Transcription of A short tutorial on GrADS Grid Analysis and Display System
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1 A short tutorial on GrADS grid Analysis and Display System 2 Table of Contents 1. THE SOFTWARE .. 4 What is GrADS ? .. 4 Downloading GrADS .. 4 Support and Discussion List .. 4 BACKGROUND AND BASIC COMMANDS .. 4 Installing GrADS .. 4 The data and descriptor (.ctl) files .. 5 Running GrADS (initiation session) .. 6 The set command .. 10 Manipulating Dimensions .. 10 Other Basic Command .. 11 Examples and Basic Exercises .. 12 PLOTING GRAPHICS .. 14 Graphics types .. 14 Projections maps .. 16 Inserting Titles, Texts, Forms and 17 Controlling Graphical Options .. 18 Page Control .. 23 Application examples and exercises .. 24 GENERATING GRAPHICS OUTPUT FILES .. 26 GrADS metafile (.gmf) archives .. 26 GrADS Metafile Viewer for Windows .. 26 gxtran application .. 26 Applications gxps and 27 printim and wi commands .. 27 Application examples and exercises .. 28 VARIABLES, EXPRESSIONS AND FUNCTIONS.
GrADS - Grid Analysis and Display System- is interactive software used in the tasks of accessing, manipulation and visualization of geophysical data. GrADS works with data sets in binary, GRIB, NetCDF or HDF-SDS formats, in which the variables can have up to 5 dimensions (longitude, latitude, vertical levels, time, and ensemble) as specified by ...
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