search for: data_set

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2010 Feb 19
3
Deleting colmuns with 0's and also writing multple csv files
...so in general how the dataset can be filtered in order to have only non-zero columns.   (2)  Suppose I have variable no of datasets 'say n = 10'. I wish to write a loop assigning each of these datasets to diffrent csv files e.g.   for (i in 1:10)  { write.csv(data.frame(dataset[,,i]), 'data_set[i].csv', row.names = FALSE)  } The result of this command is generation of a csv file 'data_set[i].csv' containing the last dataset (owing to the wrong command written by me).   What I need is creation of say data_set[1].csv, data_set[2].csv,  .........data_set[10].csv i.e. 10 differen...
2007 Apr 18
3
Problems in programming a simple likelihood
...sd=1)) else llik <- llik + log(1-pnorm(zeta[i,], mean=0, sd=1)) } return(-llik) } women <- read.table("~/R/Examples/Women13.txt", header=TRUE) # DATA # THE DATA SET CAN BE ACCESSED HERE # women <- read.table("http://wps.aw.com/wps/media/objects/2228/2281678/Data_Sets/ASCII/Women13.txt", header=TRUE) # I HAVE CHANGED THE NAMES OF THE VARIABLES # J is changed to "work" # M is changed to "mar" # S is changed to "school" attach(women) # THE VARIABLES OF USE ARE # work: binary dependent variable # mar: whether married or not...
2009 Sep 20
3
plotting least-squares regression against x-axis
Hi, I want to plot the residuals of a least-squares regression. plot(lm(y~x), which=1) does this, but it plots the y-axis of my data on the x-axis of the residuals plot. That is, it plots the residual for each y-value in the data. Can I instead use the x-axis of my data as the x-axis of the residuals plot, showing the residual for a given x? Thanks! Jason Priem University of North
2003 Feb 11
3
Tcl/Tk support is not available on this system.
I am trying to get R to run on a Red Hat 8 system, I am running R version 1.6.2 with Tcl/Tk version 8.3.5 installed. When I try to test R from the data_sets directory I get the error message; Error in firstlib(which.lib.loc, package) : Tcl/Tk support is not available on this system Error in fileBrowser(textToShow = "Choose one CDF file" , nSelect = 1, : tcl/tk library not available Execution halted. Any help would be appreciated. Doug Fo...
2013 Sep 12
3
[PATCH 1/1 V3] x86/AMD-Vi: Add additional check for invalid special->handle
...%#x used_id %#x\n", seg, PCI_BUS(bdf), PCI_SLOT(bdf), PCI_FUNC(bdf), - special->variety, special->handle); + special->variety, special->handle, special->used_id); add_ivrs_mapping_entry(bdf, bdf, special->header.data_setting, iommu); switch ( special->variety ) { case ACPI_IVHD_IOAPIC: - if ( !iommu_intremap ) + if ( !iommu_intremap || + is_ioapic_overidden(seg, bdf, special->handle) ) break; + /* * Some BIOSes have IOAPIC broken entri...
2011 Aug 09
1
need your consult
Dear Sir/Madam Hi. I am a general paediatrician, and I have read *some* chapters of the following books(1-3). I think SPSS lacks some features that may be important in data analysis (for example: interval of correlation coefficient in bivariate normal distribution, PRESS, and MSPR in cross-validation). I am thinking about changing SPSS to R: 1. SPSS is very expensive for me to update.
2013 Mar 06
1
lm Regression takes 24+ GB RAM - Error message
Hello, I am a rather unexperienced r-user (learned the language 1 month ago) and run into the following problem using a local computer with 6 cores & 24 GB RAM and R 2.15 64-bit. I didn't install any additional packages 1. Via the read.table command I load a data table (with different data types) which is about 730 MB large 2. I add 2 calculated columns 3. I split the dataset by 5
2013 Aug 28
12
[PATCH V2] x86/AMD-Vi: Add additional check for invalid special->handle
...%#x used_id %#x\n", seg, PCI_BUS(bdf), PCI_SLOT(bdf), PCI_FUNC(bdf), - special->variety, special->handle); + special->variety, special->handle, special->used_id); add_ivrs_mapping_entry(bdf, bdf, special->header.data_setting, iommu); switch ( special->variety ) { case ACPI_IVHD_IOAPIC: + { + unsigned int apic_id = 0; if ( !iommu_intremap ) break; /* @@ -715,29 +717,45 @@ static u16 __init parse_ivhd_device_special( */ for ( apic = 0; ap...
2009 Jul 09
2
How to Populate List
...From: mister_bluesman <mister_bluesman@hotmail.com> Subject: [R]  Extracting a column name in loop? To: r-help@r-project.org Message-ID: <24393160.post@talk.nabble.com> Content-Type: text/plain; charset=us-ascii Hi, I am writing a script that will address columns using syntax like: data_set[,1] to extract the data from the first column of my data set, for example. This code will be placed in a loop (where the column reference will be placed by a variable). What I also need to do is extract the column NAME for a given column being processed in the loop. The dataframe has been set s...
2013 Jul 22
69
[xen-unstable] Commit 2ca9fbd739b8a72b16dd790d0fff7b75f5488fb8 AMD IOMMU: allocate IRTE entries instead of using a static mapping, makes dom0 boot process stall several times.
Hi Jan, After commit 2ca9fbd739b8a72b16dd790d0fff7b75f5488fb8 AMD IOMMU: allocate IRTE entries instead of using a static mapping, booting dom0 stalls several times. Sometimes this results in RCU stall warnings from the dom0 kernel, hitting the "any" key, on normal or serial console, makes the boot continue for a while but it stalls several times. (It also stalls on shutdown BTW) I have