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2003
ACM
15 years 10 months ago
Learning Resources Collections: Completeness and Compactness Issues
Features of a quality learning resource collection are discussed and some measures that may be helpful for collection maintenance and update are proposed. Keywords Distance educat...
D. Rovinskiy, Kateryna Synytsya
CORR
2010
Springer
156views Education» more  CORR 2010»
14 years 9 months ago
On the Existence of Optimal Exact-Repair MDS Codes for Distributed Storage
The high repair cost of (n, k) Maximum Distance Separable (MDS) erasure codes has recently motivated a new class of codes, called Regenerating Codes, that optimally trade off stor...
Changho Suh, Kannan Ramchandran
CORR
2008
Springer
74views Education» more  CORR 2008»
14 years 9 months ago
On mobile sets in the binary hypercube
If two distance-3 codes have the same neighborhood, then each of them is called a mobile set. In the (4k + 3)-dimensional binary hypercube, there exists a mobile set of cardinality...
Yuriy Vasil'ev, Sergey V. Avgustinovich, Denis S. ...
CORR
2008
Springer
93views Education» more  CORR 2008»
14 years 9 months ago
An optimization problem on the sphere
We prove existence and uniqueness of the minimizer for the average geodesic distance to the points of a geodesically convex set on the sphere. This implies a corresponding existen...
Andreas Maurer
CORR
2008
Springer
147views Education» more  CORR 2008»
14 years 9 months ago
C-K-R Partitions of Sparse Graphs
We present fast algorithms for constructing probabilistic embeddings and approximate distance oracles in sparse graphs. The main ingredient is a fast algorithm for sampling the pr...
Manor Mendel, Chaya Schwob