.NETアプリケーション用のAI搭載のC＃OCRライブラリ

// Configure preprocessing filters
PreprocessingFilter filters = new PreprocessingFilter {
  PreprocessingFilter.ContrastCorrectionFilter(),
  PreprocessingFilter.AutoDewarping()
};

// Add a photo for recognition
OcrInput photos = new OcrInput(InputType.SingleImage, filters);
photos.Add("photo.png");

// Fine-tune recognition setings
RecognitionSettings settings = new RecognitionSettings();
settings.Language = Language.Eng;
settings.DetectAreasMode = DetectAreasMode.CURVED_TEXT;

// Extract text from a page
AsposeOcr api = new AsposeOcr();
List<RecognitionResult> results = api.Recognize(photos, settings);

// Automatically correct spelling (English)
string text = results[0].GetSpellCheckCorrectedText(SpellCheckLanguage.Eng);
// Display recognized text
Console.WriteLine(text);

// Load the scanned PDF
OcrInput pdf = new OcrInput(InputType.PDF);
pdf.Add("Delivery-Agreement.pdf");

// Recognize the text from document
AsposeOcr api = new AsposeOcr();
List<RecognitionResult> result = api.Recognize(pdf);

// Save searchable PDF
AsposeOcr.SaveMultipageDocument("Readable-Contract.pdf", SaveFormat.Pdf, result);
// Report progress
Console.WriteLine($@"Recognition finished. See '{Directory.GetCurrentDirectory()}\Readable-Contract.pdf'.");

string sourceFolder = "images";
string searchFor = "OCR";

// Search for text in images
AsposeOcr api = new AsposeOcr();
foreach(var image in Directory.GetFiles(sourceFolder,"*.png"))
{
  bool found = api.ImageHasText(image, searchFor);
  if(found) Console.WriteLine($@"Found ""{searchFor}"" in image ""{image}""");
}

// Optional logger for progress and error reporting (can be set to null)
ILogger logger = new ConsoleLogger();

// Configure AI model for postprocessing
AsposeAIModelConfig modelConfig = new AsposeAIModelConfig
{
    AllowAutoDownload = true,
    DirectoryModelPath = "D://Models", // Path to local or downloaded model files
};

// Initialize AI postprocessing engine
AsposeAI aiEngine = new AsposeAI(modelConfig, logger);

// Register a spell-checking processor
aiEngine.AddPostProcessor(new SpellCheckAIProcessor());

// Execute AI-based postprocessing on OCR results
aiEngine.RunPostprocessor(ocrResults);

// Output the refined recognition result
Console.WriteLine("Corrected OCR Output:\n");
Console.WriteLine(ocrResults[0].RecognitionText);

// Release resources
aiEngine.Dispose();