中性灰平衡是评价成像设备成像质量的重要指标.文章提出视觉灰平衡的概念和模型,使用查找表的方法获取显示器的各阶调视觉灰平衡数据,并将该数据拟合成视觉灰平衡阶调复制曲线加载到显示图像中,主观实验结果表明,校正图像Z分数在95％的置信区间大于原始图像,图像质量得到明显改善.设计了包含视觉中性灰色的显示器特性化色表,重新制作显示器特性化文件ICC,实验结果表明使用新色表生成ICC的再现色域完全包含默认色表生成ICC的再现色域.显示器加载新ICC后,色彩再现能力将大幅提高.
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