May 1961 - Vol. 4 No. 5
Features
Design of an improved transmission/data processing code
Historically there has been strong difference of opinion in the construction of 6-bit (64-character) data codes, based upon whether the code is to be used for…
An indirect chaining method for addressing on secondary keys
Methods for entering random-access files on the basis of one key are briefly surveyed. The widely used chaining method, based on a pseudo-random key transformation, is…
A method for evaluating the area of the normal function
Many statistical procedures require the cumulative area and ordinate of the normal function corresponding to a given deviate. The development of a computer program for…
Automatic abstracting and indexing—survey and recommendations
In preparation for the widespread use of automatic scanners which will read documents and transmit their contents to other machines for analysis, this report presents a…
This project is engaged in (a) a program of research into the application of the concepts and techniques of modern data processing to the design of mechanical parts, and…
Man-machine communication via simplified English
Two specific projects are in process as part of an advanced planning effort for the development of automated techniques for command and control.