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OLM5000: The Olmstead Model

from set OLMSTEAD, from the NEP Collection

[Download] [Visualizations] [Matrix Statistics] [Set Information]


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Visualizations

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Structure Plot City Plot
structure plot city plot
3D Interactive City Plot

[ VRML Version 2, gzipped ] 406234 bytes


Matrix Statistics

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Size Type
5000 x 5000, 19996 entries real unsymmetric
Nonzeros
totaldiagonalbelow diagonalabove diagonalA-A'
19996 5000 7498 7498 14996
Column Data Row Data
Average nonzeros per column : 4
Standard deviation : 0.028

indexnonzeros
longest3 4
shortest1 3

Average nonzeros per row : 4
Standard deviation : 2

indexnonzeros
longest3 6
shortest2 2

Bandwidths Profile Storage
lower3 upper4
average |i-j|1.2 std.dev.0.97
minmaxave.std.dev.
lower bandwidth0 2 1.5 0.5
upper bandwidth0 3 2.5 0.5

Nonsymmetric skyline storage 14994

Heaviest diagonals
offset from main0 -1 1 -2 2 3
nonzeros5000 4999 2500 2499 2499 2499
accumulated percent25.0150.0162.5175.0187.50100.00

Top 6 out of 6 nonvoid diagonals.
Conditioning
Frobenius norm7e+07 condition number (est.)Not available.
2-norm (est.)2.3e+06 diagonal dominanceno


Set Information

Set OLMSTEAD
Source: K. Meerbergen, Katholieke Universiteit Leuven, Belgium
Discipline:Hydrodynamics


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Last change in this page: Wed Sep 22 13:37:26 US/Eastern 2004 [Comments: ]