htk_defs.h File Reference

Symbol definitions for HTK HMM and HTK parameter. More...

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Defines
#define	F_ENERGY   0x0040
	_E log energy coef.
#define	F_ENERGY_SUP   0x0080
	_N (with _E) suppress absolute energy
#define	F_DELTA   0x0100
	_D delta (first-order regression) coef.
#define	F_ACCL   0x0200
	_A (with _D) acceleration (second-order) coef.
#define	F_COMPRESS   0x0400
	_C compressed
#define	F_CEPNORM   0x0800
	_Z cepstral mean normalization
#define	F_CHECKSUM   0x1000
	_K CRC checksum added
#define	F_ZEROTH   0x2000
	_0 (with MFCC) 0'th cepstral parameter
#define	F_BASEMASK   0x003f
	Mask to extract qualifiers.
#define	BINHMM_HEADER   "JBINHMM\n"
	Header string to detect binary HMM file.
Enumerations
enum	parameter_type {   F_WAVEFORM, F_LPC, F_LPREFC, F_LPCEPSTRA,   F_LPDELCEP, F_IREFC, F_MFCC, F_FBANK,   F_MELSPEC, F_USER, F_DISCRETE, F_ERR_INVALID }
	Definition of input parameter types derived from HTK. More...
enum	{   C_DIAG_C, C_INV_DIAG, C_FULL, C_LLT,   C_XFORM }
	Covariance matrix types: only C_INV_DIAG is supported in Julius. More...
enum	{ D_NULL, D_POISSON, D_GAMMA, D_GEN }
	Duration model types: No duration model is supported in Julius, so only D_NULL is acceptable. More...

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Detailed Description

Symbol definitions for HTK HMM and HTK parameter.

Author:

Akinobu LEE

Date:

Thu Feb 10 19:36:47 2005

This file defines symbols for HMM parameter definition needed for both HMM definition file and HMM parameter file.

See also:

htk_hmm.h

htk_param.h

Revision

1.1.1.1

Definition in file htk_defs.h.

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Enumeration Type Documentation

enum parameter_type

Definition of input parameter types derived from HTK. Enumeration values: F_WAVEFORM  Waveform format. F_LPC  LPC --- linear prediction coef. F_LPREFC  linear prediction refrection coef. F_LPCEPSTRA  LPC cepstrum. F_MFCC  mel-frequency cepstral coef. F_FBANK  log-scale filterbank parameter F_MELSPEC  mel-scale filterbank parameter F_DISCRETE  discrete F_ERR_INVALID  ERROR. Definition at line 40 of file htk_defs.h.

anonymous enum

Covariance matrix types: only C_INV_DIAG is supported in Julius. Enumeration values: C_DIAG_C  (not supported) Diagonal covariance C_INV_DIAG  Inversed diagonal covaritance. C_FULL  (not supported) Full covariance C_LLT  (not supported) Definition at line 68 of file htk_defs.h.

anonymous enum

Duration model types: No duration model is supported in Julius, so only D_NULL is acceptable. Enumeration values: D_NULL  No duration model. D_POISSON  (not supported) D_GAMMA  (not supported) Definition at line 76 of file htk_defs.h.

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