dct

中文释义

abbr.document (ary) 文件，documentation 文件，document 公文，decoctum (Latin=decoction) （拉丁语）煎剂

An adaptive image watermarking algorithm based on DCT is proposed here.

提出了一种DCT域自适应图像水印算法.
Feature vectors are extracted from the re - organized DCT coefficients, and clustered.

在重组的DCT系数中提取特征向量, 并对其进行聚类.
Two blind watermark algorithms based on HVS in DCT domain are proposed.

提出了DCT变换域上基于人类视觉特性(HVS)的两种盲水印添加方法.