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Tight Bounds on the Competitive Ratio on Accommodating Sequences for the Seat Reservation Problem

โœ Scribed by Eric Bach; Joan Boyar; Leah Epstein; Lene M. Favrholdt; Tao Jiang; Kim S. Larsen; Guo-Hui Lin; Rob van Stee


Book ID
110430278
Publisher
Springer US
Year
2003
Tongue
English
Weight
238 KB
Volume
6
Category
Article
ISSN
1094-6136

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A better lower bound on the competitive
โœ Marek Chrobak; Lawrence L. Larmore; Carsten Lund; Nick Reingold ๐Ÿ“‚ Article ๐Ÿ“… 1997 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 482 KB

We present a lower bound of 1 + e-"' z 1.6065 on the competitive ratio of randomized algorithms for the weighted 2-cache problem, which is a special case of the 2-server problem. This improves the previously best known lower bound of e/(e-1) N 1.582 for both problems. @