Add validation scenario tests #2503
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added 8 commits
February 6, 2019 14:57
Codecov Report
@@ Coverage Diff @@
## master #2503 +/- ##
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+ Coverage 71.25% 71.25% +<.01%
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Files 798 797 -1
Lines 141252 141270 +18
Branches 16112 16112
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+ Hits 100643 100658 +15
- Misses 36145 36151 +6
+ Partials 4464 4461 -3
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glebuk
reviewed
Feb 12, 2019
| var preprocessedValidData = preprocessor.Transform(validData); | ||
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| // Train the model with a validation set | ||
| var trainedModel = mlContext.Regression.Trainers.FastTree(numTrees: 2) |
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trainedModel [](start = 16, length = 12)
add early stopping criteria in the options so that the validation set is actually useful.
Such as https://docs.microsoft.com/en-us/dotnet/api/microsoft.ml.trainers.fasttree.boostedtreeargs.earlystoppingrule?view=ml-dotnet #Closed
glebuk
reviewed
Feb 12, 2019
| // Combine the model | ||
| var model = preprocessor.Append(trainedModel); | ||
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| // Score the data sets |
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sets [](start = 30, length = 4)
periods at the end of comments throughout. #Closed
ghost
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This PR adds a test for training with a validation set.
Fixes #2499