Miscellaneous Functions
Overview of Hmisc Library
Character strings from unquoted names
Empirical Cumulative Distribution Plot
Gini's Mean Difference
Internal Hmisc functions
Faciliate Use of save and load to Remote Directories
Indexes of Absolute Prediction Error for Linear Models
Multiple Imputation using Additive Regression, Bootstrapping, and
Predictive Mean Matching
Bivariate Summaries Computed Separately by a Series of Predictors
Confidence Intervals for Binomial Probabilities
Bootstrap Kaplan-Meier Estimates
Representative Curves
Cut a Numeric Variable into Intervals
Linear Extrapolation
Additive Regression with Optimal Transformations on Both Sides using
Canonical Variates
Power and Sample Size for Two-Sample Binomial Test
Box-percentile plots
Element Merging
Metadata for a Data Frame
Statistics by Categories
capitalize the first letter of a string
Discrete Vector tools
Enhanced Dot Chart
Power of Interaction Test for Exponential Survival
Convert between the 5 different coordinate sytems on a graphical device
Find Close Matches
First Word in a String or Expression
Miscellaneous ggplot2 and grid Helper Functions
Frequency Scatterplot
Enhanced Version of dotchart Function
Enhanced Version of dotchart Function for plotly
Flexible Event Chart for Time-to-Event Data
Event Conversion for Time-to-Event Data
Generic Functions and Methods for Imputation
Increment and Decrement
Methods for Storing and Analyzing Multiple Choice Variables
creates a string that is a repeat of a substring
Gaussian Bayesian Posterior and Predictive Distributions
Download and Install Datasets for Hmisc , rms , and Statistical
Modeling
knitr Setup and plotly Service Function
Label Curves, Make Keys, and Interactively Draw Points and Curves
Interact with github rscripts Project
Open a Zip File From a URL.
Enhanced Dot Chart for LaTeX Picture Environment with epic
Convert a Data Frame or Matrix to a LaTeX Tabular
Lag a Numeric, Character, or Factor Vector
Merge Multiple Data Frames or Data Tables
Add Marginal Observations
Check if All Elements in Character Vector are Numeric
Design Effect and Intra-cluster Correlation
Concise Statistical Description of a Vector, Matrix, Data Frame,
or Formula
Plot Error Bars
Power of Cox/log-rank Two-Sample Test
Read Comma-Separated Text Data Files
data.frame.create.modify.check
Tips for Creating, Modifying, and Checking Data Frames
Representativeness of Observations in a Data Set
Produces event.history graph for survival data
Miscellaneous Functions for Epidemiology
Multicolumn Formating
Format a Data Frame or Matrix for LaTeX or HTML
Creates a string of arbitry length
Extract number of intercepts
Date/Time/Directory Stamp the Current Plot
Generate Multinomial Random Variables with Varying Probabilities
Create LaTeX Thermometers and Colored Needles
Legend Creation Functions
Find Matching (or Non-Matching) Elements
Compute Number of Observations for Left Hand Side of Formula
Transform Data Frame Into a Compact ff
Object
Back to Back Histograms
Use plotly to Draw Stratified Spike Histogram and Box Plot Statistics
Box-Percentile Panel Function for Trellis
Plot smoothed estimates
Power and Sample Size for Ordinal Response
Plot Restricted Cubic Spline Function
Re-state Restricted Cubic Spline Function
Format P Values
Matrix of Hoeffding's D Statistics
Convert an S object to HTML
Minor Tick Marks
One-Dimensional Scatter Diagram, Spike Histogram, or Density
Score a Series of Binary Variables
Somers' Dxy Rank Correlation
Simulate Power of 2-Sample Test for Survival under Complex Conditions
Patitions an object into different sets
prints a list of lists in a visually readable format.
Function to print a matrix with stacked cells
Matrix of Correlations and P-values
Rank Correlation for Censored Data
Display image from psfrag LaTeX strings
List Simplification
String Dimentions
Summarize Mixed Data Types vs. Groups
Multi-way Summary of Proportions
Transformations/Imputations using Canonical Variates
Translate Vector or Matrix of Text Strings
Pretty-print the Structure of a Data Object
Apply a Function to Rows of a Matrix or Vector
Reshape Matrices and Serial Data
Redundancy Analysis
Character String Editing and Miscellaneous Character Handling Functions
Display Colors, Plotting Symbols, and Symbol Numeric Equivalents
Escapes any characters that would have special meaning in a reqular expression.
Harrell-Davis Distribution-Free Quantile Estimator
Histograms for Variables in a Data Frame
Plot Multiple Lines
Embed a new plot within an existing plot
t-test for Clustered Data
Interface to Tabular Function
Convert a SAS Dataset to an S Data Frame
Label Attribute of an Object
Convert an S object to LaTeX, and Related Utilities
Read Tables in a Microsoft Access Database
Update a Data Frame or Cleanup a Data Frame after Importing
Weighted Statistical Estimates
xyplot and dotplot with Matrix Variables to Plot Error Bars and Bands
Margin Titles
Detailed Response Variable Information
Do-nothing na.action
Draw Axes With Side-Specific mgp Parameters
Sample Size for 2-sample Binomial
Enhanced Importing of SAS Transport Files using read.xport
Add a lowess smoother without counfidence bands.
Enhanced Importing of STATA Files
Summarize Scalars or Matrices by Cross-Classification
Summarize Data for Making Tables and Plots
Determine Dimensions of Strings
Break a String into Many Lines at Newlines
return the floor, ceiling, or rounded value of date or time to
specified unit.
Row-wise Deletion na.action
First Principal Component
Plot Precision of Estimate of Pearson Correlation Coefficient
Rank Correlation for Paired Predictors with a Possibly Censored
Response, and Integrated Discrimination Index
Units Attribute of a Vector
Auxiliary Function Method for Sorting and Ranking
Mean x vs. function of y in groups of x
Print and Object with its Name
Selectively Print Lines of a Text Vector
Special Version of legend for R
Bootstrap Repeated Measurements Model
Enhanced Importing of SPSS Files
Restricted Cubic Spline Design Matrix
Compute Summary Statistics on a Vector
solve Function with tol argument
Graphic Representation of a Frequency Table
Variable Clustering
Run Unix or Dos Depending on System
Change First Letters to Upper Case
Store Discriptive Information About an Object
Source a File from the Current Working Directory
Graphical Summarization of Continuous Variables Against a Response
Summarize Multiple Response Variables and Make Multipanel Scatter
or Dot Plot
function for use in graphs that are used with the psfrag package in LaTeX
Additive Regression and Transformations using ace or avas
Get Number of Days in Year or Month
Combine Variables in a Matrix