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SPAA
2004
ACM
16 years 20 days ago
Packet-mode policies for input-queued switches
This paper considers the problem of packet-mode scheduling of input queuedswitches. Packets have variable lengths, and are divided into cells of unit length. Each packet arrives t...
Dan Guez, Alexander Kesselman, Adi Rosén
STOC
2005
ACM
115views Algorithms» more  STOC 2005»
16 years 7 months ago
Lower-stretch spanning trees
We show that every weighted connected graph G contains as a subgraph a spanning tree into which the edges of G can be embedded with average stretch O log2 n log log n . Moreover, w...
Michael Elkin, Yuval Emek, Daniel A. Spielman, Sha...
KDD
2009
ACM
146views Data Mining» more  KDD 2009»
16 years 2 months ago
Online allocation of display advertisements subject to advanced sales contracts
In this paper we propose a utility model that accounts for both sales and branding advertisers. We first study the computational complexity of optimization problems related to bo...
Saeed Alaei, Esteban Arcaute, Samir Khuller, Wenji...
JCC
2002
61views more  JCC 2002»
15 years 7 months ago
A fast pairwise evaluation of molecular surface area
: A fast and general analytical approach was developed for the calculation of the approximate van der Waals and solvent-accessible surface areas. The method is based on three basic...
Vladislav Vasilyev, Enrico O. Purisima
ISVC
2009
Springer
15 years 11 months ago
Layered Volume Splatting
We present a new layered, hardware-accelerated splatting algorithm for volume rendering. Layered volume splatting features the speed benefits of fast axis-aligned pre-classified ...
Philipp Schlegel, Renato Pajarola