誤差信息 的英文怎麼說
中文拼音 [wùchāxìnxī]
誤差信息
英文
error information-
On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes
在深入研究方案原理和分析信號特徵的基礎上，獲得了該體制引信差頻信號中，距離信息的存在形式和特點，得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論，即頻率捷變調頻定距引信在定距性能上具有類似隨機周期調頻定距的特徵。本文引入跳頻通信地址編碼理論，結合無線電引信的具體特徵，提出了適用於無線電引信的頻率捷變序列的選擇原則，並構造了基於rs碼的寬間隔頻率捷變序列族。The basic concept of terrain information content is proposed after an overall review of existing research achievement. applying a series of analysis and data processing method, like math - analysis, mathematical statistics, comparative, error visualizing, this paper carefully investigated the terrain information content characteristic of dems of 1 : 50000 map scale of loess plateau area
本文在對前人已有研究成果進行系統總結的基礎上，首先明確了dem地形信息容量的基本概念，並運用數學分析、數理統計、比較分析、誤差地圖等方法，以海拔高程與等高線為研究對象，以1 ： 1萬比例尺dem為參考真值，探討了黃土丘陵溝壑區1 ： 5萬dem的地形信息容量特徵。Experiment results show : ? he theory and method of information content could play an important role in the case study on the accuracy and application of dem. ( 2 ) in the loess plateau area, there are much difference between 5m resolution dems of 1 : 10000 map scale and 25m resolution dems of 1 : 50000 map scale while gathering terrain characteristic information, and yet the spatial structure of dem error have discipline and measurability on statistics. ( ? the results could offer fundamentals and methods to people on their work to research the terrain information content of dems with different scale level
研究結果顯示： 1 、地形信息容量的理論與方法對于dem精度與應用適宜性的研究具有重要的作用； 2 、在黃土丘陵溝壑區，同1 ： 1萬比例尺5米解析度的dem相比， 1 ： 5萬比例尺25米解析度dem在提取地形特徵方面具有較大的差異，但誤差的量值與空間分佈具有統計上的規律性與可估算性； 3 、以上研究結果可望為其它各級比例尺dem地形信息容量的研究提供新的理論基礎與技術方法，也可為有關規范、標準的制定提供依據。Monrovia, ca ( march 25, 2003 ) - parasoft, the world s leading provider of automated error prevention software, today unveiled the parasoft enterprise solutions suite, integrating industry - leading tools and best practices to enable organizations to use information gained from software testing, monitoring, and measurement to significantly improve software quality, and actually prevent errors
企業解決方案系列，集成業內領先的工具和最佳實踐，支持企業利用從軟體測試、監測和測量獲得的信息，大幅度改善軟體質量，真正防止誤差。Little improvement presents with the augment of resolution. ( 2 ) the asymmetric arrangements of measuring sensors cause local error in the identification of moving force. less number of measuring points will reduce the identification accuracy
（ 2 ）測點排布不均勻會引起局部信息的丟失，使識別結果會產生局部較大的誤差，測點數目過少會產生識別精度下降。The iterative learning control has been raised as a new control concept. by correcting the current control command using the previous system error data instead of the exact system parameters, iterative learning control can effectively suppress the vibration of the highly periodic system
迭代學習控制不需知道系統的具體動力學參數，只要系統運動具有一定周期性，它便能利用系統先前的控制經驗和輸出誤差來修正當前的控制信息，從而達到良好的控制效果。This article has studied the deficiency and shortcoming of various kinds of methods of the parameter measurement of transmission line at present, proposed the measurement under operation on the basis of gps, researched gps application way and error that may appear in the power system synchronal sampling, put forward the parameter computing technology based on the information of both sides of transmission line, which solved some problems that exist in the parameter measurement, especially the problem that exist in the zero - sequence parameter measurement of transmission line with mutual inductance
本文研究了目前輸電線路參數測量的各種方法，分析了其中存在的不足和缺點，提出了基於gps的輸電線路參數在線測量方法，研究分析了gps在電力系統同步采樣中的應用方式以及可能出現的誤差，在同步采樣的基礎上提出了基於雙端信息的線路參數計算方法，較好地解決了輸電線路參數測量中存在的一些問題，尤其是多回互感線路零序參數測量困難的問題。In this paper, taking the measured error sound velocity profile as the initial guess value, the sound beam travel times and beam angle recorded by the multi - beam system and the generalized linear inversion method are used to get a sound velocity profile close to the actual sound velocity profile, and the inversed sound velocity profiles have contributed to the reduction of sound velocity profile error
摘要以測得的誤差聲速剖面作為初始猜測值，利用多波束記錄到的波束傳播時間和波束角等信息，通過廣義線性反演得到一個與實際聲速剖面比較接近的聲速剖面，這有助於減少聲速剖面的誤差。Our research takes ptv technology to obtain data in the experimental set. the movement data of sand are aimed near the sand bed surface. out research demarcate the error of ptv method and provide a new way to research the dense wind - blown - sand flow
本文使用ptv測量系統在實驗裝置中獲得了近沙面的沙粒運動信息，解決了一系列測量方法和圖像處理中的實際問題，標定了實驗中ptv技術測量數據的誤差。Besides, the information on actual height of lowest cloud base is used in constructing of cloud liquid water profile by using radiosonde profiles, that makes an improvement of relative accuracy of retrieved value of l at almost all altitudes by 5 - 20 % according to numerical simulation comparison. the lower the altitude is, the more the accuracy is improved
為減少由於回歸樣本中雲液水廓線的『失真』給反演造成的誤差，本文在對探空廓線作診斷建立雲液水廓線時，引入了實際目測的最低雲底高的信息。數值模擬比較表明該措施行之有效，使對流層中下層的幾乎所有高度上l反演值的精度提高5 - 20 ，觀測高度越低，精度提高越多。From the result we get the following conclusion : for narrow - band signal, the effect of the method based on fft is best. for wide - band signal, when snr is up to certain degree ( higher than - 7db or so ), the curves of square error of modified methods are more obvious and closer to crb. for an echo composed of more than one frequency or direction, space - frequency distribution could show more direct information of frequency and direction, which is more advantaged to make precise judge and estimation for doa of echo
從估計結果發現，對于窄帶回波信號，基於fft的方法估計性能大大優于其他方法；對于寬帶回波信號，在信噪比達到一定程度（高於約- 7db ）時，補償后的幾種估計法的性能改善均比較明顯，誤差曲線越來越接近crb曲線；對于回波中存在多頻率多方位的情況，空間?頻率分布圖能提供較為直觀的頻率及方位信息，因此應用空間?頻率估計法來進行方位估計，更有利於進一步對回波的具體方位進行準確判斷和估計。The dissertation is mainly including four section : the first is the experiments done in the tank, which will supply the reliable information of imaging data ; the second is image edge detection by the use of the art of the zernkie moments, which is used to detect the liner and threaded edge of the object, the third is the underwater camera calibration technique, the forth is automatic positioning the location of the camera by used of the art of cross - ratio, the result of which is satisfied
本文工作分為四個部分：第一部分是水槽實驗部分，它為后續的工作提供了可靠的圖像數據信息；第二部分是基於zom距的直線、曲線邊緣提取技術及相關的與處理技術；第三部分，水下攝像機標定技術研究，基於改進的tsai演算法，採用逐步分解的標定策略。並探討了一種相對簡單的、靈活的標定技術；第四部分是攝像機定位技術研究，採用具有平移不變性的交比進行攝像機定位，模擬試驗的最大誤差不超過2 ，效果還是令人滿意的。The algorithm can not only eliminate the influence of the cumulative errors of the photoelectric code recorder, but also it can satisfy the requirement of the real - time control. a direct inverse model controller of fuzzy neural network with changeable structure based on takagi - sugeno inference is presented and it is used to the motion control of mobile robot. in order to avoid the obstacles successfully, detection results from ccd and ultrasonic sensors are fused by a fuzzy neural network, which acts as an avoidance controller
包括移動機器人的融合自定位問題：移動機器人利用光電編碼器進行自定位，同時用擴展卡爾曼濾波器融合多個超聲波傳感器的測量值，採用回朔演算法將融合值用於復位光電編碼器，消除了光電編碼器累積誤差的影響，並能滿足實時控制的要求：並提出一種基於takagi - sugeno模型的變結構模糊神經網路直接逆模型控制器，並應用於移動機器人的運動控制；利用模糊神經網路避障控制器融合ccd攝象機與超聲波傳感器探測到的環境信息，以實現機器人的安全避障。All dead links, misdirected links, grammatical errors, spelling mistakes, missing information, and suggestions should be
所有死鏈接， misdirected鏈接，語法錯誤，拼寫差錯，缺掉信息，並且建議應該是The software has realized the techniques presented before and has other functions, such as the simulation of a disk under diametral compression, various error analysis, phase unwrapping, real - time display of image information, and so on
附加功能還有對徑壓縮圓盤理論模擬模擬、各種誤差分析、相位去包裹和圖像信息實時顯示等，它為今後進一步開發奠定基礎。We mainly discuss the methods of gmti, location, and the measure of velocity, the decrease of false alarm probability and the compensation for phase error
主要研究mcarm數據動目標的檢測、定位和測速的方法，利用定位和測速信息進一步降低虛警概率的方法和相位誤差補償方法。Based on the 3d geometry vision, using java3d, for each of worktable and sine welding seam part of sheet, the ve modeling experiments achieve the construct of macrostructure, security virtual thickness and virtual guide based on error, and accomplish the space restriction of robot running. via the structured laser sensor ’ s getting three - dimension information, the experiments achieve the modeling of sine welding seam part of sheet by using programming
在立體視覺傳感系統獲得三維信息的基礎上，利用java3d建模技術，分別對工作臺、薄板正弦曲線焊縫工件進行建模實驗，完成了虛擬環境中宏觀環境模型的建立，並根據誤差建立了安全虛擬厚度和虛擬向導，完成了對機器人運動的空間約束;通過結構光傳感器獲得三維信息，編程實現對薄板正弦曲線焊縫模型的建立。The part represented by the polygon of the half section profile in its axis plane and cutter ' s trajectories for recording and arranging machining errors data are presented based on the analysis of the geometrical characteristics of the part and machining in turning process
摘要根據車削加工工件的幾何外形和成形特點，提出了包含加工誤差信息的回轉體類工件半剖輪廓多邊形建模方法和記錄、組織加工誤差信息的刀具軌跡法。The method estimates the loss of actuator effectiveness based on the augmented error, which is composed of the output estimation error generated by an adaptive observer and the auxiliary error. the actuator fault estimation can be used to reconfigure the control law to recover the system performance
增廣誤差不僅包括自適應觀測器所獲得的反映故障信息的輸出殘差，還包括由輸入構造的輔助誤差，利用該誤差信息設計了一種自適應參數估計的演算法估計執行器故障，根據估計出的故障給執行機構以相應的補償，恢復系統的性能。The impact of calibration dependency often depends on the situation. in image - based servoing, control values are computed on the basis of image features ( f ) directly
基於圖像的控制方式誤差信號直接用圖像特徵f來定義，直接利用圖像特徵進行視覺信息反饋伺服控制。分享友人