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Statistics 202A
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Background
Computing has always been an essential ingredient of statistical
practice. While probability theory provides us with a mathematical
foundation for describing data and studying statistical inference,
computing technologies act as a medium
through which analyses are actually realized. Our ability to
manipulate data and to audition new methodologies depends on and is
limited by our familiarity with computing technologies. To some
extent, even our notion of what constitutes "data" is a product of
our background in computing.
Through a series of group projects, we will study tools for
"exploratory computing." We will emphasize programming and scripting
languages over point-and-click interfaces. We hope to instill a
problem solving ability so that you will learn languages on your own,
cull online documentation or tutorials, find books and manuals.
Upcoming Events
This Week
In our first meeting, we will form quarter-long work groups; we will
begin with Unix and "pipe" basics. We will hold extra (voluntary) lab sessions
on Fridays for the first three weeks of the course to help students
get acclimated to their computing environment.
Projects
Below we have a brief description of the first three projects for
the course. A more complete listing of "deliverables" will be made
as the course progresses (and the actual assignments are made). Each
should take about two weeks, and each is a group project.
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[ Map ]
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Exploring geographic data
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[ Connect ]
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Wireless mobility on the Dartmouth Campus
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[ Sent ]
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Following Enron's e-mail traffic from boom to bust
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[ Scan ]
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Consider the "embedding" of R on a mobile robot that explores
the environment, taking measurements of various quantities (light,
temperature, pressure, CO2)
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[ Live ]
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1 year, 100 students, 350,000 hours of continuous data
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Instructor
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Mark Hansen
8951 Mathematical Sciences Building
University of California, Los Angeles
cocteau|@|stat.ucla.edu
www.stat.ucla.edu/~cocteau
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Meeting  
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MW 4:00-5:20
A25 Haines Hall
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Office Hours  
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Tuesday and Thursday TBD, Friday 2-4
(or by appointment)
8951 Mathematical Sciences
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Grading  
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20%
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Class participation
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80%
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Projects and in-class presentations
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Syllabus  
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[ PDF | HTML ]
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Texts  
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The following books are only recommended, although
will probably prove to be extremely useful references
long after the course is over.
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Unix in a Nutshell, by Robbins
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Programming Perl,
by Wall, Christiansen, Orwant
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Learning Perl Programming,
by Schwartz and Phoenix
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Mastering Regular Expressions, by Friedl
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Programming with Data, by Chambers
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S Programming,
by Venables and Ripley
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Processing,
site by Reas and Fry
Texts will be added to this list as the quarter progresses.
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Resources  
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A list of computing resources and selected online
articles is forming here.
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Data  
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Datasets from lecture will be made available
in an ongoing basis. Students are strongly encouraged
to try some of the commands/programs/ideas discussed in lecture
using these datasets. Data for the projects are available
from each separate Project site.
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Lectures  
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Lectures will be posted in an ongoing basis with
hardcopies handed out before each lecture.
Lecture 1 (Introduction)
Lecture 2 (Unix basics -- corrected)
Lecture 3 (Regular expressions)
Guest Lecture: Neal Richman, Urban Planning, UCLA
Lecture 4 (Perl introduction -- corrected)
Lecture 5 (Perl and Judge Roberts -- corrected)
Lecture 6 (Perl wire tapping)
Lecture 7 (Dartmouth wireless project)
Lecture 8 (Wireless traces, Reference)
Lecture 9 (Final Perl lecture -- corrected)
Lecture 10 (A first look at R)
Lecture 11 (and a second look)
Lecture 12 (End of the thermal mapper)
Lecture 13 (More data manipulation in R)
Lecture 14 (Functions in R, the return of John Roberts)
Lecture 15 (Object oriented programming in R)
Lecture 16 (Debugging, packages, software licenses)
Lecture 17 (Introduction to databases)
Lecture 18 (Art and the relational model)
Lecture 19 (Processing)
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