OLM5000: The Olmstead Model

from set OLMSTEAD, from the NEP Collection

Download as

Compressed MatrixMarket format file: olm5000.mtx.gz (68213 bytes)
Compressed Harwell-Boeing format file: olm5000.rua.gz (36618 bytes)

Visualizations

Click on image to get an enlarged version. Click on label to get an explanation.

Structure Plot	City Plot
	3D Interactive City Plot
	[ VRML Version 2, gzipped ] 406234 bytes

Matrix Statistics

Size	Type
5000 x 5000, 19996 entries	real unsymmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 19996 5000 7498 7498 14996
Column Data	Row Data
Average nonzeros per column : 4 Standard deviation : 0.028 index nonzeros longest 3 4 shortest 1 3	Average nonzeros per row : 4 Standard deviation : 2 index nonzeros longest 3 6 shortest 2 2
Bandwidths	Profile Storage
lower 3 upper 4 average |i-j| 1.2 std.dev. 0.97	min max ave. std.dev. lower bandwidth 0 2 1.5 0.5 upper bandwidth 0 3 2.5 0.5 Nonsymmetric skyline storage 14994
Heaviest diagonals
offset from main 0 -1 1 -2 2 3 nonzeros 5000 4999 2500 2499 2499 2499 accumulated percent 25.01 50.01 62.51 75.01 87.50 100.00 Top 6 out of 6 nonvoid diagonals.
Conditioning
Frobenius norm 7e+07 condition number (est.) Not available. 2-norm (est.) 2.3e+06 diagonal dominance no

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