In this thesis, still images are considered by using the most popular technique, and the second generation watermarking based on the feature of image and lifting-based wavelet are focused on.
本文以静止图像为研究对象,结合目前的研究热点:基于图像特征的第二代数字水印技术和提升小波技术,以如何提高水印算法的鲁棒性和不可见性为主要研究目的。
参考来源 - 基于图像特征的第二代数字图像水印算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The advantages of wavelet transform constructed with lifting scheme are introduced and compression algorithm based on lifting wavelet for SAR raw data is proposed.
该文介绍了提升方法构造小波变换的优点，结合SAR原始数据的特点，提出了基于提升小波变换的SAR 原始数据压缩算法。
In order to on-line process engine cylinder head vibration signals of mobile equipment, a de-noising method with gradual changing threshold based on lifting wavelet package transform was proposed.
为了实现移动装备发动机缸盖振动信号的在线处理，提出一种基于提升小波包变换的渐变式阈值降噪方法。
To solve the difficulties in dim target detection, such as low SNR and small-scale displacement, a new automatic target detection algorithm based on lifting scheme and wavelet energy is proposed.
针对图像序列中红外弱小目标的检测与跟踪中遇到的难点，即信噪比低、帧间相对位移小等问题，提出一种基于小波提升框架及小波能量的目标检测算法。
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