Request Syntax Request Parameters Response Syntax Response Elements Errors See Also

DescribeRecommender

Describes the given recommender, including its status.

A recommender can be in one of the following states:

CREATE PENDING > CREATE IN_PROGRESS > ACTIVE -or- CREATE FAILED
STOP PENDING > STOP IN_PROGRESS > INACTIVE > START PENDING > START IN_PROGRESS > ACTIVE
DELETE PENDING > DELETE IN_PROGRESS

When the status is CREATE FAILED, the response includes the failureReason key, which describes why.

The modelMetrics key is null when the recommender is being created or deleted.

For more information on recommenders, see CreateRecommender.

Request Syntax


{
   "recommenderArn": "string"
}

Request Parameters

The request accepts the following data in JSON format.

recommenderArn

The Amazon Resource Name (ARN) of the recommender to describe.

Type: String

Length Constraints: Maximum length of 256.

Pattern: arn:([a-z\d-]+):personalize:.*:.*:.+

Required: Yes

Response Syntax


{
   "recommender": { 
      "creationDateTime": number,
      "datasetGroupArn": "string",
      "failureReason": "string",
      "lastUpdatedDateTime": number,
      "latestRecommenderUpdate": { 
         "creationDateTime": number,
         "failureReason": "string",
         "lastUpdatedDateTime": number,
         "recommenderConfig": { 
            "enableMetadataWithRecommendations": boolean,
            "itemExplorationConfig": { 
               "string" : "string" 
            },
            "minRecommendationRequestsPerSecond": number,
            "trainingDataConfig": { 
               "excludedDatasetColumns": { 
                  "string" : [ "string" ]
               }
            }
         },
         "status": "string"
      },
      "modelMetrics": { 
         "string" : number 
      },
      "name": "string",
      "recipeArn": "string",
      "recommenderArn": "string",
      "recommenderConfig": { 
         "enableMetadataWithRecommendations": boolean,
         "itemExplorationConfig": { 
            "string" : "string" 
         },
         "minRecommendationRequestsPerSecond": number,
         "trainingDataConfig": { 
            "excludedDatasetColumns": { 
               "string" : [ "string" ]
            }
         }
      },
      "status": "string"
   }
}

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

recommender

The properties of the recommender.

Type: Recommender object

Errors

InvalidInputException

Provide a valid value for the field or parameter.

HTTP Status Code: 400

ResourceNotFoundException

Could not find the specified resource.

HTTP Status Code: 400