Displaying 4 results from an estimated 4 matches for "46th".
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2008 Feb 15
3
Error 'singular gradient' in nonlinear model fitting
...anyone please help me to
fix the error? I don't think there are any problems with my data because I
can fit the same model to 2004 data without any problems using SAS. Thank
you very much in advance.
Hongsheng (Hank) Liao, Ph.D.
Lab Manager
Center for Quantitative Fisheries Ecology
800 West 46th Street
Old Dominion University
Norfolk, Virginia 23508
Phone:757.683.4571
Fax:757.683.5293
2008 Mar 03
2
How to make a break on y-axis of a histogram chart using R?
...d is a histogram chart with a break on y-axis which my friend made
for me using phot shop. Do anyone know how to make such a break using R?
Thanks in advance.
(See attached file: 2007 age distribution.doc)
Hongsheng (Hank) Liao, Ph.D.
Lab Manager
Center for Quantitative Fisheries Ecology
800 West 46th Street
Old Dominion University
Norfolk, Virginia 23508
Phone:757.683.4571
Fax:757.683.5293
2008 May 29
1
test for multivariate normality?
...xtbook tells me that using Shapiro-Wilk test for each variable
one by one is not equal to a test for multivariate normality as a whole.
Does R have a function of testing for multivariate normality? Thanks.
Hongsheng (Hank) Liao, Ph.D.
Lab Manager
Center for Quantitative Fisheries Ecology
800 West 46th Street
Old Dominion University
Norfolk, Virginia 23508
Phone:757.683.4571
Fax:757.683.5293
2012 Oct 26
0
How to replace the row number for each product by real product name in as.dendrogram in cluster analysis..HELP!
...`=9980), can not see clearly all the product names in graph
plot(data.hclust,hang=-1,labels=newdata$Product,main='Default from hclust')
#so I decide to see the part of dendrogram using
hcd = as.dendrogram(data.hclust)
plot(cut(hcd, h=5)$lower[[46]])
By this way I could be able to see the 46th branch of the dendrogram.
but then I met the problem. In the selected branch, all product are expressed by the row numbers. How can I transform the row numbers into the names of products as newdata$Product.
I have been struggling for long time. I can not find the better solution.Thanks a lot.
Tam...