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Creating a Data Preprocessor Instance

Last Modified: June 24, 2021

Use a Data Preprocessor instance to harmonize measurement data from different sources and make it easier to compare in a report. In DIAdem you define how the data is harmonized and save the procedure in a DPP file you upload to the Data Preprocessor instance.


If you want to use a Microsoft SQL Server database, enable the setting Global Settings»Display SQL Server Settings before creating a Data Preprocessor instance.

  1. In Data Preparation, click Data Preprocessor Instances.
  2. Click New»Data Preprocessor Instance to start the configuration wizard.
  3. Enter a name and click Next.
  4. Configure the data areas. The Data Preprocessor instance takes the data from the raw data area, transforms the data into a consistent form, and stores the data in the processed data area. Use a UNC path to specify the folder. An example UNC path is \\Server\MyFolder.
    Parameter Description Example
    Name Name of the data areas. MyRawAndProcessedData
    Raw data Folder containing the raw data. \\MyServer\Data\Raw_Data
    Processed data Folder where the Data Preprocessor instance saves the harmonized data. \\MyServer\Data\Processed_Data
  5. If you are using a Microsoft SQL Server database, enable MS SQL support and specify the settings for the database connection.
  6. Specify the configuration mode.
    Option Description
    Use default configuration Converts the raw data to TDM and calculates the minimum and maximum values.
    Use custom configuration Harmonizes the raw data according to the data preparation procedure (*.dpp) you upload.
  7. Select the instance you created and click »Start to start the instance.
After creating a Data Preprocessor instance, upload a data preparation procedure, add DataPlugins to convert your raw data, and configure how you want to process the files.

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