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annotate toolboxes/FullBNT-1.0.7/bnt/examples/dynamic/HHMM/Old/mk_abcd_hhmm.m @ 0:e9a9cd732c1e tip

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first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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wolffd@0 1 % Make the HHMM in Figure 1 of the NIPS'01 paper
wolffd@0 2
wolffd@0 3 Qsize = [2 3 2];
wolffd@0 4 D = 3;
wolffd@0 5
wolffd@0 6 % transprob{d}(i,k,j), transprob{1}(i,j)
wolffd@0 7 % termprob{d}(k,j), termprob{1}(1,j)
wolffd@0 8 % startprob{d}(k,j), startprob{1}(1,j)
wolffd@0 9 % obsprob(k, o) for discrete outputs
wolffd@0 10
wolffd@0 11 % LEVEL 1
wolffd@0 12 % 1 2 e
wolffd@0 13 A{1} = [0 0 1;
wolffd@0 14 0 0 1];
wolffd@0 15 [transprob{1}, termprob{1}] = remove_hhmm_end_state(A{1});
wolffd@0 16 startprob{1} = [0.5 0.5];
wolffd@0 17 Q1args = {'startprob', startprob{1}, 'transprob', transprob{1}};
wolffd@0 18
wolffd@0 19 % LEVEL 2
wolffd@0 20 A{2} = zeros(Qsize(2), Qsize(1), Qsize(2)+1);
wolffd@0 21
wolffd@0 22 % 1 2 3 e
wolffd@0 23 A{2}(:,1,:) = [0 1 0 0
wolffd@0 24 0 0 1 0
wolffd@0 25 0 0 0 1];
wolffd@0 26
wolffd@0 27 % 1 2 3 e
wolffd@0 28 A{2}(:,2,:) = [0 1 0 0
wolffd@0 29 0 0 1 0
wolffd@0 30 0 0 0 1];
wolffd@0 31
wolffd@0 32 [transprob{2}, termprob{2}] = remove_hhmm_end_state(A{2});
wolffd@0 33
wolffd@0 34 % always enter level 2 in state 1
wolffd@0 35 startprob{2} = [1 0 0
wolffd@0 36 1 0 0];
wolffd@0 37
wolffd@0 38 Q2args = {'startprob', startprob{2}, 'transprob', transprob{2}};
wolffd@0 39 F2args = {'CPT', termprob{2}};
wolffd@0 40
wolffd@0 41
wolffd@0 42 % LEVEL 3
wolffd@0 43
wolffd@0 44 A{3} = zeros([Qsize(3) Qsize(1:2) Qsize(3)+1]);
wolffd@0 45 endstate = Qsize(3)+1;
wolffd@0 46 % Qt-1(3) Qt(1) Qt(2) Qt(3)
wolffd@0 47 % 1 2 e
wolffd@0 48 A{3}(1, 1, 1, endstate) = 1.0;
wolffd@0 49 A{3}(:, 1, 2, :) = [0.0 1.0 0.0
wolffd@0 50 0.5 0.0 0.5];
wolffd@0 51 A{3}(1, 1, 3, endstate) = 1.0;
wolffd@0 52
wolffd@0 53 A{3}(1, 2, 1, endstate) = 1.0;
wolffd@0 54 A{3}(:, 2, 2, :) = [0.0 1.0 0.0
wolffd@0 55 0.5 0.0 0.5];
wolffd@0 56 A{3}(1, 2, 3, endstate) = 1.0;
wolffd@0 57
wolffd@0 58 A{3} = reshape(A{3}, [Qsize(3) prod(Qsize(1:2)) Qsize(3)+1]);
wolffd@0 59 [transprob{3}, termprob{3}] = remove_hhmm_end_state(A{3});
wolffd@0 60
wolffd@0 61 % define the vertical entry points to level 3
wolffd@0 62 startprob{3} = zeros(Qsize);
wolffd@0 63 % Q1 Q2 Q3
wolffd@0 64 startprob{3}(1, 1, 1) = 1.0;
wolffd@0 65 startprob{3}(1, 2, 1) = 1.0;
wolffd@0 66 startprob{3}(1, 3, 1) = 1.0;
wolffd@0 67
wolffd@0 68 startprob{3}(2, 1, 1) = 1.0;
wolffd@0 69 startprob{3}(2, 2, 1) = 1.0;
wolffd@0 70 startprob{3}(2, 3, 1) = 1.0;
wolffd@0 71
wolffd@0 72 startprob{3} = reshape(startprob{3}, prod(Qsize(1:2)), Qsize(3));
wolffd@0 73
wolffd@0 74 chars = ['a', 'b', 'c', 'd', 'x', 'y'];
wolffd@0 75 Osize = length(chars);
wolffd@0 76
wolffd@0 77 obsprob = zeros([Qsize Osize]);
wolffd@0 78 % 1 2 3 O
wolffd@0 79 obsprob(1,1,1,find(chars == 'a')) = 1.0;
wolffd@0 80
wolffd@0 81 obsprob(1,2,1,find(chars == 'x')) = 1.0;
wolffd@0 82 obsprob(1,2,2,find(chars == 'y')) = 1.0;
wolffd@0 83
wolffd@0 84 obsprob(1,3,1,find(chars == 'b')) = 1.0;
wolffd@0 85
wolffd@0 86 obsprob(2,1,1,find(chars == 'c')) = 1.0;
wolffd@0 87
wolffd@0 88 obsprob(2,2,1,find(chars == 'x')) = 1.0;
wolffd@0 89 obsprob(2,2,2,find(chars == 'y')) = 1.0;
wolffd@0 90
wolffd@0 91 obsprob(2,3,1,find(chars == 'd')) = 1.0;
wolffd@0 92
wolffd@0 93 obsprob = reshape(obsprob, prod(Qsize), Osize);
wolffd@0 94
wolffd@0 95 [intra, inter, Qnodes, Fnodes, Onode] = mk_hhmm_topo(D);
wolffd@0 96
wolffd@0 97 hhmm.Qnodes = Qnodes;
wolffd@0 98 hhmm.Fnodes = Fnodes;
wolffd@0 99 hhmm.Onode = Onode;
wolffd@0 100 hhmm.D = D;
wolffd@0 101 hhmm.Qsize = Qsize;
wolffd@0 102 hhmm.Osize = Osize;
wolffd@0 103 hhmm.startprob = startprob;
wolffd@0 104 hhmm.transprob = transprob;
wolffd@0 105 hhmm.termprob = termprob;
wolffd@0 106 hhmm.obsprob = obsprob;
wolffd@0 107 hhmm.A = A;
wolffd@0 108
wolffd@0 109