domain of a function
英 [dəˈmeɪn ɒv ə ˈfʌŋkʃn]
美 [doʊˈmeɪn əv ə ˈfʌŋkʃn]
函数的（定义）域
英英释义
noun
- (mathematics) the set of values of the independent variable for which a function is defined
双语例句
- The frequency domain transfer function of the thin metallic shell is fit into a rational function using the vector fitting method, with the pulse response expressed as a sum of decay exponentials in the time domain from the inverse Laplace transformation.
该方法将金属薄壳频域屏蔽效能转移函数拟合为有理函数，根据拉氏逆变换性质，得到金属薄壳脉冲时域响应指数叠加的形式，从而采用递归卷积计算任意波形激励时金属薄壳的暂态屏蔽效能。 - Conclusion The gene of PD-L2 is successfully cloned and the extracellular domain protein of the PD-L2 is expressed in E. coli, which provides a basis for the further study of the function of PD-L2.
结论成功克隆PDL2基因，其胞外区蛋白在大肠杆菌中获得表达，为进一步研究PDL2功能提供了条件。 - The Method of Skill and Approach of Evaluating Domain of a Function
求函数值域的技巧方法探讨 - In the paper we extend the state space of Chebyshev polynomials to the real number domain, employ the semi-group property of Chebyshev polynomials to construct a one-way door-trap function, and avoid the attack.
该方案将Chebyshev多项式的状态空间扩展到实数域，从而利用Chebyshev多项式的半群特性构成具有单向带陷门的公钥加密算法，同时又可以避免上述已知密文的攻击。 - Aimed at the disadvantage of slow convergence rate in frequency domain LMS algorithm, according to the combine of frequency domain LMS fast algorithm with variable step-size technique, a fast variable step-size adaptive transmitter-receiver isolation algorithm in frequency domain is presented based on a new Sigmoid function.
针对频域LMS算法收敛速度较慢的缺点，将LMS频域快速算法和变步长技术相结合，提出了一种基于新的Sigmoid函数的变步长频域快速自适应收发隔离算法。 - The Gabor coefficients of power system transient waves span a very small area in the joint time frequency domain, whereas the Gabor coefficients of the noise are different. According to this characteristic, a time-frequency mask function can be designed to separate the transient waves from noise.
根据电网瞬态波形的Gabor系数在联合时频域分布比较集中，而噪声的Gabor系数均匀分布于整个联合时频域的不同特点，构造时频掩模函数，实现信号和噪声的分离。 - Lacking space locality in time domain, Fourier analysis can only make certain of the integrity of a function's singularity. So it's hard to detect the spacial position and distribution of broken signal.
传统的Fourier分析由于在时域缺乏空间局部性，只能确定一个函数奇异性的整体性质，而难以确定奇异点在空间的位置及分布情况，难以检测到突变信号。 - This paper improves greatly the correcting method of frequency domain for sensor's dynamic error, and enlarges its scope of application. A more reasonable correcting transfer function is adopted, the correcting precision is raised.
本文对传感器动态误差的频域修正方法作了较大改进，扩大了它的应用范围，采用更为合理的修正传递函数，提高了修正精度。 - We split the domain into two parts at the discontinuity of the coefficient function, define basic functions in each part independently, and define a special basic function to connect these two parts at last.
为此我们在系数函数的间断处将问题的定义区间分成两部分，并在各部分定义独立的基函数，最后用一个全局的基函数将两部分联系起来。 - EDOM& The input argument is outside of the domain of a mathematical function.
输入参数在数学函数的域之外。