该描述子具有颜色恒常的特性。
This description of the surface spectral reflectance has the property of color constancy.
提出了基于傅立叶描述子的步态识别方法。
A new gait recognition method based on Fourier descriptors is presented.
实验表明，提出的描述子具有更好的旋转不变性。
Experiments show that our descriptor outperformed the conventional descriptor in rotational invariants.
傅立叶描述子是分析和识别物体形状的重要方法之一。
Fourier descriptor is an important method used in shape analysis and recognition.
提出了一种基于球面调和描述子的3维模型相似性比较算法。
A 3d model similarity matching algorithm based on spherical harmonics descriptor is proposed in this paper.
提出了一种基于傅立叶描述子的二维工程图的数字水印方法。
Fourier descriptor based digital watermarking method is proposed for 2-dimensional Engineering drawings.
提出了一种基于傅立叶描述子的二维工程图的数字水印方法。
The specific coordinates of vertices in the 2D engineering drawings are extracted to construct correspondence complex signal which is in turn transformed by Fourier transformation.
基于皮肤颜色模型进行手势分割，并用傅里叶描述子描述轮廓。
Hand area is segmented based on skin color model, then the hand contour is described by use of Fourier descriptor.
最后根据描述子主成分的差异设计层叠分类器，加速特征匹配。
Finally, based on the principle component of the descriptors, a cascade filtering is designed to speed up the feature matching.
该文从视觉角度提出了一种新的手势建模的方法-多尺度形状描述子。
A new hand modelling method-multiscale descriptor is presented from the vision perspective in this paper.
论文讨论和比较了几种插值方法，引入傅立叶描述子对轮廓线进行插值；
Several interpolation methods are discussed and compared, and Fourier description is introduced as a interpolations.
第二部分是对分子拓扑结构进行描述而得到了不同的描述子(第四章一第七章)。
The second part is to describe the topological structures to get different descriptors, which is described in the fourth to seventh chapters.
现有的指纹匹配方法很多采用特征点邻域的某方面特征作为特征点的特征描述子。
Many of the existing fingerprint matching method using certain aspects of neighborhood characteristics as character descriptions.
并给出了利用半径描述子计算图像区域面积以及利用欧几里德距离判定边界相似度的方法。
A new method using Fourier radius descriptor to compute the area of image and using Euclidean distance to determine the similarity of boundary is educed too.
平面目标闭合曲线的傅里叶描述子只描述了目标区域的边界形状，无法反映目标内在属性。
The Fourier describer only describes the boundary shape of the planner target region, and can not reflect feature inside characteristic.
提出一种将主成分分析(PCA)与最远点距离(FPD)相结合的二维形状傅里叶描述子。
This paper proposes a new Fourier shape descriptor integrated with Principal Component Analysis (PCA) and the Farthest Point Distance (FPD).
实验结果表明，彩色子块共生矩阵描述子能够有效地结合颜色和纹理特征，具有良好的检索性能。
Experiments demonstrated that the color block co-occurrence matrix descriptor considerably improves the retrieval performance and can combine the feature of color and texture effectively.
为了描述数字空间目标轮廓，便于计算机图形表达，提出一种适于描述序列点轮廓的小波描述子。
To describe contours in digital space and simplify the presentation of computer graphics, a wavelet descriptor is presented, which is suitable for contours constructed with a set of points.
基于U -系统理论，提出了U描述子的概念，并且给出了U描述子的性质并在理论上予以证明。
Based on U-system, a new U descriptors is defined, and present the property of U descriptors and its proof.
本文讨论了一种SIFT算子的简化方法，简化后的算子与原算子相比大大降低了特征点描述子的维度。
This paper discusses a simple method of SIFT operator, operator is simplified greatly reduces the dimensions of feature point descriptor is compared with the original operator.
针对遥感图像配准，基于尺度不变特征变换(SIFT)提出了一种在核空间中构建仿射不变描述子的方法。
A technique to construct an affine invariant descriptor for remote-sensing image registration based on the scale invariant features transform (SIFT) in a kernel space is proposed.
经该方法处理得到的描述子对仿射、旋转、噪声等的抗干扰能力得到提升，对形状的局部特性描述能力更强。
After above processing, the descriptors are insensitive to the affine transform, rotation, noise and so on. They can hold the local features well, such as corners.
另外，蛋白质序列还可用其它特征提取方法提取的特征向量来表示，如氨基酸组成成分、加权自相关函数和矩描述子。
In addition, the protein can be represented as other feature vectors based on amino acid composition (AAC), weighted auto-correlation function and Moment descriptor methods.
研究了MPEG - 7中几种标准视觉描述子的实现方法，通过描述子的提取实现了视频基本视觉特征的提取和标准化描述。
Finally we have a research about the method to extract MPEG-7 visual descriptors, thereby to perform the feature extraction and normalized description.
分子结构表征是定量构效关系研究的一个关键环节，结构描述子能否反映分子与生物活性相关的结构信息，决定了定量构效关系研究的成败。
Structural description is a key step in the QSAR studies. Whether the structural descriptors can reflect the structural variations determines the success of QSAR studies.
在1892年，《温柔女人的运动》一书中描述了一位女子穿着厚重的衣服、靴子、帽子、手套，拿着一把伞游泳。
In 1892, the gentle woman's book of sport described a woman swimming in a heavy dress, boots, hat, gloves and carrying an umbrella.
从实际观点来看，子文档确实是上述所描述的要处理的内容—它是用英语写的，然后将它转交给翻译小组，生成已翻译的副本。
From a practical standpoint, the subdocument is handled exactly as described above — it has been written in English and then turned over to a translation team that then produced translated replicas.
本教程描述在 WHERE 子句中作为条件的子查询，这些子查询对于较简单的比较查询很有用。
This tutorial describes subqueries stated as conditions in the WHERE clause, which are useful for simpler comparison queries.
应该在部署描述符中声明security -role -ref元素，其子元素role -name包含了传递给方法的角色名。
The security-role-ref element should be declared in the deployment descriptor with a role-name sub-element containing the role name to be passed to the method.
应该在部署描述符中声明security -role -ref元素，其子元素role -name包含了传递给方法的角色名。
The security-role-ref element should be declared in the deployment descriptor with a role-name sub-element containing the role name to be passed to the method.
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