OnlineSilenceWeightingConfig Struct Reference

#include <online-ivector-feature.h>

Collaboration diagram for OnlineSilenceWeightingConfig:

Public Member Functions
bool	Active () const
	OnlineSilenceWeightingConfig ()
void	Register (OptionsItf *opts)
void	RegisterWithPrefix (std::string prefix, OptionsItf *opts)

Public Attributes
std::string	silence_phones_str
BaseFloat	silence_weight
BaseFloat	max_state_duration
BaseFloat	new_data_weight

Detailed Description

Definition at line 416 of file online-ivector-feature.h.

Constructor & Destructor Documentation

OnlineSilenceWeightingConfig()

OnlineSilenceWeightingConfig ( )

inline

Definition at line 435 of file online-ivector-feature.h.

                                :
      silence_weight(1.0), max_state_duration(-1) { }

Member Function Documentation

Active()

bool Active ( ) const

inline

Definition at line 431 of file online-ivector-feature.h.

                      {
    return !silence_phones_str.empty() && silence_weight != 1.0;
  }

Register()

void Register ( OptionsItf *  opts )

inline

Definition at line 438 of file online-ivector-feature.h.

References OptionsItf::Register().

                                  {
    opts->Register("silence-phones", &silence_phones_str, "(RE weighting in "
                   "iVector estimation for online decoding) List of integer ids of "
                   "silence phones, separated by colons (or commas).  Data that "
                   "(according to the traceback of the decoder) corresponds to "
                   "these phones will be downweighted by --silence-weight.");
    opts->Register("silence-weight", &silence_weight, "(RE weighting in "
                   "iVector estimation for online decoding) Weighting factor for frames "
                   "that the decoder trace-back identifies as silence; only "
                   "relevant if the --silence-phones option is set.");
    opts->Register("max-state-duration", &max_state_duration, "(RE weighting in "
                   "iVector estimation for online decoding) Maximum allowed "
                   "duration of a single transition-id; runs with durations longer "
                   "than this will be weighted down to the silence-weight.");
  }

RegisterWithPrefix()

void RegisterWithPrefix ( std::string  prefix, OptionsItf *  opts  )

inline

Definition at line 454 of file online-ivector-feature.h.

References OnlineIvectorExtractionConfig::Register().

Referenced by OnlineNnet2FeaturePipelineConfig::Register().

                                                              {
    ParseOptions po_prefix(prefix, opts);
    this->Register(&po_prefix);
  }

Member Data Documentation

max_state_duration

BaseFloat max_state_duration

Definition at line 425 of file online-ivector-feature.h.

Referenced by OnlineSilenceWeighting::GetDeltaWeights().

new_data_weight

BaseFloat new_data_weight

Definition at line 429 of file online-ivector-feature.h.

silence_phones_str

std::string silence_phones_str

Definition at line 417 of file online-ivector-feature.h.

Referenced by OnlineSilenceWeighting::OnlineSilenceWeighting().

silence_weight

BaseFloat silence_weight

Definition at line 421 of file online-ivector-feature.h.

Referenced by OnlineSilenceWeighting::GetDeltaWeights().

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

• online2/online-ivector-feature.h