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# 使用 Neptune-Export 服务为 Neptune ML 导出训练数据的示例
<a name="machine-learning-export-examples"></a>

此请求导出节点分类任务的属性图训练数据：

```
curl \
  (your NeptuneExportApiUri) \
  -X POST \
  -H 'Content-Type: application/json' \
  -d '{
        "command": "export-pg",
        "outputS3Path": "s3://(your Amazon S3 bucket)/neptune-export",
        "params": {
          "endpoint": "(your Neptune endpoint DNS name)",
          "profile": "neptune_ml"
        },
        "additionalParams": {
          "neptune_ml": {
            "version": "v2.0",
            "targets": [
              {
                "node": "Movie",
                "property": "genre",
                "type": "classification"
              }
            ]
          }
        }
      }'
```

此请求导出节点分类任务的 RDF 训练数据：

```
curl \
  (your NeptuneExportApiUri) \
  -X POST \
  -H 'Content-Type: application/json' \
  -d '{
        "command": "export-rdf",
        "outputS3Path": "s3://(your Amazon S3 bucket)/neptune-export",
        "params": {
          "endpoint": "(your Neptune endpoint DNS name)",
          "profile": "neptune_ml"
        },
        "additionalParams": {
          "neptune_ml": {
            "version": "v2.0",
            "targets": [
              {
                "node": "http://aws.amazon.com/neptune/csv2rdf/class/Movie",
                "predicate": "http://aws.amazon.com/neptune/csv2rdf/datatypeProperty/genre",
                "type": "classification"
              }
            ]
          }
        }
      }'
```