Displaying 20 results from an estimated 23 matches for "inputdata".
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2000 Apr 05
2
My first R-program
Sorry, I pasted the wrong file in earlier... this is the correct one:
pValCalculator(b, n=20, m=20)
{
ind <- 1:min(c(n,m))
prob <- (1-pnorm(b,sd=std*sqrt(ind)))
prob1 <- sum((n-ind+1)*(m-ind+1)*prob)
prob1
}
inputData <-
scan("/users/lvssso/projects/LAMA/output/pValLamaScore.tmp", list(block1
= "",block2 = "",width1 = 0,width2 = 0,alignment = 0,score = 0));
pVal <- vector(mode = "numeric", length(inputData$score));
for(i in 1:length(inputData$score))
pVal[i] <...
2005 Sep 09
2
Question about plotting discontinuous data
Hi, I have a simple question that I just cannot figure out. I
have 2 corresponding columns of data, one column (X-axis) for
time (formatted thus: 8:30:01am = 830.1, 12:30:05pm = 1230.5,
and one column (Y-axis) for values.
When I attempt to plot the data using something like
plot(inputdata[,1],inputdata[,2],type="l");
I get breaks in the plot (since the time essentially jumps
from 8:59:59am = 859.59 to 9:00:00am = 900.0).
Essentially, I get the plot shape I want if I just plot the
'values' column using plot(inputdata[,2],type="l");
however, then I don'...
2009 Oct 14
2
attach
Hi all,
I have a question regarding the memory usage for the attach function.
Say I have a data.frame inputdat that I create with read.csv.
I would like to know what happens on the memory side when I use
attach(inputdata)
Is there a second allocation of memory for inputdata?
Then I'm using eval on a expression which depends on the columns of
inputdata. Is it better not to use attach function?
Thanks in advance
Christophe
--
Christophe Dutang
Ph.D. student at ISFA, Lyon, France
website: http://dutangc.fr...
2005 Apr 08
2
DLL Memory Problem
...ells),qlsum(ncells),qilsum(ncells)
real*8 pi2sum(ncells),pl2sum(ncells)
real*8 qi2sum(ncells),ql2sum(ncells)
real*8 covmatr(maxitem,maxitem),cormatr(maxitem,maxitem)
real*8 covmatt(maxitem,maxitem),cormatt(maxitem,maxitem)
real*8 sisl
The R function that is calling it is as follows (inputdata is a 400x10
matrix of 0's and 1's
in the example I have been trying).
ccprox<-function(inputdata){
nexmn<-length(inputdata[,1])
nitem<-length(inputdata[1,])
covmatr<-matrix(0,100,100)
covmatt<-matrix(0,100,100)
cormatr<-matrix(0,100,100)
cormatt<-mat...
2000 Apr 05
0
My first R program
...first R
program, and I seem to not have grasped something right. I keep getting
an error message from 'parse' on the line with the *** :
pValCalculator(b, n=20, m=20)
{
ind <- 1:min(c(n,m))
prob <- (1-pnorm(b,sd=std*sqrt(ind)))
prob1 <- sum((n-ind+1)*(m-ind+1)*prob)
prob1
}
inputData <-
scan("/users/lvssso/projects/LAMA/output/pValLamaScore.tmp", list(block1
= "",block2 = "",width1 = 0,width2 = 0,alignment = 0,score = 0));
pVal <- vector(mode = "numeric", length(lamaScore));
for(i in 1:length(inputData$lamaScore)
***** pVal[i] &l...
2012 May 11
0
NLS sensitivity to start= values or poles in data range
...contain three different options for the starting values. I thank you all in advance for any help or insights.
Simplified code follows... Actual code for the interactive version is available at http://www.schrodingersghost.com/RationalFit-0.2.R
# Start of Code
# Read and plot the data
InputData <- read.table("http://itl.nist.gov/div898/strd/nls/data/LINKS/DATA/Hahn1.dat",
header=0,
row.names=NULL,
col.names=c("CTE","K"),
skip=60)
indvar <- 2
depvar <- 1
indvarname <- names(InputData)[indvar]
depvarname <- nam...
2003 Feb 21
5
Problem Writeing a pipe using R (stdin is consumed)
Hi everybody,
I a, trying to use R as a pipe like this:
cat inputData | R --silent RCommandFile >outputData
The RCommandFile would contain something like readLines(stdin()).
I have tryed various things and none did work cleanly.
One possible solution is to use the pipe() function inside R and to pass in the "cat inputData" however this is not very conv...
2013 May 17
1
[LLVMdev] Alignment attribute of function arguments
Hello everyone,
Hopefully a simple question. How can I access function argument alignment
information? If my code has something like this:
void foo(short * __restrict __attribute__ ((aligned(8))) InputData){}
...as I deal with argument (InputData) can I get the alignment info set for
it?
Thanks!
Sergei
---
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by
The Linux Foundation
2018 Apr 12
2
R Timeseries tsoutliers:tso
....path(paste0(d.dir,"/zzz/"),FNAME,fsep =
.Platform$file.sep), header = TRUE, stringsAsFactors = FALSE, showProgress
= TRUE) %>% as.data.frame
d.input$dummy_date <- as.Date(d.input$dummy_date, "%Y-%m-%d")
selectedCols <- c("observation","dummy_date")
inputData <- d.input[,selectedCols]
outlier.types <- list("Additive Outliers","Levels Shifts","Seasonal Level
Shifts","Innovation Outlier","Temporary Change")
tsFrequency <- 52
params <- list("outlier.types" = outlier.types,"tsFrequ...
2010 Dec 02
1
Arrange elements on a matrix according to rowSums + short 'apply' Q
Greetings,
My goal is to create a Markov transition matrix (probability of moving from
one state to another) with the 'highest traffic' portion of the matrix
occupying the top-left section. Consider the following sample:
inputData <- c(
c(5, 3, 1, 6, 7),
c(9, 7, 3, 10, 11),
c(1, 2, 3, 4, 5),
c(2, 4, 6, 8, 10),
c(9, 5, 2, 1, 1)
)
MAT <- matrix(inputData, nrow = 5, ncol = 5, byrow = TRUE)
colnames(MAT) <- c("A", "B", "C", "D", "E")
rownames(MAT...
2018 Apr 13
0
Fwd: R Timeseries tsoutliers:tso
....path(paste0(d.dir,"/zzz/"),FNAME,fsep =
.Platform$file.sep), header = TRUE, stringsAsFactors = FALSE, showProgress
= TRUE) %>% as.data.frame
d.input$dummy_date <- as.Date(d.input$dummy_date, "%Y-%m-%d")
selectedCols <- c("observation","dummy_date")
inputData <- d.input[,selectedCols]
outlier.types <- list("Additive Outliers","Levels Shifts","Seasonal Level
Shifts","Innovation Outlier","Temporary Change")
tsFrequency <- 52
params <- list("outlier.types" = outlier.types,"tsFrequ...
2000 Jan 07
0
VQ generation utilities ready + usage instructions
...in is used for LSP
data, residuevqtrain for residue (not yet checked in; we're still playing with
it :-). genericvqtrain is a generic trainer that trains based on a mean squared
error.
each trainer takes the same command line syntax (run with no args to see it):
xxxxvqtrain basename [options] inputdata.vqd [options] [inputdata.vqd]...
...to train a set from scratch or:
xxxxvqtrain basename-n.vqi [options] [inputdata.vqd]...
...to continue training a set
'basename' is used as the root name for theoutput file. In the case of a new
set, the file produced is basename-0.vqi (the output is a...
2009 Nov 19
1
problem post request with RCurl
...nse. More importantly, the verbose option shows:
> Accept: */*
> Content-Length: 1227
> Content-Type: application/x-www-form-urlencoded
However, when I try to do this via RCurl, the data doesn't seem to get
sent:
q <- "<PCT-Data> <PCT-Data_input> <PCT-InputData> <PCT-
InputData_query> <PCT-Query> <PCT-
Query_type> <PCT-QueryType> <PCT-
QueryType_qas> <PCT-
QueryActivitySummary> <PCT-
QueryActivitySummary_output value=\"summary-t...
2012 Jul 09
4
Skipping lines and incomplete rows
...0.01 0.001
20 0.2 0.02 0.002
30 0.3 0.03 0.003
40 0.4 0.04 0.004
*******************************************
I tried using read.table with skip for line 1-3 as follows
inputData <- read.table("test.txt",sep = ";",skip = 3)
but the line 4 is creating problem with the following error:
Error in scan(file, what, nmax, sep, dec, quote, skip, nlines, na.strings,
:
line 3 did not have 585 elements
Can someone help me with this?
Thank you.
Ravi
--...
2011 Aug 03
2
convert a splus randomforest object to R
...data.restore("cost.rf.txt")
it works fine and able to restore the "cost.rf" object. But when I try
to pass a new data through this randomforest object using predict()
function, it gives me error message.
in R:
library(randomForest)
set.seed(2211)
pred <- predict(cost.rf, InputData[ , ])
Error in object$forest$cutoff : $ operator is invalid for atomic vectors
Looks like after restoring the dump file, the object is not compatible
in R. Have anyone successfully converted a splus randomforest object to
R? what will be the appropriate method to do this?
Thanks in advance.
Ji...
2003 Jul 10
2
please help on frag polynoms
...on the topic of frag polynoms?
i just heard of a friend of mine, that i could build in a functioon called
fragpoly (he was talking of such a function in the 'stata' language) in order
to improve my process of finding an optimal linear model.
instead of trying a vast amount of transformed inputdata to find the best
fit and then step backwards down to e.g. rank 5 in order to get a smooth curve,
i could start right from the beginning with only very few but therefore very
flexible funktions (litle similar to box-plot) which adopt themselve
automaticaly to an optimal fitt and r-squered.
can anyo...
2011 Jan 20
1
fix sign of a coefficient in formula
Dear R users & experts,
I'd like to create a model using lm (or glm) under some constraints of
how coefficients for each component could look like (sort of a range of
coefficients that should be allowed).
So let's go for an example :
model=lm(age ~ eyecolor + height, data=inputdata)
So let's suppose that R pops out a model with positive estimates for the
coefficients eyecolor and height, I have to use them as is. But however,
if I'd like to produce a model that follows that behaviour :
age = A*eyecolor - B*height
having A>0 and B>0
how can I achieve that? I r...
2009 Apr 16
2
Reading in a large number of dbf files
good morning
This question is not a stats question per say but a data management and
lattice plotting problem. I apologize now if I'm asking an inappropriate
question to this gracious group.
I'm need to bring in approximately 100 *.dbf files into R but I'm having
difficultly understanding several examples I've tracked down regarding this
procedure and could benefit from your
2010 Mar 03
1
List of zoo dataframes
...I can run a batch of statistical analyses on them.
I also want to have the specification of the analysis on a list of some
sort as well.
For example:
List "a" has 3 zoo data sets and list "b" has 2 specifications (calls)
for a function (say, "analysis(specification, inputdata)" ) that runs
some statistical manipulations (regressions, nonlin models, etc. etc.)
on the elements of the zoo data frames. Thus I want to be able to run
(this is pseudo R code):
for (i in 1:3)
{
output1<-analysis(b[1], a[i])
output2<-analysis(b[2], a[i])
}
Thanks in advance for an...
2010 Aug 31
2
Error: cannot allocate vector of size 198.4 Mb
...ror: cannot allocate vector of size 198.4 Mb"
------------------------------
I've tried with:
> memory.limit(size=2047);
[1] 2047
> memory.size(max=TRUE);
[1] 12.75
> library('RODBC');
> Channel<-odbcConnectAccess('c:/test.MDB'); # inputdata:15 cols, 2000000
rows, 173 MB
> x<-sqlFetch(Channel,'data1');
> odbcCloseAll();
> gc(TRUE)
Garbage collection 69 = 2+2+65 (level 2) ...
3.6 Mbytes of cons cells used (38%)
183.8 Mbytes of vectors used (36%)
used (Mb) gc trigger (Mb) max used...