search for: capitalbio

...gnal.txt" "f:\\PC1_signal.txt" "f:\\PC2_signal.txt" What I wanna get is "JPCS" "PC1" "PC2".How can I achieve them by R cammand? Thanks a lot! My best ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology BioPharma-informatics & Software Dept. Research Engineer Tel: +86-10-80715888/80726868-6438 Fax: +86-10-80726790 Email??xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 10220...

...e diagnosis,when I got the sensitivity and specificity,how can I calculate the exact 95% confidence intervals (based on the binomial distribution) for sensitivity and specificity via R? Thanks a lot! My best! ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology BioPharma-informatics & Software Dept. Research Engineer Tel: +86-10-80715888/80726868-6438 Fax: +86-10-80726790 Email??xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 10220...

Hello sir: How can I perform McNemar (paired chi square test) by using R? Thanks! ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology BioPharma-informatics & Software Dept. Research Engineer Tel: +86-10-80715888/80726868-6438 Fax: +86-10-80726790 Email??xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 10220...

...r for extracting F value.But it isn't. I'll perform the ANOVA for many genes and rank the F value.So the only useful item is F value. But how to extract the F value? Thanks from the bottom of my heart! ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology Microarray and Bioinformatics Dept. Research Engineer Tel: +86-10-80715888/80726868-6364/6333 Fax: +86-10-80726790 Email£ºxmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 102206...

Hi all: I wanna know how to expoort ".xls" file. And in the exported ".xls" file, how to set different cells with different color? Thanks a lot! My best. ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology BioPharma-informatics & Software Dept. Research Engineer Tel: +86-10-80715888/80726868-6439 Fax: +86-10-010-80726898 Email??xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 1...

...ello sir: Here's a question: x<-1:5 y<-c(2,1,4) I wanna get the different elements between x & y,i.e. 3,5. How can I get the result(3,5) via R function? Thanks a lot for your help. My best! ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology BioPharma-informatics & Software Dept. Research Engineer Tel: +86-10-80715888/80726868-6444 Fax: +86-10-80726790 Email仯伜xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 1022...

...command "setdiff"and "union",but only two groups is permited.How can I deal with multi groups to find the "intersection set" and "union set"? Thanks a lot! My best ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology BioPharma-informatics & Software Dept. Research Engineer Tel: +86-10-80715888/80726868-6438 Fax: +86-10-80726790 Email??xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 10220...

...an get the according "normalized y" of every "original y". All in all,the "normalized y" of every "original y" is what I want indeed. Thanks a lot! My best regards! ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology Microarray and Bioinformatics Dept. Research Engineer Tel: +86-10-80715888/80726868-6364/6333 Fax: +86-10-80726790 Email仯伜xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 102206...

...ieve this goal via Rcmd.exe BATCH ? The only finding is: Rcmd BATCH [options] globalLowessRun.r [outfile] I wonder the only way I can try is [options],but I don't know how to do it. Thanks a lot! My best ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology BioPharma-informatics & Software Dept. Research Engineer Tel: +86-10-80715888/80726868-6438 Fax: +86-10-80726790 Email??xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 10220...

...og.p",but no df. For instance: sample size=6 df=6-1=5 t value=9.143 I wanna to the corresponding p value by using function "pnorm". How can I do it? Thanks a lot for your help! My best ------------------------------ ******************************************* Xin Meng Capitalbio Corporation National Engineering Research Center for Beijing Biochip Technology Microarray and Bioinformatics Dept. Research Engineer Tel: +86-10-80715888/80726868-6364/6333 Fax: +86-10-80726790 Email仯伜xmeng at capitalbio.com Address:18 Life Science Parkway, Changping District, Beijing 102206...

Thanks a lot for your timely rely. I still wonder whether I can use "a":"d" instead of 1:4. I remember I fulfill it successfully according to the guidance of some materials on R,but fail to find it now. Thanks again! ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting

Hello sir: How can I read data file of EXCEL format from disk("d:\\data.XLS" for example)? I can only read data file of .txt format read.delim("d:\\data.txt",header=T,as.is=T),but only EXCEL format is available at present. Thanks a lot

Hello,sir: Here's a little question about R which needs your help.Thanks in advance. If I wanna make a sequence just like a,b,c,d (In other words,a vector consists of 4 characters :a,b,c,d ).How can I do it in a shortcut manner? Yes,I can do it as following: c("a","b","c","d") and the result is:[1] "a" "b" "c"

Try colnames(df)[4:6] <- c("x","y","z") -----Original Message----- From: r-help-bounces at stat.math.ethz.ch [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of xmeng at capitalbio.com Sent: 21 December 2004 09:45 To: r-help at stat.math.ethz.ch Subject: [R] about colnames Hello sir: If there's a data frame(with name "df"): a b c d e f 1 10 12 20 30 100 2 3 15 16 40 200 .. If I wanna change the last 3 colunm names"d" "e" "f&q...

Hi all: As to hcluster,how can I control the cluster is performed according to rows(genes for instance) or columns(samples for instance)? I can't find the parameters for it. Thanks a lot! My best!

hi all: If there's a dataframe: x y 1 a 2 b 3 c The info of the data such as : name date author The result I want is: name date author x y 1 a 2 b 3 c In other words,I wanna add the info above the dataframe. How can I do it ? Thanks a lot! My best

Hello sir: a data with 2 columns: id x a 1 b 2 c 3 I wanna get such kind of plot: x: a b c y:1 2 3 But the plot command doesn't permit string character as x. How can I get it ? Thanks a lot ! My best

Hi all: I've written a function and saved the worksapce.When the workspace of my function is re-open,I want display some introduction or step by step guidance of the function for the users.How can I do it? Thanks a lot! My best regards!

Hello sir: As to the "variance stabilization" method which is applied in the "vsn"package under R environment,here's a question about the ratio of the 2 channels: After applying vsn,we can get new_cy5 and new_cy3 intensity according to the original cy5 and cy3 intensity respectively. And the new_cy5 new_cy3 are similar with ln(intensity). But how can I calculate the

Hello sir: Where can I download the package "class"? What I can find is only: http://www.stat.ucl.ac.be/ISdidactique/Rhelp/library/class/html/00Index.html But I can't find where I can download it. Thanks!