Leland Wilkinson

Projects:

SYSTAT
The Grammar of Graphics
nViZn
Piano

Java Applets:

clt Central Limit Theorem.
cluster k-Means clustering.
edges Algorithms for computing edges of graphs.
smoothers Nonparametric smoothers (and a Galton puzzle).
graph layout Graph layout.
label layout Label layout.
parser Recursive descent parser.
automata Wolfram's cellular automata.

Online Publications:

Curriculum Vitae
Linf: An L-infinity Classifier
Venn and Euler Data Diagrams
The History of the Cluster Heat Map
High-Dimensional Visual Analytics: Interactive Exploration Guided by Pairwise Views of Point Distributions
Topographically-Based Real-Time Traffic Anomaly Detection in a Metropolitan Highway System
Galton's bend: A previously undiscovered nonlinearity in Galton's family stature data
The Language of Graphics
EDA and the Internet
Presentation Graphics
nViZn: An Algebra-Based Visualization System
Streaming Graphics
Statistical Methods in Psychology Journals: Guidelines and Explanations
Nominal, Ordinal, Interval, Ratio Typologies are Misleading
Dot Plots
Algorithms for Choosing the Domain and Range when Plotting a Function
Practical Guidelines for Testing Statistical Software
Comment on Cleveland
Less is more: Two- and three-dimensional graphics for data display
Tree Structured Data Analysis: AID, CHAID and CART
Mobiles
A Scaled Logistic Quasi-Simplex is a Football and its Stress is not a Function of the Number of Points

Links:

American Statistical Association
StatLib
Statistics and Statistical Graphics Resources
Steinway
My 1964 Diana (wish I still had one)
Wellfleet Web Cam
Yorktown Heights House
Stephan Wilkinson
Alec Wilkinson
Amie Wilkinson
Caroline Wilkinson
Benson Farb
Wicker Park Lutheran Church

Last revised, 20 November 2008