DISurf Contouring System

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Loading Scattered Data Points

A scattered data set is an arbitrary number of (X Y Z) points, where X and Y are abstract planar coordinates and Z is a value at that coordinate.

DATA.DAT is an example data file located in the Sample directory. Each data point occupies one line or row in the series. X, Y, Z values are divided by blanks or commas. An optional fourth column indicates the data point name, a continuous alphanumeric string or a words embedded by double quotation marks.

The first three lines begin with alphabetic characters, indicating an optional map title.

Choose the Format scattered data command from the File (or View) menu to change the default order of X, Y, value and label columns. In any case, the X, Y, Label and Value need to be in the forst four columns of data.

Although there are a few ways to load scattered data points, the method below works well:

 

1. Choose the File | Open command.

2. Create a new map and copy/paste the selected four columns from another application, such as Excel.

3. Choose the Load new series command from the context menu for the Points item in the Map tree.

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