对一类定周期正弦曲线的检测问题进行了研究。
In this paper, research is performed on detecting a kind of fixed period sinusoidal curves in images.
对该凸轮机构采用正弦曲线的形封闭误差和运动传递误差进行了理论分析。
Adopting the form closure error and the motion transmission error of sine curve to carrying out theoretical analysis of this CAM mechanism.
该方法使用具有分段连续的线性分段来近似正弦函数曲线的第一象限部分，根据正弦曲线的对称性，构成完整的正弦曲线。
A digital frequency synthesizer without ROM look up table is presented, a piecewise linear interpolation scheme is used to approximate a sinusoid function.
例如，让我们考虑一下正弦波，也即正弦曲线这样一个描述平稳反复振荡的数学函数。
For instance, let's consider the sine wave, or sinusoid, a mathematical function that describes a smooth repetitive oscillation.
此外，一个粗略的正弦曲线图表可以在每天或每年的平均每日温度平面图表中看到，虽然这个图形可能和倒置的余弦波看起来很像。
Also, a rough sinusoidal pattern can be seen in plotting average daily temperatures for each day of the year, although the graph may resemble an inverted cosine wave.
在提示符中输入plotsin (x)：您应该在弹出窗口中看到熟悉的正弦曲线。
Type in plot sin (x) at the prompt: you should see the familiar sine curve in a pop-up window.
说到如何用图像表示声音，大多数人都会想起与音量有关的正弦曲线。
When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves.
这是我们正在采用的一种类似正弦曲线一样的工作方式。
使用的最后一个命令reset对于绘制正弦曲线不是必要的。
The last command used, reset, is strictly not necessary for plotting the sine curve.
正弦波，或正弦曲线，是数学函数的图形。
Sine waves, or sinusoids, are graphs of mathematical functions.
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。
The experiment adopted two synthesis schemes: linearity interpolation scheme and sinusoid interpolation scheme, also have compared and analyzed error between two true color images.
为了要获得一个甚至更好分解，在有正弦曲线讯号的入码器的情况，这些讯号在高层次控制器中被窜改。
In order to obtain an even finer resolution, in the case of encoders with sinusoidal signals, these signals are interpolated in the higher-level controller.
同时本文在二群失稳模式的假设下，得出了机组电磁功率与转子相对惯性中心角的变化曲线为一正弦曲线。
Meanwhile, under two-group instability modes, it is discovered that the curves between electric power of generator unit and rotator's angle in relative to center of inertia is a sine curve.
探讨了常见非圆弧曲线的加工方法，并以椭圆及正弦曲线为例，叙述了在使用宏指令加工过程中坐标值的数据转换及程序编制。
The way to process non-arc curves was discussed. Illustrating ellipse and sinusoid curves, the coordinate conversion and programming in the process of using macro command were stated.
以工程实际为例，在显示器上画出实时的跟踪风速随时间变化的正弦曲线图。
Taking an engineering example, a sinusoidal graph showing how the wind speed changes with time has been plotted on the screen of computer.
提出一种以正弦曲线为生成齿条的齿廓曲线生成的新型齿轮。
A new type of gears generated with sine-curved rack are put forward.
结果表明，旋流器内空气柱的形状、弯扭程度因旋流器锥角和进口流量不同而不同，不能单纯用柱状、麻花状、正弦曲线状等来描述。
The results indicated that the shape of air core and its crackle varied with the cone angle and the inlet flows, which can not simply be described as column, twist or sinusoidal shape.
通过结构光传感器获得三维信息，编程实现对薄板正弦曲线焊缝模型的建立。
Via the structured laser sensor's getting three-dimension information, the experiments achieve the modeling of sine welding seam part of sheet by using programming.
利用余弦或正弦曲线对该精对准信号进行拟合，得到一系列的波峰点。
The intensity and position samples of the final-alignment signal are fitted with a cosine or sine curve, and then the series of peak points are derived from the model parameters.
下面是我使用的代码生成的数据：一个简单的正弦曲线。
Here's the code I used to generate the data: a simple sinusoid.
经脉冲分配器和功率放大后控制步进电机，使步进电机的转速符合所要求的正弦曲线。
Through cyclic pulse distributor and power amplifier, the pulses drive step-motor and let the speed of step-motor in agreement with a required sine function.
作为应用，给出了双曲线、双曲正弦曲线与指数曲线的UAHB 样条精确表示。
As an application, hyperbolic curves, hyperbolic sine curves and exponentcurves are explicitly expressed by the 3-order and 4-order UAH B-splines.
电机的加减速采用平滑的正弦曲线，满足电机的起动频率和运行频率，减少了系统的冲击。
The smooth sine speed wave is adopt in order to satisfying motor's stating and moving frequency. The sine speed wave reduces the impact of the sy...
分布式放大器为分配高质量频率标准的正弦曲线频率提供了出色的灵活性。
Wideband distribution amplifier is an economical solution for distributing signals from various frequency standards such as caesium, rubidium, quartz or GPS receivers.
分布式放大器为分配高质量频率标准的正弦曲线频率提供了出色的灵活性。
Wideband distribution amplifier is an economical solution for distributing signals from various frequency standards such as caesium, rubidium, quartz or GPS receivers.
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