August 15, 2023

Testing the KMeans model – Docs for ESB 6.x

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  4. Testing the KMeans model – Docs for ESB 6.x

Testing the KMeans model

  1. Double-click tPredict to open its
    Component view.

    use_case-kmeans_prediction.png

  2. Select the Define a storage configuration
    component     check box and select the tHDFSConfiguration component to be used.
  3. From the Model type drop-down list, select
    Kmeans model.
  4. Select the Model on filesystem radio button and enter the
    directory in which the KMeans model is stored.

    In this case, the tPredict component contains a
    read-only column called label in which the
    model provides the labels of the clusters.
  5. Double-click tFileOutputDelimited to open its
    Component view.

    use_case-kmeans_write_prediction.png

  6. Select the Define a storage configuration
    component     check box and select the tHDFSConfiguration component to be used.
  7. In the Folder field, browse to the location
    in HDFS in which you want to store the prediction result.
  8. From the Action drop-down list, select Overwrite. But if target folder does not exist, select Create.
  9. Select the Merge result to single file check
    box and then the Remove source dir check
    box.
  10. In the Merge file path field, browse to the
    location in HDFS in which you want to store the merged prediction result.
Document get from Talend https://help.talend.com
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Docs 6.x
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