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» On the Strong Chromatic Number
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STOC
2010
ACM
174views Algorithms» more  STOC 2010»
16 years 3 months ago
Towards Polynomial Lower Bounds for Dynamic Problems
We consider a number of dynamic problems with no known poly-logarithmic upper bounds, and show that they require n(1) time per operation, unless 3SUM has strongly subquadratic alg...
Mihai Patrascu
GLOBECOM
2009
IEEE
16 years 1 months ago
Capacity Gains of Some Frequency Reuse Schemes in OFDMA Networks
—The downlink capacity of cellular networks is known to be strongly limited by inter-cell interference. In order to mitigate this interference, a number of frequency reuse scheme...
Thomas Bonald, Nidhi Hegde
LICS
1996
IEEE
15 years 10 months ago
Completing Partial Combinatory Algebras With Unique Head-Normal Forms
In this note, we prove that having unique head-normal forms is a sufficient condition on partial combinatory algebras to be completable. As application,we show that the pca of str...
Inge Bethke, Jan Willem Klop, Roel C. de Vrijer
VLDB
1991
ACM
146views Database» more  VLDB 1991»
15 years 10 months ago
Adaptive Load Control in Transaction Processing Systems
Thrashing in transactionprocessingsystemscan be prevented by controlling the number of concurrently running transactions. Becausethe optimal concurrency level strongly dependson t...
Hans-Ulrich Heiss, Roger Wagner
AMW
2010
15 years 7 months ago
What You Must Remember When Processing Data Words
We provide a Myhill-Nerode-like theorem that characterizes the class of data languages recognized by deterministic finite-memory automata (DMA). As a byproduct of this characteriza...
Michael Benedikt, Clemens Ley, Gabriele Puppis