Smithsonian Annual Report PDFs

PDF files resulting from OCR using Tesseract for Smithsonian Annual Report documents. The JPG 2000s that were used as input data were downloaded from https://library.si.edu/digital-library/collection/smithsonian-legacy-publications. These PDF files were not post-processed.本数据集包含通过Tesseract光学字符识别（Optical Character Recognition, OCR）工具处理史密森尼年度报告文档后生成的PDF文件。作为输入数据的JPG 2000格式图像均从https://library.si.edu/digital-library/collection/smithsonian-legacy-publications 站点下载获得。上述PDF文件未经过任何后处理操作。