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108
Voted
CORR
2011
Springer
174views Education» more  CORR 2011»
14 years 7 months ago
Lower bounds on the obstacle number of graphs
Given a graph G, an obstacle representation of G is a set of points in the plane representing the vertices of G, together with a set of connected obstacles such that two vertices ...
Padmini Mukkamala, János Pach, Döm&oum...
111
Voted
CIE
2010
Springer
14 years 7 months ago
Lower Bounds for Reducibility to the Kolmogorov Random Strings
Abstract. We show the following results for polynomial-time reducibility to RC , the set of Kolmogorov random strings.
John M. Hitchcock
120
Voted
CORR
2011
Springer
192views Education» more  CORR 2011»
14 years 7 months ago
Improved Approximation Guarantees for Lower-Bounded Facility Location
d Abstract) Sara Ahmadian∗ Chaitanya Swamy∗ We consider the lower-bounded facility location (LBFL) problem (also sometimes called load-balanced facility location), which is a ...
Sara Ahmadian, Chaitanya Swamy
85
Voted
ECCC
2011
160views ECommerce» more  ECCC 2011»
14 years 7 months ago
Robust Lower Bounds for Communication and Stream Computation
Amit Chakrabarti, Graham Cormode, Andrew McGregor
90
Voted
EJC
2011
14 years 7 months ago
Lower bounds for Buchsbaum* complexes
Jonathan Browder, Steven Klee