Displaying 3 results from an estimated 3 matches for "aamp".
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2007 Nov 21
1
How to select rows with identical index from two matrix?
...I have two martix like these, each rows with name in the matrix.
I try to select rows with identical name from two matrix and calculate their correlation.
Matrix1:
2-Sep 9 5.5 1 7.18 10.0 8 139.45
2-Sep 7 4.9 15 8.22 61.68 9 123.62
4-Sep
5-Sep
AAMP
A2M
A2M
.
.
.
Matrix2:
2-Sep 4 7 1 6.8 12 8 19.4
2-Sep 2 8 15 2.2 6.8 12 13.2
4-Sep
AAMP
AAMP
ABCA5
A2M
A2M
I try to select rows with identical name from two matrix and calculate their correlation.
However, I got trouble when loading these two m...
2008 May 29
2
"Levels" error after printing
...at <- read.table("gene_prob.txt", sep = "\t")
n <- length(dat$V1)
print(n)
print(dat$V1)
I get this print out.
......
[8541] LOC552889 GPR15 SLC2A11 GRIP2 SGEF
[8546] PIK3IP1 RPS27 AQP7
8548 Levels: 3.8-1 A2M A4GALT A4GNT AAAS AAK1 AAMP AANAT AARSD1 AASS
... hCG_1730474
What's the meaning of the last line? Is it an error?
--
Gundala Viswanath
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2010 May 11
3
Improving loop performance
R-users,
I have the following piece of code which I am trying to run on a dataframe (aga2) with about a half million records. While the code works, it is extremely slow. I've read some of the help archives indicating that I should allocate space to the p1 and ags1 vectors, which I have done, but this doesn't seem to improve speed much. Would anyone be able to provide me with advice on