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comparison toolboxes/FullBNT-1.0.7/netlab3.3/dempot.m @ 0:cc4b1211e677 tip
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| author | Daniel Wolff |
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| date | Fri, 19 Aug 2016 13:07:06 +0200 |
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| -1:000000000000 | 0:cc4b1211e677 |
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| 1 function e = dempot(x, mix) | |
| 2 %DEMPOT Computes the negative log likelihood for a mixture model. | |
| 3 % | |
| 4 % Description | |
| 5 % This function computes the negative log of the unconditional data | |
| 6 % density P(X) for a Gaussian mixture model. The data structure MIX | |
| 7 % defines the mixture model, while the matrix X contains the data | |
| 8 % vectors. | |
| 9 % | |
| 10 % See also | |
| 11 % DEMGPOT, DEMHMC1, DEMMET1 | |
| 12 % | |
| 13 | |
| 14 % Copyright (c) Ian T Nabney (1996-2001) | |
| 15 | |
| 16 % Computes the potential (negative log likelihood) | |
| 17 e = -log(gmmprob(mix, x)); |