Browsing Open Access Repositories by Issue Date
Now showing items 181-200 of 4204
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The analysis and simulation of multi-access computer systems
(University of CambridgeDepartment of Applied Mathematics and Theoretical Physics, 1970-05-07)
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The Text-Justifier TJ6
(1970-06-01)This memo describes the TJ6 type justifying program, which can be used in the production of memos, such as this one. In addition, Appendices 1, 2, and 3 of this memo contain related information about TECO, the "Selectric" ...
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The Function of FUNCTION in LISP, or Why the FUNARG Problem Should be Called the Environment Problem
(1970-06-01)A problem common to many powerful programming languages arises when one has to determine what values to assign to free variables in functions. Different implementational approaches which attempt to solve the problem are ...
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Cellular Automata
(1970-06-01)This paper presents in order 1) a brief description of the results, 2) a definition of cellular automata, 3) discussion of previous work in this area by Von Neumann and Codd, and 4) details of how the prescribed behaviors ...
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Hypergeometric Functions in MATHLAB
(1970-06-01)This memo describers some of the important properties and manipulations of Hypergeometric Functions which my be useful in MATHLAB. A convention for representing the function is adopted which is readily adaptable to ...
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On Boundary Detection
(1970-07-01)A description is given of how edge erase of prismatic objects appear through a television camera serving as visual input to a computer. Two types of edge-finding predicates are proposed and compared, one linear in intensity, ...
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Micro-Planner Reference Manual
(1970-07-01)Micro-Planner is an implementation of a subset of Cal Hewitt's language, PLANNER by Gerald Jay Sussman, Terry Winograd, and Eugene Charniak on the AI group computer in LISP. Micro-Planner is now a publically accessible ...
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Peter Samson's Music Processor, BIG
(1970-07-01)The contents of this memo are: commands which create a name, commands which create music, playing commands, plotting commands, general utility commands, debugging commands (in relation to relics of the past, features you ...
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The Vision Laboratory: Part One
(1970-07-01)Some of the facilities for vision programming are discussed in the format of a user's manual.
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Look-Ahead Strategies in One Person Games with Randomly Generated Game Trees
(1970-07-01)A random method for generated binary trees is presented, ad twp forms of a class of one person games called, "Tree Solitaire" which have such trees as their game trees are defined. After what "look ahead strategy" ...
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Extending Guzman's SEE Program
(1970-07-01)Adolfo Guzman's SEE program groups the regions of a two-dimensional scene into bodies, using, using local evidence in the scene to link regions together. This paper discusses an extended version of the SEE procedure that ...
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Removing Shadows in a Scene
(1970-08-01)This paper describes a LISP function, ERASER, to be used in the process of recognizing objects by a computer. It is a pre-processor to a program called SEE which finds whole bodies in a scene. A short description of SEE ...
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More Comparative Schematology
(1970-08-01)Schemas are programs in which some of the function symbols are un-interpreted. In this paper we compare classed of schemas in which various kinds of constraints are imposed on some of the function symbols. Among the classes ...
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Computer Recognition of Prismatic Solids
(1970-08-01)An investigation is made into the problem of constructing a model of the appearance to an optical input device of scenes consisting of plane-faced geometric solids. The goal is to study algorithms which find the real ...
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PLANNER: A Language for Manipulating Models and Proving Theorems in a Robot
(1970-08-01)PLANNER is a language for proving theorems and manipulating models in a robot. The language is built out of a number of problem-solving primitives together with a hierarchical control structure. Statements can be asserted ...
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The Computer-Controlled Oculometer: A Prototype Interactive Eye Movement Tracking System
(1970-09-01)One kind of eye movement tracking device which has great potential is the digital computer-controlled Oculometer, an instrument which non-invasively measures point of regard of the subject, as well as pupil diameter ...
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Learning Structural Descriptions from Examples
(1970-09-01)The research here described centers on how a machine can recognize concepts and learn concepts to be recognized. Explanations are found in computer programs that build and manipulate abstract descriptions of scenes ...
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Teaching Procedures in Humans and Robots
(1970-09-01)Analysis of the structure of procedures is central to the foundations of problem soling. In this paper we explore three principle means for teaching procedures: telling, canned loops, and procedural abstraction. The ...
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Shape from Shading: A Method for Obtaining the Shape of a Smooth Opaque Object from One View
(1970-11-01)A method will be described for finding the shape of a smooth apaque object form a monocular image, given a knowledge of the surface photometry, the position of the lightsource and certain auxiliary information to ...
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Comparative Schematology
(1970-11-01)While we may have the intuitive idea of one programming language having greater power than another, or of some subset of a language being an adequate 'core' for that language, we find when we try to formalize this notion ...