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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

          • 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)。
          • Determining Set and Sampling Theorem in the Shift Invariant Subspace
            有决定集和平移不变子空间中抽样定理
          • 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 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。
          • 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。
          • 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。
          • 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。
          • 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。
          • 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。
          • 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。