camir-aes2014: toolboxes/FullBNT-1.0.7/bnt/examples/dynamic/HHMM/Square/plot_square

first hg version after svn

rev	line source
wolffd@0	1 function plot_square_hhmm(ev)
wolffd@0	2 % Plot the square shape implicit in the evidence.
wolffd@0	3 % ev{i,t} is the value of node i in slice t.
wolffd@0	4 % The observed node contains a velocity (delta increment), which is converted
wolffd@0	5 % into a position.
wolffd@0	6 % The Q2 node specifies which model is used, and hence which color
wolffd@0	7 % to use: 1=red, 2=green, 3=blue, 4=black.
wolffd@0	8
wolffd@0	9 Q1 = 1; Q2 = 2; Q3 = 3; F3 = 4; F2 = 5; Onode = 6;
wolffd@0	10
wolffd@0	11 delta = cell2num(ev(Onode,:)); % delta(:,t)
wolffd@0	12 Q2label = cell2num(ev(Q2,:));
wolffd@0	13
wolffd@0	14 T = size(delta, 2);
wolffd@0	15 pos = zeros(2,T+1);
wolffd@0	16 hold on
wolffd@0	17 cols = {'r', 'g', 'b', 'k'};
wolffd@0	18 for t=2:T+1
wolffd@0	19 pos(:,t) = pos(:,t-1) + delta(:,t-1);
wolffd@0	20 plot(pos(1,t), pos(2,t), sprintf('%c.', cols{Q2label(t-1)}));
wolffd@0	21 if (t==2)
wolffd@0	22 text(pos(1,t-1),pos(2,t-1),sprintf('%d',t))
wolffd@0	23 elseif (mod(t,20)==0)
wolffd@0	24 text(pos(1,t),pos(2,t),sprintf('%d',t))
wolffd@0	25 end
wolffd@0	26 end
wolffd@0	27

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