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
- maintained a constant temperature
- principles of unvarying validity
- unaffected by a designated operation or transformation
双语例句
- 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 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。 - 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。 - 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。 - 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。 - 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 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。 - 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。 - 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； - 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。