cosine
英 ['k??sa?n]
美['kosa?n]
- n. [數] 余弦
實用場景例句
- Aim To study some calculation formula of sine function and cosine function.
- 目的研究正弦函數和余弦函數的一些計算公式.
期刊摘選
- The source code simulates BER of OFDM system implemented using discrete cosine transform.
- 源代碼模擬誤碼率的OFDM系統實施使用離散余弦變換.
期刊摘選
- At last use the cosine function computing the similar degree, and implement the spam filtering.
- 當接收到新郵件,根據向量模型和相關加權方法提取郵件向量,利用余弦函數計算兩向量相似度.
期刊摘選
- Let's now examine the simplest wave from where the profile is a sine or cosine curve.
- 現在讓我們來考察最簡單的波形,它的剖面圖是正弦或余弦曲線.
辭典例句
- Thetheory includes Euler angular algorithm, direction cosine algorithm, quaternion algorithm and rotation vector algorithm.
- 基本理論包括歐拉角算法 、 方向余弦算法 、 四元數算法和等效旋轉矢量算法.
期刊摘選
- There are sine cosine complete source code of the image can be used directly.
- 正弦余弦有完整的源代碼的圖像可直接用于.
期刊摘選
- Discrete Cosine Transform and image compression.
- 離散馀弦轉換與影像壓縮法.
期刊摘選
- Must compensate for the cosine effect.
- 必須補償余弦定律產生的錯誤.
期刊摘選
- In the flowing, an iterative channel estimation method using discrete cosine transform is proposed.
- 在此基礎上, 利用離散余弦變換的特性,提出了一種基于DCT變換 的迭代信道估計算法.
期刊摘選
- The cosine rather than the sine is customarily used in this case.
- 在這種情況下,習慣上用余弦函數而不是正弦函數.
辭典例句
- Secondly, the level of cosine transform coding some of the improvements.
- 其次是對層次余弦變換編碼部分的改進.
期刊摘選
- Each module was an arithmetical command such as add, subtract, multiply, cosine, sine.
- 每一個組件都是一種算數指令,諸如加 、 減 、 乘 、 余弦 、 正弦.
期刊摘選
- Cosine transform is widely adopted in image, video compression and pattern recognition.
- 余弦變換廣泛應用于圖像和視頻的壓縮編碼以及模式識別之中.
期刊摘選
- We have also studied the variance spectral configuration of surfacefield using DCT ( Discrete Cosine Transform ).
- 并采用了離散余弦轉換( DCT ) 對其方差的波譜結構進行了討論.
期刊摘選
- For sinusoidal waveforms, equal to the cosine of angle of phase difference between voltage and current.
- 對于正弦波來說, 功率因子等于電壓、電流位相差的余弦.
期刊摘選
- Formulas of inversion and cosine transform spectrum of gravity anomaly cylinderfinite stretched staircase were deduced.
- 提出利用余弦變換,研究規則體重力異常譜特征及反演方法.
期刊摘選
- Besides, the relations among alldemonstrated by calculating the cosine value.
- 另外通過計算變量之間的夾角余弦值,本文討論了變量之間的關系.
期刊摘選
- A digital map watermarking algorithm based on discrete cosine transform ( DCT ) is presented.
- 設計了一個基于 DCT 的數字地圖水印算法.
期刊摘選
- This paper studies the grating projective images compression technology based on Discrete Cosine Transformation ( DCT ).
- 文中研究了基于離散余弦變換的光柵 投影圖 的壓縮.
期刊摘選
- Familiar UWB pulses are introduced firstly, including Gaussian pulse, rise cosine pulse, etc.
- 首先研究了傳統的超寬帶脈沖的特性, 包括高斯脈沖 、 升余弦脈沖等.
期刊摘選
- A linearization method to design biorthogonal cosine BCM filter banks is proposed.
- 介紹了一種用于設計雙正交余弦調制濾波器組的線性化方法.
期刊摘選
- A linearization method to design biorthogonal cosine modulation ( BCM ) filter banks is proposed.
- 摘要介紹了一種用于設計雙正交余弦調制 濾波器組 的線性化方法.
期刊摘選
- This procedure realize orthogonal transformation images, including Fourier transform, discrete cosine transform, Walsh transform.
- 本程序實現圖像的正交變換, 包括傅立葉變換, 離散余弦變換, 沃爾什變換.
期刊摘選
- This paper presents an information hiding algorithm in Discrete Cosine Transform ( DCT ) domain.
- 提出一種在圖像離散余弦變換 ( DCT ) 域內的信息隱藏算法.
期刊摘選