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- Geometric Invariant Features 几何不变特征
- Histogram of LDP operators is used as gray scale, translation and rotation invariant features for texture classification. 局部差分模式直方图可作为光照、平移、旋转不变性特征用于不变性纹理分类。
- The local invariant features have been widely used in the Digital Right Management (DRM) applications and in the image recognition applications. 尺寸不变性特徵点在数位版权管理中的浮水印及影像辨识的领域中已经是被广泛使用的方法。
- geometric invariant watermarking 几何攻击不变性水印算法
- Radar High-Resolution Range Profile (HRRP) is very sensitive to time-shift;therefore, HRRP-based Radar Automatic Target Recognition (RATR) requires efficient time-shift invariant features. 针对雷达自动目标识别(RATR)中高分辨距离像(HRRP)的平移敏感性，从HRRP中提取出一种新的距离像平移不变特征：距离像幅度谱差分。
- The approach is axiomatic and formulated in terms of geometric invariance with respect to the position of the observer. 这种方法是无须证明的并且用与观察者的位置有关的几何学不变方式阐述。
- Computing the geometric relationship among geometric invariants is a direct application of these techniques. 几何不变量之间的几何关系的计算是这些技术的一个具体应用。
- This paper analyses the influence of scale factor on moment invariant features in discrete,constructs a new moment invariant with both scale,translation and rotating invariance. 分析了在离散状态下比例因子对不变矩特征的影响，构造了一种新的不变矩，使其具有平移、旋转和比例因子的不变性。
- Due to the difficulty of Geometric invariants in 3D mesh watermarking, tile method to convert 3D data into 2D data by directly applying the 2D watermarking method was put forward. 鉴于寻找三维模型几何与拓扑不变量的难度，提出了将三维数据转换到二维空间，直接运用二维水印算法。
- This paper proposes an affine invariant feature construction method, and fulfills automatic registration of aerial image sequence using this feature. 提出一种仿射不变特征的构造方法对航空图像序列进行全自动配准。
- We design a new feature extraction method that generates rotation and translation invariant features and use the Procrustes algorithm to find the key substructures which are denoted by radicals. 摘要:蛋白质结构的分析及排列是一个在生物学及医学上有著重要的应用而受到广泛大众重视的研究领域。
- Scale invariant features transform 尺度不变特征变换
- His smile predominated his features. 他的微笑是他的容貌的重要特色。
- However, the large number of local invariant feature keypoints extract by the SITF poses a scalability problem in the matching stage as the number of images to be matched increases. 然而，大量的特徵点对辨识阶段将是一个重要的问题，影像的匹配会因为影像的数量而增加。
- Recognizing Planar Polygon by Local Invariant Features 利用局部不变特征识别复杂平面多边形
- Not situated at or in the geometric center. 离心的不位于或在几何中心的
- SIFT(scale invariant feature transform) features 尺度不变特征变换特征
- Its geometrical invariability is kept by using natural coordinate interpolation functions. 该单元列式简明，采用自然坐标插值，保持了坐标的几何不变性；
- iterative closest point using invariant features (ICPIF) 不变特征迭代最近点
- Keywords Geometric invariant, Computer vision, Epipolar geometry, Trilinear constraint,,,,, Image matching, 3D reconstruction, View synthesis; 几何不变量;计算机视觉;对极几何约束;三线性约束;图象匹配;三维重建;图象合成;
