STEAM2: Enhanced oil recovery
3D steam model of oil res. - 5x5x6 - 4 DOF

from set STEAM, from the Harwell-Boeing Collection

Download as

Compressed MatrixMarket format file: steam2.mtx.gz (65607 bytes)
Compressed Harwell-Boeing format file: steam2.rua.gz (34541 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 ] 294142 bytes

Matrix Statistics

Size	Type
600 x 600, 13760 entries	real unsymmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 5660 600 2610 2450 6390
Column Data	Row Data
Average nonzeros per column : 9.4 Standard deviation : 4.9 index nonzeros longest 48 21 shortest 266 2	Average nonzeros per row : 9.4 Standard deviation : 4.5 index nonzeros longest 45 17 shortest 3 1
Bandwidths	Profile Storage
lower 331 upper 332 average |i-j| 2.1e+02 std.dev. 1.4e+02	min max ave. std.dev. lower bandwidth 1 331 1.6e+02 1.6e+02 upper bandwidth 1 332 1.5e+02 1.5e+02 Symmetric skyline storage requirement:187681
Heaviest diagonals
offset from main 0 -1 -328 268 -308 -3 -2 2 3 1 nonzeros 600 300 192 172 164 150 150 150 150 145 accumulated percent 10.60 15.90 19.29 22.33 25.23 27.88 30.53 33.18 35.83 38.39 Top 10 out of 123 nonvoid diagonals.
Conditioning
Frobenius norm 5.3e+10 condition number (est.) 3.5e+06 2-norm (est.) 4.7e+09 diagonal dominance no

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Last change in this page: Wed Sep 22 13:33:51 US/Eastern 2004 [Comments: ]