AzureCognitive (version 1.0.2)

cognitive_endpoint: Object representing an Azure Cognitive Service endpoint

Description

Object representing an Azure Cognitive Service endpoint

Usage

cognitive_endpoint(url, service_type, key = NULL, aad_token = NULL,
  cognitive_token = NULL, auth_header = "ocp-apim-subscription-key")

Value

An object inheriting from class cognitive_endpoint, that can be used to communicate with the REST endpoint. The subclass of the object indicates the type of service provided.

Arguments

url

The URL of the endpoint.

service_type

What type (or kind) of service the endpoint provides. See below for the services that AzureCognitive currently recognises.

key

The subscription key (single- or multi-service) to use to authenticate with the endpoint.

aad_token

An Azure Active Directory (AAD) OAuth token, as an alternative to a key for the services that allow AAD authentication.

cognitive_token

A Cognitive Service token, as another alternative to a key for the services that accept it.

auth_header

The name of the HTTP request header for authentication. Only used if a subscription key is supplied.

Details

Currently, cognitive_endpoint recognises the following service types:

• CognitiveServices: multiple service types

• ComputerVision: generic computer vision service

• Face: face recognition

• LUIS: language understanding

• CustomVision.Training: Training endpoint for a custom vision service

• CustomVision.Prediction: Prediction endpoint for a custom vision service

• ContentModerator: Content moderation (text and images)

• Text: text analytics

• TextTranslate: text translation

See Also

call_cognitive_endpoint, create_cognitive_service, get_cognitive_service

Examples

if (FALSE) {

cognitive_endpoint("https://myvisionservice.api.cognitive.azure.com",
    service_type="Computervision", key="key")

cognitive_endpoint("https://mylangservice.api.cognitive.azure.com",
    service_type="LUIS", key="key")

# authenticating with AAD
token <- AzureAuth::get_azure_token("https://cognitiveservices.azure.com",
    tenant="mytenant", app="app_id", password="password")
cognitive_endpoint("https://myvisionservice.api.cognitive.azure.com",
    service_type="Computervision", aad_token=token)

}