计算机科学 ›› 2020, Vol. 47 ›› Issue (6A): 226-229.doi: 10.11896/JsJkx.200160009
蓝章礼, 申德兴, 曹娟, 张玉欣
LAN Zhang-li, SHEN De-xing, CAO Juan and ZHANG Yu-xin
摘要： 图像作为一种典型信号,理论上可由一系列基本信号构成。为寻找一组可重构图像的基本信号,提出了基于特征的基图像提取和重构方法,使得可由任意图像集进行基图像提取并可由提取的基图像重构内容无关的任意图像。使用特征提取算法从训练集图像中分解出一系列基图像,阐述了基图像分解和提取的算法流程,通过将测试集图像投影到k个基图像构成的空间中得到投影系数,建立由投影系数和基图像重构原图像的方法和过程。实验结果表明,通过控制基图像数量k,图像的重构误差和质量可以达到较高要求,基图像的提取和重构的图像具备内容无关性,同时,该方法对于图像抽象特征的理解、深度神经网络应用等具有重要作用。
中图分类号:
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