spiral_decomp

Versione 1.0.0.0 (1,59 KB) da Athanasios Makris
Function spiral_decomp decomposes a given matrix into a row vector following spiral order.
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Aggiornato 25 ago 2009

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INPUTS
------
A = An n x m matrix (real or complex)

OUTPUTS
-------
y = An (1 x (n * m) ) vector containing the elements of A taking in spiral order.

COMPATIBILITY
-------------
Matlab 7.2 and later

NOTE
-----------
This function utilizes function matrix_perimeter.m

EXAMPLE
------------

>> A=magic(5)

A =

17 24 1 8 15
23 5 7 14 16
4 6 13 20 22
10 12 19 21 3
11 18 25 2 9

>> x=spiral_decomp(A)

x =

Columns 1 through 14

17 24 1 8 15 16 22 3 9 2 25 18 11 10

Columns 15 through 25

4 23 5 7 14 20 21 19 12 6 13

Cita come

Athanasios Makris (2025). spiral_decomp (https://it.mathworks.com/matlabcentral/fileexchange/25130-spiral_decomp), MATLAB Central File Exchange. Recuperato .

Compatibilità della release di MATLAB
Creato con R2007b
Compatibile con qualsiasi release
Compatibilità della piattaforma
Windows macOS Linux
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Versione Pubblicato Note della release
1.0.0.0