SHERMAN3: Oil reservoir simulation challenge matrices
IMPES simulation of a black oil model (NX = 35, NY = 11, NZ = 13, NC = 1 )

from set SHERMAN, from the Harwell-Boeing Collection

Download as

Compressed MatrixMarket format file: sherman3.mtx.gz (133745 bytes)
Right-hand-side in MatrixMarket array format: sherman3_rhs1.mtx.gz (17201 bytes)
Compressed Harwell-Boeing format file: sherman3.rua.gz (131820 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 ] 491040 bytes

Matrix Statistics

Size	Type
5005 x 5005, 20033 entries	real unsymmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 20033 5005 7514 7514 8216
Column Data	Row Data
Average nonzeros per column : 4 Standard deviation : 2.7 index nonzeros longest 463 7 shortest 1 1	Average nonzeros per row : 4 Standard deviation : 2.7 index nonzeros longest 463 7 shortest 1 1
Bandwidths	Profile Storage
lower 386 upper 386 average |i-j| 1e+02 std.dev. 1.6e+02	min max ave. std.dev. lower bandwidth 1 386 1.9e+02 1.9e+02 upper bandwidth 1 386 1.9e+02 1.9e+02 Symmetric skyline storage requirement:1937337
Heaviest diagonals
offset from main 0 -1 1 -35 35 -385 385 nonzeros 5005 2537 2537 2495 2495 2482 2482 accumulated percent 24.98 37.65 50.31 62.77 75.22 87.61 100.00 Top 7 out of 7 nonvoid diagonals.
Conditioning
Frobenius norm 1.4e+07 condition number (est.) 6.9e+16 2-norm (est.) 6.8e+06 diagonal dominance yes

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