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You can view a feature table to see details about the data it contains. This task walks you through viewing a feature table in NexusOne by selecting a feature table name.

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Prerequisites

Before starting this task, ensure you have the following:
  • Appropriate permissions: nx1_automl_admin and nx1_crew or nx1_automl_user and nx1_crew_admin or nx1_crew.
  • An existing domain created using DataHub.
  • A previously created feature table.

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View a feature table

  1. Log in to NexusOne.
  2. On the top navigation bar, hover your mouse over AI and then select AutoML > Feature engineering. You are going to see a list of feature tables.
  3. Select the feature table you want to view.
  4. After selecting the feature table, you are going to see three tabs: Recipe, SQL, and Validation.
    • Click the Recipe tab to view the following:
      • Entity grain column that uniquely identifies a training row
      • Label column that contains the target outcome for the training row
      • Feature columns derived from the source tables
      • Notes about a feature table
    • Click the SQL tab to view the AI-generated SQL query that created the feature table.
    • Click the Validation tab to view the validation results of the feature table. Results such as the sample rows, label distribution, and any warnings from the validation process.

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Additional resources

For a high-level overview of feature tables and how they’re used in NexusOne, refer to Feature engineering.