An approach of image feature representation that combines the multi-scale image decomposition technique and contour theory is proposed.
结合多尺度图像分解技术和等高线理论提出了一种图像特征表达方法。
A new feature level fusion method of target's contour was proposed, which minimizes norm's square of the difference of control point vectors of convergent dynamic contours in two modal images.
提出了一种新的目标轮廓特征级融合方法,求解两类模式图像的收敛动态轮廓线控制点向量差的范数平方极小化。
The theory and experiment results show that the simplifying method is easy and accurate, and shape construction feature of original contour can be retained.
理论和实验结果表明,利用所述方法对等高线进行数据简化,方法简捷,精确度高,而且能够保留原等高线的形状结构特征。
In this paper the author discusses the theories and methods on making high quality DEM and TIN based on terrain feature from digital contour line.
本文全面系统地论述了基于等高线、地性特征建立TIN和DEM的理论和方法。
The result of this method is content to contour line matching by building variant feature quality, constructing data structure, dealing with matching process's detail.
该方法通过提取曲线的相对不变特征量,构建数据结构,细致地处理匹配过程的细节,对轮廓曲线的部分匹配有着较为满意的匹配效果。
Since the best description of the target is very important to the target feature, the target tracking and the target contour acquisition, a new ellipse description method is proposed.
目标的最佳描述区域对于建立目标特征、目标跟踪、目标轮廓求取具有非常重要的意义。
AIM:To find an approach to modality feature of periosteum cells in electron microscope based on corner point detection and contour tracing technique.
目的:提出一种基于角点检测和轮廓跟踪技术的骨膜细胞电镜图像的形态分析方法。
In this way, the feature of the image is better retamed contributing to storage and classification. Contour is the main distinction between different objects.
势能方法把每一个像素点所具有的势能按序收集、顺序存放,较好地保留了图像的特征,以便存储和分类。
The former evaluates the importance of the local feature, and the latter evaluates the proportion of contour fragment to the whole contour.
前者用于评价轮廓分段所描述目标特征的重要性,后者用于评价轮廓分段相对目标整体轮廓的比例。
Automatic interpolation of charted depth annotated point, automatic selection of Marine topography feature point and automatic build of bathymetric contour come true by using history data.
利用历史资料实现了海域水深注记点的自动内插、海底地形特征点的自动选取和等深线的自动生成。
An approach to contour extraction and feature point detection in the 3-d fragment reassembly is proposed.
针对三维空间碎片的拼接,提出一种轮廓提取和特征点检测的方法。
This Paper discusses the theories and methods on making high quality DEM bases on terrain feature from digital contour line.
本文系统地阐述了基于等高线数据建立高质量DEM的理论和方法。
Through the comparative analysis between ordinary facial feature vector and the standard value of perfect human face, the main factor of the imperfect face is imperfect facial contour.
经过普通人脸特征向量与完美人脸标准值的比较分析,得出人脸不完美的主要因素是人脸轮廓的不完美。
An important feature of shape description is the contour curves of object. To improve the efficiency of recognition, dominant points are usually used to represent the contour.
描述形状的重要特征是物体的轮廓曲线,为了提高识别效率,通常使用控制点表达轮廓。
According to the feature of ear image and requirement of extraction, this paper proposes a new edge detection method based on contour composition.
本文针对人耳图像的局部特征和识别要求提出一种基于轮廓合成的边缘检测方法。
In gait recognition, effective extraction of human contour is a prerequisite of subsequent processing including feature extraction, feature expression, target classification and target recognition.
在步态识别中,完整的人体轮廓是特征提取、特征表达、目标分类与目标识别等后期处理的前提条件。
A new feature-points extraction algorithm is proposed, which USES least square method fitting contour curve and combines slope, curvature information to extract feature-points.
提出一种新的轮廓特征点提取方法,它利用最小二乘法拟合轮廓曲线,结合斜率、曲率信息提取特征点。
During contour evolution, the particle filter (PF) is used to track the feature points by enforcing spatiotemporal local constraints to handle the observation noise.
为避免观测噪声的影响,增加轮廓的时空局部约束并利用粒子滤波(PF)技术解决该类跟踪问题是非常有效的。
This dissertation selected a pavilion, reconstructed its model with scanning data, and completed to draw the maps using the feature lines and contour obtained with semiautomatic extraction.
本文以凉亭为扫描对象,对扫描得到的数据进行模型重建,并利用半自动提取出的特征线与轮廓线,完成该建筑各图件的绘制。
An object recognition algorithm based on segmented-smoothing contour is proposed. The contour is divided into two kinds of zones by curvature:feature zones and non-feature zones.
提出了一种基于分段轮廓平滑的目标识别算法。首先通过曲率将轮廓划分为特征区域和非特征区域;
Then we define the boundary strength function and the feature boundary of each patch, to construct a deformation contour on the patch's boundary.
然后定义分割片的特征边界和边界强度函数,用以表示各预分割区域边界上的形变模型;
And various methods of modelling, that is, contour maps, engineering maps with surface feature symbols, 3 D contours and realistic maps are given.
给出了平面等高线地形图,带地物符号的工程地形图,立体等高线图及逼真地形图等多种造型方法。
According to the feature of ear image and requirement of extraction, this paper proposes a new edge detection method based on contour composition.
采用区域性增强法对人脸图像进行预处理,用基于知识库的方法提取人脸几何特征。
According to the feature of ear image and requirement of extraction, this paper proposes a new edge detection method based on contour composition.
采用区域性增强法对人脸图像进行预处理,用基于知识库的方法提取人脸几何特征。
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