The applications listed here are available for use in the Discovery Environment and are documented in: Discovery Environment Manual.

Discovery Environment Applications List

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Numeric Evaluation of a Data Column

Numeric Evaluation of a Data Column numerically compares one column in a tabular data file to either another column or to a fixed numeric value, then outputs only those lines matching the comparison criterion.

Quick Start

  • To use Numeric Evaluation of a Data Column, upload your data in tab-delimited text format.
  • Resources: None

Test Data

All files are located in the Community Data directory of the iPlant Discovery Environment at the following path:

Community Data > iplantcollaborative > example_data > numeric_evaluation_of_a_data_column

Input File(s)

Use Countries.txt as test data.

Parameters Used in App

When the app is run in the Discovery Environment, use the following parameters with the above input file to get the output provided in the next section below.

  • Use these parameters within the DE app interface:
    • Indicate the test column - c3
    • Enter either another column (cN) or a number - c4
    • Select a comparison operator - Less than
    • Lines of header text - 1

Output File(s)

Expect a text file numeric_filter_out.txt as output.

Tool Source for App

  • None