SVM233::SVC_Q Class Reference

Inheritance diagram for SVM233::SVC_Q:

Public Member Functions
	SVC_Q (const svm_problem &prob, const svm_parameter &param, const schar *y_)
	~SVC_Q ()
Qfloat *	get_Q (kkint32 i, kkint32 len) const
void	swap_index (kkint32 i, kkint32 j) const
Public Member Functions inherited from SVM233::Kernel
	Kernel (kkint32 l, svm_node *const *x, const svm_parameter &param)
virtual	~Kernel ()

Additional Inherited Members
Static Public Member Functions inherited from SVM233::Kernel
static double	k_function (const svm_node *x, const svm_node *y, const svm_parameter &param)
static double	k_function_subspace (const svm_node *x, const svm_node *y, const svm_parameter &param, const double *featureWeight)
Protected Attributes inherited from SVM233::Kernel
double(Kernel::*	kernel_function )(kkint32 i, kkint32 j) const

Detailed Description

Definition at line 2650 of file svm.cpp.

Constructor & Destructor Documentation

SVM233::SVC_Q::SVC_Q ( const svm_problem &  prob, const svm_parameter &  param, const schar *  y_  )

inline

Definition at line 2653 of file svm.cpp.

References SVM233::Cache::Cache(), SVM233::svm_parameter::cache_size, SVM233::Kernel::Kernel(), SVM233::svm_problem::l, and SVM233::svm_problem::x.

Referenced by SVM233::solve_c_svc(), and SVM233::solve_nu_svc().

    :Kernel (prob.l, prob.x, param)
  {
    clone(y,y_,prob.l);
    cache = new Cache(prob.l,(kkint32)(param.cache_size*(1<<20)));
  }

SVM233::SVC_Q::~SVC_Q ( )

inline

Definition at line 2683 of file svm.cpp.

  {
    delete[] y;
    delete cache;
  }

Member Function Documentation

Qfloat* SVM233::SVC_Q::get_Q ( kkint32  i, kkint32  len  ) const

inlinevirtual

Implements SVM233::Kernel.

Definition at line 2663 of file svm.cpp.

References SVM233::Cache::get_data(), and SVM233::Kernel::kernel_function.

  {
    Qfloat *data;
    kkint32 start;
    if  ((start = cache->get_data (i, &data, len)) < len)
    {
      for  (kkint32 j = start;  j < len;  j++)
        data[j] = (Qfloat)(y[i] * y[j] * (this->*kernel_function)(i,j));
      //luo add data[j] = (Qfloat)(w[i]*w[j]*y[i]*y[j]*(this->*kernel_function)(i,j));
    }
    return data;
  }

void SVM233::SVC_Q::swap_index ( kkint32  i, kkint32  j  ) const

inlinevirtual

Reimplemented from SVM233::Kernel.

Definition at line 2676 of file svm.cpp.

References SVM233::Cache::swap_index(), and SVM233::Kernel::swap_index().

  {
    cache->swap_index(i,j);
    Kernel::swap_index(i,j);
    Swap(y[i],y[j]);
  }

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The documentation for this class was generated from the following file:

• C:/Users/Kurt/GitHub/KSquareLibraries/KKMachineLearning/svm.cpp