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ProduceWordBags Onnx Export Fix #5435

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Merged
merged 5 commits into from
Oct 15, 2020
Merged

ProduceWordBags Onnx Export Fix #5435

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4ed1b82
fix for issue
Oct 13, 2020
40c9b39
fix documentation
Oct 13, 2020
8571d49
aligning test
Oct 14, 2020
b4ebafd
adding back line
Oct 14, 2020
4497de8
aligning fix
Oct 15, 2020
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4 changes: 2 additions & 2 deletions src/Microsoft.ML.Transforms/Text/TextCatalog.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -334,7 +334,7 @@ public static CustomStopWordsRemovingEstimator RemoveStopWords(this TransformsCa
=> new CustomStopWordsRemovingEstimator(Contracts.CheckRef(catalog, nameof(catalog)).GetEnvironment(), outputColumnName, inputColumnName, stopwords);

/// <summary>
/// Create a <see cref="WordHashBagEstimator"/>, which maps the column specified in <paramref name="inputColumnName"/>
/// Create a <see cref="WordBagEstimator"/>, which maps the column specified in <paramref name="inputColumnName"/>
/// to a vector of n-gram counts in a new column named <paramref name="outputColumnName"/>.
/// </summary>
/// <remarks>
Expand Down Expand Up @@ -363,7 +363,7 @@ public static WordBagEstimator ProduceWordBags(this TransformsCatalog.TextTransf
outputColumnName, inputColumnName, ngramLength, skipLength, useAllLengths, maximumNgramsCount, weighting);

/// <summary>
/// Create a <see cref="WordHashBagEstimator"/>, which maps the multiple columns specified in <paramref name="inputColumnNames"/>
/// Create a <see cref="WordBagEstimator"/>, which maps the multiple columns specified in <paramref name="inputColumnNames"/>
/// to a vector of n-gram counts in a new column named <paramref name="outputColumnName"/>.
/// </summary>
/// <remarks>
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8 changes: 4 additions & 4 deletions src/Microsoft.ML.Transforms/Text/WordTokenizing.cs
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Expand Up @@ -415,10 +415,10 @@ public void SaveAsOnnx(OnnxContext ctx)
string[] separators = column.SeparatorsArray.Select(c => c.ToString()).ToArray();
tokenizerNode.AddAttribute("separators", separators);

opType = "Squeeze";
var squeezeOutput = ctx.AddIntermediateVariable(_type, column.Name);
var squeezeNode = ctx.CreateNode(opType, intermediateVar, squeezeOutput, ctx.GetNodeName(opType), "");
squeezeNode.AddAttribute("axes", new long[] { 1 });
opType = "Reshape";
var shape = ctx.AddInitializer(new long[] { 1, -1 }, new long[] { 2 }, "Shape");
var reshapeOutput = ctx.AddIntermediateVariable(new VectorDataViewType(TextDataViewType.Instance, 1), column.Name);
var reshapeNode = ctx.CreateNode(opType, new[] { intermediateVar, shape }, new[] { reshapeOutput }, ctx.GetNodeName(opType), "");
}
}
}
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11 changes: 7 additions & 4 deletions test/Microsoft.ML.Tests/OnnxConversionTest.cs
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Expand Up @@ -1323,9 +1323,12 @@ public void NgramOnnxConversionTest(
weighting: weighting)),

mlContext.Transforms.Text.ProduceWordBags("Tokens", "Text",
ngramLength: ngramLength,
useAllLengths: useAllLength,
weighting: weighting)
ngramLength: ngramLength,
useAllLengths: useAllLength,
weighting: weighting),

mlContext.Transforms.Text.TokenizeIntoWords("Tokens0", "Text")
.Append(mlContext.Transforms.Text.ProduceWordBags("Tokens", "Tokens0"))
};

for (int i = 0; i < pipelines.Length; i++)
Expand All @@ -1346,7 +1349,7 @@ public void NgramOnnxConversionTest(
var onnxEstimator = mlContext.Transforms.ApplyOnnxModel(onnxFilePath, gpuDeviceId: _gpuDeviceId, fallbackToCpu: _fallbackToCpu);
var onnxTransformer = onnxEstimator.Fit(dataView);
var onnxResult = onnxTransformer.Transform(dataView);
var columnName = i == pipelines.Length - 1 ? "Tokens" : "NGrams";
var columnName = i >= pipelines.Length - 2 ? "Tokens" : "NGrams";
CompareResults(columnName, columnName, transformedData, onnxResult, 3);

VBuffer<ReadOnlyMemory<char>> mlNetSlots = default;
Expand Down