STEAM1: Enhanced oil recovery
3D steam model of oil res. - 4x4x5 - 3 DOF

from set STEAM, from the Harwell-Boeing Collection

Download as

Compressed MatrixMarket format file: steam1.mtx.gz (20427 bytes)
Compressed Harwell-Boeing format file: steam1.rua.gz (12766 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 ] 434671 bytes

Matrix Statistics

Size	Type
240 x 240, 3762 entries	real unsymmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 2248 240 1012 996 2216
Column Data	Row Data
Average nonzeros per column : 9.4 Standard deviation : 5.1 index nonzeros longest 24 21 shortest 29 2	Average nonzeros per row : 9.4 Standard deviation : 2.6 index nonzeros longest 22 16 shortest 2 5
Bandwidths	Profile Storage
lower 145 upper 147 average |i-j| 83 std.dev. 57	min max ave. std.dev. lower bandwidth 1 145 66 68 upper bandwidth 1 147 59 65 Symmetric skyline storage requirement:29986
Heaviest diagonals
offset from main 0 -1 1 -2 2 -138 102 -141 99 -102 nonzeros 240 160 144 80 80 43 43 36 36 32 accumulated percent 10.68 17.79 24.20 27.76 31.32 33.23 35.14 36.74 38.35 39.77 Top 10 out of 107 nonvoid diagonals.
Conditioning
Frobenius norm 8.4e+07 condition number (est.) 3e+07 2-norm (est.) 2.2e+07 diagonal dominance no

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Last change in this page: Wed Sep 22 13:33:50 US/Eastern 2004 [Comments: ]