5/3小波提升方法的FPGA仿真

FPGA Simulation for5/3 Wavelet Lifting Scheme

基于提升方法的DEM多尺度表达研究

Multi-scale Representation of DEM Based on Lifting Scheme

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。

The advantages of wavelet transform constructed with lifting scheme are introduced and compression algorithm based on lifting wavelet for SAR raw data is proposed.

文中介绍了基于提升方法的整数小波变换和SPECK图像编码算法，提出了用整数小波变换代替传统小波变换进行SPECK图像编码。

SPECK image coding algorithm based on lifted wavelet transform is also proposed.

提升方法已经被国际标准组织ISO所采纳，并由此导致了第二代小波的诞生，其中细分小波便是第二代小波的典型代表。

Lifting scheme had been adopted by ISO and it caused the birth of the Second Wavelet. Subdivision wavelet is the classical representation of the second generation wavelet.

介绍提升方法实现的原理和构造的三个步骤，将提升方法应用于DEM数据的多尺度表达；

This paper presents the fundamentals and the three constructing steps of lifting scheme briefly. And it uses lifting method to process DEM data with multi-scale representation.

有鉴于此，我们提供有效率提升方法使得原本的FP-tree可以进而成为一个较高阶层次的FP-tree。

We then provide efficient evolution algorithms to modify the original FP-tree to a higher level FP-tree.

本文结论可用于估计DSP在图像编码中的执行速度以及提升方法和滤波器组方法在实际应用中的运行情况。

The results allow to assess the performance of a modern DSP in the image coding, as well as to compare the lifting scheme and the filter bank scheme performance in a realistic application scenario.

基于提升方法的整数小波变换的诸多优点，以Harr整数小波变换为例，提出了动态目标跟踪算法。

Based on lifting scheme having many advantages for integer wavelet transform, an algorithm of target tracking using Harr wavelet transform was presented.