Normalize the kernel by either a constant or the average value of the diagonal elements (depending on argument c of the constructor).
In case c <= 0 compute scale as
otherwise use scale=c and normalize the kernel via
在文件AvgDiagKernelNormalizer.h第31行定义。
公有成员 | |
CAvgDiagKernelNormalizer (float64_t c=0.0) | |
virtual | ~CAvgDiagKernelNormalizer () |
virtual bool | init (CKernel *k) |
virtual float64_t | normalize (float64_t value, int32_t idx_lhs, int32_t idx_rhs) |
virtual float64_t | normalize_lhs (float64_t value, int32_t idx_lhs) |
virtual float64_t | normalize_rhs (float64_t value, int32_t idx_rhs) |
virtual const char * | get_name () const |
保护属性 | |
float64_t | scale |
the constant scaling factor (avg of diagonal or user given const) |
CAvgDiagKernelNormalizer | ( | float64_t | c = 0.0 ) |
constructor
c | scale parameter, if <= 0 scaling will be computed from the avg of the kernel diagonal elements |
在文件AvgDiagKernelNormalizer.h第39行定义。
virtual ~CAvgDiagKernelNormalizer | ( | ) | [virtual] |
default destructor
在文件AvgDiagKernelNormalizer.h第45行定义。
virtual const char* get_name | ( | ) | const [virtual] |
virtual bool init | ( | CKernel * | k ) | [virtual] |
normalize the kernel value
value | kernel value |
idx_lhs | index of left hand side vector |
idx_rhs | index of right hand side vector |
在文件AvgDiagKernelNormalizer.h第81行定义。
normalize only the left hand side vector
value | value of a component of the left hand side feature vector |
idx_lhs | index of left hand side vector |
在文件AvgDiagKernelNormalizer.h第91行定义。
normalize only the right hand side vector
value | value of a component of the right hand side feature vector |
idx_rhs | index of right hand side vector |
在文件AvgDiagKernelNormalizer.h第100行定义。
the constant scaling factor (avg of diagonal or user given const)
在文件AvgDiagKernelNormalizer.h第110行定义。