反餘弦 的英文怎麼說
中文拼音 [fǎnyúxián]
反餘弦
英文
acos-
The principle of the interleaver with output spectra similar to cosine function, based on mzi, is analyzed theoretically. by using the tandem of two mzis, we get the flattop spectrum ; last, grounding on the polarized light interference and multi - beam interference, we analysis the principle of bgti interleaver, and simulate the relations between output spectra and reflectance of g - t resonator. furthermore the flattop output spectrum of bgti interleaver is achieved
4 、分析了fmzi型interleaver濾波器的工作原理,其輸出光譜曲線為類餘弦函數;採用級聯fmzi方案,實現了interleaver濾波器的光譜平頂光譜輸出;最後,基於偏振光干涉和多光束干涉原理,分析了bgti型interleaver濾波器工作原理,模擬了g - t腔部分反射系數r與輸出光譜的關系,獲得了50ghzbgti型interleaver濾波器平頂化輸出光譜。In chapter two, using the instruction of simd and memory in pentium to optimize idct, motion compensation and recompose frame and improving executive speed of idct to utilize vlcd and iq
在第二章中,使用intel處理器中的simd指令和內存優化技術對idct (反離散餘弦變化) 、運動補償和圖像重組等解碼過程進行優化實現。Combining the principles of pipelining and parallelism of dsp with idct theory, we concentrate on the use of multiply - accumulate unit of mcf5272 by merging the operations of addition and multiplication, and realize two dimension of idct with one dimension of idct efficiently. testing shows the software meets the requirement of real - time decoder
重點結合mcf5272的流水線操作和并行操作特徵和反離散餘弦變換演算法原理,將的二維反離散餘弦變換轉換成8點的一維反離散餘弦變換,利用乘法累加器合併加法運算和乘法運算高效快速地實現了反離散餘弦變換演算法。Formulas of inversion and cosine transform spectrum of gravity anomaly of sphere, infinite horizontal cylinder, infinite and finite stretched staircase were deduced
推導出球體、無限長水平圓柱體、無限和有限延伸垂直臺階的重力異常餘弦變換譜及反演表達式。A reduced number of dct coefficients is computed in a subsequent inverse dct computation based on the dct block type
而根據此離散餘弦轉換區塊形式則在後續的反向離散餘弦轉換運算中運用較少個數之離散餘弦轉換系數來做計算。In the encoder, if the incoming block is intercoded, no dct coefficients are computed after the eob of the incoming blocks is performing a dct
在該編碼器部分,假如輸入區塊是交互編碼模式,則僅需對輸入離散餘弦轉換區塊進行解量化及再量化之程序,無需其它任何離散餘弦轉換及反向離散餘弦轉換之運算。Arc - cosine function
反餘弦函數The paper proposed the characteristics and inversion method of gravity anomalies spectrum using cosine transform
摘要提出利用餘弦變換,研究規則體重力異常譜特徵及反演方法。The acos ( ) function returns the arccosine of a number as a numeric value value between 0 and pi radians
函數的作用是:返回一個大小位於0到pi之間的反餘弦值。Inverse cosine function
反餘弦函數Calculates the inverse hyperbolic cosine of an
的反雙曲餘弦值。The acosh ( ) function returns the inverse hyperbolic cosine of a number
函數的作用是:返回一個數值對應的反雙曲餘弦。Inverse hyperbolic cosine
反雙曲餘弦The system is composed with six sections which are entropy decoder, inverse z transform, inverse quantization, inverse discrete cosine transform ( idct ), up sampling and color space transform
Jpeg解碼演算法主要由熵解碼、逆z變換、反量化、反離散餘弦變換、內插和色度空間轉換六部分組成。分享友人