Displaying 12 results from an estimated 12 matches for "animial".
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animal
2013 Jan 23
4
how to read a df like that and transform it?
...95 3871 1 49401
292 3895 4 49396 49397 49398 49399
291 3900 3 49392
library (plyr) and library (reshape2) and other good packages are OK for me.
Thanks a lot!
Yao He
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
2013 Jan 07
2
how to aggregate T-test result in an elegant way?
...to append T-test result to the object?
I have already plot the barplot and I want to know an elegant way to
report raw result.
Can anybody give me some pieces of advice?
Yao He
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
2012 Dec 16
3
how to handle NA values in aggregate()
...t I couldn't set the agrument na.rm=T in the mean() function,so the
results are all NAs
Please tell me how to handle NA values in the use of aggregate()
Thanks a lot
Yao He
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
2013 Mar 06
1
Transpose a big data file and write to a new file
...list(strsplit(line,"\t"))
geno_t<-cbind(geno_t,line)
}
write.table(geno_t,"xxx.txt")
It works but it is too slow ,how to optimize it???
Thank you
Yao He
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
2013 Mar 19
2
how to do association study based on mixed linear model
...y study?
I heard nlme or lme4 but I'm not sure whether they could incorporate
covariates and what about their computational efficiency?
Thanks for you recommendation
Yao He
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
2012 Dec 20
2
how to read different files into different objects in one time?
...problem is that I can't create different objects'
name in the use of loop or sapply() ,but there may be a better way to
do what I want.
Thanks a lot
Yao He
Yao He
--
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
2012 Dec 13
2
How to select a subset data to do a barplot in ggplot2
...r(FID),y=..count..,fill=STATUS))
But how could I exclude "nosperm" or other levels just in the use of
ggplot2 without generating another dataframe
Thanks a lot
Yao He
—————————————————————————
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988@gmail.com <mingxie@vt.edu>
——————————————————————————
[[alternative HTML version deleted]]
2004 Sep 13
2
allowing/disallowing codecs in dialplan?
Hi all,
Is there a possibility to set the codecs Asterisk will choose in the dialplan
("exten=>" statements or their contexts) instead of sip.conf?
My problem is that I connect my SIP phone with several providers (Nikotel,
Sipgate, Stanaphone) for icoming and outgoing calls. Not all of these providers
offer the same set of codecs. I'd like Asterisk to use the same codec for the
2013 Jan 08
1
ggplot not showing all the years on the x-axis
Dear R helpers,
I am currently having hard time fixing the values on the x-axis of a plot
with ggplot: even though I have 12 years, ggplot plots only 3 of them.
Here is my example:
library(ggplot2)
ii <- 2000:2011
ss <- rnorm(12,0,1)
pm <- data.frame(ii,ss)
tmpplot <- ggplot(pm, aes(x = ii, y = ss))
plot <- tmpplot + geom_line()
plot
In my case, ggplot reports on the year 2000,
2013 Mar 07
2
How to transpose it in a fast way?
...list(strsplit(line,"\t"))
geno_t<-cbind(geno_t,line)
}
write.table(geno_t,"xxx.txt")
It works but it is too slow ,how to optimize it???
Thank you
Yao He
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
2013 Jan 09
4
how to count "A","C","T","G" in each row in a big data.frame?
...;A","C","T","G" in each row
an example output what I want is like that
A C AA AC CC
3 5 1 1 2
Thanks in advance
Yao He
--
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
2013 Jan 10
1
how to generate a matrix by an my data.frame
...50673
2274 2321 0
2274 2356 0
2274 2611 0
2451 2451 0.018768
2451 2321 0
2451 2356 0
2451 2611 0
2321 2321 0
2321 2356 0
2321 2611 0
2356 2356 0
2356 2611 0
2611 2611 0
Yao He
?????????????????????????
Master candidate in 2rd year
Department of Animal genetics & breeding
Room 436,College of Animial Science&Technology,
China Agriculture University,Beijing,100193
E-mail: yao.h.1988 at gmail.com
??????????????????????????
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1 2353 2409 0.301773
1 2353 2500 0.169518
1 2353 2598 0.11274
1 2353 2610 0.107414
1 2353 2300 0.034492
1 2353...