誤差分離法 的英文怎麼說
中文拼音 [wùchāfēnlífǎ]
誤差分離法
英文
oest- 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...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 誤差 : error
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An isolated point " s statistic excluding method is proposed in this paper to eliminate crassitude error in clouding data, which include plenty of oddity data. the method based on the distance between two neighbour points can eliminate the data beyond normal distribution. a error limitation of angle and chordal highness method is used to filtrate clouding point
針對大量含奇異點的數據點雲,本文提出了剔除粗大誤差的孤立點統計排異法,該方法根據對相鄰點距離的統計,剔除在正態分佈以外的點;對大量數據的精減,利用角度和弦高的最大允許偏差法進行點雲精減。Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created
神經網路控制是智能控制的重要方式之一,它廣泛應用於自動控制學科各個領域。本文首先敘述了控制系統中常用的多層前饋網路結構及演算法( bp演算法) ,特別提及了能夠較好描述系統動態性能的對角遞歸神經網路和在用遞推預報誤差演算法訓練drnn時取得了較快的收斂速度。其次,應用工程方法分析設計了tf - 1350糖分離機的電流、轉速雙閉環直流調速系統的控制器,作為引入神經網路控制的設計基礎,並建立了系統的模擬模型。In chapter two, we consider full disceret scheme of mixed finite element methods for the following initial - value problems of linear integro - differential equations of parabolic in this chapter, we give the error analysis of this full discrete scheme and get optimal error estimates for the discrete solutions of u and p
第二章討論下述線性拋物型積分微分方程初邊值問題混合有限元方法的后差全離散格式。給出了該全離散格式的誤差分析,得到了離散解逼近未知函數u以及伴隨速度p的關于空間和時間的最優階誤差估計。The new ways that solve multiple objectives decision making under risk into probability permanent type : decision making diagram method, matrix analysis method, multiple objectives markov method, the shortest distance method, successive type variation multiple objectives decision making under risk method and fuzzy analysis decision making method. 3. the new modes that solve multiple objectives decision making under risk into probability interval type and uncharted type : weighted method and sorting method 4 the new repent average value criterion that handle multiple objectives decision making under risk into probability uncharted type and generalizing the criterions that have been used into one objective decision making under probability into uncharted type to multiple objectives decision making under probability into uncharted type. 5. giving the error analyses method and decision result regulating method that been used into multiple objectives decision making under risk
2 、探討了『決策圖法』 、 『矩陣法』 、 『多目標馬爾科夫法』 、 『最小距離法』 、 『連續型變量的多目標風險型決策法』和『模糊分析決策法』等解決概率固定型的多目標風險型決策的新方法。 3 、探討了『加權法』 、 『排序法』兩種解決概率區間型和未知型的多目標風險型決策的方法; 4 、在概率未知型的多目標風險型決策中改進了『後悔值準則』 ,提出了『後悔均值準則』 ;並將單目標概率未知型風險型決策的準則推廣運用到多目標概率未知型的風險型決策中去; 5 、探討了多目標風險型決策方法誤差分析及決策結果值調整的方法。Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied
本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。Meanwhile the technology for separating scattering field from total field is improved in this paper, which could eliminate the calculation error and get precise scattering field
論文還改進了時域有限差分方法中的總場散射場的分離技術,消除了原來因為分離帶來的計算誤差,提高了散射計算的精度。The error sepaation technology ( est ) and a special data processing program have been adopted to improve the measurement accuracy sucessfully
該法運用誤差分離技術,並且編制了一套數據處理程序,有效地提高了測量準確度。Integrated optomechanical analysis devides rigid - body and aberration, then computes the pv and rms. it provides guidance for design, tolerances allocation and alignment of optomechanical system. finally, abberations are converted to a sort of data form that can be imported by corresponding optical design software to observe their impact upon the optomechanical system imaging performance
光機集成有限元分析方法就是通過分離三種形式的剛體位移和光學表面畸變的pv值和rms值,指導光機系統的設計、誤差分配和裝調,並將數據轉換成光學分析軟體codev可接收的數據形式,對光機系統做整體成像性能評價。Accurate time domain three point method for error separation of roundness
精確的時域三點法圓度誤差分離技術Abstract : the new method of measurement profile error of any line with error separation technique is studied. based on developing mathematical models, computer imitation is made
文摘:研究了在數控加工中利用誤差分離技術測量線輪廓度誤差的新方法,在推導數學模型基礎上進行計算機模擬。The dual standard quantity ( the work piece and the discrete standard quantity ) mutual measuring and model verification methods are also proposed, which perfects the whole modifying process from data measuring, error separation, model establishment to real correction. after researching the discrete standard quantity system dynamic error separation technique, two error correction methods based on genetic algorithm and neural network mixed modeling technique are established. the two methods are the discrete standard quantity dynamic error direct / synchronous correction and prediction model correction ; the model ' s parameters and model ' s exercising method are also confirmed
設計了雙標準量值(工件和離散標準量)互比測量的模型驗證方法,完善了從數據測量、誤差分離、模型建立到實際修正的整個修正過程;研究了離散標準量系統動態誤差分離技術,建立了基於遺傳進化演算法與神經網路混合建模技術的兩種誤差修正方法? ?離散標準量動態誤差直接(同步)修正方法和預報模型修正方法,並確定了模型結構參數和模型訓練方法;分析了預報模型的多次預報性質,並得出了多次預報與多步預報的等效關系,確定了測量系統的有效預報范圍以及模型參數對泛化誤差的影響;進行了模型的對比實驗驗證和被測工件動態誤差修正試驗,成功地實現了任意二面角和圓分度的實時誤差修正。The main process of the method is : after the converged solution for a certain layer of grid is obtained, all elements that are required to be refined based on error analysis are automatically found and output. as the distribution of the elements to be refined is often discrete and irregular, regular square blocks consisting of elements to be refined need to be manually built and input to the computer. the computation for the refined layer grid is then carried out and the procedure is repeated until the final convergence criterion is satisfied
該方法的特點是:當某一層次網格取得收斂解后,程序根據誤差分析自動判別並輸出該層次網格內需加密的單元,由於需加密單元的分佈一般較為離散和不規則,因此通過人工介入對這些單元進行組塊並輸入到計算機,程序便開始進行下一層次網格的迭代計算,直至得到滿足最終收斂判據的解。Error analysis in fbg ' s differing temperature and strain measurement of reference grating method
參考光柵法分離光纖光柵溫度和應變的誤差分析In this subject, a new method and technique that applied the error separation theory to test of the surface flaw of axis - like parts using eddy current is proposed for the first time. based on this method, a mathematical model of extracting the surface flaw of axis - like parts is established. then " an automation system for the eddy current examination of the surface flaw of axletree " is designed
本課題首次應用誤差分離理論提出了對軸(孔)類工件表面缺陷進行渦流無損檢測的新方法和新技術,建立了基於該方法的提取軸(孔)類工件表面缺陷的數學模型,並設計了「軸承滾子表面缺陷渦流自動化檢測系統」 。Second, based on the theory of error separation, the mathematical model, which is used to extract the surface flaw of axis - like parts, is given briefly. third, the designs of hardware and software in the system are explained respectively. fourth, the models and algorithms for appraising the surface flaw of axis - like parts are established by the methods of pattern recognition and neural net
第一,本文論述了該課題研究的必要性及應用開發的價值:第二,簡要介紹了基於誤差分離理論建立起來的提取軸(孔)類工件表面缺陷的數學模型;第三,對該系統的硬體和軟體設計分別進行說明;第四,運用模式識別和神經網路等方法建立軸承工件表面缺陷評判模型和演算法,並給出了各種評判方法的比較。Compared with the ordinary optimization algorithm of calibration, this algorithm is simple, less computational and high accuracy. finally, the paper put forward the ranging method based on similar triangle principle. it gives two ranging models according cooperation object vertical in the optical axis or not vertical in the optical axis and does experiment
最後,本文提出了一種基於相似三角形原理的測距方法,根據合作目標與攝像機主光軸垂直與不垂直兩種情況,給出了兩種測距模型,建立實驗系統並進行了實驗,通過近距離段與遠距離段的測距結果與誤差分析驗證了此方法的有效性,能夠準確的確定合作目標的位置,計算簡單,測量精度高,具有重要的理論意義和工程使用價值。Finally the convection - dominated integro - differential equations of parabolic type are considered, the optimal error estimates for the unknown c and the adjoint flux p gained in the previous parts are still hold
最後將此方法推廣用於求解對流占優的積分微分方程問題,誤差分析表明離散格式對c , p也具有最優的逼近精度。Analysis and comparison of multi - step error separation technique
多步法誤差分離技術的比較分析In view of this problem of kinematic positioning, this thesis discusses kalman filtering when model biases exist in practical applications, studies model bias detecting and correcting of kalman filtering with kinematic positioning, and provides a departing estimation algorithm of model biases
探討在實際應用中存在模型誤差時的卡爾曼濾波,研究動態定位時卡爾曼濾波的模型檢測與校正,給出一種偏差分離估計方法。Further more, according to the characteristic of long - distance real - time broadcast and the redundancy of video signal, the paper establishes a difference arithmetic on the basis of frame transform and then analyses the error, gives a correspond physical model in order to satisfy the demand of long - distance control for over - axis signal
並針對遠距離實時轉播的特點和視頻信號的冗餘性,在幀變換的基礎上引入了差值演算法,並進行了誤差分析,提出了相應的物理模型,以滿足對越軸畫面的遠程控制。分享友人