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Varicent ELT Help Center

Forecasting

Abstract

Use to forecast future changes to your dataset.

Use the Forecasting chart when you want to forecast future changes to your dataset. A forecasting chart is a line chart that displays:

  • Actual historical values

  • Fitted historical values (calculated by Varicent ELT)

  • Predicted future values (calculated by Varicent ELT)

  • Shaded confidence interval

Tip

You can use this visualization with any tool in Varicent ELT.

Forecast.svg

Input

The Forecasting chart requires date, numeric, and boolean type columns.

Configuration

Use the following configuration options to configure the Forecasting chart.

Note

The Configuring the Forecasting chart gives configuration options through the Pipe module. If you have charts already created, you can access your charts through your Dashboards.

Configuring the Forecasting chart

  1. Go to the Pipes module from the side navigation bar.

  2. From the Pipes tab, click an existing pipe to open, or create a new pipe. To create a new pipe, read the Creating a pipe documentation.

  3. In the Pipe builder, add at least one data source to your pipe. For more information on adding a data source, see the Data tool.

  4. Add tools to build out your pipe. For more information about adding tools to your pipe, see the Using the Pipe builder canvas documentation.

  5. Create a chart from your pipe by clicking Charts on the canvas toolbar.

  6. Click Create Chart.

    The chart page opens.

  7. In the configuration pane, enter the following information:

    Table 123. Forecasting chart configuration

    Field

    Description

    Setup tab

    Tool

    Select the tool in your pipe that you want to create a chart for.

    Chart type

    Type Forecasting and click on the Forecasting graphic to select it.

    X-axis

    Select a date column to use as the X axis.

    Historical values

    Select a numerical column to use for Historical values.

    Forecasted values

    Select a numerical column to use for Forecasted values.

    Is forecast

    Select a boolean column to use for Is forecast.

    Lower range

    Select a numerical column to use for Lower range.

    Upper range

    Select a numerical column to use for Upper range.

    Advanced section

    Show

    Select either Preview or Last built

    • Preview displays the first 100 rows of your data from your last build.

    • Last build displays the first 1000 rows of your entire dataset from your last build.

    Analyze by

    Select none, one or more date columns to analyze the forecast by.

    After you select the date columns to use, two fields named Forecast 1 and Forecast 2 appear. Select the time from the drop-down list. Ensure that the dates are unique.

    Customize tab

    Chart and axis titles

    Select the following to add titles to your charts:

    • Include chart title

    • Include chart subtitle

    • Include horizontal axis title

    Horizontal axis label angle

    Select the degree from the drop-down list of the angle for the horizontal axis label.

    Include vertical axis title checkbox

    Select to add the vertical axis title.

    Vertical axis label angle

    Select the degree from the drop-down list of the angle for the vertical axis label.

    Left margin

    Enter the padding for the left margin or click the arrows to increase or decrease the number.

    Right margin

    Enter the padding for the right margin or click the arrows to increase or decrease the number.

    Top margin

    Enter the padding for the top margin or click the arrows to increase or decrease the number.

    Bottom margin

    Enter the padding for the bottom margin or click the arrows to increase or decrease the number.

    Colour

    Click on the column colour to change it.

    Legend

    Select the Include legend checkbox to add a legend to your chart.