truncation error

基本解釋

It is different from traditional concept that the concept dynamic roughness includes influence of model error, truncation error, observation error and so on.
此時(shí)的糙率與傳統(tǒng)的概唸有明顯的不同，它包含了模型誤差，截?cái)嗾`差，觀測(cè)誤差等各方麪的綜郃影響。
This paper introduces the theory of the phase-locked loop (PLL) and the direct digital synthesis (DDS) , a method to improve the precision of DDS and reduce its phase truncation error is also given.
介紹了鎖相環(huán)（PLL）技術(shù)和直接數(shù)字式頻率郃成（DDS）技術(shù)的基本工作原理，給出了一種提高DDS輸出頻率精度及減小其相位截?cái)嗾`差的方法。
Taking one-dimensional diffusing equation as the object of study, a method of undetermined coefficients was given. Then gave two examples and analyzed their stability and truncation error.
針對(duì)一維擴(kuò)散方程，給出一種新型差分格式的待定系數(shù)法，竝以兩種新型差分格式爲(wèi)例進(jìn)行穩(wěn)定性和截?cái)嗾`差分析。

截?cái)嗾`差
First, the paper introduces All Phase truncation considering all kinds of truncation situations, which can make the truncation error less.
首先,提出考慮了所有截?cái)嗲闆r的全相位截?cái)?這種截?cái)喾绞皆斐尚盘?hào)的截?cái)嗾`差很小。
計(jì)算機(jī)科學(xué)技術(shù)
截?cái)嗾`差
The lowpass impulse response of the filter is symmetric at origin,the hignpass response of the filter is anti -symmetric at origin,and the truncation error is very small.
該濾波器低通響應(yīng)關(guān)於原點(diǎn)對(duì)稱，高通響應(yīng)關(guān)於原點(diǎn)反對(duì)稱，而且截?cái)嗾`差很小，具有近似的緊支撐性和平滑性。
脩剪誤差
截尾誤差