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Strange feeling will arise when audiences take pleasure in western modernist paintings by its transform, and it extends the capability of appreciation of the beautiful in audience. The later paintings absorb form feature of transform and express verier society more vividly.

变形引发观者欣赏中的陌生感，扩大了欣赏者的审美视野；后世绘画吸收了现代派绘画变形的形式特征，并加入了更为贴近社会现实的内容。

The algorithm suppresses background and enhances targes by morphological Tophat transform in spatial, and the image sequences are processed with the 1-D wavelet transform in order to separate the target from background in temporal.

在空域上，通过灰度形态学Tophat变换抑制背景、增强目标；在时域上，对红外图像序列连续四帧进行沿时间轴一维小波变换，实现目标和背景的分离。

On the basis of taking full advantage of multi scale wavelet analysis,the proposed algorithm improves the contrast of the approximations of the wavelet transform through two lifting steps,and shrinkages the coefficients of wavelet transform on the diferent degree and then enhances the coefficients.

在多尺度分析基础上，该算法对小渡分解得到的低频子带图像采用两步提升法进行对比度增强处理，而对小波分解得到的不同方向上的小波系数进行不同程度的去噪并增强。

But also to geometric attacks such as cropping and rescaling, etc. Particularly, geometric transform such as translate, affine transform and rotation is always a difficulty for watermarking because these transforms change the position of image pixels.

特别是对于平移、旋转和仿射变换这一类的几何变换，由于造成了图像像素位置改变从而使得水印的提取极为困难，一直都是水印算法的难点。

As the first innovative option, the weights are important to the gray value transform in the image process, and a weighting method of the gray value transform is putout by the author.

成像系统标定是机器视觉测量系统所成图像和实际被测尺寸之间实现高精度转换的关键过程。

Considering this disadvantage of contourlet transform and its application in image fusion, a novel algorithm of image fusion was preposed based on Nonsubsampled Contourlet Transform.

针对轮廓波变换的这一不足，提出了一种基于非抽样轮廓波变换的图像融合算法。

Time-frequency analysis ; fractional Fourier transform ; pseudo Wigner distribution; chirp signal ; short-time Fourier transform

时频分析；分数阶傅里叶变换；伪维格纳分布； chirp信号；短时傅里叶变换

Basic characteristics of cosine transform spectrum were analyzed, where contour lines of 2D cosine transform of point mass present the shape of a quarter of concentric circles and the number of counter become small along with the increasing of wave numbers. The spectrum of vertical rectangularcylinder put up periodic zero counters which mark off quadrate areas, the values of counter in each areas alternately change between the plus and the minus, and with the increasing of wave number, the values of counter present attenuation character alike e exponent.

分析了点质量和直立矩形柱体重力异常余弦变换谱的基本特征：点质量二维余弦变换谱等值线呈1/4同心圆形状，等值线随着波数的增大而变稀；直立矩形柱体谱出现了周期性变化的零等值线，该等值线将非零等值线划分为a×b个矩形区域，而且等值线值在各矩形型区域中正负交替变化，随着波数的增大，不同的矩型域中等值线值呈e指数衰减特征。

Starting from the basic governing equations of axisymmetric Biot's consolidation of saturated transversely isotropic soils, and taking Laplace transform with respect to time t and Hankel transform with respect to r, the first order ordinary differential equations in term of z are obtained.

从横观各向同性地基轴对称Biot固结的基本方程出发，通过关于t的Laplace变换和关于r的Hankel变换，得到关于z的一阶常微分方程组。

Compared with the existing distance transform algorithm in the process of wood cell image segmentation,the proposed algorithm not only can enhance distance transform speed,but also has a vital significance to improve image segmentation efficiency.

经过在木材细胞图像的分割过程中，同现有的距离变换算法比较证明，改进方法提高了距离变换速度，对提高图像分割的效率具有重要意义。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。