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1-8 of 8 reviews |
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A Prolog rule-based system for cartographic name placement
Cook A., Jones C. Computer Graphics Forum 9(2): 109-126, 1990. Type: Article
In the authors’ alternative approach to rule-based systems development, the logic programming language Prolog is used to implement the rules of name placement strategy. They describe the NAMEX logic programming system, which ...
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Jan 1 1992 |
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KA&Dgr;MO&Sgr;: a clausal language for CAD Modeling systems with morphological constraints
Milanese V. Computer Graphics Forum 9(1): 39-51, 1990. Type: Article
KA&Dgr;MO&Sgr; is a declarative language derived from Prolog that is suitable for creating hierarchical models of graphic entities, which are characterized by inheritable morphological and design constraints. The paper starts b...
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Jul 1 1991 |
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An approach to hierarchical input devices
Duce D., van Liere R., ten Hagen P. Computer Graphics Forum 9(1): 15-26, 1990. Type: Article
In this paper, the authors extend their formal description of the GKS input model in terms of Hoare’s CSP notation to hierarchically structured input devices that can be described as compositions of single-level devices. In s...
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May 1 1991 |
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Parametric surfaces in PHIGS PLUS: a new chance for patterning and hatching?
Bakker M. Computer Graphics Forum 9(1): 3-8, 1990. Type: Article
The new functionality in PHIGS PLUS offers the possibility of drawing patterns and hatches on curved surfaces that are topologically rectangular. PHIGS PLUS achieves this by including new classes of output primitives (parametric curves...
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Apr 1 1991 |
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A framework for functional specification and transformation of hidden surface elimination algorithms
Lakshminarasimhan A., Srivas M. Computer Graphics Forum 8(2): 75-98, 1989. Type: Article
Hidden surface removal (HSR) is a key problem in computer graphics. Only a few attempts have been made to classify HSR algorithms and even less effort has been devoted to formalizing them. The authors show how various HSR algorithms ca...
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Jul 1 1990 |
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IDECAP: interactive pictorial information system for demographic and environmental planning applications
van den Bos J., van Naelten M., Teunissen W. Computer Graphics Forum 3(1): 91-102, 1984. Type: Article
IDECAP is an interactive system for displaying maps of the Dutch 1971 census and 1978 land use data. The system is implemented on a PDP-11/45 in augmented C, and on a VAX11/780 in augmented PASCAL. In each case the augmentation is &a...
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Mar 1 1985 |
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The Winchester graphics system: a technical overview
Heywood T., Galton B., Gillett J., Morffew A., Quarendon P., Todd S., Wright W. Computer Graphics Forum 3(1): 61-70, 1984. Type: Article
This paper reemphasizes the benefits of relational databases and computer graphics in a research milieu. The hardware and software architecture is given a high-level presentation, while the database structure receives a somewhat more ...
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Mar 1 1985 |
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A functional approach to picture manipulation
Arya K. Computer Graphics Forum 3(1): 35-46, 1984. Type: Article
Arya’s paper discusses the creation and manipulation of 2D pictures using a functional programming language. The paper is based on a final year report for c a course in Computing Science at Imperial College, London, and uses ...
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Jan 1 1985 |
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