shanminglo's articles:

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Proc SQL question 1 191 (12/29/2009 4:02:14 AM) comp.soft-sys.sas Deal all: Could anyone help to refine the code bellow to make it work? Thanks in advance!! /***************************/ proc sql; create table asset_rel_estate as ( select collateral_nbr, col_case_nbr,... shanminglo

How to get rid of the variable name? 1 157 (11/19/2009 6:36:56 PM) comp.soft-sys.sas Dear SAS-Ls: How can I get rid of the variable(column) name in a dataset? That is, only rawdata in dataset without variable(column) name. Thanks in advance!! ... shanminglo

Asking for help~~~ 1 15 (11/12/2009 10:18:49 AM) comp.soft-sys.sas Dear SAS_Ls: I want to create several datasets including 252 obs each from an given day backward. For example, from 2003/03/26 back to 2002/03/22 then output as dataset, from 2003/07/09 back to 2002/07/05 then ... shanminglo

A question #2 #2 2 21 (10/20/2009 5:20:09 PM) comp.soft-sys.sas Could anyone explain why an array will always be faster than a hash object described in SAS Prog3 course note?? ... shanminglo

PROC NLP #3 0 21 (10/16/2009 9:21:33 PM) comp.soft-sys.sas Dear SAS-Ls: Could anyone help to review the code below? The output seems incorrectly. Thanks in advance!! --------------- proc nlp data=nls.ht tech=nmsimp vardef=n covariance=h pcov phes; max loglik; pa... shanminglo

Parameters estimation using Nonlinear Least Square methods in SA 0 17 (9/23/2009 9:03:59 AM) comp.soft-sys.sas Dears: I would like to ask for help about parameters estimation from the equations below: There are five parameters in total: omega beta alpha gamma lambda Z(t)=(R(t)-lambda*H(t))/sqrt(H(t)) H(t)=omega+beta*H(... stan

How to get the parameters of the equations using lsqnonlin?? 0 30 (9/23/2009 8:58:42 AM) comp.soft-sys.matlab Dears: I would like to ask for help about parameters estimation from the equations below: There are five parameters in total: omega beta alpha gamma lambda Z(t)=(R(t)-lambda*H(t))/sqrt(H(t)) H(t)=omega+beta*H(... stan

assign weekday in a column 4 20 (9/13/2009 5:33:05 PM) comp.soft-sys.sas Dear SAS-Lers: I got a data including date from 2003/01/01 to 2006/12/31. Are there any approaches to create a column that assign weekday? Or any sas syntax can work with? ex: col A col B 2003/01/01 ... shanminglo

How to estimate the parameters of Heston & Nandi(2000) GARCH(1,1) 0 21 (8/6/2009 2:15:55 PM) comp.soft-sys.sas Dear SAS-Ls: Does anyone ever try to estimate the parameters of Heston & Nandi(2000) GARCH(1,1) model using SAS?? The Heston & Nandi(2000) GARCH(1,1) model described as below: Let the logarithm return Yt assu... shanminglo

SAS Log 1 21 (7/20/2009 8:34:20 AM) comp.soft-sys.sas Dear SAS-Ls: Can anyone understand the log below means? The code submitted just stopped at the beginning under EG. Thanks in advance!! 1 ;*';*";*/;quit;run; 2 OPTIONS PAGENO=MIN; 3 %... shanminglo