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/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1995,1996 */
/* All Rights Reserved. */
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/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
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/* */
/*************************************************************************/
/* Author : Paul Taylor */
/* Date : June 1996 */
/*-----------------------------------------------------------------------*/
/* HMM Class header file */
/* */
/*=======================================================================*/
#ifndef __EST_HMM_H__
#define __EST_HMM_H__
#include "EST_String.h"
#include "EST_FMatrix.h"
#include "EST_Token.h"
class HMM_Mixture {
private:
public:
HMM_Mixture();
HMM_Mixture(const HMM_Mixture &s);
HMM_Mixture(int n);
void init(int vsize);
EST_FVector mean;
EST_FVector var;
float gconst;
int vecsize;
HMM_Mixture& operator = (const HMM_Mixture& a);
};
ostream& operator<<(ostream& s, const HMM_Mixture &mix);
class HMM_State {
private:
public:
HMM_State();
HMM_State(const HMM_State &s);
HMM_State(int n);
void init(int n_mixes, int vsize);
EST_TVector<HMM_Mixture> mixture;
EST_FVector m_weight;
HMM_State& operator = (const HMM_State& a);
};
ostream& operator<<(ostream& s, const HMM_State &st);
class HMM {
private:
public:
HMM();
HMM(int n, int v);
void init(int n_states, int vsize, int n_streams);
EST_String name;
void clear();
EST_String covkind;
EST_String durkind;
EST_String sampkind;
EST_TVector<HMM_State> state;
EST_FMatrix trans;
int num_streams;
int vecsize;
EST_read_status load(EST_String file);
EST_read_status load_portion(EST_TokenStream &ts, int v_size,
int n_streams);
EST_write_status save(EST_String file);
HMM& operator = (const HMM& a);
void balls(void);
};
ostream& operator<<(ostream& s, const HMM &model);
int operator !=(const HMM_Mixture &a, const HMM_Mixture &b);
int operator !=(const HMM_State &a, const HMM_State &b);
typedef EST_TList<HMM> EST_HMMList;
#endif /* __EST_HMM_H__ */
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