Hmisc v2.2-0


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Harrell Miscellaneous

The Hmisc library contains many functions useful for data analysis, high-level graphics, utility operations, functions for computing sample size and power, importing datasets, imputing missing values, advanced table making, variable clustering, character string manipulation, conversion of S objects to LaTeX code, and recoding variables.

Functions in Hmisc

Name Description
Cs Character strings from unquoted names
bpplot Box-percentile plots
approxExtrap Linear Extrapolation
impute Generic Functions and Methods for Imputation
dotchart2 Enhanced Dot Chart
html Convert an S object to HTML
Overview Overview of Hmisc Library
Misc Miscellaneous Functions
histbackback Back to Back Histograms
bootkm Bootstrap Kaplan-Meier Estimates
first.word First Word in a String or Expression
abs.error.pred Indexes of Absolute Prediction Error for Linear Models
event.chart Flexible Event Chart for Time-to-Event Data
binconf Confidence Intervals for Binomial Probabilities
mtitle Margin Titles
Hmisc-internal Internal Hmisc functions
gbayes Gaussian Bayesian Posterior and Predictive Distributions
cpower Power of Cox/log-rank Two-Sample Test
deff Design Effect and Intra-cluster Correlation
dataRep Representativeness of Observations in a Data Set
hoeffd Matrix of Hoeffding's D Statistics
bystats Statistics by Categories
na.detail.response Detailed Response Variable Information
na.delete Row-wise Deletion na.action
describe Concise Statistical Description of a Vector, Matrix, Data Frame, or Formula
hdquantile Harrell-Davis Distribution-Free Quantile Estimator
ciapower Power of Interaction Test for Exponential Survival
eip Edit In Place
rlegend Special Version of legend for R
na.keep Do-nothing na.action Check if All Elements in Character Vector are Numeric
list.tree Pretty-print the Structure of a Data Object
aregImpute Multiple Imputation using Additive Regression, Bootstrapping, and Predictive Mean Matching
minor.tick Minor Tick Marks
rcspline.eval Restricted Cubic Spline Design Matrix
pstamp Date/Time/Directory Stamp the Current Plot
plsmo Plot smoothed estimates
panel.bpplot Box-Percentile Panel Function for Trellis
cut2 Cut a Numeric Variable into Intervals
format.df Format a Data Frame or Matrix for LaTeX or HTML
popower Power and Sample Size for Ordinal Response
plotCorrPrecision Plot Precision of Estimate of Pearson Correlation Coefficient
ps.slide Postscript and Adobe PDF Setup for 35mm Slides and Other Formats
sedit Character String Editing and Miscellaneous Character Handling Functions
Lag Lag a Numeric, Character, or Factor Vector
store Store an Object Permanently
errbar Plot Error Bars
summarize Summarize Scalars or Matrices by Cross-Classification
spower Simulate Power of 2-Sample Test for Survival under Complex Conditions
labcurve Label Curves, Make Keys, and Interactively Draw Points and Curves
show.pch Display Colors, Plotting Symbols, and Symbol Numeric Equivalents
rcorrp.cens Rank Correlation for Paired Predictors with a Censored Response
src Source a File from the Current Working Directory
solvet solve Function with tol argument
ecdf Empirical Cumulative Distribution Plot
rcspline.plot Plot Restricted Cubic Spline Function
sys Run Unix or Dos Depending on System
pc1 First Principal Component
translate Translate Vector or Matrix of Text Strings
rMultinom Generate Multinomial Random Variables with Varying Probabilities
samplesize.bin Sample Size for 2-sample Binomial
prnz Print and Object with its Name
xYplot xyplot and dotplot with Matrix Variables to Plot Error Bars and Bands
event.history Produces event.history graph for survival data Mean x vs. function of y in groups of x
mgp.axis Draw Axes With Side-Specific mgp Parameters Histograms for Variables in a Data Frame
summary.formula Summarize Data for Making Tables and Plots
bpower Power and Sample Size for Two-Sample Binomial Test
print.char.matrix Function to print a matrix with stacked cells
reorder.factor Reorder Factor Levels
rcspline.restate Re-state Restricted Cubic Spline Function
latex Convert an S object to LaTeX, and Related Utilities
label Label Attribute of an Object
sas.get Convert a SAS Dataset to an S Data Frame
score.binary Score a Series of Binary Variables
somers2 Somers' Dxy Rank Correlation
rcorr.cens Rank Correlation for Censored Data
symbol.freq Graphic Representation of a Frequency Table
data.frame.create.modify.check Tips for Creating, Modifying, and Checking Data Frames
sasxport.get Enhanced Importing of SAS Transport Files using read.xport
reShape Reshape Matrices and Serial Data
spss.get Enhanced Importing of SPSS Files
t.test.cluster t-test for Clustered Data
units Units Attribute of a Vector
wtd.mean Weighted Statistical Estimates
varclus Variable Clustering
scat1d One-Dimensional Scatter Diagram, Spike Histogram, or Density
transcan Transformations/Imputations using Canonical Variates
upData Update a Data Frame or Cleanup a Data Frame after Importing
.in. Find Matching (or Non-Matching) Elements
getHdata Download and Install Datasets for Hmisc, Design, and Statistical Modeling
interaction Compute the Interaction of Several Factors
ldBands Group Sequential Boundaries using the Lan-DeMets Approach
rm.boot Bootstrap Repeated Measurements Model Compute Summary Statistics on a Vector
contents Metadata for a Data Frame
find.matches Find Close Matches
rcorr Matrix of Correlations and Generalized Spearman Rank Correlation
transace Additive Regression and Transformations using ace or avas
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