2003-2004 > Academic research: refereed > Publication in refereed journalVersion of RecordPublishe

Tse, CT

Wang, XH

Xu, M

2003-2004 > Academic research: refereed > Publication in refereed journalVersion of RecordPublishedVoR allowe

PolyU Institutional Repository

　????:2004-03-10　????:???(1979-),? ,????? ,???.　? 15??2 ? ??????? Vol.15　No.22004 ? 4? JOURNAL OF ZHONGYUAN INSTITUTE OF TECHNOLOGY Apr., 2004　　????:1671-6906(2004)02-0039-04?? Visual C++??????????王星海1 ,许　珉1 ,谢志棠2(1.郑州大学 电气工程学院 , 河南 郑州　450002;　2.香港理工大学 电机系 , 香港)?　?:　??? Visual C++??MATLAB ??????? ,???????????????????? Visual C++?????????????? ,??????MATLAB????????? ,???????????????????? ,????????.?　?　?:　Visual C++;MATLAB;引擎函数;小波工具箱?????:　TP311 ?????:　A　　????????????????-?????.???????????????????????????????? ,???????????????? ,???????????????.?????????????????? ,????????? Math Works???????? MAT-LAB????????Wavelet Toolbox ,??????2.2.??????????????? ,???????? 、?????? 、????? 、???? 、???? 、????????? ,???????????????.?? ,????????????????????????? ,?????????????????????? ,?????????????.????????????????????????????? ,?????????????????.?????????????????????? ,???????????????.???????? , Visual C ++、Visual Basic、Delphi??????????.?? Visual C++?Microsoft????????? C++?????????.????????????(MFC),???????????????????????Windows?????.???Visual C++?????????????? 、???? 、????? 、??????????? ,??Visual C++???????????????????????.??Visual C++?????????????? ,???? Visual C ++?MATLAB????????? ,???????????.1　Visual C++调用MATLAB的应用程序接口　　MATLAB???????(API)???????? ,?????:(1)MEX?? ,?? MATLAB ??????????????????;(2)MAT ?????? ,??MATLAB????????????????????;(3)MATLAB ?????? ,????????MATLAB???????????????????.??????? ,MEX????????????????????.?????MATALB ???????? ,??? MATLAB ???????? MAT-LAB?????? ,??MATLAB ??????????????.MAT???????????? MATLAB ??????????????.???????????? ,???????????? ,????? MAT-LAB???????????????????????.MATLAB?????????????MATLAB?????????????? ,????????????????????MATLAB?????????????.???????? ,MATLAB??????????? ,????????? ,???????MATLAB????????????.????MATLAB???? ,??????????? MATLAB???.?????? ,??MATLAB???? ,?Visual C++???MATLAB????????? ,??????????????? Visual C++,??Visual C++??????????????????? ,??????????????????.2　Visual C++中MATLAB 引擎程序的建立和调试　　??? ,??? Visual C++??? 、???????MATLAB??????????????? ,???MATLAB????????.??? MATLAB??????mex-setup ,??????????Visual C++????.???MATLAB ?????? mbuild-setup ,???????????.? Visual C++?????????? ,?????????????.??? ,??Visual C++??.?Visual C++????? ,????(Tools)?? ,????(Options),????????????(Directories)?? ,????????????“ Include files”?? , ???%MATLAB% extern include ?????? ,??????????????“Library files”?? ,???%MATLAB% extern 1ib ?????? ,??%MAT-LAB%???????MATLAB??????.??? ,?? MATLAB???????? engine.h????? ,?????????????????? engine.h.?????????? MAT ????? ,????? mat.h????.??? ,?? MAT-LAB???????.?????? MATLAB???? ,??????????MATLAB???.?????? ,???????????.????(Project)?? ,????(Settings), ????????????(Link)?? ,? Object/ library modules??????????(???)??? 1ibeng.1ib , 1ibmx.1ib ? 2???.??????????MAT ????? ,???? libmat.lib???.?????? ,????Visual C++???????MATLAB?????? ,???? 、?? ,?????????.3　小波变换程序的设计???????????(MFC)??????.??????????? ,???????? 、???? 、???? 、???????.? 1??????????.? 1　???????????????????????????????.?????? ,????????????????????????????? ,??????????? ,??????????????????.?????????????? 、?????????????.????????????????? ,????????????? ,?????????????? ,?? 2??.?????????????????? ,????????????.?????? 、??????????????? ,???????Visual C++???MATLAB???????????????.//m SignalName ?????//m WaveletName?????//m MaxLevel???????// ＊signal , ＊signalmax , ＊signalmin ?????????//???? 、???// ＊app[ 10] 、＊appmax[ 10] 、＊appmin[ 10]?????·40·　　　　　　　　　　　　　　　　　　　　　　　　???????　　　　　　　　　　　　　　　　2004 ?　? 15?　? 2　??????????????????//???????????????? 、???// ＊det[ 10] 、＊detmax[ 10] 、＊detmin[ 10] ????????//???????????????? 、???//??????????void CWaveletTransformDlg::OnAnalyze(){…//????double ＊level1 , level2[ 1] , ＊length;mxArray ＊Level1 , ＊Level2 , ＊N , ＊Length;mxArray ＊Signal , ＊SignalMax , ＊SignalMin;mxArray ＊AppSignal , ＊AppSignalMax , ＊AppSignalMin;mxArray ＊DetSignal , ＊DetSignalMin , ＊DetSignalMax;Engine ＊ep;　//?? ep?MATLAB?????//????MATLAB?? ,?????????if(ep = engOpen(NULL)){　//???????engEvalString(ep ,″load″+m SignalName);engEvalString(ep ,″S=″+m SignalName);//???????engEvalString(ep ,″Length=length(S);″);Length=engGetVariable(ep ,″Length″);length=mxGetPr(Length);m SignalLength=length[ 0] ;//??????????Signal=engGetVariable(ep ,″S″);engEvalString(ep ,″SignalMax=max(S)″);SignalMax=engGetVariable(ep ,″SignalMax);engEvalString(ep ,″SignalMin=min(S)″);SignalMax=engGetVariable(ep ,″SignalMax);signal=mxGetPr(Signal);signalmax=mxGetPr(SignalMax);signalmin=mxGetPr(SignalMin);//???????????????//????????????(wavedec)engEvalString(ep ,″[C ,L] =wavedec(S ,MaxLevel ,' ″+mWaveletName+″');″);//????????????????????????for(int i=1;i<=m MaxLevel;i++){//??? i?????double buffer[ 1] ;buffer[ 0] =i;N=mxCreateDoubleMatrix(1 ,1 ,mxREAL);memcpy((void ＊)mxGetPr(N), (void ＊)buffer , sizeof(buffer));engPutVariable(ep ,″N″,N);//??????? i????????//???????(wrcoef)engEvalString(ep ,″AppSignal=wrcoef(' a' , C , L ,' ″+mWaveletName+″' ,N);″);AppSignal=engGetVariable(ep ,″AppSignal″);engEvalString(ep ,″AppSignalMax=max(AppSignal)″);AppSignalMax=engGetVariable(ep ,″AppSignalMax″);engEvalString(ep ,″AppSignalMin=min(AppSignal)″);AppSignalMin=engGetVariable(ep ,″AppSignalMin″);app[ i] =mxGetPr(AppSignal);appmax[ i] =mxGetPr(AppSignalMax);appmin[ i] =mxGetPr(AppSignalMin);//??????? i????????//???????(wrcoef)engEvalString(ep ,″DetSignal=wrcoef(' d' , C , L , '″+mWaveletName+″' ,N);″);DetSignal=engGetVariable(ep ,″DetSignal″);engEvalString(ep ,″DetSignalMax=max(DetSignal)″);DetSignalMax=engGetVariable(ep ,″DetSignalMax″);engEvalString(ep ,″DetSignalMin=min(DetSignal)″);DetSignalMin=engGetVariable(ep ,″DetSignalMin″);det[ i] =mxGetPr(DetSignal);detmax[ i] =mxGetPr(DetSignalMax);detmin[ i] =mxGetPr(DetSignalMin);}}·41·　? 2?　　　　　　　　　　　　　????:?? Visual C++??????????　　　　　　　　　　　　　　　　　engClose(ep);//??????…}4　结　语??MATLAB??????????????Visual C++??? MATLAB?????????????.???Windows ?????????????????????????(Component Object Mod-el)? ActiveX?? ,?????????????? ,????MATLAB??????? ,????Visual C++? MATLAB??????? ,????????????.????????? ,??????? Vi-sual C++6.0?MATLAB6.5???????.???????????????Visual C++?? ,???????MATLAB??????????? ,??????????.????????????????????????????.??????????????????? ,??????????????.????:[ 1] 　杨福生.小波变换的工程分析与应用[ M] .北京:科学出版社 , 1999.[ 2] 　飞思科技产品研发中心.MATLAB6.5 辅助小波分析与应用[ M] .北京:电子工业出版社 , 2003.[ 3] 　王超龙.Visual C++6.0入门与提高[ M] .北京:人们邮电出版社 , 2002.[ 4] 　张志涌.精通 MATLAB6.5[ M] .北京:北京航空航天大学出版社 , 2003.Development of Wavelet Transform Based on Visual C++WANG Xing-hai1 ,XU Min1 , C.T.Tse2(1.School of Electrical Engineering , Zhengzhou University , Zhengzhou 450002;2.Department of Electric Engineering , The Hong Kong Polytechnic University ,China)　　Abstract:　A method of calling the engine function of MATLAB from Visual C++ is introduced in this paper.In thedevelopment of application software products , this method makes it possible to fully explore the potential of Visual C++ ingenerating user graphic interfaces and drawing graphics and that of MATLAB in performing numerical computations.The tech-nique has also been used in the design of wavelet transform with a satisfactory effect obtained.Key words:　Visual C++;MATLAB;engine function;wavelet toolbox(??? 38?)Analysis of the Structure of BOM with Directed GraphLIU Zong-dou1 , 2 ,DENG Si-er1(1.Henan University of Science and Technology , Luoyang　471039;2.Xuchang Tobacco Machinery Co.,Ltd., Xuchang 461000 , China)　　Abstract:　This paper describes the level and the tree shape structure of BOM and simply analizes the structure model ofBOM in a digraph law , by analysing and explaining the relevant traditional concept of product structure with the basic directedgraph , We have put forward a new idea to use the critical path method in the production plan of enterprise.Key words:　BOM;directed graph;critical path method·42·　　　　　　　　　　　　　　　　　　　　　　　　???????　　　　　　　　　　　　　　　　2004 ?　? 15?　

Development of wavelet transform based on visual C++

Abstract

Similar works

Full text

Available Versions

PolyU Institutional Repository