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
- Abstract An improved image recognition and registration algorithm based on convex hull and affine invariant was presented.
提出了一种新的基于凸壳和仿射不变量的图像识别和配准的方法。 - 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。 - In this paper, we incorporate Fourier transform with Log-Polar transform to achieve rotation invariant texture analysis.
通过将对数极坐标和傅立叶变换结合，完成旋转不变的傅立叶纹理特征提取。 - 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； - The charaters after affine transformation can also be recognized by a dyadic wavelet affine invariant function.
仿射变换后的汉字或其它图像可用多尺度小波的仿射不变函数进行对比识别。 - 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。 - 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。 - 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。 - 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。 - 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。