wiki/howto/windestimation.md
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@@ -29,7 +29,7 @@ The details of the training process for each model category are described in the
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## Prerequisites
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To complete the training process successfully, you need to make sure that you have the following stuff:
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* A complete onboarding setup for SAP Sailing Analytics development
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-* MongoDB is up and running (same MongoDB instance as required in onboarding howto)
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+* MongoDB (**3.4 or higher!**) is up and running (same MongoDB instance as required in onboarding howto)
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* At least 100 GB free space on the partition, where MongoDB is operating
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* At least 16 GB RAM (for in-memory preprocessing of wind data for regressors)
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* Installed graphical MongoDB client such as MongoDB Compass (Community version)
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@@ -40,11 +40,9 @@ The following steps import all the data required from sapsailing.com into the lo
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2. Run *com.sap.sailing.windestimation.data.importer.PolarDataImporter*
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## Maneuver classifiers training
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-1. Run *com.sap.sailing.windestimation.model.classifier.maneuver.ManeuverClassifierTrainer*
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+1. Run *com.sap.sailing.windestimation.model.classifier.maneuver.ManeuverClassifierTrainer*. Within the this step, the maneuver data is preprocessed and all maneuver classifiers are trained for each supported context
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2. Optionally run *com.sap.sailing.windestimation.model.classifier.maneuver.ManeuverClassifierScoring* to print the performance of the trained classifiers and to verify maneuver classification scoring
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-Within this single step, the maneuver data is preprocessed and all maneuver classifiers are trained for each supported context.
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-
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## Duration-based TWD delta standard deviation regressor
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1. Run *com.sap.sailing.windestimation.data.importer.DurationBasedTwdTransitionImporter*