量測噪聲 的英文怎麼說
中文拼音 [liángcèzàoshēng]
量測噪聲
英文
measured noise-
Road vehicles. measurement of air borne noise emitted by refuse collection vehicles
道路車輛.垃圾車氣載噪聲測量Measurement of noise airworthiness verification to the light propeller airplane
小型螺旋槳類飛機的適航噪聲驗證測量方法This paper researches on a novel method to measure three - dimensional sound intensity use for failure diagnosis of electro - hydraulic system and the fabrication of a miniature three - dimensional sound intensity probe by using two separate micro - machined pressure probes and one microphone frame
本文研究了聲強測量技術在汽車噪聲源識別中的應用。通過使用兩個微型雙麥克風和支撐它們的框架,我們設計了一個小型的聲強探測器,用它來實現對汽車噪聲源的聲強探測。There are over 80 sets test apparatus in tech - innovation centre, including : anechoic chamber, vibration tester, vibration measurement analysis, impact instrument, constant temperature and humidity facilities. salt spary test case, circle insulation withstand voltage tester, insulation resistance tester, withstand voltage tester, electric lead tester, electrical leakage tester, earth resistance tester, chassis dynamometer, chassis dynamometer control system, high stability dc resistance tester, electrical capacity tester, temperature rise test system
中心擁有各類分析測試儀器和試驗裝置80餘臺套,包括:消音室振動臺噪聲振動測試分析系統沖擊儀恆溫恆濕實驗儀鹽霧試驗箱匝間耐壓分析儀絕緣電阻分析儀對地耐壓分析儀泄露電流測試儀對地電阻測試儀測功機測功機控制系統高精度直流電阻測試儀電參數測試儀帶電溫升測試儀復合式三坐標測量儀萬分投影儀及電功測試分析系統等。( 4 ) applying measurement noise automatic weighting kalman filter to the guidance of line - guidance torpedo, we compromised target information and torpedo information, which in turn come from sonar of guidance station and inertial measurement units of torpedo
( 4 )將多傳感器量測噪聲自動加權卡爾曼濾波應用在線導魚雷制導中,融合來自製導站聲納測量到的目標信息和來自魚雷慣性測量組件的魚雷位置和姿態等信息進行了模擬研究。The research analysed the influence of observational noises about temporal correlation, and gives recursive formula of kalman filtering
分析了測量噪聲時間相關對卡爾曼濾波結果的影響,給出了觀測噪聲時間相關時的卡爾曼濾波遞推公式。After briefly describing the damage mechanism of electromigration, noises theories and signal processing methods, many kinds of experimental assessing methods of electromigration, such as the traditional mtf test, the test of changes of resistance and noise measurement, etc., are reviewed in this paper, and its research on the technology of noises detection has been studied emphatically
本論文在簡要介紹電遷移失效機理、噪聲理論和1 / f信號表徵方法的基礎上,對各種電遷移可靠性實驗評估方法(傳統的壽命測試法、電阻變化測量法、噪聲測量法)的特點作了分析對比。重點研究了vlsi金屬互連電遷移噪聲檢測技術。In the non - gaussian filtering algorithm, the measurement errors incorporating the multipath effects are modeled as the non - gaussian noise, and the filter are modified according to the score function. this algorithm, designed to track low - elevation targets, avoids the degrading of me performance because of ;. c non - gaussian noise in the filter
在非高斯演算法中,由於多徑誤差的影響,目標高度方向上的測量誤差表現為非高斯噪聲,首先建立觀測噪聲的非高斯模型,然後利用非高斯噪聲下的濾波演算法跟蹤低空目標。This method constructs covariance matrix by utilizing data vectors in different range lines and projects phase error vector into noise sub - space which is formed by eigendecomposing the covariance matrix
該方法利用不同距離單元的觀測矢量構造協方差矩陣,然後通過對協方差矩陣特徵分解得到噪聲子空間,最後將相位誤差矢量向噪聲子空間投影來估計多普勒調頻率。The application of multisensor information fusion of dempster - shafer evidential reasoning to sliding mode control with measuring noise was investigated, which helps to depress the uncertainty of the sliding mode function
摘要研究了d - s證據推理多傳感器信息融合方法在存在量測噪聲的滑模控制中的應用,它有助於削弱模函數的不確定性。Finally, feedback control strategy is introduced so that the corresponding state variables can be precisely decoupled form the environmental noises without being affected by the noises induced by quantum measurement in feedback control
最後引入反饋控制,使得系統狀態的相應分量可以與環境精確解耦,同時能夠避免測量引入的量子噪聲的影響。Acoustics. determination of occupational noise exposure and estimation of noise - induced hearing impairment
聲學職業噪聲測量與噪聲引起的聽力損傷評價Selecting the image elements of earth and moon centers as observed quantity, measurement noise model and observed equations of autonomous navigation system are built up. the spacecraft orbit is determined by using the recursive weighted least square based on ud factorization
在奔選取地心和月心像素作為觀測量,建立了符合實際情況的量測噪聲模型和自主導航系統的觀測方程,並利用基於ud分解的遞推加權最小二乘演算法估計了奔月探測器的軌道參數。In the simulation, we added index weighting noise estimation of measurement noise to improve stability and adaptability of filter
模擬中在線加入量測噪聲的指數加權時變噪聲估計器,使濾波器的穩定性和自適應能力顯著增強。Based on the information fusion estimation theory, various information fusion structures and their algorithms are summarized, including centralized, decentralized, fusion mode and all - information mode. various kalman filters in the case of correlative infonnation arc summarized, including those with the correlation of measuring noise and system noise, those with colored noise and those in the case of one filter stimulating another. mathematical simulation results, as shown in figures 4. 3 through 4. 5, testify the validity of solving the problem of one filter stimulating another by using the method of prolonging fusion period
基於信息融合估計理論,研究和總結了多傳感器系統中的各種信息融合結構及其演算法,包括集中式、分散式、融合式和全信息融合方式;研究和總結了各種相關信息情況下的kalman濾波,包括量測噪聲與系統噪聲相關時的kalman濾波、有色噪聲條件下的kalman濾波和濾波激勵濾波條件下的kalman濾波。By augmenting the state vector, linearizing the nonlinear augmented state space model and adopting the equivalent measurement equation, the problem of strong tracking extended kalman filtering of nonlinear systems with additive combined colored noise can be converted into the problem of strong tracking kalman filtering of linear systems with correlated process and measurement noise
通過增廣狀態向量、線性化非線性的增廣狀態空間模型和採用等效量測方程,將加性復合有色噪聲干擾下非線性系統的強跟蹤濾波問題轉化為過程與量測噪聲相關情況下線性系統的強跟蹤卡爾曼濾波問題。For the feedback controller design, under the condition of that the noise and disturbance had been eliminated through disturbance observer, an anti - windup state feedback controller is proposed to solve the problem in which most of the existing anti - windup schemes can not guarantee the asymptotic closed - loop stability even for open - loop stable systems subjected to actuator saturation
對于反饋控制器設計,考慮了系統的物理約束即驅動飽和的影響,在系統的量測噪聲和外部擾動已經通過擾動觀測器減弱的條件下,提出了一種抗漂移的狀態反饋控制器設計方法。模擬結果表明所提方法的有效性。The 3 - d exact maximum likelihood registration algorithm ( eml ) incorporates the effects of measurement noise. the registration estimates are obtained by the maximum likelihood function of the sensors measurement. the simulation results indicate that the estimates of registration errors have better consistency and stability
三維精確極大似然法( eml )考慮了量測噪聲的影響,配準估計是通過求最大似然函數獲得的;模擬結果表明:配準誤差具有很好的穩定性和一致性。Results of these researches indicate that adaptive control can efficiently reduce system ' s influences caused by model ' s uncertainties, stochastic disturbances, and quantified measuring noises. meanwhile, adaptive control can help the steering system acquire excellent performances of power - assisted and portability characteristics ; the suspension system has a good performance of reducing vibration, and can improve dynamical character of a full vehicle
研究結果表明,自適應控制能夠有效解決模型的不確定性、隨機擾動和量測噪聲對系統的影響,使轉向系統具有良好的助力性能和轉向輕便性,懸架系統具有較優的減振性能,從而改善了整車動力學性能。Methods of measurement for radio equipment used in satellite earth - stations ; measurement for sub - systems ; low - noise amplifier ; identical with iec 60510 - 2 - 3 : 1989
衛星地面站無線電設備的測量方法.分系統測量.低噪聲分享友人