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Changed Binarizer node to be cast to the type of the predicted label … #4818

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Merged
merged 3 commits into from
Feb 11, 2020
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Changed Binarizer node to be cast to the type of the predicted label … #4818

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Changed Binarizer node to be cast to the type of the predicted label …
harishsk Feb 8, 2020
fb8aefb
Fixed threshold comparison, addressed review comments and updated res…
harishsk Feb 10, 2020
08eb583
Changed outColumnName to handle the case of threshold being assigned …
harishsk Feb 11, 2020
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Changed Binarizer node to be cast to the type of the predicted label … 
…column's data type
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@harishsk
harishsk committed Feb 8, 2020
commit fc1925ceaef44845d10d7788c0a1f544a5219fba
5 changes: 3 additions & 2 deletions src/Microsoft.ML.Data/Scorers/BinaryClassifierScorer.cs
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Expand Up @@ -216,10 +216,11 @@ the predicted label is based on the sign of the score.
node = ctx.CreateNode(opType, ctx.GetVariableName(outColumnNames[1]), binarizerOutput, ctx.GetNodeName(opType));
node.AddAttribute("threshold", 0.0);
}

opType = "Cast";
node = ctx.CreateNode(opType, binarizerOutput, ctx.GetVariableName(outColumnNames[0]), ctx.GetNodeName(opType), "");
var t = InternalDataKindExtensions.ToInternalDataKind(DataKind.Boolean).ToType();
node.AddAttribute("to", t);
var predictedLabelCol = OutputSchema.GetColumnOrNull(outColumnNames[0]);
node.AddAttribute("to", predictedLabelCol.HasValue ? predictedLabelCol.Value.Type.RawType : typeof(bool));
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@yaeldekel yaeldekel Feb 10, 2020 •
edited by harishsk
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predictedLabelCol.HasValue [](start = 36, length = 26)

Doesn't it always have a value?
Or, if it doesn't - should we be adding the ONNX node at all? #Resolved

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I have added an Assert to capture that and fixed the next line.

In reply to: 376929923 [](ancestors = 376929923)

}

private protected override IDataTransform ApplyToDataCore(IHostEnvironment env, IDataView newSource)
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