統計動差 的英文怎麼說
中文拼音 [tǒngjìdòngchā]
統計動差
英文
statistic moments- 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 ...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 差 : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
- 統計 : 1 (對有關數據的搜集、整理、計算和分析) statistics; census; numerical statement; vital statistic...
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Due to the image exists the instances of spin and distortion, in order adopting part small template proceed matching in order to reduce thereof impacts by as possible, besides small template matching may decrease calculation quantity, and it is propitious to real time of matching. looking into be on the impact of illumination, chromatism, under cloak circumstance template size and quantity select versus matching rate. matching primitive chooses gray, gray information measure large and most easy to obtain, but it is rather effected by illumination condition and chromatism, maximum matching rate restricted to 70 %
瓷磚缺陷檢測採用待測圖像與標準圖像作差法,作差法對匹配精度要求較高,因此在匹配誤差存在的點進一步做了亞像素級的匹配;導彈目標識別,採用背景匹配的方法,統計背景移動距離指導目標的識別;叢林中移動目標識別,採用作差法找到目標區和背景區,分別採用不同的模板和閾值匹配,統計目標區匹配結果。At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field
Allen )等人提出的統計方法,用垂向上砂體密度的界限來推測砂體側向連通情況;根據每口井的測井解釋資料,利用克里金插值法對外間進行插值,得到了一組反映儲層特徵在平面上變化的參數,包括儲層厚度分佈、孔隙度以及滲透率,並且成圖;利用變差函數法,通過球狀函數模擬,確定儲層優勢滲透率方向:根據流動單元法,以儲能系數、容積系數以及凈毛厚度比三個參數為依據,通過聚類分析方法進行流動單元劃分,並且按照參數特徵將其分為五類,統計各砂層有利流動單元區塊。Based on the running rhythm of top 8 women racers in the women 400m hurdle race of 10th iaaf world athletic championships in helsinki, finland on august, 2005, it pointed out the differences of chinese athlete huang xiaoxiao and the overseas elite athletes in the speed, the step as well as the entire speed assignment and offers reference for their further training
摘要通過對2005年8月在芬蘭赫爾辛基舉行的第10屆世界田徑錦標賽女子400米欄決賽的8名運動員欄間跑節奏的統計分析,指出我國運動員黃瀟瀟與國外優秀運動員相比,在速度、步數以及全程速度分配方面有一定的差距,旨在為我國女子400米欄訓練提供借鑒。The results of the study indicate that motivation is strongly correlated with the other three components and plays a larger role in self - regulated english learning at secondary vocational school. moreover, the results of the study show three pairs of contradiction of motivational factors reflected on students at secondary vocational school : ( 1 ) students expect to learn english well but their poor foundation and lacking of confidence lead to their learning helplessness
作者又對動機因素中各成分進行了統計分析,發現在中等職業學校學生的英語自主學習中,動機因素各成分是以三對矛盾同時體現在學生身上: ( 1 )學生期望能學好英語,然而他們的英語基礎差和缺乏自信導致其學習無助感。The mathematical statistics method and extrema variance clustering method can be used to visible automatic classifying and reading of logging curves. the lithofacies classifying program basing on multi - mineral model analysis presents a new method to analyze logging - facies and more accuracy and visualized logging facies section can be reached by using this method. in addition, it supplies reliable lithologic layering reference for search and evaluation of oil / gas caprock and it also made up for the high cost of core - drilling and the inaccuration between lithic fragment description and depth
採用基於「數理統計-極值方差聚類法」的面向對象可視化操作方法可有效地解決測井曲線的可視化自動分層取值問題;而基於多礦物模型分析的巖相劃分程序又提供了一種新的測井相分析方法,能得到更為準確直觀的測井相剖面,為尋找和評價油氣蓋層提供了可靠的巖性分層依據,同時彌補了鉆井取心費用高和錄井巖屑描述與深度有誤差的缺陷。Amy da release of proestrus female rats was apparently higher than estrus, metestrus and ciestrus female rats, but no significant difference was observed among estrus, metestrus and ciestrus female rats. da release in ovx rats was higher compared with male rats, but lower than proestrus female rats. no difference appeared among ovx rats and estrus, moiestrus, ciestrus female rats
電刺激vta誘發的雄鼠amyda釋放量明顯低於雌鼠和ovx鼠;處于動情前期雌鼠的amyda釋放量高於動情期、動情後期和動中文摘要情間期雌鼠;而動情期、後期及間期雌鼠間da釋放量差異無統計學意義; ovx鼠da釋放量高於雄鼠,低於動倩前期雌鼠,但與動情期、後期及間期雌鼠比較無顯著差異。Failure situations on bearing bushes from october of 1999 to the two units are generalized, the main causes are divided into four classes : bearing bushes with low quality, overproof on dynamic balance, bad crapping to bearing bushes, and bad fluid oil
通過對該廠1999年10月投產以來的兩臺離心鼓風機的軸瓦失效情況進行的統計,將造成軸瓦失效的主要原因分成4類,即:軸瓦質量差、轉子動平衡超標、研刮不良以及潤滑油油質不佳等。However, the divergence of regional ecomomy divergence in henan province became more and more obvious from 1992 to 2002 and should be paid necessary attention. according to the statistical analysis of regional economy developmeht, especially in county level, with 127 county of henan province, this article discusses quantitatively and qualitatively the characteristics of dynamic variation and the spatial pattern of regional economic differences and relationship between growth rato of gdp per capital and economic differences from 1992 to 2002
本文以河南省的127個縣域為研究的區域單元,以計量統計分析為基礎,定性、定量描述了自1992年到2002年的縣際經濟差異,分析了縣際經濟差異格局特點,探討了縣際經濟差異的時間動態變化特徵,預測了未來發展階段的縣際經濟差異和2002年的人均gdp值,討論了人均gdp增長率與縣際經濟差異的關系。I find that the difference between male and female teacher is significant on their conception of sustainable development, and the male teachers holds prior opinions. because of different sense on student development and student cognition, primary school teachers are differentiated from other group of teachers ; teachers with secondary school education background are differentiated from teachers with higher education background ; although there is no obvious difference on sustainable development resulted from age difference, there are teaching motives and emotional and physical quality differences in various age groups ; the aspect influenced mostly by age factor is the conception of teaching effectiveness ; school type is not related with the sustainable development of teacher. based on my research, i make the following suggestions to the practical scheme ( the life - long continuous education ) aimed at improving of sustainable development of teacher ' s quality
第三,通過對來自14所學校的272位教師問卷調查,統計分析發現:因學生發展觀和身心素質不同導致男女教師可持續發展系統水平產生差異,男教師優于女教師;因學生發展觀和學生觀不同導致小學教師與其他學段教師可持續發展系統水平產生差異,小學教師低於其他學段的教師;因學生發展觀和學生觀不同導致中專畢業的教師與其他學歷的教師可持續發展系統水平產生差異,中專畢業的教師與他學歷的教師有差距;雖然不同教齡段的教師可持續發展系統水平差異不顯著,但進一步比較發現,在教學動機和身心素質方面還是有差異的,並且與教齡變化最緊密的是教師的教學效能感;教師可持續發展系統水平與學校類別無關。Although there are better arom of finger joints for the non - dominant hand, the difference is statistically insignificant
至於左右手活動度的差異,我們得到左手各手指的活動度均比右手為大,但並沒有統計學上有意義的差異。Then the periodic properties of geocenter motion in the x, y, z components are summarized. considering the statistical precision of the gps observations, the geometrical distribution of gps stations and their physical stablility, a new method to determine the parameters of geocenter motion is studied and analyzed. in order to have a better understanding of its effect on the height datum origin, the rule of geocenter motion in the horizontal and vertical components are also analyzed and some useful conclusions are drawn
提出了將譜分析與抗差估計相結合的抗差譜分析方法,並用該方法分析了地心運動時間序列的主要周期特性;為合理地確定地心運動參數,詳細研究與分析了一種新的定權方法對求解地心運動參數的作用,該方法充分利用了gps觀測量的統計精度、點位的幾何分佈以及物理穩定性;為了明確地心運動導致的高程基準的變化,分析了地心運動對地面點的水平分量和垂直分量的影響規律。For river networks, its growth subjects are notably influenced by climate, geotectonic movement, and mankind actions. and its character certainly reflects the different conditions of geotectonic movement. statistical analysis of some characters of the river networks including the river direction s, the geometric fractal of main river s and the river network density s in jiaodong peninsula showed that the river networks respond obviously to the neotectonic movement. the area is mainly divided into the west part and the east part by taocun - dongdoushan fault during neotectonic movement
水系的發育受氣候構造運動和人類活動的顯著影響,構造運動狀況的差異必然反映在水系特徵上。通過對膠東半島水系的展布方向水系分形諸水系特徵的統計分析,揭示出水系受新構造運動有較明顯的響應,桃村東陡山斷裂是本地區東西部新構造上的主要分界。First, proper initial conditions between ekv and target are the premise of hit - to - kill. capture region is described by equations of relative motion defined in modified polar coordinate while phasetrajectory graph is introduced. and the disturbance of initial condition biase is analyzed by cadet through statistical linearization of ekv dynamical model
本文在修正極點坐標系中建立攔截器和目標之間的相對運動方程,結合相平面軌跡圖,分析了大氣層外動能攔截器的攔截區;對大氣層外動能攔截器動力學模型進行統計線性化,採用協方差分析描述函數法,分析了初始狀態誤差對彈道的影響。The fourth chapter " reseach on fractai structure of stock price " anaiyzed the fractai structure of stock price, deduced the investment function, caiculated the hurst exponent, 3 correlation dimension, and max lyaponov exponent, analyzed the self - similarity, long range dependence, circulation period of stock price and sensitivity of stock price to the initial value, suggested took the exponent characterize fractal instead of variance as instrument to measure risk
第四章分析並檢驗了股票市場的分形混沌特徵,推導了投資函數,計算了表徵股票市場分形特徵的hurst指數,關聯維和最大lyapunov指數,分析了股票價格的自相似性、長期記憶和循環周期,分析了股票價格的波動對初始條件的敏感性,提出中國股票市場具有混沌分形的特性,用傳統的方差法度量股票風險是無效的,必須使用混沌分析能夠理論來刻畫股票收益的風險,建立收益模型。Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc
本文根據大量的國內外文獻,對研配液壓機的工作原理及設計結構進行了簡介;對位置同步的控制方法進行了比較分析,提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行同步控制電液比例同步控制方案;在此基礎上著重對比例閥控非對稱缸建模,最後得到位置控制系統的總體數學模型,從理論上對同步系統動態特性進行了分析,並用pid控制器進行參數整定,減小雙缸同步誤差、提高系統的動態響應性能;其中控制性能的分析藉助于matlab軟體中的simulink工具箱,由已建立的數學模型形成模擬模型,得到可視化的模擬結果,從而利於交互方式下調整參數,了解不同的參數對系統的影響,優化同步系統的動態性能;在深入了解系統的動作特性后,對plc控制研配液壓機的原理進行了探討,針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃,編制出研配液壓機動作控製程序,在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。The motion compensation of radar target and an analysis of influence of component imperfection in the realization of the method are presented. to evaluate the performance of the proposed method. monte carlo simulation has been conducted to estimate the root mean square error of the angle estimates and the spatial resolution snr threshold in the cases of both non - fluctuating targets and fluctuating targets
在此基礎上,提出了針對相位權重角度超分辨法的雷達目標的運動補償方法,分析了雷達系統各部件的不理想性對超分辨性能的影響,用montecarlo方法對無抖動目標和有抖動目標在不同信噪比下的方位估計誤差和方位超分辨的信噪比門限進行了模擬計算,並將結果同波束空間music方法及cramerrao限進行了比較。The results of experiment verified the simulation of pspice software. in chapter five, the technology requirements of vibration calibration system are introduced, and thus the optical and electric design are realized. the laser - vibration - measuring - system is tested and the results are analyzed
第五章介紹了振動校準系統對測振儀的技術要求,實現了相關光路和電路的設計;對系統進行測試,並對實測結果進行分析;最後對系統的誤差進行了分析。At school age, the proportion of patients with learning difficulties or attention, hyperactivity, social skills or behavioral problems was not statistically different from controls
學齡期,發生學習困難或注意力障礙、多動、社交能力或行為問題的患者比例與對照組無統計學差異。The result of a discussion about the statistical distribution shows there are different distribution forms between the data errors and estimated parameters in non - linearity inversion. the precision of estimated bottom sound speed is well than the estimated bottom density. although there is a same data errors distribution in perturbative inversion, the distribution of each inverted eof coefficient is different
統計誤差分佈的討論結果顯示:在非線性反演方法中,數據空間誤差分佈與參數空間誤差分佈不相同,這種匹配方法估計的海底聲速的準確性好於對密度估計的準確性;在擾動反演演算法中,相同的數據誤差分佈條件下,反演的eof各項系數誤差分佈不同。分享友人