Here we use [-pi: pi] to get one sinusoid cycle 这里我们使用[-pi:pi]得到一个正弦曲线周期
These functions can make the courseware to produce the complicacy but accurate effect, such as sinusoid and cosine curve which this courseware demanded. 这些功能使课件的动画能够产生复杂而精确的效果,如本课件需要动态生成正余弦曲线。
The sinusoid frequency estimation algorithms for all phase spectrum analysis are studied. 研究了应用于全相位频谱分析的正弦波频率估计算法。
A New Algorithm for Two-Dimensional Frequency Estimation of a Complex Sinusoid 一种新的复正弦信号二维频率估计算法
In this paper, a histogram method for testing the Analog to Digital Converter ( ADC) static parameters with a low precision sinusoid stimulus is proposed. 本文考虑应用低精度的正弦激励准确测试A/D静态参数的直方图法。
Lymphocyte, fibroblast and sinusoid endotheliocyte were stained positively. 淋巴细胞、成纤维细胞及血窦内皮细胞染色阳性。
A New FFT Based Algorithm for Sinusoid Frequency Estimation 基于FFT的正弦信号频率估算新方法
Reference sinusoid circuit of grid-connected photovoltaic system based on software phase lock technique 基于软件锁相技术的光伏并网系统基准正弦电路
In this method, the echo of the synthesized equivalent micro-motion point is obtained by modulating the phase of intercepted radar signal with sinusoid in the slow time. 该方法通过对截获的雷达发射信号在慢时间域进行正弦相位调制,得到了等效微动点的回波信号。
Splenic corpuscles demolished and disappeared, red pulp widened and white pulp atrophied, splenic sinusoid extended with hyperemia. 脾脏可见脾小体破坏、消失,脾窦扩张充血,红髓增宽白髓萎缩等。
All right. Let's try to substitute in that equation a sinusoid's or a cosine solution, whichever one you prefer. 好的,让我们试着把等式,带入正弦函数,或者余弦数来做,你喜欢哪个都行。
Influence to Calculation of Dropper Caused by Variation of Tension Force of Wires and Ropes in Curve Section Frequency-domain reflectometry ( FDR): The loop is sounded with a swept sinusoid to identify frequencies that either resonate or are dead. 曲线区段线索张力变化对吊弦计算的影响频域反射器(DR)用一个扫频正弦曲线来探测哪些频段是共振的还是静默的。
The computer simulation on stochastic road irregularities is performed based on the sinusoid superposition method. 在正弦波叠加模型的基础上进行了随机路面谱的计算机模拟。
The low expression of Fibronectin and Laminin plays an important role in the pathogenesis of the abnormal sinusoid wall in OCH. 纤维连接蛋白和层粘连蛋白低表达在血窦壁异常结构形成中有重要作用。
The chorus effect modulates the original sound by a sinusoid low frequency oscillator ( LFO). 和声效果通过一个正弦低频振荡器(LFO)调节原始声音。
The Cramer-Rao Lower Bound for Parameters Estimation of Signals with Sinusoid Modulated Phase 正弦调制相位信号参数估计的Cramer-Rao下限
When sinusoid signal is inputted, we measured the frequency response range of this circuit. 利用正弦波作为输入信号时,测出了此驱动电路的频率响应范围。
As pre-osteoblastic, peri-endothelial cells residing at the sinusoid wall, skeletal progenitors reconcile the notions of "osteoblastic" and "sinusoidal" niches with one another. 作为血窦屏障中驻留的前骨细胞和周围内皮细胞,骨前体统一了成骨细胞壁龛和窦状隙壁龛两个概念。
High accuracy complex sinusoid frequency estimator in low SNR environment Study of aeroelastic tailoring of high-aspect-ratio flexible composite wing 低信噪比下的高精度复正弦频率估计算法大展弦比柔性复合材料机翼的气动弹性剪裁
This paper introduces the weighed cross-spectral estimation method based on the ESPRIT to estimate the frequency of the Sinusoid. 通过对旋转不变技术估计信号参量的方法进行了深入的分析,提出基于ESPRIT的加权互谱估计方法来估计正信号的频率。
This paper gives an introduce in detail on a method of sinusoid pulse width modulation for CSC. 文中详细地介绍了电流型变流器(CSC)的正弦脉宽调制方法。
One evaluation example of sinusoid curve fit software is discussed, the results and the specification are good. 针对一个具体的四参数正弦波拟合软件,使用本文所述指标和方法,进行了软件评价,并给出了有实用价值的评价结果。
This dissertation is devoted to the study of noise suppression, sinusoid signal parameters estimation and detection. 本文致力于研究噪声抵消、正弦信号检测及参数估计等问题。
A piecewise linear interpolation scheme to approximate a sinusoid function for phase-to-sine amplitude converter block is used to eliminate ROM. 本设计采用分段线性插值拟合正弦函数的思想实现相位码/幅度码的转换功能,避免了ROM的使用;
The experiment adopted two synthesis schemes: linearity interpolation scheme and sinusoid interpolation scheme, also have compared and analyzed error between two true color images. 实验采用了两种合成方案:线性插补方案和正弦曲线插补方案,并且对两种方案合成的真彩色图像的进行了比较和误差分析。
A method for estimating the frequency of a complex sinusoid in additive complex white Gaussian noise is proposed. 本文提出了一种在加性复高斯白噪声中对单频复正弦信号频率的估计方法。
Detection of multiple signals is studied, the change of detection performance is analyzed what is contact with the number of sinusoid signals and the ratio of each amplitude. 研究了多信号检测,分析了检测性能随正弦信号个数和幅度比的变化。
The hemopoietic foci are found composed of hemopoietic cells, liver sinusoid endothelial cells and liver cells. 造血灶由造血细胞、血窦内皮细胞和肝细胞的突起共同构成。
The frequency of this general sinusoid signal is just corresponding to the IMI temporal position. 这个广义正弦信号的频率正好对应了干扰的时域位置。
Hepatic sinusoid is distinct, and hemocyte and endothelial cell can be seen on the hepatic sinusoid wall. 肝血窦明显,可见窦壁中的血细胞和内皮细胞。