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1. 전도메일입니다 (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Tue, 23 Nov 1999 19:02:53 -0500; Dear All, Is there a function in Splus that allows me to obtain a cumulative percentage of occurrence of a random variable ? In SAS, I would do Proc Freq; table x; run; I basically need to obtain the; /archives/html/s-news/1999-11/msg00242.html (7,138 bytes)
2. [S] Akaike's Information Criterion (AIC) (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Tue, 7 Sep 1999 16:44:07 -0400; Hi there, Can someone kindly tell me how to use Akaike's Information Criterion to select the order of a time series. I have simulated two time series, one is an autoregressive process and the other o; /archives/html/s-news/1999-09/msg00056.html (7,716 bytes)
3. [S] How reliable is arima.mle ? (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Wed, 29 Sep 1999 15:24:21 -0400; Dear S+ users, I am trying to simulate an ARMA(1,1) process and then compare the estimated AR and MA parameters produced by 'arima.mle'. The estimated parameters are way off the therectical values. I; /archives/html/s-news/1999-09/msg00284.html (8,091 bytes)
4. [S] Nonstationary time series (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Thu, 19 Aug 1999 15:43:01 -0400; Hi S+ users, Are there any ways to simulate a nonstationary time series ? thanks Kin -- This message was distributed by s-news@wubios.wustl.edu. To unsubscribe send e-mail to s-news-request@wubios.wu; /archives/html/s-news/1999-08/msg00176.html (7,019 bytes)
5. [S] Date: Tue, 24 Aug 1999 13:45:02 -0400 (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Tue, 24 Aug 1999 12:47:04 -0500 (CDT); Hi S+ users, Anyone know how to create greek letters on the X-Y axes ? i.e, f(lamda) -- lamda 0 pi The difficult part is that I need to do this in a unix environment. Any help from anyone is greatly; /archives/html/s-news/1999-08/msg00226.html (7,407 bytes)
6. [S] Grouped Bar plot with error (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Wed, 25 Aug 1999 13:40:36 -0400; Hi All, Is there a way to create a grouped bar plot with error not using the GUI commands ? I am running splus2000 in window 95. I was able to do it by point and click, but I rather not use to GUI. T; /archives/html/s-news/1999-08/msg00236.html (7,592 bytes)
7. [S] error.bar plot (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Thu, 26 Aug 1999 10:38:56 -0400; Hi all, Are there anyways to create an error.bar plot with two different symbols ? I tried the following, but it created two plots rather than one plot with two diffenent symbols. error.bar(x,y,lower; /archives/html/s-news/1999-08/msg00246.html (7,229 bytes)
8. [S] Multivariate Normal (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Wed, 9 Jun 1999 10:36:47 -0400; Hi S+ users, Are there functions to generate covariates from a multivariate normal distributions ? Also, produce a covariance matrix ? My other question is how to exact the statistics from a ttest ?; /archives/html/s-news/1999-06/msg00073.html (7,190 bytes)
9. [S] changing the default graph sheet to portrait (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Tue, 15 Jun 1999 14:58:27 -0400; Hi S+ users, The way I open a graphic device in unix is by "X11" at the command prompt. It is defaulted with landscape, what is the way to make it to default with portrait ? Kin -- This message was d; /archives/html/s-news/1999-06/msg00135.html (7,206 bytes)
10. [S] Greek Letters (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Thu, 17 Jun 1999 14:25:33 -0400; Hi S+ users, Any ways to put greek letters in a graph using script files in splus4.5 windows environment ? thanks! Kin -- This message was distributed by s-news@wubios.wustl.edu. To unsubscribe send; /archives/html/s-news/1999-06/msg00150.html (7,022 bytes)
11. [S] Creating New Data Frame (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Thu, 6 May 1999 11:08:14 -0400; Hi S+ users, I am having difficulty with inputing a data frame. I have tried two ways, first by read.table and the New Data Frame button on the Standard toolbar (to the left of the Object Browser but; /archives/html/s-news/1999-05/msg00042.html (8,068 bytes)
12. [S] Log Base 10 curve fit (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Fri, 7 May 1999 14:53:05 -0400; Hi S+ users, I used the menus and dialogs buttons in windows to produced a log base 10 curve fit. Is there a way to find out what the parameters are for the fitted curve ? How do I find out what the; /archives/html/s-news/1999-05/msg00053.html (7,085 bytes)
13. [S] R-square from Linear Model (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Mon, 10 May 1999 12:38:09 -0400; Hi S+ users, How do you extract the R-square from the linear model ? For example, to extract the intercept, I would fit$coef[1]. My question is how do you do the same but for R-square ? thanks --cheu; /archives/html/s-news/1999-05/msg00071.html (7,253 bytes)
14. Re:[S] Manuals (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Thu, 13 May 1999 16:53:56 -0400; Hi, there are manuals available to take to the beach at the link below: http://www.mathsoft.com/splus/doc/index.htm#windows am I missing somethings ? --kin -- This message was distributed by s-news@w; /archives/html/s-news/1999-05/msg00147.html (8,237 bytes)
15. [S] Installing Hmisc libraries (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Wed, 19 May 1999 09:51:58 -0400; Hi S+ users, I have a question with installing the Hmisc library. After I extracted the zip file and store in my 'c:\spluswin\hmisc' and then followed the instructions of loading up the library. I go; /archives/html/s-news/1999-05/msg00207.html (7,703 bytes)
16. [S] Vectorizing recursive codes (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Fri, 28 May 1999 16:49:14 -0400; Hi S+ users, Is there a way to vectorized the recursive code below so that it can avoid the loop or more efficient code ? thanks --Kin c_0.3 xhat_NULL rhat_NULL x_rnorm(10,0,1) for ( i in 1:10){ if (; /archives/html/s-news/1999-05/msg00312.html (7,507 bytes)
17. [S] Scatter plot of multiple points to print different character (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Mon, 12 Apr 1999 09:52:13 -0400; dear S+ users, I would be greatly appreciated if anyone could provide a solution/suggestion to my question. Thanks in advance. The problem I have is to produce a scatter plot for multipe (x,y) points; /archives/html/s-news/1999-04/msg00089.html (8,193 bytes)
18. [S] frequency of data points (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Mon, 26 Apr 1999 10:11:50 -0400; Dear S+ users, I need to create vector in a data frame indicating the number of frequency data points. For example, x_c(9,1,2,4,5,9,1,2,6,2,7) y_c(9,1,2,3,5,9,1,2,4,2,8) xy_cbind(x,y) x y [1,] 9 9 [2; /archives/html/s-news/1999-04/msg00229.html (7,726 bytes)
19. [S] Automatic returning working directory (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Tue, 27 Apr 1999 10:57:27 -0400; S+ users, Is there a function that automatically returns the path of my working directory along with the program name that I am running my program in. Suppose I have a file name called "sim.ssc" and; /archives/html/s-news/1999-04/msg00246.html (7,620 bytes)
20. RE: [S] Automatic returning working directory (score: 1): Author: Kin Cheung <kin_cheung@alkermes.com>; Date: Tue, 27 Apr 1999 11:54:41 -0400; With the help of others, I got it to work. Thanks! cwd_getenv(c("S_PROJ")) pgram_"sim.ssc" mtext(side=1,paste(cwd,pgram,sep="\\")) --Kin Hi, I assume from your file paths that you are working with S; /archives/html/s-news/1999-04/msg00247.html (10,276 bytes)

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