Aim To study some calculation formula of sine function and cosine function.
目的研究正弦函數(shù)和余弦函數(shù)的一些計算公式.
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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(tǒng)實施使用離散余弦變換.
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At last use the cosine function computing the similar degree, and implement the spam filtering.
當(dāng)接收到新郵件,根據(jù)向量模型和相關(guān)加權(quán)方法提取郵件向量,利用余弦函數(shù)計算兩向量相似度.
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Let's now examine the simplest wave from where the profile is a sine or cosine curve.
現(xiàn)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(shù)算法和等效旋轉(zhuǎn)矢量算法.
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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.
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Discrete Cosine Transform and image compression.
離散馀弦轉(zhuǎn)換與影像壓縮法.
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Must compensate for the cosine effect.
必須補償余弦定律產(chǎn)生的錯誤.
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In the flowing, an iterative channel estimation method using discrete cosine transform is proposed.
在此基礎(chǔ)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.
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The cosine rather than the sine is customarily used in this case.
在這種情況下,習(xí)慣上用余弦函數(shù)而不是正弦函數(shù).
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.
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Each module was an arithmetical command such as add, subtract, multiply, cosine, sine.
每一個組件都是一種算數(shù)指令,諸如加 、 減 、 乘 、 余弦 、 正弦.
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Cosine transform is widely adopted in image, video compression and pattern recognition.
余弦變換廣泛應(yīng)用于圖像和視頻的壓縮編碼以及模式識別之中.
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We have also studied the variance spectral configuration of surfacefield using DCT ( Discrete Cosine Transform ).
并采用了離散余弦轉(zhuǎn)換( DCT ) 對其方差的波譜結(jié)構(gòu)進行了討論.
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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.
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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(guī)則體重力異常譜特征及反演方法.
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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(guān)系.
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A digital map watermarking algorithm based on discrete cosine transform ( DCT ) is presented.
設(shè)計了一個基于 DCT 的數(shù)字地圖水印算法.
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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.
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Familiar UWB pulses are introduced firstly, including Gaussian pulse, rise cosine pulse, etc.
首先研究了傳統(tǒng)的超寬帶脈沖的特性, 包括高斯脈沖 、 升余弦脈沖等.
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A linearization method to design biorthogonal cosine BCM filter banks is proposed.
介紹了一種用于設(shè)計雙正交余弦調(diào)制濾波器組的線性化方法.
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A linearization method to design biorthogonal cosine modulation ( BCM ) filter banks is proposed.
摘要介紹了一種用于設(shè)計雙正交余弦調(diào)制 濾波器組 的線性化方法.
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This procedure realize orthogonal transformation images, including Fourier transform, discrete cosine transform, Walsh transform.
本程序?qū)崿F(xiàn)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.
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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(nèi)的信息隱藏算法.
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