有效統計量 的英文怎麼說

中文拼音 [yǒuxiàotǒngjìliáng]
有效統計量 英文
efficiency statistic
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 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...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 有效 : effective; valid; efficacious
  • 計量 : calculate; estimate; meterage; metering; batching; measure
  1. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效：構建了基於pci總線的微機實時圖像採集系統；在採集的布料總圖（鳥瞰圖）的基礎上，通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理，提取布料圖像的邊緣，對輪廓的矢量化的象素點進行搜索，得到相應的圖案矢量圖，從而確定絎縫的加工軌跡，生成加工指令；在進給加工過程中，主計算機對動態局部圖像與總圖（鳥瞰圖）的對應部分進行圖像相關的匹配計算，應用數字圖像理論，結合神經網路計算的改進最速下降法和模擬退火演算法，提出獨特而有效的相關迭代初始值賦值方法，形成穩定、高速和準確的相關運算，實現單針絎縫視覺測量和自動控制。
  2. Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system

    文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射場型，著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術，對信號檢測中的測量誤差進行了分析並設計了有效的修正方法。
  3. A pure software solution is given in order to gather more tracking data. the reason of the zenith - blind - zone forming is analyzed detailedly. the conclusion is that the extent of the zenith blind zone was restricted by three parameters : maximum azimuth angular velocity of tracking mount, flight level and airspeed of the target

    本文依據不改變系統硬體結構的研究思路，提出一個基於目標軌跡預測技術的解決過天頂跟蹤的方案構想，給出具體實施步驟，預計可使系統單站單圈次跟蹤採集到的有效數據總量提高約一倍。
  4. This thesis analyzes the mutual, complemental and fit relationship between technology 、 the corporate supply chain and organizational structure of a corporation in a comparably systematic and complete way based on the mode of integrated management by reviewing, analyzing and summarizing relative references. based on practical definitions of the concepts and variables appearing in the analysis of the relationship, investigative papers have been designed and possible development situations of technology 、 the corporate supply chain and organizational structure of different enterprises have been described in the way of determining the nature. by the statistics and analyses of the investigative papers, relativity, with the method of multi - linearity - regress analysis, and by investigating enterprises " performance in different dimensions and establishing a math mode of the relationship between

    本文在企業一體化管理模式的基礎上，通過文獻資料法對相關文獻進行回顧和總結分析，較系統和全面地論述了企業技術與組織結構、組織結構和供應鏈之間存在的互動、互補和匹配關系，對這一關系中的概念和變量進行操作化定義，設計出三者對應的指標體系的調查問卷，定性描述在不同企業的技術、組織結構和供應鏈的發展狀況，通過對調查所得問卷進行統計分析，運用相關性分析和多元線性回歸分析等方法，實證調查企業在不同維度狀態下的績效，建立企業技術、組織結構、供應鏈與企業的績效之間關系的數學模型，證明企業技術、組織結構、供應鏈和企業績效存在一定的相關性，企業技術、組織結構和供應鏈三者之間的匹配關系可以影響和預測企業的績效，只有當企業的各影響因素之間相互匹配的時候，企業整體運做的效率和效果將最好。
  5. The traditional media ' s audience rate and the frequent reading rate is hard to be accurately counted, the propaganda effect is more difficult to weigh, but, the handle advertisement media, through the traffic operation ticket statistics, can calculated the propaganda target and audience frequency data to the concrete number

    傳統媒體的收視率、收聽率、經常閱讀率均很難有準確的統計數據，宣傳效果更難衡量，而拉手廣告媒介則通過交通運營車票的統計，可以將宣傳對象、受眾頻次的數據精確到具體的數字。
  6. It is implemented by dll programming with psasp / upi. the 14 - bus ieee test system has shown validity of the model and feasibility of proposed algorithm, which quantifies the role of facts devices

    Ieee14節點測試系統的計算結果表明了模型的正確性和演算法的有效性，並量化了facts元件對ttc的影響
  7. Tricepstrum equalization algorithm ( btea ) and super - exponential ( se ) algorithm based on block data estimation is studied, and these algorithms use hos explicitly. their performance, such as estimation variance and bias, is analyzed. a kind of sparse cross cumulant and sparse equalizer is proposed to simplify the se algorithm, and the simulating results show efficient reduction in complication

    ?研究了幾種直接使用高階統計量的演算法，包括基於數據段估計的倒三譜演算法和超指數演算法，分析了演算法的估計方差和偏差等性能；由於超指數演算法計算量較大，不利於實時均衡，利用水聲通道的稀疏性，提出了一種基於稀疏互四階累積量和稀疏權的演算法，有效降低了超指數演算法的計算量。
  8. ( 1 ) for methodological syncretization of emi and km, existing reference architectures ( ras ) do not clearly reflect the level characteristics of enterprise knowledge and its organization and application modes. ( 2 ) for enterprise knowledge capture and application, existing enterprise modeling methods face the dilemma of how to facilitate friendly collaboration and communication between system analysts / developers and enterprise staffs, and how to help system analysts / developers utilize model knowledge to carry out effective quantitative analysis. ( 3 ) for knowledge re - use, it lacks powerful knowledge repository systems for enterprise model re - use and corresponding mechanisms for knowledge extraction, classification and index

    目前國內外關于該方向的研究尚處于起步階段，有許多問題亟待解決，主要表現在：在企業集成與知識管理的方法論融合方面，現有參考體系結構沒有很好地反映出企業知識的層次特徵及其組織、應用方式；在企業知識的收集與應用方面，現有企業建模方法在如何促進系統分析設計人員與企業人員進行友好的合作與交流和如何幫助系統分析設計人員利用模型知識進行有效的定量分析這兩個問題上存在著矛盾；在知識重用方面，缺乏面向企業模型重用的功能完備的知識庫系統及相應的知識提煉和分類檢索機制，能夠被業界廣泛接受的參考模型尚不多見；在建立面向企業集成的基於知識的系統方面，尚沒有很好地解決知識的形式化表示問題，缺乏用於描述企業深層知識的形式化建模手段。
  9. The ship radiated noise is analyzed and its 4 features are extracted from the envelop spectrum. the envelope of ship noise waveform can be demodulated utilizing hilbert transform, and the spectrum components with line rotation frequency of propeller shaft are extracted effectively by bispectrum, 1 ( 1 / 2 ) spectrum and 2 ( 1 / 2 ) spectrum analysis

    對于通過希爾伯特變換解出的艦船輻射噪聲包絡信號進行高階統計量分析，有效地提取出了艦船噪聲的雙譜、 11 / 2維譜、 21 / 2維譜等方面的特徵。
  10. According to the statistical meaning of system failure and the property of order statistics, failure probability models are developed for serial system, parallel system and k - out - of - n ( f ) redundant system without any assumption such as " independent system "

    文中以典型系統形式為背景，根據系統失效的統計學意義以及次序統計量的性質，應用次序統計量，建立具有普適性（不需要作獨立失效假設）的串聯、並聯及表決系統的失效概率模型。
  11. According to the high dispersedness and low precision of measurements when using the traditional time difference method in small diameter and low flow rates conditon, this paper brings forward a new method based on high - speed data acquisition technique. the time difference comes out accurately with high resolving ability of time by using the method and the signal processing algorithms. the developed ultrasonic detection system is composed of two ultrasonic detectors, a transmitting and receiving ultrasonic unit, a high - speed data acquisition unit and a computer

    本文針對傳統的時差法在小管徑、低流速測量時，具有測時結果分散性大、測量精度受計數頻率的影響大等不足，創造性地把高速數據採集技術應用在超聲波流量、壓力測量上，用信號處理演算法求時差，使時差成為一個統計量，有效地克服了超聲波傳統時差法測量精度差、不能測量小管徑、低流速流體流量的缺點，提高了時差測量的解析度和精度。
  12. In the base of investigating and analyzing to working theory, measure methods and relevant standard, the text processes particular analyses to the working theory of billing system and reason of making billing wrong and puts forward technology index and measure method that can externally evaluate the capability of billing system and is suit to the situation of our country. some indexes and measure way are put forward for the first time ( example error of call clock, time error and measure method to moving exchanger ' s billing system. ) through analyzing telecom charging way, charging users, charging point and charging methods of telecom basic and all kinds value - added operation and utilizing the newest measure apparatus, modern measure technology, communication technology and probable method, this text puts more scientific, efficient and easily operated measure methods and process a uncertain analysis to measure methods

    本文在調查和分析國內外局用交換機計費系統工作原理、檢測方法和相關標準的基礎上，對計費系統的工作原理和產生計費錯誤的原因進行了詳細的分析，提出了適合國情的能夠客觀評價計費系統計量性能的技術指標和檢測方法，有些指標和檢測方法在國內相關資料中屬首次提出，如通話計時誤差和時刻誤差和對移動交換機計費系統的一些檢測方法；本文通過對電信基礎業務和各類增值業務的計費方式、計費用戶、計費點和計費方法的分析，利用國內外最新檢測儀器、現代檢測技術、通信技術和概率統計方法，提出了較科學、有效和利於實施的檢測方法，並對檢測結果的測量不確定度進行了分析。
  13. Based on the analysis of crop structure and crop yield according to the statistic data in 1949 ~ 2000 year. the total water consumption of main crops and the amount of rainwater utilized have been calculated. the rapid increase in water demand for crops production after the late eighties is the one of main reasons of the water resources crisis in baoding area. the efficient precipitation, the water demand and the deficiencies of main crops in different typical years and in different growth period in baoding plain have been studied in detail. the factors of water use efficiency of different crops have been put forward through the analysis of test data in typical year

    本文利用保定市1949 2000年主要農作物的種植面積與產量統計資料，在分析了歷年種植結構變化、單產變化的基礎上，明確了歷年糧食總產變化情況，計算了歷年糧食生產的總需水量及其變化；根據農作物的雨水資源的變化規律，分析了歷年用於糧食生產的有效降水量；得出了保定市農業用水量從90年代中後期大幅度增加而有效降雨量的明顯減小，是造成保定市水資源供需矛盾突出的主要原因之一。
  14. First, the thesis introduces the definitions and the attributes of the higher - order statistics. it is insensitive to additive gaussian noise ( white or colored ), which is what we base on to doa problems. then two doa estimation algorithms based on higher - order statistics are presented, one is that forming cumulant matrix pencil used in esprit to estimate doa problems, the other is spectrum estimation method for doa estimation based on the eigenstructure analysis of the fourth - order cumulant, and comparing the effects of the estimation to conventional covariance - based doa algorithms "

    論文首先對高階統計量的定義和性質作了介紹，特別指出了高階統計量對加性高斯噪聲（白色或有色）不敏感，這是我們利用它進行波達方向估計的理論依據，然後文中提出了兩種基於高階統計量的波達方向估計方法，一種是利用子空間旋轉不變技術構造四階累積量矩陣進行估計的方法，另一種是基於四階累積量陣特徵分解的空間譜估計測向方法，並將它們的估計效果與傳統協方差方法的效果進行比較。
  15. A new sign test based on double - ranked set sampling is proposed, and its asymptotic distribution was obtained ; and the asymptotic efficiency relative to under srs and rss was discussed, which show that this test had higher efficiency

    摘要提出基於重排序集抽樣的符號檢驗，給出相應的極限分佈，並討論了相對于基於簡單隨機抽樣和排序集抽樣的符號檢驗統計量的漸近效率，得出此檢驗具有較高的功效。
  16. Base on the analysis and comparison of the existing measuring methods and the test systems of the mass characteristic parameters for the hslrfo at home and broad, an effective measuring method is developed and a reasonable measuring program is also presented, to improve the measuring precision of the mass characteristic parameter of high - speed long - range flying objects. the 3 - d molding function of ug is used to design the mechanical parts of the test system, and the motion mode and path of the movable mechanical parts is also simulated with the software of ug

    本文確立了一種較有效的測量方法，制定了合理的測量方案，設計並製造具有相當測量精確度的質量特性參數測量系統，並結合本測量系統的設計製造的過程，作了如下的分析研究工作:首先，採用ug軟體的三維造型方式，對本測量系統的機械本體部分進行了三維實體建模，並運用該軟體模擬了機械本體部分中可運動部分的運動方式及運動軌跡。
  17. Some linear approaches reported recently without postprocessing to fir system identification are discussed. this paper improves the question of the promulgation of error due to estimating middle parameter frequently in other related methods, and presents a direct algorithm of estimating parameter without estimating middle coefficient. through proper mathematic means, for example, singular value decomposition ( svd ) or total - least squares solution ( tls ), this algorithm smoothes the noise and improves effectively the estimation performance

    和2階統計量相比，高階統計量不僅能夠有效抑制高斯有色噪聲的影響，而且能夠揭示隨機過程的相位特性，因此，高階統計量是解決非高斯、非最小相位、非因果系統和有色高斯噪聲環境的系統辨識和處理問題的重要分析工具。
  18. Using rs can rapidly finish the ecological investigation in different scales and analysis the ecological environment information in different period that it " s difficulty with general investigation, with its characters of multiplatform, multiband, multitemporal and its macroscopic and integrality. and when collecting, saving, drawing, changing, showing and analyzing the huge spatial data, the cis act the very important function as a very effective computer tool

    遙感技術以其多平臺、多波段、多時相宏觀綜合的特點，能便捷地完成常規方法很難實現的大、中尺度的生態調查研究和進行不同時期的生態環境信息的對比分析；地理信息系統作為一個極為有效的計算機工具，則在收集、存儲、提取、轉換、顯示和分析這些容量龐大的空間數據時起到了非常重要的作用。
  19. First, the standard errors computed under the assumptionthat the error term is independent identical distribution will be biased. second, theassumption of independence is unlikely to satisfied. in the panel data analysis modelwith hierarchical structure, hierarchical effects, nested effects, time effects are seted. then the dissertation deduced parameter estimation and hypothesis test statistic andits probability distribution and analyze the hierarchical panel data set : eastern china, central china and western china are the top level, and the prc ’ s province, cities, and autonomous regions are bottom level

    然後針對目前面板數據分析過程中存在的兩方面問題，即一方面在利用面板數據模型進行分析時，標準誤差的計算是基於誤差項相互獨立並且同分佈的假設，如果誤差項是相關的將會造成估計有偏的後果;另一方面關于獨立性這一假設本身就難以滿足;提出多層嵌套面板數據模型，設定了層效應、嵌套效應以及時間效應參數，研究了多層嵌套模型的參數估計量和假設檢驗統計量及其分佈。
  20. The work in this dissertation mainly consists of two parts. in the first part, the dynamic response of nonlinear structures with uncertain physical parameters is studied by means of subsection linearization method and equivalent random systems method, separately. in the second part, a method for analyzing the response of viscoelastic structures with uncertain physical parameters is proposed, with fem in space domain and discrete method in time domain

    本文的研究工作主要由兩個部分組成；第一部分是分別用分段線性化方法和等效隨機系統方法對含隨機參數非線性結構動態響應統計量的求解；第二部分是建立了用擴階隨機有限元方法求解含隨機參數粘彈性問題的計算模型。
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