D241_Chinese_Handwriting_OCR_Data

222,522张中文手写体OCR数据。书写环境包括A4纸、方格纸、横格纸、白板、彩色便签和答题卡等。书写内容包括诗歌、散文、店铺活动通知、祝福语、心愿单、摘抄文本、作文和笔记等。数据多样性包括多种书写纸张、多种字体、多种书写内容、多种采集角度。采集角度为平视和仰视。在标注方面，标注行/列级文本的四边形框，行/列级文本转写。本套数据可用于中文手写体OCR任务。

This dataset contains 222,522 samples of Chinese handwritten OCR data. The writing scenarios include A4 paper, grid paper, ruled paper, whiteboards, colored sticky notes, answer sheets, and other writing materials. The covered writing content spans poems, prose, store event announcements, greetings, wish lists, excerpted texts, compositions, notes, and more. The data has diverse characteristics across multiple aspects: various writing media, different handwriting styles, varied writing contents, and two types of collection angles, namely eye-level and upward-looking perspectives. For annotation, quadrilateral bounding boxes are labeled for row/column-level texts, alongside their corresponding transcriptions. This dataset can be applied to Chinese handwritten OCR tasks.