1 | %> @file mexEpdf.m |
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2 | %> @brief File mapping root class of BM from BDM |
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3 | % ====================================================================== |
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4 | %> @brief Abstract class of Bayesian Model (estimator), bdm::BM |
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5 | % |
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6 | %> This class provides a bridge between bdm::BM and Matlab |
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7 | % ====================================================================== |
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8 | classdef mexBM |
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9 | properties |
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10 | %> description of internal variables of parameters |
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11 | rv=RV |
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12 | %> description of internal variables of data in condition |
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13 | rvc=RV |
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14 | %> description of internal variables of observed data |
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15 | rvy=RV |
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16 | %> log of evidence (marginal likelihood) potentially computed by the |
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17 | % bayes rule for one step |
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18 | log_evidence |
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19 | %> posterior density - offspring of mexEpdf! |
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20 | apost_pdf |
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21 | % |
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22 | end |
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23 | |
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24 | methods |
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25 | %> check consistency of the object and fill defaults |
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26 | function p=validate(p) |
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27 | % checks if all paramateres match |
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28 | end |
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29 | %> dimensionality of the class: dims = [size_of_posterior size_of_data size_of_condition] |
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30 | function dims=dimensions(p) |
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31 | %please fill |
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32 | %dims = [size_of_posterior size_of_data size_of_condition] |
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33 | dims = [0,0,0] % |
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34 | end |
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35 | %> Performs Bayesian update of the internal posterior using data \a dt and condition \a cond. |
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36 | function obj=bayes(obj,dt,cond) |
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37 | % transform old estimate into new estimate |
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38 | end |
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39 | %> Computes predictor of the observed data in the next step |
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40 | function p=epredictor(obj,cond) |
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41 | % return posterior density |
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42 | end |
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43 | |
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44 | %%%%%%%% default functions %%%%%%%%%%%%%% |
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45 | function r = get_rv(obj) |
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46 | r=obj.rv; |
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47 | end |
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48 | function r = get_rvc(obj) |
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49 | r=obj.rvc; |
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50 | end |
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51 | function r = get_rvy(obj) |
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52 | r=obj.rvy; |
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53 | end |
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54 | %> Evidence of the last data, \f[f(y_t|y_0\ldots y_t-1, cond_0\ldots cond_t\f] |
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55 | function ev = logevidence(obj) |
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56 | ev = obj.log_evidence; |
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57 | end |
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58 | %> Posterior pdf |
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59 | function post=posterior(obj); |
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60 | post = obj.apost_pdf; |
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61 | end |
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62 | end |
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63 | end |
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