public async Task TrainModelWithForms()
{
string endpoint = TestEnvironment.Endpoint;
string apiKey = TestEnvironment.ApiKey;
string trainingFileUrl = TestEnvironment.BlobContainerSasUrl;
#region Snippet:FormRecognizerSample4TrainModelWithForms
// For this sample, you can use the training forms found in the `trainingFiles` folder.
// Upload the forms to your storage container and then generate a container SAS URL.
// For instructions on setting up forms for training in an Azure Storage Blob Container, see
// https://docs.microsoft.com/azure/cognitive-services/form-recognizer/build-training-data-set#upload-your-training-data
FormTrainingClient client = new FormTrainingClient(new Uri(endpoint), new AzureKeyCredential(apiKey));
CustomFormModel model = await client.StartTrainingAsync(new Uri(trainingFileUrl), useTrainingLabels : false).WaitForCompletionAsync();
Console.WriteLine($"Custom Model Info:");
Console.WriteLine($" Model Id: {model.ModelId}");
Console.WriteLine($" Model Status: {model.Status}");
Console.WriteLine($" Training model started on: {model.TrainingStartedOn}");
Console.WriteLine($" Training model completed on: {model.TrainingCompletedOn}");
foreach (CustomFormSubmodel submodel in model.Submodels)
{
Console.WriteLine($"Submodel Form Type: {submodel.FormType}");
foreach (CustomFormModelField field in submodel.Fields.Values)
{
Console.Write($" FieldName: {field.Name}");
if (field.Label != null)
{
Console.Write($", FieldLabel: {field.Label}");
}
Console.WriteLine("");
}
}
#endregion
// Delete the model on completion to clean environment.
client.DeleteModel(model.ModelId);
}
public async Task TrainModelWithForms()
{
string endpoint = TestEnvironment.Endpoint;
string apiKey = TestEnvironment.ApiKey;
string trainingFileUrl = TestEnvironment.BlobContainerSasUrl;
#region Snippet:FormRecognizerSample4TrainModelWithForms
// For instructions on setting up forms for training in an Azure Storage Blob Container, see
// https://docs.microsoft.com/azure/cognitive-services/form-recognizer/quickstarts/curl-train-extract#train-a-form-recognizer-model
FormTrainingClient client = new FormTrainingClient(new Uri(endpoint), new AzureKeyCredential(apiKey));
CustomFormModel model = await client.StartTrainingAsync(new Uri(trainingFileUrl)).WaitForCompletionAsync();
Console.WriteLine($"Custom Model Info:");
Console.WriteLine($" Model Id: {model.ModelId}");
Console.WriteLine($" Model Status: {model.Status}");
Console.WriteLine($" Requested on: {model.RequestedOn}");
Console.WriteLine($" Completed on: {model.CompletedOn}");
foreach (CustomFormSubModel subModel in model.Models)
{
Console.WriteLine($"SubModel Form Type: {subModel.FormType}");
foreach (CustomFormModelField field in subModel.Fields.Values)
{
Console.Write($" FieldName: {field.Name}");
if (field.Label != null)
{
Console.Write($", FieldLabel: {field.Label}");
}
Console.WriteLine("");
}
}
#endregion
// Delete the model on completion to clean environment.
client.DeleteModel(model.ModelId);
}
public async Task ManageCustomModels()
{
string endpoint = TestEnvironment.Endpoint;
string apiKey = TestEnvironment.ApiKey;
Uri trainingFileUri = new Uri(TestEnvironment.BlobContainerSasUrl);
#region Snippet:FormRecognizerSampleManageCustomModels
FormTrainingClient client = new FormTrainingClient(new Uri(endpoint), new AzureKeyCredential(apiKey));
// Check number of models in the FormRecognizer account, and the maximum number of models that can be stored.
AccountProperties accountProperties = client.GetAccountProperties();
Console.WriteLine($"Account has {accountProperties.CustomModelCount} models.");
Console.WriteLine($"It can have at most {accountProperties.CustomModelLimit} models.");
// List the first ten or fewer models currently stored in the account.
Pageable <CustomFormModelInfo> models = client.GetCustomModels();
foreach (CustomFormModelInfo modelInfo in models.Take(10))
{
Console.WriteLine($"Custom Model Info:");
Console.WriteLine($" Model Id: {modelInfo.ModelId}");
Console.WriteLine($" Model name: {modelInfo.ModelName}");
Console.WriteLine($" Is composed model: {modelInfo.Properties.IsComposedModel}");
Console.WriteLine($" Model Status: {modelInfo.Status}");
Console.WriteLine($" Training model started on: {modelInfo.TrainingStartedOn}");
Console.WriteLine($" Training model completed on: {modelInfo.TrainingCompletedOn}");
}
// Create a new model to store in the account
//@@ Uri trainingFileUri = <trainingFileUri>;
TrainingOperation operation = client.StartTraining(trainingFileUri, useTrainingLabels: false, "My new model");
Response <CustomFormModel> operationResponse = await operation.WaitForCompletionAsync();
CustomFormModel model = operationResponse.Value;
// Get the model that was just created
CustomFormModel modelCopy = client.GetCustomModel(model.ModelId);
Console.WriteLine($"Custom Model with Id {modelCopy.ModelId} and name {modelCopy.ModelName} recognizes the following form types:");
foreach (CustomFormSubmodel submodel in modelCopy.Submodels)
{
Console.WriteLine($"Submodel Form Type: {submodel.FormType}");
foreach (CustomFormModelField field in submodel.Fields.Values)
{
Console.Write($" FieldName: {field.Name}");
if (field.Label != null)
{
Console.Write($", FieldLabel: {field.Label}");
}
Console.WriteLine("");
}
}
// Delete the model from the account.
client.DeleteModel(model.ModelId);
#endregion
}