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» A New Lower Bound for A(17, 6, 6)
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MST
1998
76views more  MST 1998»
13 years 7 months ago
Sharply Bounded Alternation and Quasilinear Time
We de ne the sharply bounded hierarchy, SBH(QL), a hierarchy of classes within P, using quasilinear-time computation and quanti cation over strings of length logn. It generalizes ...
Stephen A. Bloch, Jonathan F. Buss, Judy Goldsmith
DAM
2007
70views more  DAM 2007»
13 years 8 months ago
Tree-edges deletion problems with bounded diameter obstruction sets
We study the following problem: Given a tree G and a finite set of trees H, find a subset O of the edges of G such that G − O does not contain a subtree isomorphic to a tree f...
Dekel Tsur
JCO
2007
65views more  JCO 2007»
13 years 7 months ago
Group testing in graphs
This paper studies the group testing problem in graphs as follows. Given a graph G = (V, E), determine the minimum number t(G) such that t(G) tests are sufficient to identify an u...
Justie Su-tzu Juan, Gerard J. Chang
PLDI
2003
ACM
14 years 1 months ago
The design, implementation, and evaluation of a compiler algorithm for CPU energy reduction
This paper presents the design and implementation of a compiler algorithm that effectively optimizes programs for energy usage using dynamic voltage scaling (DVS). The algorithm ...
Chung-Hsing Hsu, Ulrich Kremer
INFOCOM
2000
IEEE
14 years 11 days ago
Wavelength Assignment in WDM Rings to Minimize SONET ADMs
— We study wavelength assignment for lightpaths over WDM rings to minimize the SONET ADMs used. This problem has attracted much attention recently. However, its computation compl...
Liwu Liu, Xiang-Yang Li, Peng-Jun Wan, Ophir Fried...