see this<br><a href="http://www.atmos.ucla.edu/~munnich/Grads/EOF/">http://www.atmos.ucla.edu/~munnich/Grads/EOF/</a><br><div class="gmail_quote">On Mon, Jan 28, 2013 at 6:49 PM, <span dir="ltr"><<a href="mailto:tcavazos@cicese.mx" target="_blank">tcavazos@cicese.mx</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;padding-left:1ex;border-left-color:rgb(204,204,204);border-left-width:1px;border-left-style:solid">Ugo,<br>
<br>
I run eofgrads in Unix, so I do not know about Windows.<br>
<br>
In Unix we need to have some scripts in the Grads Library.<br>
Since Windows does not work that way, you may need to have all the<br>
scripts, including the "eofudf" where the Grads executable is.<br>
<br>
Tereza<br>
<div class="HOEnZb"><div class="h5"><br>
<br>
><br>
><br>
> Hi Tereza,<br>
><br>
> with regards the running eof on windows, i am having problem sorting out<br>
> the "eofudf" problem.<br>
><br>
> ugo okoro<br>
> cmsr-iqp,<br>
> cas, beijing<br>
><br>
><br>
><br>
>>________________________________<br>
>> From: "<a href="mailto:tcavazos@cicese.mx">tcavazos@cicese.mx</a>" <<a href="mailto:tcavazos@cicese.mx">tcavazos@cicese.mx</a>><br>
>>To: GrADS Users Forum <<a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>><br>
>>Sent: Monday, January 28, 2013 1:57 AM<br>
>>Subject: Re: [gradsusr] Fw: EOF and spectral analysis on GrADS<br>
>><br>
>>Here is the link for EOFgrads:<br>
>><br>
>><a href="http://www.atmos.ucla.edu/~munnich/Grads/EOF/" target="_blank">http://www.atmos.ucla.edu/~munnich/Grads/EOF/</a><br>
>><br>
>>Tereza<br>
>><br>
>><br>
>>> <a href="http://www.netlib.org/lapack/patch-3.0/src/" target="_blank">http://www.netlib.org/lapack/patch-3.0/src/</a><br>
>>> for example<br>
>>> Given a square (N,N) real non-symmetric matrix, compute the eigenvalues<br>
>>> and, optionally, the left and/or right eigenvectors via the LAPACK<br>
>>> subroutine :-<br>
>>><br>
>>> SVD Method<br>
>>> <a href="http://www.netlib.org/lapack/patch-3.0/src/dgeevx.f" target="_blank">http://www.netlib.org/lapack/patch-3.0/src/dgeevx.f</a><br>
>>><br>
>>> On Sun, Jan 27, 2013 at 2:21 AM, Jose <<a href="mailto:veiga.uea@gmail.com">veiga.uea@gmail.com</a>> wrote:<br>
>>><br>
>>>> Dear Tamer Nada<br>
>>>><br>
>>>> Thank you by your explanation and suggestions. They were clear.<br>
>>>><br>
>>>> By the way do you know where can I found the fortran subroutines from<br>
>>>> lepak library you commented?<br>
>>>><br>
>>>><br>
>>>> Thanks in advance<br>
>>>><br>
>>>> Enviado via iPad<br>
>>>><br>
>>>> Em 26/01/2013, às 16:53, Tamer Nada <<a href="mailto:tamer540@gmail.com">tamer540@gmail.com</a>> escreveu:<br>
>>>><br>
>>>> Dear :- Jose Augusto Paixão Veiga<br>
>>>><br>
>>>> In Fortran :-<br>
>>>><br>
>>>> You must know there is about 3 methods ( algorithms ) to calculate<br>
>>>> eigen<br>
>>>> Vector and eigen Value each method some of it efficient but just<br>
>>>> compute<br>
>>>> only first Eigen value and first Eigen vector by suggest value and<br>
>>>> using<br>
>>>> iteration methods to compute it until reach to the difference between<br>
>>>> old<br>
>>>> value from last iteration to new value equal small fraction you can<br>
>>>> determine it . another to methods using "SVD " and this method its<br>
>>>> divided<br>
>>>> by to relative to the shap of data matrix and some of it efficient<br>
>>>> but<br>
>>>> slow and some fast and not efficient<br>
>>>><br>
>>>> I suggest to you to use lepak library in fortran ( its easy to call<br>
>>>> subroutine ) or using high level language or statistical or climatic<br>
>>>> package like NCL or R or Matlab<br>
>>>><br>
>>>> On Sat, Jan 26, 2013 at 9:56 PM, Jose Augusto Paixão Veiga <<br>
>>>> <a href="mailto:veiga.uea@gmail.com">veiga.uea@gmail.com</a>> wrote:<br>
>>>><br>
>>>>> Dear EOF expertise,<br>
>>>>><br>
>>>>> one of you would have a material given instruction (if possible step<br>
>>>>> by<br>
>>>>> step) on how to calculate EOF?<br>
>>>>><br>
>>>>> I would like to do a fortran program, from the initial point (for<br>
>>>>> example: 1-read a 3-d matrix data, 2-calculate its inversion,<br>
>>>>> 3-multiply it<br>
>>>>> by its ....), to calculate EOF for climate study purposes.<br>
>>>>><br>
>>>>> A flux diagram will be very appreciated.<br>
>>>>><br>
>>>>> Thanks in advance.<br>
>>>>><br>
>>>>> Augusto<br>
>>>>><br>
>>>>><br>
>>>>> On Jan 26, 2013, at 3:41 PM, Tamer Nada <<a href="mailto:tamer540@gmail.com">tamer540@gmail.com</a>> wrote:<br>
>>>>><br>
>>>>> on Grads No, but you can use NCL or R to compute EOF; and Only R or<br>
>>>>> Matlab to Compute CCA ,But also you can Use NCL to compute "SVD" and<br>
>>>>> after<br>
>>>>> that you can compute CCA ,actually NCL have function to compute CCA<br>
>>>>> ,But<br>
>>>>> not efficient because its use old IBM Fortran subroutine ,so its not<br>
>>>>> work<br>
>>>>> fine with big array of data and may be hang in calculation ,so i<br>
>>>>> prefer<br>
>>>>> to<br>
>>>>> use SVD function and after that you can compute CCA<br>
>>>>><br>
>>>>> On Sat, Jan 26, 2013 at 9:58 AM, ugo okoro <<a href="mailto:uknac23@yahoo.com">uknac23@yahoo.com</a>> wrote:<br>
>>>>><br>
>>>>>><br>
>>>>>> Dear all,<br>
>>>>>><br>
>>>>>> Please any info on how to run EOF and spectral analysis<br>
>>>>>> (frequency-time)<br>
>>>>>> on GrADS?<br>
>>>>>><br>
>>>>>> Anticipating prompt response.<br>
>>>>>><br>
>>>>>> Thanks.<br>
>>>>>><br>
>>>>>> Ugo Okoro.<br>
>>>>>> CMSR-IAP<br>
>>>>>> CAS, Beijing.<br>
>>>>>><br>
>>>>>><br>
>>>>>> _______________________________________________<br>
>>>>>> gradsusr mailing list<br>
>>>>>> <a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
>>>>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
>>>>>><br>
>>>>>><br>
>>>>><br>
>>>>><br>
>>>>> --<br>
>>>>> =====================<br>
>>>>> *Tamer Ali Nada *<br>
>>>>> **<br>
>>>>> *Research Worker*<br>
>>>>> **<br>
>>>>> *Cairo Numerical Weather Prediction Center { CNWP}*<br>
>>>>> **<br>
>>>>> *Egyption Meteorological Authority { EMA }*<br>
>>>>> **<br>
>>>>> *Cairo , Egypt*<br>
>>>>> ============================<br>
>>>>> *<a href="mailto:tamer540@yahoo.com">tamer540@yahoo.com</a><br>
>>>>> <a href="mailto:tamer540@gmail.com">tamer540@gmail.com</a><br>
>>>>> <a href="mailto:tamer.nada@noaa.gov">tamer.nada@noaa.gov</a>*<br>
>>>>> _______________________________________________<br>
>>>>> gradsusr mailing list<br>
>>>>> <a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
>>>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
>>>>><br>
>>>>><br>
>>>>><br>
>>>>> _______________________________________________<br>
>>>>> gradsusr mailing list<br>
>>>>> <a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
>>>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
>>>>><br>
>>>>><br>
>>>><br>
>>>><br>
>>>> --<br>
>>>> =====================<br>
>>>> *Tamer Ali Nada *<br>
>>>> **<br>
>>>> *Research Worker*<br>
>>>> **<br>
>>>> *Cairo Numerical Weather Prediction Center { CNWP}*<br>
>>>> **<br>
>>>> *Egyption Meteorological Authority { EMA }*<br>
>>>> **<br>
>>>> *Cairo , Egypt*<br>
>>>> ============================<br>
>>>> *<a href="mailto:tamer540@yahoo.com">tamer540@yahoo.com</a><br>
>>>> <a href="mailto:tamer540@gmail.com">tamer540@gmail.com</a><br>
>>>> <a href="mailto:tamer.nada@noaa.gov">tamer.nada@noaa.gov</a>*<br>
>>>><br>
>>>> _______________________________________________<br>
>>>> gradsusr mailing list<br>
>>>> <a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
>>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
>>>><br>
>>>><br>
>>>> _______________________________________________<br>
>>>> gradsusr mailing list<br>
>>>> <a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
>>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
>>>><br>
>>>><br>
>>><br>
>>><br>
>>> --<br>
>>> =====================<br>
>>> *Tamer Ali Nada *<br>
>>> **<br>
>>> *Research Worker*<br>
>>> **<br>
>>> *Cairo Numerical Weather Prediction Center { CNWP}*<br>
>>> **<br>
>>> *Egyption Meteorological Authority { EMA }*<br>
>>> **<br>
>>> *Cairo , Egypt*<br>
>>> ============================<br>
>>> *<a href="mailto:tamer540@yahoo.com">tamer540@yahoo.com</a><br>
>>> <a href="mailto:tamer540@gmail.com">tamer540@gmail.com</a><br>
>>> <a href="mailto:tamer.nada@noaa.gov">tamer.nada@noaa.gov</a>*<br>
>>> _______________________________________________<br>
>>> gradsusr mailing list<br>
>>> <a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
>>><br>
>><br>
>><br>
>>--<br>
>>Tereza Cavazos<br>
>>Departamento de Oceanografia Fisica<br>
>>CICESE<br>
>>Ensenada, Baja California, MEXICO<br>
>><a href="http://usuario.cicese.mx/~tcavazos/" target="_blank">http://usuario.cicese.mx/~tcavazos/</a><br>
>><br>
>>_______________________________________________<br>
>>gradsusr mailing list<br>
>><a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
>><a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
>><br>
>><br>
>>_______________________________________________<br>
> gradsusr mailing list<br>
> <a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>
><br>
<br>
<br>
--<br>
Tereza Cavazos<br>
Departamento de Oceanografia Fisica<br>
CICESE<br>
Ensenada, Baja California, MEXICO<br>
<a href="http://usuario.cicese.mx/~tcavazos/" target="_blank">http://usuario.cicese.mx/~tcavazos/</a><br>
<br>
_______________________________________________<br>
gradsusr mailing list<br>
<a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>
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</div></div></blockquote></div><br><br clear="all"><br>-- <br><div dir="ltr"><span style="font-size:x-small"><font face="'courier new', monospace"><span style="background-color:rgb(255,255,255)"><font color="#3366ff">
<div dir="ltr"><span style="font-size:x-small"><font face="'courier new', monospace"><span style="background-color:rgb(255,255,255)"><font color="#3366ff">=====================</font></span></font></span></div>
<div dir="ltr"></div></font></span></font></span><span style="color:rgb(255,0,0)"><font size="4"><b><font face="Times New Roman">Tamer Ali Nada </font></b></font></span></div><span style="color:rgb(255,0,0)"><font size="4"><b></b></font></span>
<div dir="ltr"><span style="color:rgb(255,0,0)"><font size="4"><b><font face="Times New Roman">Research Worker</font></b></font></span></div><span style="color:rgb(255,0,0)"><font size="4"><b></b></font></span>
<div dir="ltr"><span style="color:rgb(255,0,0)"><font size="4"><b><font face="Times New Roman"><font color="#3333ff">C</font>airo <font color="#3333ff">N</font>umerical <font color="#3333ff" style="background-color:rgb(255,255,255)">W</font>eather <font color="#3333ff" style="background-color:rgb(255,255,255)">P</font>rediction <font color="#3333ff">C</font>enter { <font color="#3333ff">CNWP</font>}</font></b></font></span></div>
<span style="color:rgb(255,0,0)"><font size="4"><b></b></font></span>
<div dir="ltr"><span style="color:rgb(255,255,51)"><span style="background-color:rgb(0,0,102)"><font size="4"><b><font face="Times New Roman">Egyption <span style="color:rgb(255,255,255)">M</span>eteorological <span style="background-color:rgb(0,0,0)">A</span>uthority { <span style="color:rgb(255,0,0)">E</span><span style="background-color:rgb(255,255,255)">M</span><span style="color:rgb(0,0,0)">A</span> }</font></b></font></span></span></div>
<span style="color:rgb(255,0,0)"><font size="4"><b></b></font></span>
<div dir="ltr"><span style="color:rgb(255,0,0)"><font size="4"><b><font face="Times New Roman">Cairo , Egypt<span style="background-color:rgb(0,204,204)"><span></span></span></font></b></font></span></div>
<div dir="ltr"><span style="font-size:x-small"><span style="background-color:rgb(255,255,255)"><font color="#3366ff" face="" size="1"></font></span></span></div>
<div dir="ltr"><span style="font-size:x-small"><span style="background-color:rgb(255,255,255)"><font color="#3366ff" face="" size="1"></font></span></span></div>
<div dir="ltr"><span style="font-size:x-small"><span style="background-color:rgb(255,255,255)"><font color="#3366ff" face="" size="1">============================</font></span></span></div><b><font size="4"><span style="color:rgb(0,0,102)"><a href="mailto:tamer540@yahoo.com" target="_blank">tamer540@yahoo.com</a><br>
<a href="mailto:tamer540@gmail.com" target="_blank">tamer540@gmail.com</a><br><a href="mailto:tamer.nada@noaa.gov" target="_blank">tamer.nada@noaa.gov</a></span></font></b><br>