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Sydney Dombowsky

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Articles

Recent activity by Sydney Dombowsky

  • Grouping Feature Types into Themes with User Parameters

    IntroductionA workspace author may want to give users the ability to filter reader source data by thematic group, each consisting of several feature types. For example, a Transportation thematic gr...

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  • Combining User Parameters

    IntroductionOccasionally, it’s beneficial to combine the value of a user parameter with the value of another parameter in a workspace.This parameter value concatenation is particularly useful when ...

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  • Creating User Parameters with the Parameter Editor

    IntroductionWorkspace authors can readily create user parameters from the Edit or Parameters dialog of any workspace object added to the canvas. Most of the parameters in these dialogs have a drop-...

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  • Creating User Parameters with the Parameter Manager

    IntroductionThe Parameter Manager offers a convenient way to create new user parameters if workspace authors: need to create a single user parameter that will be applied to multiple workspace objec...

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  • Alpha Compositing: Transitioning to White

    IntroductionAlpha compositing is the process of blending an image with a background using alpha values to set transparency, creating a seamless image with a smooth transition along the boundary. Th...

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  • Calculating Vegetation Indices in FME: Analyzing Wildfire Impact with NBR

    IntroductionNBR is a vegetation index that uses the spectral properties of satellite imagery to assess burn severity and vegetative regrowth. In this tutorial, we will use FME to calculate this ind...

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  • User Parameters in FME Form

    IntroductionWhen it comes to core FME functionality, parameters are at the heart of things. Parameters allow workspace authors to provide specific instructions to FME's various workspace objects (r...

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  • Converting CityGML to INSPIRE 3D Buildings (Annex III)

    IntroductionIn this tutorial, we will convert CityGML to INSPIRE Annex III Buildings. Building models are often stored in CityGML, and this format has strongly influenced the model for INSPIRE 3D B...

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  • Area Measurements with the AreaCalculator

    IntroductionThe easiest way to measure areas in FME Workbench is to use the AreaCalculator transformer. This example utilizes park data and the AreaCalculator, which calculates the area of each par...

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  • Using Recorder and Player Transformers Effectively

    IntroductionThis article explains how to use the Recorder and Player transformers to cache data from a database to an FME Feature Store (FFS) file on disk. This is useful when database access is sl...

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