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

• Rotation Invariant Analysis Approach to Texture Image Classification Based on Radon Transform and Bispectrum Analysis
  一种基于Radon变换和双谱分析的纹理旋转不变性分析方法
• Methods The method of estimating invariant sets Hausdorff dimension of a finite collection of contraction maps was used.
  方法利用压缩映射不变集的维数的估计方法。
• Invariant corner detection is a most important preprocessing step for image shape classification and recognition.
  在图像形态分类与识别系统中，不变性角点检测是很重要的预处理环节。
• By making use of the basic invariant, the squeezed states and squeezed number states for this time-dependent system are also constructed.
  文中研究了广义含时谐振子系统的不变量和不变量的一般形式，并利用基本不变量构造了此含时系统的压缩态和压缩数态。
• It contains an invariant& that the lower bound is always less than or equal to the upper bound.
  它包含了一个不变式&下界总是小于或等于上界。
• 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。
• An improved de-noising arithmetic is put forward by combining the new threshold function and translation invariant wavelet de-noising method.
  将这种新的阈值函数与平移不变小波去噪法结合起来，提出了一种基于平移不变小波去噪的改进算法。
• The concept of vector relative degree is given, and the invariant property of vector relative degree is obtained.
  首先建立了非线性奇异系统的向量相对阶的概念，并给出了系统的向量相对阶的反馈不变性。
• The speed of light is an invariant constant.
  光速是一个不变常数。