Mercurial > hg > ltpda

annotate m-toolbox/classes/@miir/fromAB.m @ 21:8be9deffe989 database-connection-manager

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Update ltpda_uo.update
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % Construct an miir from coefficients
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % FUNCTION: fromAB
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5 %
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6 % DESCRIPTION: Construct an miir from coefficients
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7 %
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8 % CALL: f = fromAB(f, pli)
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9 %
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10 % PARAMETER: pli: Parameter list object
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11 %
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12 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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13
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14 function f = fromAB(f, pli)
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15
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16 ii = miir.getInfo('miir', 'From AB');
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17 % Set the method version string in the minfo object
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18 ii.setMversion(['$Id: fromAB.m,v 1.22 2011/09/15 11:50:05 hewitson Exp $-->' ii.mversion]);
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19
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20 % Add default values
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21 pl = applyDefaults(ii.plists, pli);
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22
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23 a = find(pl, 'a');
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24 b = find(pl, 'b');
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25 fs = find(pl, 'fs');
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26
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27 % Checking the coefficients are listed in rows
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28 if size(a,1)~=1
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29 a = a';
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30 end
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31 if size(b,1)~=1
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32 b = b';
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33 end
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34
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35 % Zero pad to avoid 0 length history vector
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36 if numel(a) <= 1
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37 a = [a 0];
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38 end
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39 if numel(b) <= 1
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40 b = [b 0];
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41 end
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42
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43 f.fs = fs;
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44 f.a = a;
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45 f.b = b;
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46 f.histin = zeros(1,f.ntaps-1); % initialise input history
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47 f.histout = zeros(1,f.ntaps-1); % initialise output history
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48
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49 if isempty(pl.find('name'))
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50 pl.pset('name', 'AB');
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51 end
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52
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53 % Add history
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54 f.addHistory(ii, pl, [], []);
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55
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56 % Set object properties
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57 f.setObjectProperties(pl, {'a', 'b', 'fs'});
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58
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59 end % End fromAB