系統性誤差 的英文怎麼說
中文拼音 [xìtǒngxìngwùchā]
系統性誤差
英文
systematic error- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 誤 : Ⅰ名詞(錯誤) mistake; error Ⅱ動詞1 (弄錯) mistake; misunderstand 2 (耽誤) miss 3 (使受損害...
- 差 : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
- 系統性 : systematicness系統性原則 principle of systematization
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
- 誤差 : error
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Meteorological errors are clearly unlikely to be systematic to any great extent.
氣象誤差顯然不大可能在大范圍內是系統性的。In hardware designing, the feasibility to use a / d acquisition board, signal conditioning board and the relay output board which are more professional at present to construct the hardware of the computer control system was explored, the algorithm pid was used to advance the respond to error and stability of the whole system, through selecting proper a / d, d / a, di / do board cards, a special computer control system was constructed. in software designing, the language borland c + + was
在硬體設計上,探索採用目前較為專業化的a / d轉換卡、信號調理板和繼電器輸出板構成計算機控制系統硬體結構的可行性,並採用pid控制以提高系統對誤差的響應和整個系統的穩定性,通過選用適當的a / d 、 d / a 、 di / do等板卡,構成一個很有特色的計算機控制系統。The capacitance offset averaging network is used in the distributed track - and - hold circuit block of the designed system. finally, according to the analysis on error effects in adc, the mathematics error model is simulated. furthermore, the input - output characteristics including input -
最後,基於對a / d轉換器系統中誤差的分析,對其誤差數學模型進行了模擬,得到了包含延遲、限幅、諧波失真等誤差的輸入輸出特性曲線。The improved voltage model of rotor flux is proposed in the paper. it eliminates the influence to actual system function in the voltage model of rotor flux for the proper drift problem and cumulative error of pure integral calculus tache
提出了改進的電壓型轉子磁鏈估算模型,消除了電壓型轉子磁鏈估算模型中純積分環節所固有的漂移問題和積累誤差對實際系統性能的影響。By calculating parameters including the link length, the azimuth angle, the elevation, the optical power that the inter - satellite optical cdma communication system will receive, the variation range of the azimuth angle and the elevation from the optical antenna of atp are understood well. by analyzing the factors to impact bit - error - rate ( ber ) from the received power, multi - user disturbing, background noise, wavelength, bit rate etc, measures to guarantee high performances of the system are obtained, especially those for smoothing the fluctuation of the received optical power from host platform vibration
分析研究了衛星光cdma通信系統中衛星仰角、方位角和距離,給出了探測器能夠接收到的光功率以及atp子系統捕獲及跟瞄的范圍;對衛星光cdma通信系統性能模型和基於衛星振動系統性能模型的研究,分析了多用戶干擾、接收光功率、背景光噪聲、振動偏差以及碼速率對系統誤碼率的影響,給出了相應的改進措施。Abstract : in this paper, the use and test status quo of internal and external large - sized coordinate measuring system is analyzed briefly and the composition, measuring method and error source are described. according to the internal use status quo and present level, the performance parameter, test method and material reference of the theodolite system suitable for indoor test and site test are proposed. the technical approaches for developments of the indoor large - sized standard and site material reference are given
文摘:簡要分析了國內外大尺寸坐標測量系統使用和檢測研究現狀,敘述了經緯儀測量系統的組成、測量方法和誤差來源,根據我國使用現狀和現有水平,提出了經緯儀測量系統性能參數、檢測方法和標準實物,適用於室內檢測和現場檢測,給出了室內大尺寸標準研製和現場標準實物研製的技術途徑。This digital amplifier made up of a digital inverter can implement the sine voltage signal ' s power amplifying based on the digital signal processor. with the high processing ability of dsp, the advanced digital control arithmetic can be realized in the software. also the feasible and effective technique for the time delay compensation of digital control can be achieved
該放大系統用數字化逆變器來實現電力系統正弦電壓信號功率的放大,利用dsp數字處理器高速的處理能力,可以使系統實現高性能的演算法控制,並且能靈活地對系統的誤差進行補償,從而實現逆變系統的高性能和高精度,為解決電力系統電容式互感器二次側帶負載能力弱的問題進行了有意義的研究。The possibility of the atmospheric correction to the displacement measurements at the international gps service ( igs ) stations is discussed. in chapter 5, using the mathematic theory of statistics, the errors of the convolution technique, u
第六章:利用數理統計理論研究大氣負荷改正褶積系統的誤差及其傳播特性和使用功效,給出系統輸出的精度估計,提出系統的優化配置原則As the traditional navigation system ca n ' t satisfy the requirements of the autonomous underwater vehicles ( auv ) navigation and position. we study a depthometer - doppler - aided strapdown inertial navigation system ( ddsins ) in combination of the developments of periodic navigation technique and some practical problem posed by the mathematical and variation of output data of doppler, furthermore, the digital simulation and semiphysica test are made to verify the validity of the algorithm, the main research work are as follows : design of the strapdown inertial navigation system of auv
由於傳統的導航系統很難滿足遠程水下航行器精確導航、定位的要求,本文在充分考慮使用特殊性的情況下,結合國內、外導航技術發展的實際狀況和發展方向,研究了水下航行器組合導航系統的誤差,重點解決了因多普勒輸出數據周期長和周期時變而給導航計算和濾波器設計帶來的問題,並進行了模擬和實物測試,模擬和實物測試結果表明本文所研究的設計方案合理,可以達到某型水下航行器導航、定位需要的精度。The three major types of machining error are geometric, thermal and cutting - force induced error. at the present time, error compensation model usually aims at single type of error and is used for the specific machine tool. this paper develops a universal synthetical model of error compensation for three - axis numerical control ( nc ) machine tool, which can be updated on time when manufacturing surroundings is changed
論文廣泛研究了機床誤差補償技術目前的發展狀況,針對目前誤差補償系統存在的不足(諸如大多為單項誤差補償、通用性較差,模型多為靜態等) ,提出了機床綜合誤差的補償策略,以三軸數控機床為例建立了綜合誤差補償系摘要統,系統的誤差模型可實時更新,該補償系統可直接移植到多軸加工系統中。The main purpose of laboratory quality controls is to reduce the random error or systematic error, to promote the accuracy of analytical result with the accurate degree
實驗室品質管制主要目的為降低隨機性誤差及系統性誤差,提升分析結果之精確度與準確度。It is widely recognized that one practical and important problem in dynamic climate modelling is the systematic tendency of a model to approach its own climate i. e. systematic error or bias usually occurs
因此在做短期氣候預報時,一般做法是把模式氣候從模式計算出來的未經處理的預測減去,得出距平,這做法可以盡量去掉系統性誤差。The noise estimation theory of the gps / ins integrated navigation system and the error analysis is are systematically discussed in this dissertation. at first the paper briefly introduce the error of the integrated system and the cause of the error, and give an estimation model of the error. in order to solve the precise estimation of the error using artificial neural network, then an artificial neural network model is discussed
本論文首先介紹了gps慣性組合導航系統的誤差和誤差模型,綜述了gps和慣導系統的誤差和誤差來源,給出了這兩種導航系統的誤差方程,討論了導航系統中常用的數據處理方法?卡爾曼濾波,給出卡爾曼濾波的基本方程,深入研究了卡爾曼濾波在組合導航系統數據融合中的應用。According to the needs of gps / sins integrated navigation algorithm, the error models of gps and sins are studied respectively. the autoregressive ( ar ) models and autoregressive moving average ( arma ) models of gps positioning error are established based on the analysis of the properties of static gps positioning error data. and the neural network method to determine the ar model parameters is given
根據gps / sins組合導航演算法的需要,分別對gps和捷聯系統的誤差模型進行了研究,在對gps靜態定位誤差數據特性分析的基礎上,建立了gps定位誤差的自回歸( ar )模型和自回歸滑動平均和( arma )模型,並用神經網路方法確定了ar模型參數。Thirdly, the software algorithm of image measuring system is analyzed emphatically, especially the sub - pixel subdivision algorithm
文中採用了亞像素細分演算法。最後對圖像測量系統的誤差進行了定性分析。The system error is mainly determined by sensor error and initial alignment error by analyzing the error transfer characteristic of the sins system. after compensating the sensor error, the precision of the whole system almost remains the initial alignment process. it should include of gyroscope and speedmeter to compensate the error
通過對sins系統的誤差傳播特性分析可以發現,系統的誤差主要由傳感器誤差和初始對準誤差決定,在對傳感器誤差進行補償之後,整個系統的精度幾乎就保持在初始對準的精度上;另外,在初始對準過程中還包含陀螺和加速度計的測漂和定標工作,以便進行誤差補償。A review of research on dynamic errors of coordinate measuring machines
柔性三坐標測量機的結構系統及誤差修正標定分析A more systemic and in - depth research of error correction on grating dynamic measurement system is performed through analyzing the characteristics of dynamic error, the characteristics of angle and circular division measurement, the dynamic error statistical characteristic of measurement system and the error transfer characteristics
通過對動態誤差特性、角度和圓分度測量特點、測量系統動態誤差隨機過程特性和誤差傳遞特性的分析,對光柵動態測量系統的誤差修正技術進行了較系統和深入的研究。Secondly, introduces the configuration and characteristics of new real - time operating systcm - vxworks and analyzes tomado which was the development environment of vxworks. by analyzing hardware configuraion and substance of inertial navigation, i set up uniform model of the system which involves of five work mannrs and inertial aligrunent of inertial navigation. then the uniform model is validated by computer simulation
接著,通過對慣性導航系統的硬體結構和慣導系統基本工作原理進行分析的基礎上,建立了包括五種工作狀態、初始對準等在內的慣性導航系統的統一數學模型,在此基礎上,對慣性導航系統的統一數學模型進行了計算機模擬驗證,分析了慣導系統誤差特性,模擬並驗證了陀螺漂移和加速度計零位誤差對慣導系統的誤差影響。Also, the attitude algorithm of the strapdown inertial system of shipboard missile is investigated. on the basis of analysis the sins error model, computer simulation of the sins error are given in accordance with the stochastic error of the inertial instruments
此外,還對艦船捷聯姿態演算法進行了研究,並在分析捷聯系統誤差模型的基礎上,針對慣性元件的隨機誤差給出了捷聯系統的誤差模擬。分享友人