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A standard multidimensional, easy-access data file structure for Apple II computers.

J H Waterborg, R E Harrington

    Computer Methods and Programs in Biomedicine
    |December 1, 1986
    PubMed
    Summary
    This summary is machine-generated.

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    A novel random access file structure for Apple II microcomputers enables efficient storage and retrieval of over 65,500 data values. This system facilitates dynamic data management and analysis for scientific applications.

    Area of Science:

    • Computer Science
    • Data Management
    • Scientific Computing

    Background:

    • Traditional data storage methods on microcomputers often limit the volume and accessibility of scientific data.
    • Efficient data handling is crucial for high-resolution recording and mathematical manipulation in research.

    Purpose of the Study:

    • To design a flexible random access file structure for Apple II microcomputers.
    • To enable storage of large datasets with easy accessibility for scientific analysis.

    Main Methods:

    • Developed a random access file structure supporting over 65,500 data values per file.
    • Implemented dynamic range capabilities of nearly 5 orders of magnitude.
    • Ensured data accessibility from BASIC under ProDOS operating system.

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    Main Results:

    • The file structure efficiently stores large volumes of data (170 values/Kbyte).
    • Accommodates single or multiple, independent or interdependent data sets within a single file.
    • Allows easy access and manipulation of entire or partial datasets for analysis and visualization.

    Conclusions:

    • The designed file structure significantly enhances data storage and management capabilities for Apple II microcomputers.
    • Facilitates high-resolution event recording and simplifies mathematical operations on scientific data.