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DAM
2002
135views more  DAM 2002»
13 years 8 months ago
Matchings in colored bipartite networks
In K(n, n) with edges colored either red or blue, we show that the problem of finding a solution matching, a perfect matching consisting of exactly r red edges, and (n - r) blue e...
Tongnyoul Yi, Katta G. Murty, Cosimo Spera
INFOCOM
2007
IEEE
14 years 2 months ago
Network Coding in a Multicast Switch
— We consider the problem of serving multicast flows in a crossbar switch. We show that linear network coding across packets of a flow can sustain traffic patterns that cannot...
Jay Kumar Sundararajan, Muriel Médard, MinJ...
STOC
2009
ACM
152views Algorithms» more  STOC 2009»
14 years 3 months ago
Green's conjecture and testing linear-invariant properties
A system of linear equations in p unknowns Mx = b is said to have the removal property if every set S ⊆ {1, . . . , n} which contains o(np− ) solutions of Mx = b can be turned...
Asaf Shapira
DM
2008
103views more  DM 2008»
13 years 8 months ago
Edge-colorings avoiding rainbow and monochromatic subgraphs
For two graphs G and H, let the mixed anti-Ramsey numbers, maxR(n; G, H), (minR(n; G, H)) be the maximum (minimum) number of colors used in an edge-coloring of a complete graph wi...
Maria Axenovich, Perry Iverson
ICDE
2005
IEEE
103views Database» more  ICDE 2005»
14 years 9 months ago
Vectorizing and Querying Large XML Repositories
Vertical partitioning is a well-known technique for optimizing query performance in relational databases. An extreme form of this technique, which we call vectorization, is to sto...
Peter Buneman, Byron Choi, Wenfei Fan, Robert Hutc...