SHERMAN1: Oil reservoir simulation challenge matrices
Black oil simulation, shale barriers (NX = NY = NZ = 10, NC = 1 )

from set SHERMAN, from the Harwell-Boeing Collection

Download as

Compressed MatrixMarket format file: sherman1.mtx.gz (original, stored as unsymmetric, 15344 bytes) sherman1_u.mtx.gz (update, stored as symmetric, 10412 bytes)
Right-hand-side in MatrixMarket array format: sherman1_rhs1.mtx.gz (761 bytes)
Compressed Harwell-Boeing format file: sherman1.rua.gz (12882 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 ] 444502 bytes

Matrix Statistics

Size	Type
1000 x 1000, 3750 entries	real symmetric
Nonzeros
total diagonal below diagonal above diagonal A-A' 3750 1000 1375 1375 0
Column Data	Row Data
Average nonzeros per column : 3.8 Standard deviation : 2 index nonzeros longest 214 7 shortest 101 1	Average nonzeros per row : 3.8 Standard deviation : 2 index nonzeros longest 214 7 shortest 101 1
Bandwidths	Profile Storage
lower 101 upper 101 average |i-j| 20 std.dev. 36	min max ave. std.dev. lower bandwidth 1 101 36 44 upper bandwidth 1 101 36 44 Symmetric skyline storage requirement:35740
Heaviest diagonals
offset from main 0 -10 10 -1 1 -100 100 nonzeros 1000 598 598 462 462 315 315 accumulated percent 26.67 42.61 58.56 70.88 83.20 91.60 100.00 Top 7 out of 7 nonvoid diagonals.
Conditioning
Frobenius norm 43 condition number (est.) 2.3e+04 2-norm (est.) 5 diagonal dominance no

[ Home ] [ Search ] [ Browse ] [ Resources ]

Last change in this page: Thu Oct 16 16:50:00 US/Eastern 2008 [Comments: ]