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» Time and Space Lower Bounds for Implementations Using k-CAS
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CCECE
2006
IEEE
14 years 2 months ago
New Constraints on Generation of Uniform Random Samples from Evolutionary Trees
In this paper, we introduce new algorithms for selecting taxon samples from large evolutionary trees, maintaining uniformity and randomness, under certain new constraints on the t...
Anupam Bhattacharjee, Zalia Shams, Kazi Zakia Sult...
ESA
2009
Springer
144views Algorithms» more  ESA 2009»
14 years 3 months ago
Narrow-Shallow-Low-Light Trees with and without Steiner Points
We show that for every set S of n points in the plane and a designated point rt ∈ S, there exists a tree T that has small maximum degree, depth and weight. Moreover, for every po...
Michael Elkin, Shay Solomon
ICALP
2009
Springer
14 years 9 months ago
Towards Optimal Range Medians
We consider the following problem: given an unsorted array of n elements, and a sequence of intervals in the array, compute the median in each of the subarrays defined by the inter...
Beat Gfeller, Peter Sanders
TON
2008
124views more  TON 2008»
13 years 8 months ago
Designing packet buffers for router linecards
-- Internet routers and Ethernet switches contain packet buffers to hold packets during times of congestion. Packet buffers are at the heart of every packet switch and router, whic...
Sundar Iyer, Ramana Rao Kompella, Nick McKeown
TWC
2011
367views more  TWC 2011»
13 years 3 months ago
Improving the Performance of Wireless Ad Hoc Networks Through MAC Layer Design
—In this paper, the performance of the ALOHA and CSMA MAC protocols are analyzed in spatially distributed wireless networks. The main system objective is correct reception of pac...
Mariam Kaynia, Nihar Jindal, Geir E. Øien