invariant

英 [ɪnˈveəriənt]

美 [ɪnˈveriənt]

adj.  不变的; 恒定的

复数：invariants　

BNC.26080 / COCA.27422

牛津词典

adj.

• 不变的；恒定的
  always the same; never changing

英英释义

noun

• a feature (quantity or property or function) that remains unchanged when a particular transformation is applied to it

adj

• unvarying in nature
  1. maintained a constant temperature
  2. principles of unvarying validity
  Synonym:changelessconstantunvarying
• unaffected by a designated operation or transformation

双语例句

• It is presented that one hierarchical method based on invariant feature for object recognition and location in complex background.
  提出利用目标的局部特征不变量，在复杂背景下对目标进行识别和定位的层次方法。
• This paper proposes an image matching method based on the invariant feature of circle projection and histogram.
  本文在对不变矩进行深入探讨的基础上提出了一种基于圆投影及直方图不变特征的图像匹配方法。
• This paper probes into invariant and normal form of matrix and its application to matrix theory.
  探讨了矩阵的不变量、准形及其在矩阵理论中的若干应用。
• This paper puts forward a new method of invariant texture classification for remote sensing image.
  本文提出了一种遥感图像旋转不变纹理分类的新方法。
• Scale Invariant Feature Transform ( SIFT); differential multiplication; dynamic background; moving object detection;
  尺度不变特征变换算法；差分相乘；动态背景；运动目标检测；
• The invariant tensor under projective transformations of semi-symmetric metric-recurrent connections is obtained.
  给出了半对称度量循环联络在射影变换下的不变张量。
• First we extract color moments, texture features and affine invariant moments from the2D view images of3D objects.
  首先从三维物体的二维视图中提取颜色矩、纹理特征和仿射不变矩。
• Invariant corner features are often used in pattern recognition.
  拐点特征是模式识别中经常用到的一类不变量。
• The energy levels for three-dimensional coordinate-momentum coupled quantum harmonic oscillators are presented by using invariant eigen-operator method.
  利用不变本征算符法给出了坐标-动量耦合的三模耦合量子谐振子的能级信息。
• The experimental results demonstrate that this method is invariant to rotation without relying on the center of the fingerprint.
  实验结果表明，该算法不依赖指纹的中心点，具有旋转不变性。