![]() Repeat for a new process if you want to create another operator. It contains the process definition and the data you entered. cusop will be created in the selected folder. You can enter the default value for the parameter, and the parameter's short description (optionally including HTML code). Activate the checkbox for each parameter that you'd like to expose. Go through the list of required parameters that should be exposed. The icons there are licensed for usage in RapidMiner. Select an icon from the icon search site. It's a good idea to record your inputs (especially the description and the parameter help texts) for later, for example in a separate text file or on a Wiki page. Fill out the Create Custom Operator form. Create a folder on your computer to save the custom operator into. When you're ready to create your first operator from the process, click File/Create Custom Operator in the menu. You can use test data by selecting an input in the process context, just remember to remove this before publishing the operator. You will likely connect the inp port to an operator inside the process if your future operator acts on some input. Test the process thoroughly with different inputs. These can be operator parameters in your process, or macros created with Set Macro or Boolean/Category Parameter Macro from the Custom Operators extensions. You'll most like want to define some parameters. Open the process you want to turn into an operator. After restarting Studio, you will see new operators (Extensions/Custom Operators/Parameter Helper) and menu entries (File/Create Custom Operator and Extensions/Create Custom Extension). UNDERSTANDING RAPIDMINER STUDIO HOW TOHow to create your own extensionInstall the Custom Operators extension in your Studio. GeoProcessing: Finally, geodata processing in RapidMiner! Import data from Shapefiles and GIS databases, transform the geometries and calculate measures like area and distance on them, join on geometry relations and more.Database Envy: Implements two operators for things that are available in databases, and now in RapidMiner: Window functions (groupwise aggregates and rankings) and expression-based joins to join example sets on criteria like inequality or even mathematical expressions.The extensions can be easily shared with others and even put on the Marketplace when they are mature enough.Īn initial set of extensions created with this technique is already available: ![]() It allows RapidMiner users to convert existing processes to operators, and bundle these operators to RapidMiner extensions. The Custom Operators extension has been presented at RapidMiner Wisdom 2020 and published in the Marketplace. ![]()
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