changelog

该压缩包为最新版htk的源代码,htk是现在比较流行的语音处理软件,请有兴趣的朋友下载使用

2005-07-05  Mark Gales <[e-mail]>
        * HAdapt.c fix

2005-05-06  Anna Langley <[e-mail]>

	* Remove references to TimeStruct, SetTime, GiveTime from:
	* HShell.c:
	* HShell.h:
	* HFB.c:
	
2005-04-22  Matt Stuttle <[e-mail]>

	* HParm.c:
	
2005-02-24  Anna Langley <[e-mail]>

        * Files for autoconf installs added

2004-08-18  Andrew Liu <[e-mail]>

	* fix in HFB for component level 2 model single pass training

2004-08-12  Gunnar Evermann  <[e-mail]>

	* HUtil.c (PMix): Make item list parsing work with logweights.

2004-08-09  Mark Gales  <[e-mail]>

	* HAdapt.c (EstMLLRCovXForm): Use double-precision during
	transform estimation.

2004-08-08  Mark Gales  <[e-mail]>

	* HAdapt.c (EstCMLLRXForm): Calculate determinant directly during
	transform estimation.

2004-08-07  Gunnar Evermann  <[e-mail]>

	* HAdapt.c (FixDet): Make intermediate results double-precision.

	* HLat.c (ScanLLF): Print name of lattice skipped.

	* HShell.c (ReadUntilLine): Increase maximum length.

2004-08-04  Antti-Veikko Rosti  <[e-mail]>

	* HFB.c: Partial distance elimination (PDE) for faster training added.
	Mixture weights in the log-scale are supported. New block in ShStr()
	added for the case hset->numSharedMix == 0 to speed up training.
	
	* HModel.c: Mixture component re-ordering implemented for PDE and a
	config option (REORDERCOMPS=FALSE) added. The components are sorted
	according to descending gConst values before saving the model set.

	* HUtil.c, HUtil.h: Functions ConvLogWt() and ConvExtWt() added to
	convert mixture weight into the log-scale and back.

2004-07-31  Gunnar Evermann  <[e-mail]>

	* HArc.c: Make trace variable static.

2004-07-29  Gunnar Evermann  <[e-mail]>

	* HForest.[hc]: new module.

	* HShell.[hc] (RegisterExtFileName): Export function RegisterExtFileName.

	* HLabel.c (LoadHTKList): 
	(SaveHTKLabels): New config variable HTKLABELTIMESCALE. Times in
	HTK format label files are multiplied by this on loading and
	divided by on saving.

2004-07-23  Mark Gales  <[e-mail]>

       * HAdapt.c: change TMF storage to output xform directory
       * HModel.c: bug fix for sanity check on regression class tree parse.
       * HFBLat.c: double semi-colon removal.

2004-07-17  Antti-Veikko Rosti  <[e-mail]>

	* HFBLat.c: Bug fix to correct mixture occupation caching in
	UpMixParms().

2004-07-16  Mark Huckvale <[e-mail]>

	* HGraf.null.c (HTextHeight): Add placeholder function.
	* HShell.h: CYGWIN compatibility.

2004-07-14  Gunnar Evermann  <[e-mail]>

	* HLat.c: Implement LLF processing to speedup loading of many
	lattice files and reduce network traffic.

2004-07-14  Antti-Veikko Rosti  <[e-mail]>

	* HFB.c, HFBLat.c: Removed unused variables and unnecessary
	transforms in ShStrP() and UpMixParms(). Added T_TIM trace
	flag in HFBLat.c.

2004-07-12  Antti-Veikko Rosti  <[e-mail]>

	* HFB.c, HFBLat.c: increase the initial and maximum number of
	elements in a block for heaps AlphaBetaFB and fbLatArcStore.
	Added T_TIM trace in HFB.c.

	* HArc.c, HArc.h, HFB.c, HFB.h, HFBLat.c, HTrain.c, HTrain.h:
	added mixture component output probability caching.

2004-07-06  Gunnar Evermann  <[e-mail]>

        * HShell.c: Limit MAXTRYOPEN to 3 to avoid thrashing file servers.

2004-06-26  Gunnar Evermann  <[e-mail]>

	* HModel.c (Str2BaseClassKind): Use correct BaseClassKind.

2004-06-25  Gunnar Evermann  <[e-mail]>

	* HLM.c (ReadNGrams): Avoid compiler warnings.

	* HAdapt.c (GetAlpha): use DVectorSize rather than VectorSize.

	* HFB.c (SetTraceFB): Replace extern traceFB variable with
	function

	* HFBLat.c: Disable error-checking _exp() wrapper.

	* Makefile (clean): Remove icc's .il files

2004-06-16  Gunnar Evermann  <[e-mail]>

	* HFB.c: Make Forward Backward score check a warning rather than
	an error.

2004-06-15  Lan Wang  <[e-mail]>
        * HAdapt.c: bug fix for CMLLR (USEBIAS=F)

2004-06-09  Kai Yu  <[e-mail]>
 	* HFB.c: Component-level alignment in two-model re-estimation:
	HFB:ALIGNCOMPLEVEL=TRUE to allow component-level alignment. The
	aligned hmm and the update hmm should have the same component
	number.

2004-06-07  Gunnar Evermann  <[e-mail]>

	* HLat.c (LatPrune): New lattice pruning mode:
	HLAT:BEAMPRUNEARCS=F do not apply beam pruning to arcs.

2004-04-26  K. Yu  <[e-mail]>

	* HFBLat.[hc]: Add support for MMI priors in MPE training.

2004-04-16  Gunnar Evermann  <[e-mail]>

	* HParm.c (SetParmHMMSet): Mark ~j macro read from file specified
	in HPARM:MATTRANFN as LOADFIDX instead of CREATEFIDX. Otherwise it
	will be saved in TMFs.

2004-04-02  Bin Jia <[e-mail]?

	* HParm.c: Add config variables CMEANPATHMASK and
	VARSCALEPATHMASK. 

2004-03-21  Mark Gales <[e-mail]>

	* *.[ch]: Various fixes for new adaptation code.

2004-02-18  Gunnar Evermann  <[e-mail]>

	* HModel.h (LMINMIX): Correct value of LMINMIX.

2004-01-30  Gunnar Evermann  <[e-mail]>

	* HShell.c (MakeFN): Increase number of characters allowed in
	filen names.

2003-10-14  Gunnar Evermann  <[e-mail]>

        * HModel.h: Redfine XFORM -- ugly hack to make HTK compile on
        Windows.

        * HMath.c (minab): Rename min() macro to avoid potential conflict
        with definition from stdlib.h.
        (InvSVD): Rename variable small to isSmall to fix compilation
        problem in Visual C++.

2003-10-03  Gunnar Evermann  <[e-mail]>

	* HModel.c (CheckDiscrete): Ensure that in discrete HMM Sets all
	streams have width of 1.

	* HParm.c (AddQualifiers): Ensure tht HIGHDIFF=T is only used when
	the source feature file does not contain derivatives.

2003-10-02  Gunnar Evermann  <[e-mail]>

	* HShell.h: Remove C++ type alias for Booleans.

2003-09-23  Gunnar Evermann  <[e-mail]>

	* HParm.c (EmptyBuffer): Initialise chType;

2003-09-10  Gunnar Evermann  <[e-mail]>

	* HShell.c (ParseString): Fix parsing of octal charcter codes.
	From Tanel Alum鋏 <[e-mail]>

2003-07-28  Anna Langley <[e-mail]>
	* Makefile: corrected typo ($Arch)

2003-07-28  Anna Langley <[e-mail]>
	* htk_htklib_nt.mkf: applied changed supplied by Arlindo Veiga
	which compile the HLat library.

2003-07-21  S.E. Tranter  <sej28@ceres>
       * HParm.c (OpenParmChannel): check that the end index in the
       scp file doesnt overrun the end of the coded data file
	
2003-07-08  Anna Langley <[e-mail]>
	
	* HAdapt.c, HArc.c, HMath.c, HModel.c, strarr.c: fixed compilation
	warnings of unused variables.
	
2003-07-09  Anna Langley <[e-mail]>
	* HShell.c:
	* HShell.h:
	* HTrain.h: Minor modifications to allow compilation on win32
	
2003-06-03  M. J. F. Gales  <[e-mail]>

	* HUtil.c: added code to support optional parsing of only the 
	physical HMMs.

	* HModel.c (GetBaseClass): Handle large HMM sets by only parsing 
	the Physical models. 
	(InitModel): added coinfig variable to allow storage of input 
	transform. Also bug fixes for storage of input transform with MMF.
	(GetLinXForm): fixed problem with initialisation of transform
	determinant.


2003-05-07  Lan Wang <[e-mail]>

	* HModel.c (GetLinXForm): Initialise xf->det.

2003-04-30  Gunnar Evermann  <[e-mail]>

	* HAdapt.c: apply 2003-04-02 change again.

2003-04-22  Gunnar Evermann  <[e-mail]>

	* HUtil.c (InitUtil): 
	(ResetUtilItemList): Increase maximum size of itemHeap blocks to
	cope with large HMM sets.

2003-04-17  Gunnar Evermann  <[e-mail]>

	* HLabel.c (HASHSIZE): 
	* HModel.h (MACHASHSIZE): Increase hash tables sizes to deal with
	large HMM sets, e.g. Mandarin tonal models.

2003-04-04  Gunnar Evermann  <[e-mail]>

	* revert previous (2003-04-02) change.

2003-04-02   Lan Wang  <[e-mail]>

	* HAdapt.c: speed-ups.

2003-03-30  Gunnar Evermann  <[e-mail]>

	* HNet.c (NewLattice): 
	(NewILattice): 
	(ReadOneLattice): Initialise ln->score to 0.0

	* HLat.c (LatSetScores): New function: set ln->score to node
	posterior. 

2003-03-27  Gunnar Evermann  <[e-mail]>

	* HParm.c: Increase limit for length of config values.

2003-03-12  Mark Gales <[e-mail]>

	* HUtil.c (PHIdent): Bug fix. Revert to old behaviour where
	specifying non-existing models is silently ignored.

2003-03-10  Dan Povey  <[e-mail]>

	* HArc.c: Raise default trae level and check whether lattices have
	phone marks

2003-03-06  Lan Wang  <[e-mail]>

	* HAdapt.c:
	* HFBLat.c:
	* HModel.[hc]: Bug fixes for adaptation estimation.

2003-02-14  Gunnar Evermann  <[e-mail]>

	* HModel.c (PutOptions): Save CovKind in MMF Options if it is
	specified (i.e. not NULLC).

2003-02-10  Gunnar Evermann  <[e-mail]>

	* HMem.c (Dispose): Fix sanity check.

2003-02-05  Dan Povey  <[e-mail]>

	* HExactMPE.c: 
	* HFBLat.c: Fix for exact MPE.

2003-02-05  Lan Wang  <[e-mail]>

	* HFBLat.[hc]: Bug fixes for lattice MLLR and MMI(MPE).SAT.CMLLR.

2003-02-05  Gunnar Evermann  <[e-mail]>

	* HShell.c (PrintStdOpts): Add new transform options -E -J -K.

2003-02-03  Mark Gales <[e-mail]>

	* HAdapt.[hc]: New adaptation code.

2002-12-19  Gunnar Evermann  <[e-mail]>

	* *.[hc]: Bump version to 3.2.

2002-12-18  Gunnar Evermann  <[e-mail]>

	* HLat.c: Fix error codes.

	* HLabel.c (MAXMLFS): Increase MAXMLFS from 20 to 200.

2002-12-13  Dan Povey  <[e-mail]>

	* HNet.c (GetFieldValue): Check length of string read from source.

	* HShell.[hc] (ReadStringWithLen): New function: like ReadString()
	but checks string length.
	
2002-12-10  Dan Povey  <[e-mail]>

	* HShell.h: Clarify description of FOpen().

	* HNet.c (CopyLattice): Set la->prlike fields.
	(LatticeFromLabels): 

2002-11-21  Gunnar Evermann  <[e-mail]>

	* HDict.h: Add aux field to WordPron structure for use in HDecode.

2002-11-15 Mark Gales <[e-mail]>

	* HFB.c: Added compatibilty check for input transforms and 2 
	model estimation

	* HModel.c: Corrected description

	* HParm.c: Corrected error codes from 999.

2002-11-14  Dan Povey  <[e-mail]>

	* HTrain.c: Use PreComps for PLAINHS in addition to SHAREDHS.

	* HTrain.[hc] (CreateWtAcc): Allocate WtAcc array once.
	(ScalePDF): 
	(ScaleAccs): 
	(ScaleAccsParallel): New functions.

	* HShell.[hc] (SetTime):
	(GiveTime): New functions

	* HNet.c (ReadOneLattice): Add field prscale to lattices.

2002-11-14  Gunnar Evermann  <[e-mail]>

        * HUtil.c (GoNextHMM): Fix use of (? :) in assignment. Previous
        version wasn't ANSI C.

2002-11-11  Andrew Liu  <[e-mail]>