How big is it? No more than twice the minimum! This is a solution: all edges are covered ... Why is this amazing? One tiny bug or hole or gap can cause much agony...
One proof for 3-colorability is a 3-coloring: We can verify it edge by edge. Murphy's law! ... coloring. 3-SAT. summary. Probabilistically Checkable Proofs ...
Radio Broadcast. Undirected graph, v V wants to broadcast ... The radio broadcast problem. Given: a graph G,v. Find: a minimum number of rounds schedule. ...
Braess's Paradox, Fibonacci Numbers, and Exponential Inapproximability. Henry Lin ... New lower and upper bounds on Braess's Paradox in multicommodity networks ...
Expander graphs and superconcentrators [Wigderson-Z] Coding ... G=2c-regular expander on {0,1}m. Weak source input: walk (v1,v2,...,vD) in G. m (D-1)c bits ...
W[1]-Hard problem. n ratio approximation. This problem is clearly finding a Directed Steiner tree and a reverse directed Steiner tree. The Directed Steiner Tree ...
Lecture 8: Semidefinite Programming Magnus M. Halldorsson Based on s by Uri Zwick Outline of talk Semidefinite programming MAX CUT (Goemans, Williamson 95 ...
Krzysztof Rzadca (Polish-Japanese computing school, Warsaw) Fanny Pascual (LIP6, Paris) ... The evolution of high-performance execution platforms leads to physical or ...
Optimum. Idea : 9 'banded' solution, not too worse, find it. N N-1 ... 6 5 4 ... Online version. Dynamic case. Other extensions similar to classical bin packing ...
Given a 3CNF , what fraction of the clauses can be satisfied simultaneously? 3 ... Distinguisher(x): * If C(x) A, return YES' * Otherwise return NO' A. B. 14 ...
2 Brown-headed cowbird (Molothrus ater) eggs in a Blue-winged Warbler's nest. Mary Ashley studies the mating system of the Lemon sharks, Negaprion brevirostris ...
Title: Computational Applications of Noise Sensitivity Author: Ryan Last modified by: Ryan Created Date: 4/1/2003 10:12:00 PM Document presentation format
Title: Server Scheduling in the Lp norm Author: IBM_User Last modified by: BCF Helpdesk Created Date: 7/22/2003 7:34:13 PM Document presentation format
CPS 173 Auctions & Combinatorial Auctions Vincent Conitzer conitzer@cs.duke.edu A few different 1-item auction mechanisms English auction: Each bid must be higher ...
Original proof of PCP Thm used polynomial representations, ... Applications of PCP Techniques: Tour d'Horizon. Locally checkable / decodable codes. ...
By. Ayror Sappen # Pages to follow: 15783. Proofs and Theorems ... 3-Coloring. Color vertices s.t. endpoints of edge have. different colors. is NP-complete: ...
Minimum PCR Primer Set Selection with Amplification Length and Uniqueness Constraints Ion Mandoiu University of Connecticut CS&E Department Combinatorial Optimization ...
Joint work with Christos ... Conjecture: SATL is NP-hard for every exponentially dense L. Intuition ... Let L be some exponentially dense language. ...
Real-world applications with deep algorithmic underpinnings and consequences ... Find a bipartite sub-graph G'(A' UB', E') where |A'|=a, |B'|=b and E' is an empty set. ...
Genotype Error Detection using Hidden Markov Models of Haplotype Diversity Justin Kennedy, Ion Mandoiu, Bogdan Pasaniuc CSE Department, University of Connecticut
... from any city to any other city, what is the ... A tour contains a matching. ... but to guide us to identify interesting cases. Minimum Steiner Tree ...
Result: QECC states require n (log n) additions and tensor products ... E.g. Fitch & Cronin won 1980 Physics Nobel 'merely' for showing CP symmetry is violated ...
The purpose of the Expander graph is to ensure that in any optimal truth ... Let Gx be a 14 degree expander on k-vertices. ... constructs an expander graph H ...
Preference Elicitation in Combinatorial Auctions Tuomas Sandholm Carnegie Mellon University Computer Science Department (papers on this topic available via www.cs.cmu ...
Title: Game theory Author: Vincent Conitzer Last modified by: Vincent Conitzer Created Date: 8/15/2006 6:17:12 PM Document presentation format: On-screen Show (4:3)
Say, where player 1 (row player) uses a mixed strategy? ... From Row's perspective, the conditional probability ... So Row wants to follow the recommendation ...
Vertex Labelings and Colorings of Graphs Valia Mitsou Graduate Center & City College City University of New York OPEN PROBLEMS - FURTHER WORK Open Problems The ...
It is useful to study binary graph operations that can be used in this concept ... of the order of n and this procedure can be realized within at most linear time. ...
... 'agent i, please spend t time units tightening the (upper or lower) bound on b' ... Note that the bound-approx algorithm can get charged for up to cost 2 ...
roughly speaking, the largest bundle ... Can prove that we always need an upper bound on value of grand bundle. ... ask everyone for a UB on the grand bundle. ...
If f(n) is the running time of M, we say M runs in time f(n) and that M is an f ... clause node appears on the path, by observing the diamond at which the detour ...
Effectiveness of preference elicitation in combinatorial auctions. Beno t ... have q red balls, and the remaining balls are blue; how many balls do we draw ...
May 28, 2003 HLT-NAACL. First half of talk is setup ... This smaller machine is faster to intersect/compose. More likely to fit on a hand-held device ...
Music retrieval and analysis. members: K ... for music comparison, retrieval and analysis; monophonic vs polyphonic music ... open: indexing of polyphonic music ...