Computer Generated Images

Author : Roy Hall
Publisher : Springer Science & Business Media
Page : 287 pages
File Size : 45,7 Mb
Release : 2012-12-06
Category : Computers
ISBN : 9781461235262

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Illumination and Color in Computer Generated Imagery by Roy Hall Pdf

In a very broad sense the historical development of computer graphics can be considered in three phases, each a giant step down the road towards "realistic" computer generated images. The first, during the late 1960's and early 1970's, can perhaps be characterized as the "wire frame" era. Basically pictures were composed of lines. Considerable em phasis was placed on "real time" interactive manipulation of the model. As models became more complex and as raster technology developed, eliminating the hidden lines or hidden surfaces from the image became critical for visual understanding. This requirement resulted in the second phase of computer graphics, the "hidden surface" era, that developed during the 1970's and early 1980's. The names associated with hidden surface algorithms read like a who's who of computer graphics. The cul mination of the hidden surface era and the beginning of the current and third era in computer graphics, the "rendering" era, was Turner Whitted's incorporation of a global illumination model into the ray trac ing algorithm. Now the goal was not just to generate an image, but to generate a realistic appearing image.

Author : Nadia Magnenat-Thalmann,Daniel Thalmann
Publisher : Springer Science & Business Media
Page : 495 pages
File Size : 46,6 Mb
Release : 2012-12-06
Category : Computers
ISBN : 9784431680338

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Computer-Generated Images by Nadia Magnenat-Thalmann,Daniel Thalmann Pdf

Research, development, and applications in computer graphics have dramatically expanded in recent years. Because of decreasing prices, superior hardware is now being used and image quality is better than ever. Many people now require image-synthesis techniques and software for their applicaions. Moreover, the techniques of computer ani mation have become very popular. In this book, we present a wide range of applications of computer graphics. This book is a collection of 44 papers in various areas of computer graphics selected from papers presented at Graphics Interface '85. Graphics Interface '85, held from May 27 to 31 in Montreal, was the first truly international computer graphics conference in Canada. This year, for the first time, the conference was presented jointly by the Com puter Graphics Society and the Canadian Man-Computer Communications Society. This new arrangement gave the conference international scope. The conference was spon sored by the Department of Communications in Ottawa, the Department of Science and Technology in Quebec, Supply and Services Canada, the Natural Sciences and Engineer ing Research Council of Canada, Hydro-Quebec, the "Association Canadienne Fran«aise pour I' Avancement des Sciences", and the Canadian Broadcasting Corpora tion. Graphics Interface '85 was organized by "1'Ecole des Hautes Etudes Commerciales" of the University of Montreal. Over 100 papers were submitted to the conference , but 64 were selected by the inter national program committee for presentation. This book contains new expanded versions of the papers.

Author : André Bigand,Julien Dehos,Christophe Renaud,Joseph Constantin
Publisher : Springer
Page : 88 pages
File Size : 53,7 Mb
Release : 2018-03-09
Category : Computers
ISBN : 9783319735436

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Image Quality Assessment of Computer-generated Images by André Bigand,Julien Dehos,Christophe Renaud,Joseph Constantin Pdf

Image Quality Assessment is well-known for measuring the perceived image degradation of natural scene images but is still an emerging topic for computer-generated images. This book addresses this problem and presents recent advances based on soft computing. It is aimed at students, practitioners and researchers in the field of image processing and related areas such as computer graphics and visualization. In this book, we first clarify the differences between natural scene images and computer-generated images, and address the problem of Image Quality Assessment (IQA) by focusing on the visual perception of noise. Rather than using known perceptual models, we first investigate the use of soft computing approaches, classically used in Artificial Intelligence, as full-reference and reduced-reference metrics. Thus, by creating Learning Machines, such as SVMs and RVMs, we can assess the perceptual quality of a computer-generated image. We also investigate the use of interval-valued fuzzy sets as a no-reference metric. These approaches are treated both theoretically and practically, for the complete process of IQA. The learning step is performed using a database built from experiments with human users and the resulting models can be used for any image computed with a stochastic rendering algorithm. This can be useful for detecting the visual convergence of the different parts of an image during the rendering process, and thus to optimize the computation. These models can also be extended to other applications that handle complex models, in the fields of signal processing and image processing.

Author : Anonim
Publisher : Unknown
Page : 150 pages
File Size : 50,7 Mb
Release : 1969
Category : Image processing
ISBN : MINN:31951D036985229

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Study for Applying Computer-generated Images to Visual Simulation by Anonim Pdf

Author : Fouad Sabry
Publisher : One Billion Knowledgeable
Page : 478 pages
File Size : 48,9 Mb
Release : 2022-08-03
Category : House & Home
ISBN : PKEY:6610000384655

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Computer Generated Imagery by Fouad Sabry Pdf

What Is Computer Generated Imagery The use of computer graphics to create or contribute to images in works of art, printed media, video games, simulators, computer animation, and visual effects in motion pictures, television programs, shorts, commercials, and videos is referred to as computer-generated imagery (also abbreviated as CGI). Although the word "CGI" is most generally used to refer to the 3-D computer graphics used for producing characters, scenes, and special effects in films and television, which is defined as "CGI animation," the pictures may be dynamic or static, and they may be two-dimensional (2D). How You Will Benefit (I) Insights, and validations about the following topics: Chapter 1: Computer-generated imagery Chapter 2: Computer animation Chapter 3: Digital art Chapter 4: Autodesk 3ds Max Chapter 5: Visual effects Chapter 6: Scientific visualization Chapter 7: Visualization (graphics) Chapter 8: Non-photorealistic rendering Chapter 9: Real-time computer graphics Chapter 10: Virtual cinematography Chapter 11: 3D rendering Chapter 12: 3D computer graphics Chapter 13: Projection augmented model Chapter 14: Computer graphics (computer science) Chapter 15: Computer graphics Chapter 16: Fractal-generating software Chapter 17: List of 3D computer graphics software Chapter 18: History of computer animation Chapter 19: 3D modeling Chapter 20: Visual computing Chapter 21: Virtual humans (II) Answering the public top questions about computer generated imagery. (III) Real world examples for the usage of computer generated imagery in many fields. (IV) 17 appendices to explain, briefly, 266 emerging technologies in each industry to have 360-degree full understanding of computer generated imagery' technologies. Who This Book Is For Professionals, undergraduate and graduate students, enthusiasts, hobbyists, and those who want to go beyond basic knowledge or information for any kind of computer generated imagery.

Author : Timothy J. Bradley
Publisher : Teacher Created Materials
Page : 64 pages
File Size : 54,5 Mb
Release : 2017-01-27
Category : Young Adult Nonfiction
ISBN : 9781480757189

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FX! Computer-Generated Imagery by Timothy J. Bradley Pdf

"The realism of visual effects has increased dramatically since filmmakers started using computers. With new technology, directors can now make short scenes or full-length movies using animation. Real-life actors can be combined with virtually-created sets. Check out how cutting-edge digital effects are created, and prepare to see movie magic!"--Page [4] cover.

Author : Timothy Bradley
Publisher : Teacher Created Materials
Page : 67 pages
File Size : 47,6 Mb
Release : 2017-01-27
Category : Young Adult Nonfiction
ISBN : 9781493837045

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FX! Computer-Generated Imagery 6-Pack by Timothy Bradley Pdf

From Avatar to Toy Story, this book explores the history of special effects in movies and television. This nonfiction title builds critical literacy skills while students are engaged in reading high-interest content. Featuring TIME content, this purposefully leveled text was developed by Timothy Rasinski, a leading expert in reading research. The intriguing sidebars feature fun facts that challenge students to think more deeply about the topics and develop higher-order thinking. Informational text features include a table of contents, captions, bold font, an extensive glossary, and a detailed index to deepen understanding and build academic vocabulary. The Try It! culminating activity requires students to connect back to the text, and the Reader's Guide provides opportunities for additional language-development activities. Aligned with McREL, WIDA/TESOL, and state standards, this title readies students for college and career. This 6-Pack includes six copies of this title and a lesson plan.

Author : Nadia Magnenat-Thalmann,Daniel Thalmann
Publisher : Springer
Page : 0 pages
File Size : 47,8 Mb
Release : 1985
Category : Computer graphics
ISBN : 0387700102

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Computer-generated Images by Nadia Magnenat-Thalmann,Daniel Thalmann Pdf

Author : Melvin L. Prueitt
Publisher : Unknown
Page : 78 pages
File Size : 52,7 Mb
Release : 1975
Category : Computers
ISBN : UOM:39015007206157

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Computer Graphics by Melvin L. Prueitt Pdf

Author : Oliver Deussen,Bernd Lintermann
Publisher : Springer
Page : 295 pages
File Size : 44,5 Mb
Release : 2006-03-30
Category : Computers
ISBN : 9783540271048

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Digital Design of Nature by Oliver Deussen,Bernd Lintermann Pdf

What is computer graphics and what are the conceptual tasks of research in this area? To the average person the term still conveys more or less the design of - gos and the manipulation of pictures with the help of image-editing programs. However, during the past four decades, computer graphics has evolved into an innovative multifaceted ?eld of research and computing that affects many other sciences. In many areas and for many problems we can best convey an und- standing through images that trigger our sense with the highest capability: our eye. And, what is more, aside from algorithms, formulas, and tables, the c- puter graphics scientist often is able to create beauty. Though it is a beauty of its own, it often fascinates the viewer, especially when complex aesthetic images emerge from simple mathematical concepts. Also, there are only a few other areas that advance as dynamically as inf- matics and especially computer graphics. While CPU capacity still increases and is almost doubled every 18 months, the rendering speed and ef?ciency of graphics boards has increased even more during recent years. Today, images can be rendered in real time that some years ago still required several hours of computing. Parallel to the rapid improvement of computer hardware, many newalgorithms weredevelopedthattoday form the basis for some fundamental changes and achievements in graphics.

Author : Kyoji Matsushima
Publisher : Springer Nature
Page : 470 pages
File Size : 42,7 Mb
Release : 2020-03-23
Category : Science
ISBN : 9783030384357

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Introduction to Computer Holography by Kyoji Matsushima Pdf

This book covers basic- to expert-level applications in computer holography, a strong candidate for the ultimate 3D display technology. The computer holography developed in the course of the past decade represents the basis of wave optics. Accordingly, the book presents the basic theory of wave optics and practical techniques for handling wave fields by means of the fast Fourier transform. Numerical techniques based on polygons, as well as mask-based techniques, are also presented for calculating the optical fields of virtual 3D models with occlusion processing. The book subsequently describes simulation techniques for very large-scale optical fields, and addresses the basics and concrete applications of simulation, offering a valuable resource for readers who need to employ it in the context of developing optical devices. To aid in comprehension, the main content is complemented by numerous examples of optical fields and photographs of reconstructed 3D images.

Author : James L. Murphy
Publisher : Unknown
Page : 20 pages
File Size : 42,9 Mb
Release : 1987
Category : Database management
ISBN : UCSC:32106020210834

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A Database Application for the Specification of Computer Generated Images by James L. Murphy Pdf

Author : Christopher Finch
Publisher : The Monacelli Press, LLC
Page : 289 pages
File Size : 49,5 Mb
Release : 2013-12-03
Category : Performing Arts
ISBN : 9781580933575

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The CG Story by Christopher Finch Pdf

The Art of Walt Disney author Christopher Finch tells the story of the pioneers of CG films: producer/directors like George Lucas, Steven Spielberg, and Ridley Scott; and John Lasseter and Ed Catmull, founders of Pixar. Computer generated imagery, commonly called “CG,” has had as big an impact on the movie industry as the advent of sound or color. Not only has it made possible a new kind of fully animated movie, but it also has revolutionized big-budget, live-action filmmaking. The CG Story is one of determined experimentation and brilliant innovation carried out by a group of gifted, colorful, and competitive young men and women, many of whom would become legendary in the digital world. George Lucas, Steven Spielberg, and Ridley Scott embraced the computer to create believable fantasy worlds of a richness that had seldom if ever been realized on screen. Their early efforts helped inspire a revolution in animation, enabled by technical wizardry and led by the founders of Pixar, including John Lasseter and Ed Catmull, who would create the entirely computer-produced worlds of Toy Story and subsequent Pixar films. Meanwhile, directors like James Cameron used the new technology to make hybrid live-action and CG films, including the extraordinary Avatar. Finch covers these and more, giving a full account of today’s most significant CG films.

Author : Richard Jackson,Lindsay MacDonald,Ken Freeman
Publisher : Wiley
Page : 256 pages
File Size : 46,8 Mb
Release : 1994-09-27
Category : Computers
ISBN : 0471933783

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Computer Generated Colour by Richard Jackson,Lindsay MacDonald,Ken Freeman Pdf

With the right software, anyone can create a colorful display on a computer. For a practical guide to getting it right, using color effectively?to communicate on screen, on different computers, or from computer to print?this book is ideal. It abounds with useful, jargon-free advice on the techniques and equipment, design and color choices faced by the programmer or software developer, computer novice or professional, using color in the presentation of computer-generated images. The authors give extensive information on how the eye sees color, how we describe and model color, and how the computer generates and displays it. Accessible, attractive, with color on every other page, numerous examples, line drawings, graphs and practical tips, this book will be invaluable to anyone wishing to use color on machines from humble PC to supercomputer. To demonstrate the true impact of color on screen the authors have also compiled a set of example illustrations available separately on CDI/Photo CD?. To order a copy simply return the reader-reply card in the book.

Author : James V. Cozzolongo
Publisher : Unknown
Page : 18 pages
File Size : 52,5 Mb
Release : 1982
Category : Fighter planes
ISBN : NASA:31769000555949

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Aircraft Geometry Verification with Enhanced Computer Generated Displays by James V. Cozzolongo Pdf