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C++ CBNet::AllocParameters方法代码示例

本文整理汇总了C++中CBNet::AllocParameters方法的典型用法代码示例。如果您正苦于以下问题:C++ CBNet::AllocParameters方法的具体用法?C++ CBNet::AllocParameters怎么用?C++ CBNet::AllocParameters使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在CBNet的用法示例。


在下文中一共展示了CBNet::AllocParameters方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: CreateFourNodeExampleNew

CBNet* CreateFourNodeExampleNew(void)
{

    CBNet *pBNet;
    const int nnodes = 4;
    const int numberOfNodeTypes = 2;

    int numOfNeigh[] = { 1, 1, 3, 1 };

    int neigh0[] = { 2 };
    int neigh1[] = { 2 };
    int neigh2[] = { 0, 1, 3 };
    int neigh3[] = { 2 };

    ENeighborType orient0[] = { ntChild };
    ENeighborType orient1[] = { ntChild };
    ENeighborType orient2[] = { ntParent, ntParent, ntChild };
    ENeighborType orient3[] = { ntParent };

    int *neigh[] = { neigh0,  neigh1, neigh2, neigh3 };

    ENeighborType *orient[] = { orient0, orient1, orient2, orient3 };

    CGraph *pGraph = CGraph::Create( nnodes, numOfNeigh, neigh, orient );

    CNodeType *nodeTypes = new CNodeType [numberOfNodeTypes];
    nodeTypes[0].SetType(1, 2);
    nodeTypes[1].SetType(0, 1);

    int *nodeAssociation = new int[nnodes];

    nodeAssociation[0]=0;
    nodeAssociation[1]=1;
    nodeAssociation[2]=1;
    nodeAssociation[3]=1;

    pBNet = CBNet::Create(nnodes, numberOfNodeTypes, nodeTypes, nodeAssociation, pGraph);

    CModelDomain* pMD = pBNet->GetModelDomain();

//number of parameters is the same as number of nodes - one CPD per node
//  CFactor *myParams = new CFactor[1];
    int *nodeNumbers = new int [nnodes];

    int domain0[] = { 0 };
    int domain1[] = { 1 };
    int domain2[] = { 0, 1, 2 };
    int domain3[] = { 2, 3 };
    int *domains[] = { domain0, domain1, domain2, domain3 };
    nodeNumbers[0] = 1;
    nodeNumbers[1] = 1;
    nodeNumbers[2] = 3;
    nodeNumbers[3] = 2;

    pBNet->AllocParameters();

    CFactor *myParams = CTabularCPD::Create( domains[0], nodeNumbers[0], pMD );

// data creation for all CPDs of the model
    float data0[] = { 0.5f, 0.5f };

    myParams->AllocMatrix(data0, matTable);
    pBNet->AttachParameter(myParams);

    float mean0 = 0.0f;
    float cov0 = 1.0f;
    CGaussianCPD* pCPD = CGaussianCPD::Create( domain1, 1, pMD );
    pCPD->AllocDistribution( &mean0, &cov0, 1.0f, NULL);
    pBNet->AttachFactor(pCPD);

    float mean1[] = { 8.0f };
    float mean2[] = { 2.0f };
    float cov1[] = { 1.0f };
    float cov2[] = { 1.0f };

    float weight[] = { 0.01f, 0.03f };
    float weight1[] = { 0.01f };
    const float *pData = weight;
    const float *pData1 = weight1;

    CGaussianCPD* pCPD1 = CGaussianCPD::Create( domain2, 3, pMD );
    int ParentCom[] = { 0, 1 };
    pCPD1->AllocDistribution( mean1, cov1, 0.5f, &pData, &ParentCom[0] );
    pCPD1->AllocDistribution( mean2, cov2, 0.5f, &pData, &ParentCom[1] );
    pBNet->AttachFactor(pCPD1);

    CGaussianCPD* pCPD2 = CGaussianCPD::Create( domain3, 2, pMD );
    pCPD2->AllocDistribution( mean1, cov1, 0.5f, &pData1 );
    pBNet->AttachFactor(pCPD2);


    delete [] nodeTypes;
    return pBNet;
}
开发者ID:JacobCWard,项目名称:PyPNL,代码行数:94,代码来源:SamplesOfSMNet.cpp


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