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ESA
2009
Springer
149views Algorithms» more  ESA 2009»
14 years 6 months ago
Sparse Cut Projections in Graph Streams
Finding sparse cuts is an important tool for analyzing large graphs that arise in practice, such as the web graph, online social communities, and VLSI circuits. When dealing with s...
Atish Das Sarma, Sreenivas Gollapudi, Rina Panigra...
ESA
2009
Springer
156views Algorithms» more  ESA 2009»
14 years 6 months ago
On Revenue Maximization in Second-Price Ad Auctions
Abstract. Most recent papers addressing the algorithmic problem of allocating advertisement space for keywords in sponsored search auctions assume that pricing is done via a first...
Yossi Azar, Benjamin E. Birnbaum, Anna R. Karlin, ...
ESA
2009
Springer
129views Algorithms» more  ESA 2009»
14 years 6 months ago
Constant Ratio Fixed-Parameter Approximation of the Edge Multicut Problem
Abstract. The input of the Edge Multicut problem consists of an undirected graph G and pairs of terminals {s1, t1}, . . . , {sm, tm}; the task is to remove a minimum set of edges s...
Dániel Marx, Igor Razgon
ESA
2009
Springer
116views Algorithms» more  ESA 2009»
14 years 6 months ago
On the Expansion and Diameter of Bluetooth-Like Topologies
Alberto Pettarin, Andrea Pietracaprina, Geppino Pu...
ESA
2009
Springer
98views Algorithms» more  ESA 2009»
14 years 6 months ago
Reconstructing 3-Colored Grids from Horizontal and Vertical Projections Is NP-hard
We consider the problem of coloring a grid using k colors with the restriction that in each row and each column has an specific number of cells of each color. In an already classi...
Christoph Dürr, Flavio Guiñez, Mart&ia...
ESA
2009
Springer
109views Algorithms» more  ESA 2009»
14 years 6 months ago
Iterative Rounding for Multi-Objective Optimization Problems
In this paper we show that iterative rounding is a powerful and flexible tool in the design of approximation algorithms for multiobjective optimization problems. We illustrate tha...
Fabrizio Grandoni, R. Ravi, Mohit Singh
ESA
2009
Springer
149views Algorithms» more  ESA 2009»
14 years 6 months ago
3.5-Way Cuckoo Hashing for the Price of 2-and-a-Bit
The study of hashing is closely related to the analysis of balls and bins; items are hashed to memory locations much as balls are thrown into bins. In particular, Azar et. al. [2] ...
Eric Lehman, Rina Panigrahy
ESA
2009
Springer
127views Algorithms» more  ESA 2009»
14 years 6 months ago
Maximum Flow in Directed Planar Graphs with Vertex Capacities
In this paper we present an O(n log n) algorithm for finding a maximum flow in a directed planar graph, where the vertices are subject to capacity constraints, in addition to the...
Haim Kaplan, Yahav Nussbaum
ESA
2009
Springer
99views Algorithms» more  ESA 2009»
14 years 6 months ago
Minimizing Maximum Response Time and Delay Factor in Broadcast Scheduling
We consider online algorithms for pull-based broadcast scheduling. In this setting there are n pages of information at a server and requests for pages arrive online. When the serv...
Chandra Chekuri, Sungjin Im, Benjamin Moseley