Ecosystem health is deteriorating in many parts of the world due to direct and indirect anthropogenic pressures. Generating accurate, useful, and impactful models of past, current, and future states of ecosystem structure and function is a complex endeavor that often requires vast amounts of data from multiple sources and knowledge from…

Networks, such as social networks, are a universal solution for modeling complex problems in real time, especially in the Big Data community. While previous studies have attempted to enhance network processing algorithms, none have paved a path for the development of a persistent storage system. The proposed solution, GraphStore, provides an…

This guide provides information on many aspects of CD-ROM development. Storage requirements of multimedia applications such as graphic images, audio, video, and animation are provided in section one. Storage capacity, transfer rate, and access time are the three criteria used to judge various storage media. In section two, specifications for these…

Based on a study conducted in Michigan, this article summarizes many of the problems involved in data collection and coordination. A number of specific recommendations are presented to alleviate these problems. (Editor)

The purpose of this survey is to identify and describe existing and contemplated projects in the Smithsonian Institution which make use of non-conventional means to store and retrieve information. These techniques range from electronic machine processed to a simple visual, color-coded system or a key-sort device. The 49 projects investigated were…

This discussion of the general principles of structure and construction of numeric databases introduces the concept of data points, their relationship to each other, and their storage in a nonredundant way. The collection of numeric data and their integration into the database structure are explained. Eight references are cited. (EJS)

Designed to help the correctional administrator meet external demands for information, this detailed analysis of the demand information problem identifies the sources of requests for and the nature of the information required from correctional institutions and discusses the kinds of analytic capabilities required to satisfy most demand information…

Applying to air quality data, procedures are presented for site characterization, method identification, data validation, and data summarization that are being established by the Environmental Protection Agency for the National Aerometric Data Bank. Topics review screening criteria, atypical results (data outliers), data accuracy and precision,…

A look at how the Atlanta Public Schools has utilized computers for collecting data to support a large community of computer users and a variety of computer applications. (Author/HB)

A preliminary plan is presented for the selection, acquisition, intellectual organization, and storage of the information which will underlie the Information Services Operation of the National Standard Reference Data System, as well as for methods of locating desired information items in storage, retrieving, and displaying or communicating them.…

A detailed guide to selecting appropriate source data automation equipment is presented. Source data automation equipment is used to prepare data for electronic data processing or computerized recordkeeping. The guide contains specifications, performance data cost, and pictures of the major types of machines used in source data automation.…

This study, which examined the demographic and educational characteristics of students who leave school before completing the twelfth grade, aimed to identify descriptive and predictive data on the potential school dropout in the Pasco School District of Washington State. The project was conducted as an initial step toward developing a data…

The students in a low-ability first-year classroom of a secondary school use a questionnaire and punched cards to collect and organize data about their classmates. The first five minutes and the first four minutes after the first quarter of an hour of the resulting class discussion are included. (MN)

Twenty-nine steps necessary for data file preparation for secondary analysis are discussed. Data base characteristics and planned use vary the complexity of the preparation. Required techniques (file verification, sample verification, file merger, data aggregation, file modification, and variable controls) and seven associated pitfalls are defined…

Pinpoints problems associated with personnel operations' inclusion in large complex information systems: personnel information system redesign requirements, potential confidentiality loss, reduced information accessibility, awkward data format requirements, and psychological problems. Discusses single chip micro-processor and micro-computer…