Leonardo Journal Volume 36, Issue 3, (2003)

Leonardo is a print journal, published five times a year. Leonardo is edited by Leonardo/the International Society for the Arts, Sciences and Technology, and published by the MIT Press.
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TABLE OF CONTENTS
Editorial: Art for the Solar Age
by Jürgen Claus
Special Section: Global Crossings: The Cultural Roots of Globalization
Of Story and Place: Communicating Ecological Principles through Art
by Ruth Wallen
ABSTRACT: The author argues for the importance of art in the exploration of ecological interrelationships. Art can help engender an understanding of and connection to the natural world, illuminate values and illustrate the myriad of ecological processes. Various artistic strategies used by the artist are discussed, including performances that document close observation of place, site-specific artwork that offers the opportunity to look at the natural and cultural environment in a new way, and digital imaging and web design that encourage a careful reading of representation through juxtaposition of imagery.
Synthetics: A History of the Electronically Generated Image in Australia
by Stephen Jones
ABSTRACT: This paper takes a brief look at the early years of computer-graphic and video-synthesizer-driven image production in Australia. It begins with the first (known) Australian data visualization, in 1957, and proceeds through the compositing of computer graphics and video effects in the music videos of the late 1980s. The author surveys the types of work produced by workers on the computer graphics and video synthesis systems of the early period and draws out some indications of the influences and interactions among artists and engineers and the technical systems they had available, which guided the evolution of the field for artistic production.
Image Emergency: A Psychogeography of Miami
by Gregory L. Ulmer, Barbara Jo Revelle, William Tilson and John Craig Freeman
Artist's Article
Polarization Microscopy as an Art Tool: Border Crossing between Art and Nature
by Manfred Friedrich
ABSTRACT: Until recently, polarization microscopy has been little developed as an art tool. It holds, however, an enormous aesthetic potential. The author first reviews the theoretical and technical background of polarization microscopy and then discusses how selected microscopic structures imaged via polarization microscopy can be represented according to the artist's individual aesthetic choices, the most important of which is color design by interference. The conscious perception of the pictures by the observer is discussed on the basis of our present knowledge of cognitive neurosciences. Polarization microscopy leads to a crossing of the boundaries between nature and the forms of non-representational painting.
Artist's Note
Intelligent Bathroom Fixtures and Systems: EXISTech Corporation's Safebath Project
by Steve Mann
ABSTRACT: EXISTech Corporation's computer networks, control systems and image-sensor technology facilitate hygienic touchless control of plumbing fixtures. Two of EXISTech's sensors are described here in detail: an active infrared faucet sensor and a passive infrared autoflush sensor. These devices allow internetworked plumbing systems to help facility managers and law-enforcement personnel remotely monitor the operation of bathroom fixtures. Intelligent fixtures and systems based on quantimetric sensing technology enhance the privacy of law-abiding users by eliminating the need for invasive policing of restrooms. New computer-vision algorithms also automatically detect accidents, as well as vandalism and contraband disposal, to assist remote monitoring by law enforcement.
General Articles
Augmented Sculpture: Computer Ghosts of Physical Artifacts
by Valery Adzhiev, Peter Comninos and Alexander Pasko
ABSTRACT: This paper describes an approach to computer-based sculpting concerned with the creation and modification of digital models based on physical abstract sculptures. The authors begin by presenting a survey of current methods for the creation of computer-based sculpted artifacts. They proceed to present some original methods and tools based on the Function Representation of geometric models. They introduce a specialized computer language, called HyperFun, that facilitates the modeling of complex objects. In addition to presenting computer-generated textured and animated models of pre-existing sculptures, they also show how novel shapes can be generated using the HyperFun system. Finally they outline two advanced projects concerned with creating a sculpture-based augmented reality that allows for the interactive participation of the observer.
Cognitive Dance Improvisation: How Study of the Motor System Can Inspire Dance (and Vice Versa)
by Ivar Hagendoorn
ABSTRACT: This paper describes several dance improvisation techniques inspired by the study of the motor system. One technique takes experiments on interlimb coordination from the laboratory to the dance studio. Another technique, termed fixed-point technique, makes use of the fact that one can change which part of the body is fixed in space. A third technique is based on the idea that one can maintain the action, as it were, by "reversing the acting limb." All techniques target a specific capacity of the motor system and as such may inspire new psychophysical experiments. The present approach to generating movements, which merges dance improvisation with insights from cognitive neuroscience and biokinesiology, may also be fruitfully extended to robotics.
Statements
Stan VanDerBeek: An Early Space Art Pioneer
by Jürgen Claus
A Three-Dimensional Zoetrope of the Calabi-Yau Cross-Section in CP4
by Stewart Dickson
New Media Dictionary
Part IX: General Terms in New Media
by Louise Poissant
Commentaries
by Therese F. Tierney, Edward A. Shanken
Leonardo Reviews
Reviews by Claire Barliant, Roy R. Behrens, Chris Cobb, Luisa Paraguai Donati, George Gessert, Amy Ione, Simone Osthoff, Robert Pepperell, Yvonne Spielmann and Stefaan Van Ryssen.
Leonardo Network News
Updated 13 May 2010
