Optical Character Recognition (OCR) tool, supports Chinese and English text extraction from PDFs and images. Use cases: (1) extract text from scanned PDFs, (2) recognize text from images, (3) extract text content from invoices, contracts, and other documents

光学字符识别工具，支持从PDF和图像中提取中英文文本。应用场景：（1）从扫描件PDF中提取文本，（2）识别图像中的文字，（3）从发票、合同及其他文档中提取文本内容