using Switch Directories to Speed Up Cache-to-Cache Transfers in CC-NUMA Multiprocessors
In this paper, we propose a novel hardware caching technique, called switch directory, to reduce the communication latency in CC-NUMA multiprocessors. The main idea is to implemen...
Ravi R. Iyer, Laxmi N. Bhuyan, Ashwini K. Nanda