TL;DR: An algorithm is described which accepts as input the edges of a convex polyhedron, listed in any order, and which produces a consistent collection of sequences of points which describe the faces of thepolyhedron as required by certain display rendering packages.

TL;DR: An algorithm which, when given a digitized curve of general shape, automatically finds suitable knot points and the cubic B -spline polygon vertices corresponding to that curve, and is used to regenerate the curve graphically.

TL;DR: Important techniques for the interchange of mixed text-image documents are outlined, i.e. suitable facsimile rasters and a Document Architecture Model applicable to the presentation layer of the Open Systems Interconnection Reference Model are outlined.

TL;DR: An extension of the dither to multilevels is presented and it is shown how dithered images with few levels can be converted into many gray levels for display on cathode ray tubes.

TL;DR: Using three post-processing methods in the F.E.A.A., analysts can visually grasp the behavior of the magnetic fields and the error distribution in detail.

TL;DR: In this paper, the problem of automatically generating piecewise parametric cubic polynomial approximations to shapes from sampled data has been addressed and an algorithm that takes a set of sample points, plus optional endpoint and tangent vector specifications, and iteratively derives a single parametric-cubic function that lies close to the data points as defined by an error metric based on least squares.

TL;DR: A flexible computer vision is described which is able to recognize 3-D objects if their models are given, and three methods are proposed for those cases: use of EGI representation, use of relative angles between surface normals, and use of kernels.

TL;DR: Examples of CAD and CAM in automotive body engineering process at TOYOTA Motor Corp. are described with examples of philosophy of integrating systems and importance of improvement of design quality.

TL;DR: A set of programs which operate on a description of the circuit supplied by the user in the form of a data file and subsequently design the layout of a double-sided PCB has been developed.

TL;DR: The semantic data introduced into the parametric object model realize an effective designer/system interaction in product design environments and can solve such problems as similar product design problems, robot motion problems, design manufacturing data transfer problems, etc.

TL;DR: Methods of converting polygons to raster format and raster to polygon format are discussed and a simple scheme which uses overlapping polygons is described.

TL;DR: Incremental computers are suitable for curve generation of implicit functions by the new method, because the incremental computer can perform more complex algorithms than the analog computer and can calculate faster than the digital computer.

TL;DR: This paper describes a graphics system, which has been and is being developed at IBM Japan's Tokyo Scientific Center as a research prototype, and introduces a geographical data processing system as its application example.

TL;DR: A compact solid modelling system FREEDOM-II is discussed using simple algorithms for Boolean shape operations and hidden line-surface elimination.

TL;DR: This paper considers an algorithm that appears as a subroutine in the whole program that allows the main program to space points as a function of a distance interval for any parametric curve.

TL;DR: A criterion for evaluating the shape and surface balance characteristics of a cellular map is proposed and a conversion algorithm which produces well-shaped surface balance cellular maps is described.

TL;DR: This glossary clarifies some major technical terms of the certification of graphics software, especially of the Graphical Kernel System GKS.

TL;DR: Elliptical arcs are defined based on this method for generating ellipses by using conjugate radii and three of these interpolations are used to define local elliptic splines with first order derivative continuity.

TL;DR: A new German technique for accessing a multiprocessor BUS solves some raster scan problems but also appears to speed up some basic algorithms, such as sorting.

TL;DR: This paper clarifies smooth and effective interaction steps for the guidance for urban railway networks, enumerates I/O devices suitable for the effective guidance, enumerate data items to be required for theeffective guidance, clarifies the relationships among them, and describes the problems in solving the shortest time path and the minimal cost path.

TL;DR: A new system for describing time-varying scenes is presented that can be applied to computer animation, especially to puppet-like animation, because objects composed of convex curved parts are described relatively easily.

TL;DR: A Solid Modelling system using a volume encoding data structure called OCTREE which divides a solid into cubes is described.

TL;DR: The principles influencing the development of a software system for general network design using interactive computer graphics are stated and the design decisions made and the one implementation are presented.

TL;DR: The theoretical aspects of graphics processors in CAD/CAM system TIPS-1 are described, which can get both raster scan and line drawing pictures for the same of modeled 3-D geometry.

TL;DR: An internal combustion engine or pumping device is disclosed including a block forming a plurality of cylinders, each divided into a combustion chamber and a pumping chamber by a reciprocable piston, energy developed by internal combustion within the combustion chamber being transferred directly through the piston for pressurizing transmission drive fluid in the pumping chamber which is then communicated through a high pressure conduit for performing useful work and returned to the engine through a low pressure conduit.

TL;DR: The system is structured to create an environment in which statistical and graphics functions are integrated under flexible user control, and Procedure control functions enable graphics to become an integral part of the statistical modeling process.