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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

          • 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。
          • 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。
          • 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。
          • 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。
          • 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)。
          • 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 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。
          • 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。
          • 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 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。