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annotate scripts/signal/triangle_lw.m @ 3273:eb27ea9b7ff8

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[project @ 1999-10-12 02:22:25 by jwe]
author jwe
date Tue, 12 Oct 1999 02:27:27 +0000
parents e4f4b2d26ee9
children f8dde1807dee
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1 ## Copyright (C) 1995, 1996, 1997 Friedrich Leisch
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2 ##
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3 ## This program is free software; you can redistribute it and/or modify
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4 ## it under the terms of the GNU General Public License as published by
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5 ## the Free Software Foundation; either version 2, or (at your option)
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6 ## any later version.
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7 ##
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8 ## This program is distributed in the hope that it will be useful, but
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9 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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10 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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11 ## General Public License for more details.
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12 ##
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13 ## You should have received a copy of the GNU General Public License
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14 ## along with this file. If not, write to the Free Software Foundation,
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15 ## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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16
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17 ## usage: retval = triangle_lw (n, b)
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18 ##
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19 ## Triangular lag window. Subfunction used for spectral density
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20 ## estimation.
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21
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22 ## Author: FL <Friedrich.Leisch@ci.tuwien.ac.at>
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23 ## Description: Triangular lag window
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24
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25 function retval = triangle_lw (n, b)
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27 retval = 1 - (0 : n-1)' * b;
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28 retval = max ([retval'; (zeros (1, n))])';
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30 endfunction
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