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手写OCR数据集
这里整理了常用手写数据集,持续更新中,欢迎各位小伙伴贡献数据集~
中科院自动化研究所-手写中文数据集
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数据来源:http://www.nlpr.ia.ac.cn/databases/handwriting/Download.html
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数据简介:
- 包含在线和离线两类手写数据,
HWDB1.0~1.2总共有3895135个手写单字样本,分属7356类(7185个汉字和171个英文字母、数字、符号);HWDB2.0~2.2总共有5091页图像,分割为52230个文本行和1349414个文字。所有文字和文本样本均存为灰度图像。部分单字样本图片如下所示。
- 包含在线和离线两类手写数据,
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下载地址:http://www.nlpr.ia.ac.cn/databases/handwriting/Download.html
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使用建议:数据为单字,白色背景,可以大量合成文字行进行训练。白色背景可以处理成透明状态,方便添加各种背景。对于需要语义的情况,建议从真实语料出发,抽取单字组成文字行
NIST手写单字数据集-英文(NIST Handprinted Forms and Characters Database)
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数据简介: NIST19数据集适用于手写文档和字符识别的模型训练,从3600位作者的手写样本表格中提取得到,总共包含81万张字符图片。其中9张图片示例如下:

