74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
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//$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
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//
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// Copyright (c) 2001 Microsoft Corporation. All rights reserved.
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//
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// Module:
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// volcano/dll/brknet.c
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//
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// Description:
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// Functions to implement the functionality of the break Neural net that
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// modifies the lattice structure to correct segmentation errors.
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//
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// Author:
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// ahmadab 11/05/01
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//
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//$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
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#include "common.h"
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#include "volcanop.h"
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#include "lattice.h"
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#include "runnet.h"
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#ifndef __BRKNET_H__
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#define __BRKNET_H__
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// maximum number of brk net features
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#define MAX_BRK_NET_FEAT 32
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// Magic key the identifies the NN bin file
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#define BRKNET_FILE_TYPE 0xFEFEABD0
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// Version information for file.
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#define BRKNET_MIN_FILE_VERSION 0 // First version of code that can read this file
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#define BRKNET_OLD_FILE_VERSION 0 // Oldest file version this code can read.
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#define BRKNET_CUR_FILE_VERSION 0 // Current version of code.
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// the threshold above which the output of the break net is regarded as a breaking point
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#define BREAKING_THRESHOLD (90 * SOFT_MAX_UNITY / 100)
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//#define BREAKING_THRESHOLD (SOFT_MAX_UNITY / 2)
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// local data structure used by the BRKNET
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// a lattice element list structure
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typedef struct tagELEMLIST
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{
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int cElem;
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LATTICE_PATH_ELEMENT *pElem;
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}
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ELEMLIST;
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// structure representing a break point
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typedef struct tagBRKPT
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{
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ELEMLIST Starting;
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ELEMLIST Ending;
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ELEMLIST Crossing;
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}
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BRKPT;
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// NN data block resource type
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int UpdateLattice (LATTICE *pLat);
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BOOL LoadBrkNetFromResource (HINSTANCE hInst, int nResID, int nType);
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BOOL LoadBrkNetFromFile(wchar_t *pwszRecogDir, LOAD_INFO *pLoadInfo);
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void BrkNetUnloadfile (LOAD_INFO *pLoadInfo);
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// private functions, prototyped here because the training program will use them
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BRKPT *CreateBrkPtList (LATTICE *pLat);
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int FeaturizeBrkPt (LATTICE *pLat, BRKPT *pBrk, int *pFeat);
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void FreeBreaks (int cStrk, BRKPT *pBrk);
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BOOL InsertListElement (ELEMLIST *pList, int iStrk, int iAlt, LATTICE_ELEMENT *pLatElem);
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void FreeElemList (ELEMLIST *pList);
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void ReverseElementList (ELEMLIST *pElemList);
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#endif
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