Finally, the rate-distortion performance is evaluated for several coders representative of each class, including the Set Partitioning in Hierarchical Trees ( SPIHT) algorithm and the recent JPEG-2000 standard.

The application of Set Partitioning in Hierarchical Trees ( SPIHT) to the image coding of arbitrarily shaped Region of Interest ( ROI) is investigated.

研究了等级树集分割编码方法（SPIHT）在任意形状感兴趣区域（ROI）编码中的应用。

The experiment results indicates that this new wavelet packet coder was competitive to, and open outperforms the best wavelet coding algorithm ( such as SPIHT) and other wavelet packet coding algorithm, especially for the textured images.

对比实验表明：本文算法的压缩效果不仅明显优于SPIHT算法（特别是纹理图像），而且优于已有的其它小波包图像压缩算法。

It analyses SPIHT. A multilayer progressive image compression coding method based modified SPIHT is presented by use of image smoothing and by the positive sign of coefficients after FLWT.

分析了SPIHT算法，利用图像平滑技术与自适应快速提升小波变换后低频系数的符号特点，提出了一种基于改进型SPIHT的分层渐进图像压缩方法。

In this paper, it is studied to compress image with wavelet transform, and the application of Set Patitioning in Hierarchial Trees ( SPIHT) in image process is researched.

本文主要研究小波变换在图像压缩中的应用，分析研究等级树集合分割算法（SPIHT）。

Compared with the fractal coding compression results, the coding method based on SPIHT is better than fractal coding method.

与分形编码压缩效果相比，小波变换系数的等级树集分割编码方法优于分形编码方法。

New Improvement of Set Partitioning in Hierarchical Trees ( SPIHT) Algorithm

改进的多级树集合分裂（SPIHT）算法

By taking advantages of ideas of flag maps and parallel SPIHT ( set partitioning in hierarchical trees) algorithm, the resourceful property in FPGA is greatly utilized by the scheme.

该设计方案整合标志位图思想和并行SPIHT算法结构的优势，充分利用了FPGA内部的丰富资源。

The algorithm integrates the linear indexing technique and flag map which LZC adopts, uses the scan order which is the same of SPIHT algorithm, sends the coding stream into MQ in code process.

该算法引入了线性索引技术和LZC算法标志位图，采用了类似于SPIHT算法的扫描顺序，将待编码流按不同种类进行算术编码。

As the poor performance of traditional methods in resisting noise uncertainty, we propose a modified detection algorithm in frequency domain based on LZC analysis, which is also simulated in MATLAB. 2.

针对传统检测方法对噪声不确定性的抵抗性较差的特点，提出了一种改进的基于频域LZC分析的检测方法，同时进行了MATLAB实验仿真。

The statistical analysis result showed that EEG rhythm and emotional state can significantly affect the LZC and ApEn ( p0.05).

相关统计分析表明脑电节律和情绪状态能够显著影响LZC和ApEn（p0.05）。

The modified coding algorithm based on listless zerotree wavelet was proposed by studying SPIHT and LZC.

通过对SPIHT算法和LZC算法的研究，提出一种改进的无链表零树编码算法。

To search the changes of β_2-microglobulin(β_2-M) and lysozyme ( LZM) in the patients with Guillain-Barre Syndrome ( GBS).

研究目的探讨格林-巴利综合征（GBS）患者β2-微球蛋白（β2-M）和溶菌酶（LZM）的变化。

The expression of CD15 、 LZM and p53 was notably correlated with infiltration and metastasis ( P < 0 05).

CD15、LZM和p53表达均与大肠癌的浸润和转移相关（P＜0.05）。

The concentration of LZM of CSF in the dead case are very higher than in the survivors ( P < 0.025).

CSF中的LZM急性期死亡者较存活者增高也极为显著（P<0.0025）。

LZM in combination with CFT blocked the lysis of bacteria without disturbance of bactericidal effect of CFT.

ZM与CFT联合使用既能阻止细菌溶解，又能保持与CFT单独用药相当的杀菌作用；

Conclusion: The activity of LZM in saliva is related to caries activity in children.

结论：幼儿龋病活跃性与唾液LZM活性有关。

Detection of CD20, CD45RA and LZM In Lupus Miliaris Faciei

CD20CD45RA和溶菌酶在颜面粟粒性狼疮中的检测

Research and Application of LZM in Sports

溶菌酶的研究状况及在体育中的应用

Results: It was observed that the level of Tumor Necrosis Factor ( TNF) was raised obviously from 17.7 ± 4.3 to 28.7 ± 6.6 pg/ ml in LZT group.

结果：灵芝组血清肿瘤坏死因子（TNF）水平由17.7±4.3升至28.7±6.6pg/ml，明显提高；

In a previous paper, we derived rich exact solutions of Boussinesq equation using a deformation mapping approach, from which a simple algebraic transformation relation of a special type of solution between the Boussinesq equation and the cubic nonlinear Klein-Gordon ( NKG) equation was established.

在文[1]中，我们利用变形映射法，构造了Boussinesq方程与三次非线性Klein-Gordon（NKG）方程一类特殊类型解的代数变换关系，得到丰富的精确解。