invariance

The time invariance is a crucial property of systems in the course of Signals and Systems.

在“信号与系统”课程中,时不变性是系统的重要性质.

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Invariance under translation in time leads to conservation of energy.

在时间平移下的不变性导致能量守恒.

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Sooner or later we must ask whether this law meets the test of relativistic invariance.

我们迟早要问:这个定律是否经得起相对论不变性的检验?

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The invariance of μ is the basis for one of the primary schemes for plasma confinement.

μ的不变性是等离子体约束的主要方案的依据之一.

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Invariance refers to areas of agreement.

不变性指的是一致的部分.

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Nonperturbative vacuum average value of two point function of two gluon with translational invariance is evaluated.

在洛伦兹规范条件下,导出了具有平移不变性的双胶子两点函数非微扰真空平均值.

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In this paper, a translation invariance wavelet transform is applied to image denoise.

文中主要研究平移不变小波变换在图象降噪中的应用.

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A shadow detection scheme based on both tricolor coefficient invariance and luminance change detection is proposed.

同时给出了一种基于三色值系数不变性和亮度变化检测的运动阴影检测算法.

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The Judgment of Time-Invariance of Systems

判断系统的时不变性

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Useing the unitary transformation and the invariance theory the damping harmonic oscillator is studied respectively.

应用u变换与不变量理论,求解一维量子阻尼振子.

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The proposed method is based on the incremental theory, volume invariance and planar cross _ section are assumed.

该方法基于塑性增量理论, 应用塑性成形过程的体积不变假设和弯曲过程的平截面假设.

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A new calibration method of structured light system using a coplanar object is proposed based on invariance of cross ratio.

在交比不变原理基础上，提出了基于共面靶标的线结构光标定方法。

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The scale invariance of geochemical anomalies is the theoretical basis of the international geochemical mapping.

地球化学异常的标度不变性,为全球地球化学填图计划的实施提供了理论依据.

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The latter invariance property clearly makes the methodology an appropriate candidate for robust control.

后面的恒定性质明显地使方法论在坚固的操纵方法中有一个适当的侯选对象.

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Experimental results demonstrate effectiveness of scaling for invariance to the effect of transducer frequency.

实验结果验证了频率一致性处理方法的有效性,能够消除换能器频率对分类的影响.

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We first offer an accurate identification approach for linear time-invariance dynamic systems with simple form of parameters, and derive its error bound.

首先我们对简单参数形式的线性时不变动态系统，给出了一种精确辨识方法，并给出了这种辨识方法的误差界。

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The theory of relativity is concerned with two seemingly opposite ideas, relativity and invariance.

相对论涉及两个似乎对立的概念, 相对性和不变性.

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The cross ratio invariance of interaction system

相互作用系统的交比不变性

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This invariance requirement has been a strait jacket on the free invention of scientists.

这个不变性要求,已经成了套在科学家的自由创造上的一件紧身衣.

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The algorithm isachieve the advantages of rotation invariance, position invariance and scale invariance.

灰度直方图方法虽具有比例 、 旋转和位移不变性等特点,但不能充分表示空间分布信息.

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Affine invariance is an important research field about it.

仿射变换不变性是其中一个重要的研究内容.

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Experiments show that the improved coarseness has higher texture discriminability and better circumrotation invariance, and that the image retrieval result based on the improved coarseness is superior to that based on the previous coarseness.

实验表明，改进纹理粗糙度具有更强的纹理分辨能力和更好的旋转不变性，基于改进纹理粗糙度的图象检索结果优于基于原有纹理粗糙度的图象检索结果。

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David Layzer, writing in his semiscientific property of life is not reproductive invariance, but reproductive instability.

戴维?雷泽尔在他的科普性书籍《宇宙发生说》中辩称,“生命的核心价值不在于它繁殖的不变性, 而在于它繁殖的不稳定性. ”

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Time reversal invariance is a very useful symmetry in subatomic physics.

时间反演不变性在亚原子物理中仍然是一种很有用的对称性.

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A linear camera calibration method with vanishing point and the invariance of cross-ratio is proposed.

在已知一个消隐点的情况下,利用交比不变性及消隐点的知识对摄像机进行标定.

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Algorithm of space plane parameters based on cross ratio invariance

基于交比不变性的空间平面参数算法

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It is succeeded in making Iris image have invariance in translation, size and rotation.

成功地实现了具有旋转、平移和尺度缩放的不变性的虹膜识别.

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It is characterised by two crucial properties, renormalisability and gauge invariance, which we mention briefly here.

QED具有两点重要的性质:可被重新归一化(正规化, 正则化)以及标准空间的不变性.

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Uncertainty Analysis of Constructing Calibration Points Based on Invariance of Cross Ratio A new approach for lens distortion calibration is presented, which utilizes the cross ratio invariability of perspective projection.

交比不变获取标定点的不确定性分析在分析目前的畸变参数标定方法优缺点的基础上，提出了一种能克服现有技术缺点的简单快速的镜头畸变参数标定方法。

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We can now prove invariance of dimension, one of the most important results about vector spaces.

现证明维数的不变性, 它是向量空间最重要的结果之一.

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