Get Started with the Orange Data Mining Lab

Orange Data Mining Interface

When you enter the Orange lab, you will see the interface shown below, including watermarks displaying your account information and the lab launch time. In the top-right corner, the Remaining Time timer shows the countdown of your available lab time.

Click the Orange Data Mining app icon to launch the startup interface.

The interface consists of the following key sections:

1. Canvas Area: The central section where you will build your data analysis workflows by dragging and connecting widgets. Each widget represents a specific function such as data input or modelling.
2. Widget Toolbox: On the left side, this panel displays all available widgets, grouped into categories like Data, Visualize, Model and etc. You can expand or collapse these groups and drag widgets directly onto the canvas to build your workflow.
3. Menu Bar: The top menu bar allows you to create, open, or save projects, and adjust application settings.
4. Status Bar: At the bottom left, the status bar provides helpful information about the widgets and the workflow.

Create and Open a File

Click on the “New” icon to create a new file.

Then you will get a blank canvas to build your workflow.

To access an existing file, click Open:

Or go to the File menu on the menu bar and choose the Open option that best suits your needs.

Load the Embedded Dataset

In a DAP lab, datasets files are embedded directly into the workspace. To load the dataset for your Orange workflow, click or drag the File widget to the canvas.

Then double-click the widget. Navigate to the dataset folder located inside the orange directory to open the pre-loaded dataset that suits your needs.

Save a File

To save the file, go to the File menu on the menu bar and find Save or Save As…:

Choose the location where you want to save the file, type in the name and then click Save to complete the process.