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

• 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。
• Consistency: A transaction preserves all the invariant properties ( such as integrity constraints) defined on the data.
  一致性：事务保持数据上定义的所有不变的属性（如完整性约束）。
• 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。
• 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。
• 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。
• The first invariant of strain is independent of the coordinate system being used.
  第一应变不变量与所用的坐标系无关。
• 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。
• 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 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。
• This paper presents a novel object tracking method based on SIFT ( scale invariant feature transform) feature matching.
  提出一种基于尺度不变特征变换（SIFT）特征匹配的目标跟踪方法。