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» Some Results on Orthogonal Factorizations
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SWAT
2010
Springer
302views Algorithms» more  SWAT 2010»
15 years 2 months ago
A Weakly Robust PTAS for Minimum Clique Partition in Unit Disk Graphs
We consider the problem of partitioning the set of vertices of a given unit disk graph (UDG) into a minimum number of cliques. The problem is NP-hard and various constant factor a...
Imran A. Pirwani, Mohammad R. Salavatipour
VLDB
1998
ACM
112views Database» more  VLDB 1998»
15 years 1 months ago
Incremental Clustering for Mining in a Data Warehousing Environment
Data warehouses provide a great deal of opportunities for performing data mining tasks such as classification and clustering. Typically, updates are collected and applied to the d...
Martin Ester, Hans-Peter Kriegel, Jörg Sander...
ASPDAC
2007
ACM
117views Hardware» more  ASPDAC 2007»
15 years 1 months ago
A Current-based Method for Short Circuit Power Calculation under Noisy Input Waveforms
An accurate model is presented to calculate the short circuit energy dissipation of logic cells. The short circuit current is highly dependent on the input and output voltage valu...
Hanif Fatemi, Shahin Nazarian, Massoud Pedram
ICDCS
2010
IEEE
15 years 1 months ago
Adaptive Jamming-Resistant Broadcast Systems with Partial Channel Sharing
—Wireless communication is particularly vulnerable to signal jamming attacks. Spread spectrum mitigates such problem by spreading normal narrowband signals over a much wider band...
Qi Dong, Donggang Liu
DIAGRAMS
2008
Springer
14 years 11 months ago
Graphical Revelations: Comparing Students' Translation Errors in Graphics and Logic
We are interested in developing a better understanding of what it is that students find difficult in learning logic. We use both natural language and diagram-based methods for teac...
Richard Cox, Robert Dale, John Etchemendy, Dave Ba...