public string Detect(Bitmap image)
        {
            TextDetector result = new TextDetector();
            List<TextItem> detectionRound;

            foreach (int i in _rounds)
            {
                detectionRound = this.DetectText(image, i);
                result.AddList(detectionRound);
            }

            detectionRound = this.DetectText(image, 3, true);
            result.AddList(detectionRound, true);

            return result.GetText();
        }