Sciweavers

453 search results - page 5 / 91
» Tight bounds for the partial-sums problem
Sort
View
COLT
2008
Springer
15 years 1 months ago
Almost Tight Upper Bound for Finding Fourier Coefficients of Bounded Pseudo- Boolean Functions
A pseudo-Boolean function is a real-valued function defined on {0, 1}n . A k-bounded function is a pseudo-Boolean function that can be expressed as a sum of subfunctions each of w...
Sung-Soon Choi, Kyomin Jung, Jeong Han Kim
IPL
2006
97views more  IPL 2006»
14 years 11 months ago
A tight lower bound for job scheduling with cancellation
The Job Scheduling with Cancellation problem is a variation of classical scheduling problems in which jobs can be cancelled while waiting for execution. In this paper we prove a t...
Feifeng Zheng, Francis Y. L. Chin, Stanley P. Y. F...
ICDT
2009
ACM
148views Database» more  ICDT 2009»
16 years 11 days ago
Tight results for clustering and summarizing data streams
In this paper we investigate algorithms and lower bounds for summarization problems over a single pass data stream. In particular we focus on histogram construction and K-center c...
Sudipto Guha
IPPS
2005
IEEE
15 years 5 months ago
Tight Bounds for Wavelength Assignment on Trees of Rings
: A fundamental problem in communication networks is wavelength assignment (WA): given a set of routing paths on a network, assign a wavelength to each path such that the paths wit...
Zhengbing Bian, Qian-Ping Gu, Xiao Zhou