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ITC
1996
IEEE
127views Hardware» more  ITC 1996»
14 years 2 months ago
Altering a Pseudo-Random Bit Sequence for Scan-Based BIST
This paper presents a low-overhead scheme for built-in self-test of circuits with scan. Complete (100%) fault coverage is obtained without modifying the function logic and without...
Nur A. Touba, Edward J. McCluskey
ICC
2007
IEEE
14 years 4 months ago
A Cube Oriented Ray Launching Algorithm for 3D Urban Field Strength Prediction
Abstract— Fast radio wave propagation prediction is of tremendous interest for planning and optimization of cellular radio networks. We propose a cube oriented 3D ray launching a...
Rudolf Mathar, Michael Reyer, Michael Schmeink
SIGMOD
1999
ACM
181views Database» more  SIGMOD 1999»
14 years 2 months ago
Approximate Computation of Multidimensional Aggregates of Sparse Data Using Wavelets
Computing multidimensional aggregates in high dimensions is a performance bottleneck for many OLAP applications. Obtaining the exact answer to an aggregation query can be prohibit...
Jeffrey Scott Vitter, Min Wang
CORR
2011
Springer
183views Education» more  CORR 2011»
13 years 4 months ago
Pattern tree-based XOLAP rollup operator for XML complex hierarchies
—With the rise of XML as a standard for representing business data, XML data warehousing appears as a suitable solution for decision-support applications. In this context, it is ...
Marouane Hachicha, Jérôme Darmont
DOLAP
2004
ACM
14 years 3 months ago
Cardinality-based inference control in OLAP systems: an information theoretic approach
We address the inference control problem in data cubes with some data known to users through external knowledge. The goal of inference controls is to prevent exact values of sensi...
Nan Zhang 0004, Wei Zhao, Jianer Chen