Dagstuhl Seminar 11241

Design and Analysis of Randomized and Approximation Algorithms

Dagstuhl, June 13-17, 2011

M. Dyer (Leeds), U. Feige (Rehovot), A. Frieze (Pittsburgh), M. Karpinski (Bonn)



Tuesday, June 14th, 2011


09:00 - 09:10 Opening
Chair: Marek Karpinski
09:10 - 09:40 Johan Håstad (KTH - Stockholm)
On the Usefulness of Predicates
09:40 - 10:10 Alexander Barvinok (University of Michigan)
Counting Contingency Tables
10:10 - 10:40 Leslie Ann Goldberg (University of Liverpool)
Estimating the Partition Function of the Ferromagnetic Ising Model on a Regular Matroid
10:40 - 11:00 Coffee break
Chair: Uriel Feige
11:00 - 11:30 Leen Stougie (CWI - Amsterdam)
TSP on Cubic and Subcubic Graphs
11:30 - 12:00 Ola Svensson (KTH - Stockholm)
Approximating Graphic TSP by Matchings
12:15 Lunch break
Chair: Martin Dyer
15:00 - 15:30 Po-Shen Loh (CMU - Pittsburgh)
Connectivity in Discrete Random Processes
15:30 - 16:00 Lars Prädel (University of Kiel)
A (5/3+ε)-Approximation for Strip Packing
16:00 - 16:30 Coffee break
Chair: Alan Frieze
16:30 - 17:00 Christian Sohler (TU Dortmund)
Every Hyperfinite Property is Testable
17:00 - 17:30 Alexandr Andoni (Microsoft Research - Mountain View)
Sublinear Algorithms via Precision Sampling
18:00 Dinner


Wednesday, June 15th, 2011


Chair: Mark Jerrum
09:00 - 09:30 Thomas Hayes (University of New Mexico - Albuquerque)
Lifting Markov Chains for Faster Mixing
09:30 - 10:00 Gregory Sorkin (London School of Economics)
Average-Case Performance of Heuristics for Multi-Dimensional Assignment Problems
10:00 - 10:30 Michael Krivelevich (Tel Aviv University)
Embedding Spanning Trees in Random Graphs near the Connectivity Threshold
10:30 - 11:00 Coffee break
Chair: Michael Paterson
11:00 - 11:30 R. Ravi (CMU - Pittsburgh)
Stochastic Knapsack
11:30 - 12:00 Heiko Röglin (University of Bonn)
Smoothed Analysis of Multiobject Optimization
12:15 Lunch break

13:30 - 17:30 Excursion
18:00 Dinner

19:30 Open Problem Session
Chair: Uriel Feige


Thursday, June 16th, 2011


Chair: Leslie Ann Goldberg
09:00 - 09:30 Ravi Kannan (Microsoft Research)
k-Means Algorithm Converges
09:30 - 10:00 Tobias Müller (CWI - Amsterdam)
Random Geometric Graphs
10:00 - 10:30 Mark Jerrum (Queen Mary University of London)
Hardness of Approximating the Tutte Polynomial of a Binary Matroid
10:30 - 11:00 Coffee break
Chair: Alan Frieze
11:00 - 11:30 Edyta Szymanska (Adam Mickiewicz University - Poznan)
Computational Complexity of the Hamilton Cycle Problem in Dense Hypergraphs
11:30 - 12:00 Andrzej Rucinski (Adam Mickiewicz University - Poznan)
Distributed Storage Allocation via Fractional Hypergraph Matchings
12:15 Lunch break
Chair: Michael Krivelevich
15:00 - 15:30 Berthold Vöcking (RWTH Aachen)
Universally-Truthful Multi-Unit Auctions
15:30 - 16:00 Markus Bläser (University of Saarland)
Smoothed Analysis of Partitioning Algorithms for Euclidean Functionals
16:00 - 16:30 Coffee break
18:00 Dinner


Friday, June 17th, 2011


Chair: Johan Håstad
09:00 - 09:30 Marek Karpinski (University of Bonn)
Approximating Gale-Berlekamp Games and Related Optimization Problems
09:30 - 10:00 Alan Frieze (CMU - Pittsburgh)
Vacant Set of a Random Walk on a Random Graph
10:00 - 10:30 Alessandro Panconesi (University of Rome "La Sapienza")
Milgram Routing
10:30 - 11:00 Coffee break
Chair: Ravi Kannan
11:00 - 11:30 Amin Coja-Oghlan (University of Edinburgh)
The Condensation Transition in Random Hypergraph 2-Coloring
11:30 - 12:00 Eden Chlamtac (Weizmann Institute - Rehovot)
Linear Index Coding via Semidefinite Programming

End of Workshop

12:15 Lunch