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trigonometric adj.【數學】三角學的;(用)三角法的。

trigonometric function

Finally a cordic arithmetic is introduced , it is a arithmetic easily implemented in silicon chip . based on this arithmetic , a trigonometric function generator is designed used fpga technology . this algorithm is good in increasing the velocity and precision when computing trigonometric function 并在此算法的基礎上,采用fpga技術實現了一個三角函數發生器,經驗證這種算法無論從節省硅片面積還是從提高計算速度、精度方面都有很好的性能。

Since pixel - level contrapose pixel coordinate , trigonometric function must be used to translate polar coordinates to pixel coordinate when the curve is described by polar coordinate . so research is very little on algorithms for generating this sort of curve by now 由于逐點是針對象素坐標系而言,而對極坐標系下描述的曲線,在轉換到象素坐標系時要用到三角函數運算,因此目前很少提到對極坐標曲線生成算法的研究。

This approach is called fas . this approach uses characteristics of trigonometric function , respectively computes the amplitude of fundamental component and inactive power current separates them by low pass filter and acquires and inactive power current 該方法利用三角函數的特性,對畸變電流中的基波成分和無功電流分量的振幅分別進行計算,然后經過低通濾波器把它們分離出來,最后得到基波有功和無功電流分量。

To improve the accuracy of load forecasting , by use of residual error amendment forecasting model based on real number output and fitting residual error by trigonometric function , a fuzzy linear regression ? residual error amendment model is put forward 為了提高電力負荷預測技術的水平,作者以基于實數輸出值的模糊回歸分析及用三角函數擬合殘差的方法,提出了預測電力負荷的模糊線性回歸? ?殘差修正預測模型。

With the characteristic function method , necessary and sufficient algebraic criteria have been developed for a class of three - delay linear difference systems . the key of the criteria is to verify that the value of a trigonometric polynomial is less than one 借助特征函數法,獲得了一類三時滯線性差分系統的充要代數準則,其核心是判定某三角多項式的值小于1 ,這一問題由繪圖法解決。

More calculation already having an huge memory size , all controllers could now manage up memory words and could use double words and floatting point ( with more than 45 new instructions arithmeticc , trigonometric , conversion , . . . ) 在已有的大內存容量基礎上,現在的twido控制器可以支持更多的內部字,雙字處理,以及浮點運算;并新增多達45種數學指令,包括算術運算、三角函數轉換等。

This paper gives a model of trigonometric leveling of atmospheric refraction and vertical deflection , then analyses every part of its accuracy and give a lists to analyses all kinds of effects caused by the errors of triangle leveling 摘要首先建立了大氣折光和垂線偏差的三角高程測量模型,并對模型的精度進行了逐項分析,列表分析了各種誤差對三角高程測量的影響。

Two sorts of general base function property is analyzed , they are trigonometric function and walsh function . arming at projection compounding model , a learning algorithm base on weight function expanded on certain base function is proposed 分析了三角函數基及沃爾什函數基兩類常用基函數的性質,并針對投影組合模型給出了基于權函數正交基展開的學習算法。

The article illustrates the application of relative knowledge about algebra and triangle to the summation of trigonometric array of numbers and this solution is just a trial for the joining of secondary mathematics and advanced mathematics 摘要本文綜合運用代數和三角的知識解決三角數列的求和問題,在中等數學和高等數學的銜接上也是一次有益的初步嘗試。

Using basic trigonometric principles and these measurements and values the on board computer can process over 40 , 000 points per second to produce highly detailed and accurate three dimensional models 利用三角函數的基本原則和這些測量和價值觀上的計算機可以處理超過40 , 000點每秒制作非常詳細和準確的三維模型

Qian xuehai , hao zhang , jingang yang , he huang , junchao zhang and dongrui fan , “ circuit implementation of floating point range reduction for trigonometric functions ” , iscas , may 2007 黃海林,范東睿等, “嵌入式處理器在片調試特性的設計與實現” ,計算機輔助設計與圖形學學報, 2006年18卷7期( 1005 - 1010 ) 。

In each iteration , no trigonometric function is used and only two multiplications are required . by taking the advantage of symmetry , only the points in one octant are need to be generated 該算法避免三角函數的運算,每步僅需兩次乘法,并且充分利用對稱性只計算一個八分象限的點。

In this paper , by using the property of fourier series a compound series consisting of trigonometric series and power series is established 摘要利用由三角級數和冪級數復合構成的函數項級數的有關性質,得到了一類變系數非齊次調和方程邊值問題的級數解。

In addition , the . net framework math class provides constants and other static methods for trigonometric , logarithmic , and other common mathematical functions 此外, . net framework數學類為三角函數、對數和其他常見的數學函數提供常數和其他靜態方法。

With loe ’ s idea of singular blending , this paper addresses non - uniform algebraic trigonometric ( nuat ) b - spline curve and surface interpolation methods 本文主要應用loe ’ s的奇異混合思想,研究了非均勻代數三角( nuat ) b樣條曲線曲面的插值方法

This paper expounds the role of transformation in exponential , logarithmic and trigonometric functions based on some examples 用幾個典型例題,論述了用變形方法在指數、對數、三解等函數求解導數方面的作用。

A function description method of synergies among the human joints was proposed by using trigonometric and exponential functions 利用三角函數和指數函數,建立了人體關節角度之間協調元的函數描述方法。

On each step of iteration , no trigonometric function is used , and only four multiplications for cardioid curve are required 迭代過程中避免了三角函數的運算,每步僅需4次(心臟線)乘法運算。

These methods can be quite handy in your strategy design and help you avoid the need to employ complex trigonometric math 在設計戰略時這些方法很有用、并可幫助您避免使用復雜的三角數學: