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

• The invariant set and attractor for a class of non-autonomous delay differential system are investigated in this paper.
  研究了一类非自治时滞微分系统的解的不变集与吸引集。
• 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 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。
• The charaters after affine transformation can also be recognized by a dyadic wavelet affine invariant function.
  仿射变换后的汉字或其它图像可用多尺度小波的仿射不变函数进行对比识别。
• A new GM ( 1,1) model is given based on response invariant method.
  基于响应不变法，提出了一种新的GM（1，1）模型。
• 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 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。
• 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。
• 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
• 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。