Sgmm2PerSpkDerivedVars Class Reference

#include <am-sgmm2.h>

Collaboration diagram for Sgmm2PerSpkDerivedVars:

Public Member Functions
void	Clear ()
bool	Empty ()
const Vector< BaseFloat > &	GetSpeakerVector ()
void	SetSpeakerVector (const Vector< BaseFloat > &v_s_in)

Protected Attributes
Vector< BaseFloat >	v_s
	Speaker adaptation vector v_^{(s)}. Dim is [T]. More...
Matrix< BaseFloat >	o_s
	Per-speaker offsets o_{i}. Dimension is [I][D]. More...
Vector< BaseFloat >	b_is
Vector< BaseFloat >	log_b_is
	< [SSGMM]: Eq. (22) in techreport, b_i^{(s)} = (^T ^{(s)}) More...
std::vector< Vector< BaseFloat > >	log_d_jms
	< [SSGMM] log of the above (more efficient to store both). More...

Friends
class	AmSgmm2
class	MleAmSgmm2Accs

Detailed Description

Definition at line 165 of file am-sgmm2.h.

Member Function Documentation

Clear()

void Clear ( )

inline

Definition at line 168 of file am-sgmm2.h.

Referenced by AmSgmm2::ComputePerSpkDerivedVars(), and main().

               {
    v_s.Resize(0);
    o_s.Resize(0, 0);
    b_is.Resize(0);
    log_b_is.Resize(0);
    log_d_jms.resize(0);
  }

Empty()

bool Empty ( )

inline

Definition at line 175 of file am-sgmm2.h.

Referenced by main().

{ return v_s.Dim() == 0; }

GetSpeakerVector()

const Vector<BaseFloat>& GetSpeakerVector ( )

inline

Definition at line 178 of file am-sgmm2.h.

Referenced by main().

{ return v_s; }

SetSpeakerVector()

void SetSpeakerVector ( const Vector< BaseFloat > &  v_s_in )

inline

Definition at line 180 of file am-sgmm2.h.

References VectorBase< Real >::Dim().

Referenced by main(), and kaldi::ProcessUtterance().

                                                         {
    v_s.Resize(v_s_in.Dim());
    v_s.CopyFromVec(v_s_in);
  }    

Friends And Related Function Documentation

AmSgmm2

friend class AmSgmm2

friend

Definition at line 185 of file am-sgmm2.h.

MleAmSgmm2Accs

friend class MleAmSgmm2Accs

friend

Definition at line 186 of file am-sgmm2.h.

Member Data Documentation

b_is

Vector<BaseFloat> b_is

protected

Definition at line 189 of file am-sgmm2.h.

Referenced by MleAmSgmm2Accs::AccumulateFromPosteriors(), MleAmSgmm2Accs::CommitStatsForSpk(), AmSgmm2::ComponentLogLikes(), AmSgmm2::ComputePerSpkDerivedVars(), and AmSgmm2::GetDjms().

log_b_is

Vector<BaseFloat> log_b_is

protected

< [SSGMM]: Eq. (22) in techreport, b_i^{(s)} = (^T ^{(s)})

Definition at line 190 of file am-sgmm2.h.

Referenced by AmSgmm2::ComputePerFrameVars(), and AmSgmm2::ComputePerSpkDerivedVars().

log_d_jms

std::vector<Vector<BaseFloat> > log_d_jms

protected

< [SSGMM] log of the above (more efficient to store both).

[SSGMM] normalizers per-speaker and per-substate; indexed [j1][m].

Definition at line 191 of file am-sgmm2.h.

Referenced by AmSgmm2::ComponentLogLikes(), AmSgmm2::ComputePerSpkDerivedVars(), and AmSgmm2::GetDjms().

o_s

Matrix<BaseFloat> o_s

protected

Per-speaker offsets o_{i}. Dimension is [I][D].

Definition at line 188 of file am-sgmm2.h.

Referenced by AmSgmm2::ComputePerFrameVars(), AmSgmm2::ComputePerSpkDerivedVars(), and AmSgmm2::GetSubstateSpeakerMean().

v_s

Vector<BaseFloat> v_s

protected

Speaker adaptation vector v_^{(s)}. Dim is [T].

Definition at line 187 of file am-sgmm2.h.

Referenced by MleAmSgmm2Accs::AccumulateFromPosteriors(), MleAmSgmm2Accs::CommitStatsForSpk(), AmSgmm2::ComponentLogLikes(), AmSgmm2::ComputePerFrameVars(), AmSgmm2::ComputePerSpkDerivedVars(), and AmSgmm2::GetSubstateSpeakerMean().

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

• sgmm2/am-sgmm2.h