SHERMAN5: Oil reservoir simulation challenge matrices
Fully implicit black oil model (NX = 16, NY = 23, NZ = 3, NC = 3 )

from set SHERMAN, from the Harwell-Boeing Collection

Download as

Compressed MatrixMarket format file: sherman5.mtx.gz (176896 bytes)
Right-hand-side in MatrixMarket array format: sherman5_rhs1.mtx.gz (10052 bytes)
Compressed Harwell-Boeing format file: sherman5.rua.gz (150466 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 ] 585184 bytes

Matrix Statistics

Size	Type
3312 x 3312, 20793 entries	real unsymmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 20793 3312 8259 9222 19368
Column Data	Row Data
Average nonzeros per column : 6.3 Standard deviation : 5.5 index nonzeros longest 1506 17 shortest 1 1	Average nonzeros per row : 6.3 Standard deviation : 6.7 index nonzeros longest 1287 21 shortest 1 1
Bandwidths	Profile Storage
lower 1107 upper 1107 average |i-j| 2.2e+02 std.dev. 4.3e+02	min max ave. std.dev. lower bandwidth 1 1107 2.5e+02 4.5e+02 upper bandwidth 1 1107 3.7e+02 5.1e+02 Nonsymmetric skyline storage 2043689
Heaviest diagonals
offset from main 0 1 -2 2 -48 48 -3 3 -1 -1104 nonzeros 3312 1573 1124 1027 1002 1002 962 962 835 718 accumulated percent 15.93 23.49 28.90 33.84 38.66 43.48 48.10 52.73 56.75 60.20 Top 10 out of 29 nonvoid diagonals.
Conditioning
Frobenius norm 1.4e+04 condition number (est.) 3.9e+05 2-norm (est.) 4.5e+03 diagonal dominance no

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Last change in this page: Wed Sep 22 13:33:54 US/Eastern 2004 [Comments: ]