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 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。
• It is an effective method to use the invariant moment features for target recognition.
  利用图像的不变矩特征进行目标识别是一种有效的方法。
• 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。
• 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。
• Because all of the invariant tasks are executed you can save this image in your private catalog.
  由于执行了所有这些非变量任务，所以您可将此映像保存到您的私有目录中。
• The speed of light is an invariant constant.
  光速是一个不变常数。
• 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。
• 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；
• Application of Invariant Subspace Method to Nonlinear Partial Differential Equations
  不变子空间方法在非线性偏微分方程中的应用