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词语无迹拆分为汉字：
无字的拼音、笔画、偏旁部首、笔顺、繁体字，无字字源来历，无字演变
没有，与“有”相对；不：～辜。～偿。～从（没有门径或找不到头绪）。～度。～端（无缘无故）。～方（不得法，与“有方”相对）。～非（只，不过）。～动于衷。～所适从。……
迹字的拼音、笔画、偏旁部首、笔顺、繁体字，迹字字源来历，迹字演变
脚印：踪～。足～。血～。笔～。物体遗留下的印痕：印～。前人遗留下的事物：古～。实～。追寻踪迹：“汉求将军急，～且至臣家”。据实迹考知：“～汉功臣，亦皆割符世爵”。……
汉语拼音：wú jì
反义词：征兆
亦作“ 无跡 ”。没有踪影；没有痕迹。
南朝 梁 陆倕 《新刻漏铭》：“一暑一寒，有明有晦。神道无跡，天工罕代。” 宋 王谠 《唐语林·政事下》：“﹝ 李惠登 ﹞为政清浄无迹，不求人知。”
见“ 无迹 ”。
Go there once walked the streets, saw a look without a trace the long road, late at night where the desolate, there is no trace of my walk.
到那曾经走过的大街上，看到一望无迹长长的大路，深夜那儿冷冷清清，毫无我走过的痕迹。I rather facing thy eyes and be fade with no trace.
你若太阳，我张目对日亡无迹。But an erratically appreciating exchange rate with the associated hot money flows does much more long-term damage to the economy.
而无迹可循的汇率升值加上与之相关的热钱流入，对经济的长远损害还要大得多。The performances of the extended kalman filter(EKF) and the unscented kalman filter(UKF)in constant velocity( CV ) model are compared.
比较了跟踪系统中扩展卡尔曼滤波、无迹滤波在二阶常速（CV）统计模型下实现的性能。Then the thesis compared unscented kalman filter and extended kalman filter, and selected the former for inverted pendulum system.
比较了扩展卡尔曼滤波和无迹卡尔曼滤波，选定无迹卡尔曼滤波为倒立摆控制系统的滤波算法。A scheme of estimating the flight attitude of a rolling missile based on square root-unscented Kalman filter(SR-UKF)was proposed.
给出一种基于平方根无迹卡尔曼滤波器（SR-UKF）的滚转弹飞行姿态获取方法。Then the thesis analyzed the significance of applying unscented kalman filter to inverted pendulum system.
分析无迹卡尔曼滤波算法在倒立摆系统上应用的意义。How can it heal, if I look the same?
何以痊愈，我倘若无迹？Without sufficient gravity, any gases will just leak out into space and be gone.
如果没有地球的地心引力，所有的气体将会挥发到太空中去，无踪无迹。无迹粒子滤波
Unscented particle filter.
自适应无迹滤波器
adaptive unscented Kalman filter
银色天鹅, 生存于无迹。
The silver swan, who living had no note.
联合无迹卡尔曼滤波
Joint UKF
无迹卡尔曼滤波算法
Unscented Kalman Filte algorithm
原本的氛围已无迹可寻。
All form of aura is absent.
来去固无迹, 动息如有情
Without leaving Any Traces, Whether Move or Rest, All is Full of Feeling
一种基于无迹粒子滤波的特征辅助跟踪算法
Feature Aided Tracking Algorithm Based On Unscented Particle Filter
作为法则, 它是充满灵气之法, 自由之法, 变化无迹之法。
As a law, its a law full of nimbus, a law of freedom and a law of infinitive variation
通常，能够找到一个答案，但有时又无迹可寻。
Frequently, an answer can be found, sometimes no answer evolves.
无迹粒子滤波在基于色彩的视频目标跟踪中的应用
Color Video Target Tracking Based on Unscented Particle Filter
基于序贯无迹卡尔曼滤波的雷达目标跟踪方法
Method for radar target tracking based on sequential unscented Kalman filter
由于黄友安的死，这一切似乎都无迹可考了。
As Huang An's death, it all seems to be no trace of the entrance exam.
我也了解到真爱是有共性的，也并非无迹可寻。
I learned that true love has some universal qualities and telltale signs.
那无迹可寻的指尖，如同悠扬的清风，拨弄着我的心弦。
Some unseen fingers， like an idle breeze， are play upon my heart the music of the ripples.
最终证明那不过是烟花般得一瞬, 炸开以后, 无迹可寻。
But it turned out to be flashes of fireworks that blasted and vanished without a trace.
最终证明那不过是烟花般的一瞬，炸开以后，无迹可寻。
But it turned out to be flashes of fireworks that blasted and vanished without a trace.
分析无迹卡尔曼滤波算法在倒立摆系统上应用的意义。
Then the thesis analyzed the significance of applying unscented kalman filter to inverted pendulum system.