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update docs.
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xuyang1706 committed Apr 12, 2023
1 parent 87a2243 commit c574247
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# Target Encoder (TargetEncoder)
# 目标编码 (TargetEncoder)
Java 类名:com.alibaba.alink.pipeline.feature.TargetEncoder

Python 类名:TargetEncoder
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# TargetEncoder (TargetEncoderTrainBatchOp)
# 目标编码训练 (TargetEncoderTrainBatchOp)
Java 类名:com.alibaba.alink.operator.batch.feature.TargetEncoderTrainBatchOp

Python 类名:TargetEncoderTrainBatchOp
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# TargetEncoder (TargetEncoderPredictBatchOp)
# 目标编码预测 (TargetEncoderPredictBatchOp)
Java 类名:com.alibaba.alink.operator.batch.feature.TargetEncoderPredictBatchOp

Python 类名:TargetEncoderPredictBatchOp
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# Discrete Cosine Transform (DCTBatchOp)
# 离散余弦变换 (DCTBatchOp)
Java 类名:com.alibaba.alink.operator.batch.feature.DCTBatchOp

Python 类名:DCTBatchOp
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32 changes: 17 additions & 15 deletions docs/cn/批组件/统计分析/全表统计 (SummarizerBatchOp).md
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Expand Up @@ -21,29 +21,31 @@ Python 类名:SummarizerBatchOp
```

* 获取相应的统计值
```python
summary = summarizer.linkFrom(source).collectSummary()
print(summary.sum('f_double'))
print(summary.mean('f_double'))
print(summary.variance('f_double'))
print(summary.standardDeviation('f_double'))
print(summary.min('f_double'))
print(summary.max('f_double'))
print(summary.normL1('f_double'))
print(summary.normL2('f_double'))
print(summary.numValidValue('f_double'))
print(summary.numMissingValue('f_double'))
```

```python
summary = summarizer.linkFrom(source).collectSummary()
print(summary.sum('f_double'))
print(summary.mean('f_double'))
print(summary.variance('f_double'))
print(summary.standardDeviation('f_double'))
print(summary.min('f_double'))
print(summary.max('f_double'))
print(summary.normL1('f_double'))
print(summary.normL2('f_double'))
print(summary.numValidValue('f_double'))
print(summary.numMissingValue('f_double'))
```
* 对Op的输出表做统计

```python
source.lazyPrintStatistics()
BatchOperator.execute()
```
```

* 获取Op输出表的TableSummary
```python
summary = source..collectStatistics()
```
```



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Expand Up @@ -33,6 +33,7 @@ test.lazyPrintVectorSummary();
print(summary.normL2('f_double'))
print(summary.numValidValue('f_double'))
print(summary.numMissingValue('f_double'))
```

## 参数说明

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