clear?all

nInst?=?250;
nVars?=?10;
X?=?randn（nInstnVars）;
w?=?randn（nVars1）;
y?=?sign（X*w?+?randn（nInst1））;

wTest?=?randn（nVars1）;

fprintf（‘Testing?gradient?using?forward-differencing...\n‘）;
order?=?1;
derivativeCheck（@LogisticLosswTestorder1Xy）;

fprintf（‘Testing?gradient?using?central-differencing...\n‘）;
derivativeCheck（@LogisticLosswTestorder2Xy）;

fprintf（‘Testing?gradient?using?complex-step?derivative...\n‘）;
derivativeCheck（@LogisticLosswTestorder3Xy）;

fprintf（‘\n\n\n‘）;
pause

fprintf（‘Testing?Hessian?using?forward-differencing\n‘）;
order?=?2;
derivativeCheck（@LogisticLosswTestorder1Xy）;

fprintf（‘Testing?Hessian?using?central-differencing\n‘）;
order?=?2;
derivativeCheck（@LogisticLosswTestorder2Xy）;

fprintf（‘Testing?Hessian?using?complex-step?derivative\n‘）;
order?=?2;
derivativeCheck（@LogisticLosswTestorder3Xy）;

fprintf（‘\n\n\n‘）;
pause

fprintf（‘Testing?gradient?using?fastDerivativeCheck...\n‘）;
order?=?1;
fastDerivativeCheck（@LogisticLosswTestorder1Xy）;
fastDerivativeCheck（@LogisticLosswTestorder2Xy）;
fastDerivativeCheck（@LogisticLosswTestorder3Xy）;

fprintf（‘\n\n\n‘）;
pause

fprintf（‘Testing?Hessian?using?fastDerivativeCheck...\n‘）;
order?=?2;
fastDerivativeCheck（@LogisticLosswTestorder1Xy）;
fastDerivativeCheck（@LogisticLosswTestorder2Xy）;
fastDerivativeCheck（@LogisticLosswTestorder3Xy）;

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----
?????目錄???????????0??2012-11-06?09:57??minFunc_2012\
?????目錄???????????0??2012-11-06?09:57??minFunc_2012\autoDif\
?????文件????????1319??2012-03-26?16:03??minFunc_2012\autoDif\autoGrad.m
?????文件????????1184??2012-03-26?16:02??minFunc_2012\autoDif\autoHess.m
?????文件?????????371??2011-01-04?17:55??minFunc_2012\autoDif\autoHv.m
?????文件????????1338??2012-03-16?18:30??minFunc_2012\autoDif\autoTensor.m
?????文件????????1034??2012-03-26?16:34??minFunc_2012\autoDif\derivativeCheck.m
?????文件????????1704??2012-03-26?16:36??minFunc_2012\autoDif\fastDerivativeCheck.m
?????文件????????1392??2012-03-26?16:37??minFunc_2012\example_derivativeCheck.m
?????文件????????2421??2011-01-04?17:55??minFunc_2012\example_minFunc.m
?????目錄???????????0??2012-11-06?09:57??minFunc_2012\logisticExample\
?????文件?????????417??2011-01-04?17:49??minFunc_2012\logisticExample\LogisticDiagPrecond.m
?????文件?????????216??2011-01-04?17:50??minFunc_2012\logisticExample\LogisticHv.m
?????文件?????????709??2012-02-07?15:55??minFunc_2012\logisticExample\LogisticLoss.m
?????文件????????2449??2012-03-26?16:03??minFunc_2012\logisticExample\example_minFunc_LR.m
?????文件?????????228??2011-01-04?17:55??minFunc_2012\logisticExample\mylogsumexp.m
?????文件?????????266??2012-03-26?17:04??minFunc_2012\mexAll.m
?????目錄???????????0??2012-11-06?09:58??minFunc_2012\minFunc\
?????文件????????4533??2011-01-04?17:55??minFunc_2012\minFunc\ArmijoBacktrack.m
?????文件???????10590??2012-04-03?15:44??minFunc_2012\minFunc\WolfeLineSearch.m
?????目錄???????????0??2012-11-06?09:57??minFunc_2012\minFunc\compiled\
?????文件????????8264??2012-03-16?20:18??minFunc_2012\minFunc\compiled\lbfgsAddC.mexa64
?????文件????????8800??2012-03-26?17:20??minFunc_2012\minFunc\compiled\lbfgsAddC.mexmaci64
?????文件????????7168??2012-04-26?09:11??minFunc_2012\minFunc\compiled\lbfgsAddC.mexw64
?????文件????????7707??2011-01-04?17:55??minFunc_2012\minFunc\compiled\lbfgsC.mexa64
?????文件????????7733??2011-01-04?17:55??minFunc_2012\minFunc\compiled\lbfgsC.mexglx
?????文件????????9500??2011-01-04?17:55??minFunc_2012\minFunc\compiled\lbfgsC.mexmac
?????文件???????12660??2011-01-04?17:55??minFunc_2012\minFunc\compiled\lbfgsC.mexmaci
?????文件????????8800??2011-08-29?09:17??minFunc_2012\minFunc\compiled\lbfgsC.mexmaci64
?????文件????????7168??2011-01-04?17:55??minFunc_2012\minFunc\compiled\lbfgsC.mexw32
?????文件????????9728??2011-01-04?17:55??minFunc_2012\minFunc\compiled\lbfgsC.mexw64
............此處省略30個(gè)文件信息