function?[f?g]?=?dggbeta（beta?absx）
%?DGGBETA?Derivative?of?generalized?Gaussian?pdf?with?respective?to?beta
%	[F?G]?=?DGGBETA（BETA?ABSX）
%	Return?partial?derivative?and?second?order?partial?derivative
%	This?is?an?utility?function?for?GGMLE
%
%	ABSX?is?the?distance?of?the?data?from?the?mean
%



%?Function?is?undefined?for?negative?beta
if?beta?<=?0
????f?=?NaN;
????g?=?NaN;
????return;
end
????
%?Fast?computation?of?\Psi（1/beta）?and?\Psi（1?1/beta）?based?on?interpolation
%?A?table?of?\Psi（1/beta）?for?beta?=?0.1:0.1:10;
%?t1?=?mfun（‘Psi‘?10?./?（1:100））;
t1?=?[?2.251753e+00?1.506118e+00?1.046538e+00?7.031566e-01?4.227843e-01?...
???????1.817656e-01?-3.248542e-02?-2.274535e-01?-4.079433e-01?-5.772157e-01?...
??????-7.375804e-01?-8.907294e-01?-1.037936e+00?-1.180181e+00?-1.318234e+00?...
??????-1.452709e+00?-1.584101e+00?-1.712817e+00?-1.839193e+00?-1.963510e+00?...
??????-2.086005e+00?-2.206880e+00?-2.326306e+00?-2.444431e+00?-2.561385e+00?...
??????-2.677277e+00?-2.792208e+00?-2.906261e+00?-3.019514e+00?-3.132034e+00?...
??????-3.243880e+00?-3.355106e+00?-3.465759e+00?-3.575884e+00?-3.685518e+00?...
??????-3.794697e+00?-3.903452e+00?-4.011813e+00?-4.119806e+00?-4.227454e+00?...
??????-4.334779e+00?-4.441802e+00?-4.548542e+00?-4.655014e+00?-4.761235e+00?...
??????-4.867219e+00?-4.972980e+00?-5.078529e+00?-5.183879e+00?-5.289040e+00?...
??????-5.394021e+00?-5.498833e+00?-5.603483e+00?-5.707980e+00?-5.812331e+00?...
??????-5.916543e+00?-6.020622e+00?-6.124576e+00?-6.228409e+00?-6.332128e+00?...
??????-6.435736e+00?-6.539239e+00?-6.642642e+00?-6.745949e+00?-6.849164e+00?...
??????-6.952290e+00?-7.055331e+00?-7.158291e+00?-7.261173e+00?-7.363980e+00?...
??????-7.466715e+00?-7.569380e+00?-7.671979e+00?-7.774513e+00?-7.876985e+00?...
??????-7.979398e+00?-8.081753e+00?-8.184053e+00?-8.286298e+00?-8.388493e+00?...
??????-8.490637e+00?-8.592733e+00?-8.694782e+00?-8.796787e+00?-8.898747e+00?...
??????-9.000666e+00?-9.102543e+00?-9.204381e+00?-9.306181e+00?-9.407943e+00?...
??????-9.509670e+00?-9.611361e+00?-9.713019e+00?-9.814644e+00?-9.916237e+00?...
??????-1.001780e+01?-1.011933e+01?-1.022083e+01?-1.032231e+01?-1.042375e+01];

%?A?table?of?\Psi（1?1/beta）?for?beta?=?0.1:0.1:10;
%?t2?=?mfun（‘Psi‘?1?10?./?（1:100））;
t2?=?[1.051663e-01?2.213230e-01?3.494237e-01?4.903578e-01?6.449341e-01?...
??????8.138754e-01?9.978204e-01?1.197329e+00?1.412891e+00?1.644934e+00?...
??????1.893830e+00?2.159905e+00?2.443442e+00?2.744693e+00?3.063875e+00?...
??????3.401183e+00?3.756787e+00?4.130837e+00?4.523469e+00?4.934802e+00?...
??????5.364943e+00?5.813987e+00?6.282020e+00?6.769120e+00?7.275357e+00?...
??????7.800792e+00?8.345485e+00?8.909485e+00?9.492842e+00?1.009560e+01?...
??????1.071779e+01?1.135946e+01?1.202063e+01?1.270134e+01?1.340162e+01?...
??????1.412149e+01?1.486098e+01?1.562010e+01?1.639887e+01?1.719733e+01?...
??????1.801548e+01?1.885334e+01?1.971092e+01?2.058824e+01?2.148531e+01?...
??????2.240215e+01?2.

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????4337??2009-02-27?19:25??gg_mle\dggbeta.m

?????文件???????1575??2009-02-27?19:25??gg_mle\estbeta.m

?????文件???????2581??2009-02-27?19:25??gg_mle\fzeron.m

?????文件????????671??2009-02-27?19:25??gg_mle\ggdemo.m

?????文件????????872??2009-02-27?19:26??gg_mle\ggmle.m

?????文件????????868??2009-02-27?19:25??gg_mle\ggmme.m

?????文件????????517??2009-02-27?19:25??gg_mle\ggpdf.m

?????文件???????1747??2009-02-27?19:26??gg_mle\ggrnd.m

?????目錄??????????0??2009-02-27?19:25??gg_mle

-----------?---------??----------?-----??----

????????????????13168????????????????????9