Azure AI services | Document intelligence | Use prebuilt Document Intelligence models
Source: https://github.com/MicrosoftLearning/mslearn-ai-document-intelligence
https://documentintelligence.ai.azure.com/studio
C# Code:
using Azure;
using Azure.AI.FormRecognizer.DocumentAnalysis;
// dotnet add package Azure.AI.FormRecognizer --version 4.1.0
// Store connection information
string endpoint = "https://sreedocumentintelligence.cognitiveservices.azure.com/";
string apiKey = "BxcKE20FOGiN8b";
Uri fileUri = new Uri("https://github.com/MicrosoftLearning/mslearn-ai-document-intelligence/blob
/main/Labfiles/01-prebuild-models/sample-invoice/sample-invoice.pdf?raw=true");
Console.WriteLine("\nConnecting to Forms Recognizer at: {0}", endpoint);
Console.WriteLine("Analyzing invoice at: {0}\n", fileUri.ToString());
// Create the client
var cred = new AzureKeyCredential(apiKey);
var client = new DocumentAnalysisClient(new Uri(endpoint), cred);
// Analyze the invoice
AnalyzeDocumentOperation operation = await client.AnalyzeDocumentFromUriAsync(WaitUntil.Completed,
"prebuilt-invoice", fileUri);
// Display invoice information to the user
AnalyzeResult result = operation.Value;
foreach (AnalyzedDocument invoice in result.Documents)
{
if (invoice.Fields.TryGetValue("VendorName", out DocumentField? vendorNameField))
{
if (vendorNameField.FieldType == DocumentFieldType.String)
{
string vendorName = vendorNameField.Value.AsString();
Console.WriteLine($"Vendor Name: '{vendorName}', with confidence
{vendorNameField.Confidence}.");
}
}
if (invoice.Fields.TryGetValue("CustomerName", out DocumentField? customerNameField))
{
if (customerNameField.FieldType == DocumentFieldType.String)
{
string customerName = customerNameField.Value.AsString();
Console.WriteLine($"Customer Name: '{customerName}', with confidence
{customerNameField.Confidence}.");
}
}
if (invoice.Fields.TryGetValue("InvoiceTotal", out DocumentField? invoiceTotalField))
{
if (invoiceTotalField.FieldType == DocumentFieldType.Currency)
{
CurrencyValue invoiceTotal = invoiceTotalField.Value.AsCurrency();
Console.WriteLine($"Invoice Total: '{invoiceTotal.Symbol}{invoiceTotal.Amount}',
with confidence {invoiceTotalField.Confidence}.");
}
}
}
Console.WriteLine("\nAnalysis complete.\n");
OutPut:
Python Code:
from azure.core.credentials import AzureKeyCredential
from azure.ai.formrecognizer import DocumentAnalysisClient
# pip install azure-ai-formrecognizer==3.3.3
# Store connection information
endpoint = "https://sreedocumentintelligence.cognitiveservices.azure.com/"
key = "BxcKE20FOGiN8b"
fileUri = "https://github.com/MicrosoftLearning/mslearn-ai-document-intelligence/blob/main/Labfiles
/01-prebuild-models/sample-invoice/sample-invoice.pdf?raw=true"
fileLocale = "en-US"
fileModelId = "prebuilt-invoice"
print(f"\nConnecting to Forms Recognizer at: {endpoint}")
print(f"Analyzing invoice at: {fileUri}")
# Create the client
document_analysis_client = DocumentAnalysisClient(
endpoint=endpoint, credential=AzureKeyCredential(key)
)
# Analyse the invoice
poller = document_analysis_client.begin_analyze_document_from_url(
fileModelId, fileUri, locale=fileLocale
)
# Display invoice information to the user
receipts = poller.result()
for idx, receipt in enumerate(receipts.documents):
vendor_name = receipt.fields.get("VendorName")
if vendor_name:
print(f"\nVendor Name: {vendor_name.value}, with confidence {vendor_name.confidence}.")
customer_name = receipt.fields.get("CustomerName")
if customer_name:
print(f"Customer Name: '{customer_name.value}, with confidence {customer_name.confidence}.")
invoice_total = receipt.fields.get("InvoiceTotal")
if invoice_total:
print(f"Invoice Total: '{invoice_total.value.symbol}{invoice_total.value.amount},
with confidence {invoice_total.confidence}.")
print("\nAnalysis complete.\n")
OutPut:
