Adjunct Professor of Computer Science, University
of Illinois at Chicago
Adjunct Professor of Statistics, Northwestern University
Executive Vice President, SYSTAT Software
225 West Washington St.
Chicago, IL 60606
leland dot wilkinson at systat dot com
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.
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
Revising the Pareto Chart
The Language of Graphics
EDA and the Internet
nViZn: An Algebra-Based Visualization System
Statistical Methods in Psychology Journals: Guidelines and Explanations
Nominal, Ordinal, Interval, Ratio Typologies are Misleading
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
A Scaled Logistic Quasi-Simplex is a Football and its Stress is not a Function of the Number of Points
Statistics and Statistical Graphics Resources
My 1964 Diana (wish I still had one)
Wellfleet Web Cam
Yorktown Heights House
Wicker Park Lutheran Church
Last revised, 20 November 2008