Matrix DWA512

DWA512: Square Dielectric Waveguide

from set DWAVE, from the NEP Collection

[Download] [Visualizations] [Matrix Statistics] [Set Information]

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Compressed MatrixMarket format file: dwa512.mtx.gz (11213 bytes)

Compressed Harwell-Boeing format file: dwa512.rua.gz (7960 bytes)

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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 ] 292816 bytes

Size Type

512 x 512, 2480 entries real unsymmetric

Nonzeros

total diagonal below diagonal above diagonal A-A'
2480 512 984 984 208

Column Data Row Data

Average nonzeros per column : 4.8
Standard deviation : 0.67
index nonzeros
longest 86 7
shortest 1 3
Average nonzeros per row : 4.8
Standard deviation : 0.67
index nonzeros
longest 86 7
shortest 1 3

Bandwidths Profile Storage

lower 273 upper 258
average |i-j| 12 std.dev. 35

min max ave. std.dev.
lower bandwidth 0 272 21 39
upper bandwidth 0 257 21 37
Nonsymmetric skyline storage 20838

Heaviest diagonals

offset from main 0 -16 -1 1 16 -272 -240 255 257 -256
nonzeros 512 480 480 480 480 10 10 10 10 4
accumulated percent 20.65 40.00 59.35 78.71 98.06 98.47 98.87 99.27 99.68 99.84

Top 10 out of 11 nonvoid diagonals.

Conditioning

Frobenius norm 18 condition number (est.) 3.7e+04
2-norm (est.) 2.4 diagonal dominance no

Set Information

Set DWAVE
Source:	H. Dong, University of Minnesota
Discipline:	Electrical engineering

The Matrix Market is a service of the Mathematical and Computational Sciences Division / Information Technology Laboratory / National Institute of Standards and Technology.

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Last change in this page: Wed Sep 22 13:37:24 US/Eastern 2004 [Comments: ]