SD7K

SD7K is the only large-scale high-resolution dataset that satisfies all important data features about document shadow currently, which covers a large number of document shadow images.

We use over 30 types of occluders along with more than 350 documents to contribute to the dataset. These occluders have the shape of both regular and irregular forms, which provides adequate coverage for various situations.

SD7K是目前唯一一款具备文档阴影相关全部关键数据特征的大规模高分辨率数据集，涵盖了海量文档阴影图像。
我们采用超过30种不同外形的遮挡物，并搭配350余份文档来构建该数据集。这些遮挡物兼具规则与不规则两种形态，可充分覆盖各类实际应用场景。

搜集汇总

背景与挑战

背景概述

SD7K是一个大规模高分辨率文档阴影去除数据集，包含多种遮挡物和文档类型，覆盖各种阴影情况，适用于图像去阴影研究。