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» On RAM Priority Queues
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QUESTA
2000
56views more  QUESTA 2000»
13 years 7 months ago
On the value function of a priority queue with an application to a controlled polling model
We give a closed-form expression for the discounted weighted queue length and switching costs of a two-class single-server queueing model under a preemptive priority rule. These e...
Ger Koole, Philippe Nain
CATS
2007
13 years 8 months ago
On the Power of Structural Violations in Priority Queues
We give a priority queue that guarantees the worstcase cost of Θ(1) per minimum finding, insertion, and decrease; and the worst-case cost of Θ(lg n) with at most lg n + O( √ ...
Amr Elmasry, Claus Jensen, Jyrki Katajainen
QUESTA
2007
88views more  QUESTA 2007»
13 years 6 months ago
A simple proof for the constructions of optical priority queues
Constructions of optical queues by optical Switches and fiber Delay Lines (SDL) have received a lot of attention lately. In this short paper, we provide a simple proof for the co...
Hsien-Chen Chiu, Cheng-Shang Chang, Jay Cheng, Dua...
ORL
2006
55views more  ORL 2006»
13 years 7 months ago
Who should be given priority in a queue?
We consider a memoryless single server queue with two classes of customers, each having its fixed entry fee. We show that profit and social welfare may benefit from a service disc...
Refael Hassin, Moshe Haviv
DM
1999
122views more  DM 1999»
13 years 7 months ago
Parking functions, valet functions and priority queues
We construct a bijection between labeled trees and allowable pairs of permutations sorted by a priority queue. These are also the pairs of permutations that avoid the pattern pairs...
Julian D. Gilbey, Louis H. Kalikow