| 释义 |
co·sine 英ˈkəʊˌsaɪn美ˈkoˌsaɪnAHDkōʹsīn' 高COCA⁹¹²²¹BNC⁴¹⁷⁴⁴iWeb²¹⁹⁷⁵
基本英英词源搭配记法近义反义例句例句
n.数余弦复数cosines
Noun:
ratio of the adjacent side to the hypotenuse of a right-angled triangle来自短语complementary sine, 补足正弦。direct cosine方向余弦cosine pulse余弦脉冲cosine capacitor余弦电容器cosine distribution余弦分布cosine signal余弦信号cosine impulse余弦脉冲cosine component余弦分量versed cosine余矢cosine series余弦级数cosine law余弦定律cosine function余弦direction cosine方向余弦cosine modulation余弦调制integral cosine余弦积分raised cosine升余弦cosine oscillations余弦振荡cosine winding余弦绕组cosine curve余弦曲线arc cosine反余弦cosine数余弦
co-共同-sine⇒n.数余弦近义词 COS装货付款=cash o…
名词100%
用作名词The cos function returns thecosineof a number.函数的作用是：返回一个数值的余弦值。 A watermarking scheme based on the discrete cosine transform DCT was studied. A new blind watermarking algorithm by embedding the watermark into the phase components of DCT was proposed.
基于离散余弦变换（ DCT方法对水印算法进行了研究，提出一种新的将水印嵌入到分块 DCT相位成分的盲水印算法。 cnki
And, we can use that to measure angles between vectors by solving for cosine in this.
我们还可以通过解出式中余弦的方法,得到两向量间的角度。163
In practice, the Cosine measure is considered as the best model for document similarity search because of its good ability to measure similarity between two documents.
余弦模型由于能够很好地度量文档之间的相似性，被认为是解决相似搜索问题的比较好的模型。 kuenglish
Is a mathematical function that returns the trigonometric cosine of the specified angle, in radians, in the specified expression.
一个数学函数，返回指定表达式中以弧度表示的指定角的三角余弦。 kuenglish
The solutions for the equations have been got separately according to constant heat source distribution and cosine heat source distribution.
按热源为常数和热源沿长度按余弦分布二种情况，分别求得联立方程组的解。 cnki
The discrete cosine transform DCT is an important mathematical tool in digital image processing and many other fields.
离散余弦变换 DCT是数字图像处理等许多领域的重要数学工具。 cnki
The product of the effective values of the voltage and current with the cosine of the phase angle between current and voltage in an alternating-current circuit.
伏特量交流电路中电压与电流的有效值以及电流与电压之间相位角的余弦之乘积。 kuenglish
The voltage induced in series with the loop is proportional to the area and the cosine of its angle to the field.
回路感生电压的大小与回路面积以及回路与磁场方向夹角的余弦成正比。 analogcn
Above, we plotted both the sine and cosine on the same graph.
上面，我们在同一图中绘制了正弦和余弦曲线。 ibm
Add, multiply, cosine, etc. , can be combined to generate any mathematical equation we can think of.
加、乘、余弦等的相互组合能产生任何我们可以想到的数学方程。 yeeyan
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。163
Comparing to the DCT discrete cosine transform, the realizing of DWTdiscrete wavelet transform is more complex, so solving the fast calculating of DWT is vej-y significative to use widely DWT.
小波变换与离散余弦变换相比，运算复杂度高，如何解决小波变换的快速实现对小波变换的广泛应用具有重要的意义。 iciba
Each module was an arithmetical command such as add, subtract, multiply, cosine, sine.
每一个组件都是一种算数指令，诸如加、减、乘、余弦、正弦。 yeeyan
I am a statistician, a “ cosine academic, ” should you find the expression amusing.
我是一名统计学家，“余弦学者”，如果你觉得这个表达有趣的话。 yeeyan
It is then subject to such mathematical indignities as wavelet decomposition, multi- resolution Fourier analysis, polyphase filtering and discrete cosine transformation.
接下来它还要经过一些数学处理程序，比如小波分解，多重分辨率傅立叶分析，多相过滤，离散余弦变换等。 hjenglish
Let us plot both the sine and the cosine curves.
假设我们同时绘制正弦和余弦曲线。 ibm
The paper proposed the characteristics and inversion method of gravity anomalies spectrum using cosine transform.
提出利用余弦变换，研究规则体重力异常谱特征及反演方法。 iciba
The improved AFT algorithms for even and odd functions can also be used for computing discrete cosine transform DCT and discrete sine transform DST, respectively.
本文改进的偶函数和奇函数的 AFT算法还分别可以用来计算离散余弦变换 DCT和离散正弦变换 DST 。 iciba
Then cosine theorem is no longer a pure problem from elementary geometry.
于是余弦定理从此不再是一个纯粹的初等几何问题。 cnki
You can see the normalized flux versus the normalized distance and that the shapes are basically cosine regardless of whether it's an infinite slab or an infinite cylinder.
你能看到标准化的流量和标准化的,距离，那些形状主要是余弦,不管那是个无限的平板或者,一个无限的圆柱。163 |