摘要:研究了一类非仿射的纯反馈单输入单输出非线性系统。
Abstract : A class of nonlinear non-affine pure-feedback SISO systems with unknown nonlinear functions are investigated.
然而,迄今为止,主要的研究工作仅局限于分段线性仿射系统。
However, up to now, main research works are only limited to piecewise linear affine systems.
建立仿射不变的形状相似性度量是模式识别、计算机视觉和图象理解领域中的基本问题之一。
Establishing affine invariant similarity measure of shapes is one of the basic problems in pattern recognition, computer vision and image understanding domains.
量化后的仿射变换t构成了图像块的分形块编码。
Quantized affine transformation t constitutes the fractal block coding of the image block.
本文介绍透视仿射交换在轴测椭圆中的应用和作图分析。
This paper introduces the application and graphic analysis of perspective affine transformations in axonometric ellipse.
首先,综述了图像域中分形编码的特性,然后导出在离散余弦变换(简称DCT)域中仿射变换的伸缩因子和偏移量的对应公式。
We firstly overview the properties of fractal coding in image domain, then we derive the corresponding formula of scaling factor and offset of affine transform in DCT domain.
通过对分形算法的研究,提出一种新的仿射参数,针对新参数的特点采用了相应的压缩算法。
A new affine parameter is described through the study of fractal coding algorithm. According to the characteristic of the affine parameter, a corresponding compression method is presented.
这主要是由于统计自仿射分形的统计特性所决定的。
This is due to the statistic character of statistical self-affine fractal.
对于仿射变换,指出了仿射变换可以由其对一组仿射基的变换来唯一确定。
For affine transformations, we find that they can be determined uniquely by their functions on one affine basis.
通过分析小波分解作为分形图像编码预分解的有效性和小波域内仿射变换的特性,提出一种基于分类的小波域内的分形图像编码方法。
With analyzing the availability of fractal image coding and the characters of affine transform in wavelet domain, a fractal image coding approach based on classifications is presented in this paper.
在采用一个鲁棒性匹配误差映射函数的基础上,使用一种类牛顿法的迭代优化方法实现了基于仿射模型的图像目标跟踪算法。
With the use of a robust error mapping function, an affine model-based target tracking algorithm is formulated, in which a quasi-Newton's iterative method is implemented in the optimization progress.
提出了一种基于空间关系一致性的图像自动配准方法,处理具有全局仿射变换的图像配准问题。
An automatic image registration method based on spatial relation consistency is proposed to deal with the registration of images with affine geometric distortion.
基于仿射形状空间的实验了表明本文所提出算法的有效性。
Experiments within affine shape space prove the effectiveness of this novel proposed algorithm.
本文运用主成分分析方法动态构造模板,运用仿射变换的方法匹配定位,从而实现稳定的跟踪。
It is proposed to reconstruct model dynamically and using the method of affine transform to match. So we can realize stable tracking.
提出了在图象匹配中使用的一些新的仿射透视近似投影不变量。
This paper proposes some new affine-perspective approximate invariants that are used in image matching.
在图形生成和图象处理的实际问题中仿射变换是非常有用的。
Affine trans formation is very helpful to the study of the problems of graph generating and image processing.
运用坐标变换方法和仿射映射的有关原理,对迟滞系统的输入信号进行变换映射。
The coordinate transformation method is used to realize the mapping between the input set and the output set of the hysteresis.
因此,一幅图像的分形编码就是寻找一个合适的压缩仿射变换,它的不动点是原始图像尽可能好的近似。
Thus, encoding an image by fractal techniques consists of finding an appropriate contractive transformation whose fixed point is the best possible approximation of the original image.
匹配阶段分别采用归一化距离和马氏距离作为视类判定和仿射矩阵建立的依据。
In the matching phrase normalized distance and Mahalanobis distance are used to identify the view class and build the affine matrix.
运用坐标变换方法和仿射映射的有关原理,对迟滞系统的输入信号进行变换映射。
Then, the affine mapping theory is applied to modeling a class of hysteresis, which is stimulated by smooth periodic signals.
本文给出仿射联络空间中仿射运动群的基本定理的一种证明;
This paper gives a proof about the fundamental theorem(and the inverse theorem)on the affine groups of motions in the affinely connected spaces.
目前迭代函数系统中的变换多限于仿射变换,而仿射迭代函数系统对于区域的任意四边形不规则剖分情形是不能实现的。
At present, the transform in IFS is limit to affine transform. However, affine IFS is unable to do anything with the anomalous dissection on discretionary quadrangle area.
本文研究了线性空间的仿射子空间的若干性质。
利用模糊集的平移,研究了模糊仿射空间和模糊向量子空间的相互关系。
The relations of a fuzzy affine space and a fuzzy subspace are investigated by using a translation of fuzzy set.
利用模糊集的平移,研究了模糊仿射空间和模糊向量子空间的相互关系。
The relations of a fuzzy affine space and a fuzzy subspace are investigated by using a translation of fuzzy set.
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