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xueqidong77 (8) 4 Articles, 4 Replies, 8 Points
Stats Updating... 12/11/2013 5:27:49 AM

Since 6/17/2012 6:03:12 PM, xueqidong77 has written 4 articles and participated in 4 conversations.
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xueqidong77

xueqidong77's articles:
 Items(4) /1 improve the precision of Matlab 4 17 (11/28/2012 12:28:08 PM) comp.soft-sys.matlabDear fellows, I am calulating the log likelihood of bivariate normal distribution using the the buillt in function mvncdf. But I always get a lot of -Inf. Is there any solution to get the precise answer? I w...xueqi calling function 0 19 (7/17/2012 9:15:23 PM) comp.soft-sys.matlabHi dear all, I really need your help about my problem. It is a little complicated so I hope I can explain it well. Firstly, I have decfine a function as function [ pf ] = ambportfchc (r,lb1,lb2,lb3) t...xueqi parameter estimation using maximum likelihood 0 50 (7/6/2012 10:36:14 PM) comp.soft-sys.matlabHi guys, I am recently working on parameters estimation using Matlab and I really don't know where to start. Really appreciate if you can give me some suggestions:). Here is my problem: My model have ...xueqi optimization result not right 11 62 (6/17/2012 6:03:06 PM) comp.soft-sys.matlabHi All, I want to optimize a function using femincon. But the result shown is not right and changed with the initial point. Could you tell me how to deal with it? Really appreciate:) Here is my code. fu...xueqi

xueqidong77's replies:
 Items(2) /1 improve the precision of Matlab 4 17 (11/28/2012 12:28:08 PM) comp.soft-sys.matlabDear fellows, I am calulating the log likelihood of bivariate normal distribution using the the buillt in function mvncdf. But I always get a lot of -Inf. Is there any solution to get the precise answer? I w...xueqidong77 (8) optimization result not right 11 62 (6/17/2012 6:03:06 PM) comp.soft-sys.matlabHi All, I want to optimize a function using femincon. But the result shown is not right and changed with the initial point. Could you tell me how to deal with it? Really appreciate:) Here is my code. fu...xueqidong77 (8)