Describe a Bar Chart

The length of the narrative and the level of detail the narrative contains depend on which Narrative length narrative option is selected.

The bar chart narrative includes:

The narrative wording depends on the selected aggregation types, referring, for example, to total, average, minimum or maximum values. For the Percentage, Rating and Ratio entity types, total values are omitted from the narrative as it does not make sense to sum up non-additive measures.

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All NLG Apps have the same data requirements for supported formats and field names. See NLG Apps Data requirements for details.

In addition, each app has specific data requirements:

If your data selection and configuration do not meet the specific requirements for a particular app, the app is disabled in the wizard and a warning message is displayed:

Dimensions and measures

This app can analyze: up to four time dimensions, up to two non-time dimensions, and multiple measures. Minimum requirement: one dimension (can be a time dimension) and one measure. Important If including a time dimension, make sure the Entity Type field in Step 2 is set to DateTime.

Aggregation and entity types

Not all combinations of aggregation and entity types are supported for measures. The Describe a Bar Chart app can analyze the following combinations:

Note

Entity types and other data attributes are set in Step 2 of the wizard.

 

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The following fields are available to configure in Step 3 of the NLG Apps wizard: Narrative options.

OPTION	DESCRIPTION	LOCATION
Narrative length	Summary: produces a narrative of filtered facts in a more concise way than the Important things option. Important things: produces a narrative of filtered facts based on Arria's ranking algorithm. Tell me everything: produces a narrative that includes every fact extracted from your data by Arria's algorithms. Default: Important things

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