預測效率 的英文怎麼說

中文拼音 [yùcèxiàolǜ]
預測效率 英文
forecasting efficiency
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 預測 : calculate; forecast; prognosis; divine; forecasting; foreshadowing; predetermination
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. 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。
  2. First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed

    本文介紹了微動損傷的機理和微動疲勞壽命的研究方法；利用ug軟體對燕尾榫聯接結構創建了參數化實體模型；基於ansys軟體平臺求解彈性接觸問題，獲得了榫聯接結構接觸應力及接觸狀態量的分佈；在已有微動疲勞壽命預測模型的基礎上，引入載荷頻率影響因子，對低周、高低周復合載荷作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測，與試驗結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。
  3. The mass transfer model of the foam was established on the basis of the penetration theory, and the mass transfer model of the compound tray was obtained according to the mass transfer model of the foam and frb model in packing

    以溶質滲透理論為基礎，建立了泡沫層的傳質模型，根據泡沫層的傳質模型和規整填料的fbr傳質模型，獲得了預測復合塔板傳質效率的模型。
  4. Research area is characteristic of heterosphere obviously, which mainly manifests that distribution, thichness and extent of delelopping of sand body is not symmetrical. difference of transverse permeating rate is more 10 times than longitudinal permeating rate. the research indicates : the principle productive formation at this area is the member of h8x, h8s on the lower hezi formation that are good reservoir

    研究區儲層非均質性明顯，主要表現為砂體分佈不均勻、厚度不均，發育程度不一，滲透率縱橫向差異均在10倍以上等；儲層發育較好的層段是山西組山1段，是本區的主要產層；神經網路技術對于儲層物性參數的預測是一種比較有效的方法；儲層綜合評價指數對于儲層的評價具有一定的理論和現實意義。
  5. The efficiency and reliability of minerogenetic prediction can be improved by combining rs with gis. we processed rs images, extracted the geological information related to mineralizing, such as geology, structures, stratam, rocks, etc, synthetically analysed remote sensing, the geological data and geo - chemistry, under the guidance of the theory and mathematic model, set up gis mineralize model. on this condition, to develop this method and its theory, and to establish a system of perfect prediction, it is not only useful in studied degree area but also favorable for looking for new type and some form large - scale deposits in old studied area, and it has a great theoretical meaning

    遙感與gis相結合用於成礦預測中可大大提高預測工作的效率和可靠性。通過對研究區的遙感圖像處理和地質、構造、地層、巖石、礦化蝕變等有關信息的特徵提取、遙感、地質數據和物化探數據的綜合與復合分析，在一定成礦理論和數學模型指導下，建立gis綜合找礦模型。在此基礎上，發展這一方法及理論並建立完善的預測體系，不僅對研究程度較低的新區礦床預測有用，而且對研究程度較高的老區尋找新類型和點狀大型、超大型礦床都具有重要理論意義和實際意義。
  6. And another is prediction - based similartaxis strategy, which can enhance the search efficiency in similartaxis process and has much stronger adaptive ability than basic mec

    另外一種是基於預測的趨同策略，它能夠提高趨同過程的搜索效率，並具有很強的自適應能力。
  7. Both earlier f. bobbitt ' s activity analysis and w. w. charters " job analysis, or later the famous tyler ' s rationale, they all did their best to pursue efficiency, objectivity, forecast and control. from the mid - 20th century on, the structure - functionism research of curriculum was strongly influenced by the political and ideological analysis of curriculum

    ，他回答這一問題的技術理性和科學主義模式對整個20世紀的課程研究產生了深遠的影響，無論是從早期博比特的活動分析法、查特斯的工作分析法，還是到后來著名的泰勒原理，都努力追求效率與客觀化，追求預測與控制。
  8. We investigate finer time scale statistical properties of this traffic, including burstiness, periodicity, and synchronization. utilizing the data gathered by our simulator, we compared the results with our prediction, after that, we investigated the root cause of a specific networking traffic pattern, under various network configuration and policies. the importance of our work is not only analyzing the cause of each traffic pattern, but also providing a beneficial formal method for future research

    在實驗結果的分析過程中，我們根據當前流行的網路拓撲建立了模擬路由試驗環境，特別針對lsa的突發性、周期性和同步流量的時域特徵進行了觀察，不僅探究了三種重要lsa流量的發生機理以及這些流量的變化對整體路由效率的影響，比對了我們的預測與最終的實驗結果，深入研究了統計圖表裡各種異常情況的成因和路由協議採用不同演算法和策略以後對整體路由環境的影響。
  9. Then the paper investigated the regularity of different oil indices using time series statistical analysis method, which suggested that there are some regular components in it, including long - term secular trend, seasonal component and long - term cyclical component. the irregular component also plays an important part in it, mainly including the policy of opec, war, all kinds of international convention for the prevention of pollution from tankers and so on. and then a study of simulation and forecasting performance of arima time series model was conducted to crude oil indices, evidence shows that arima model performs better, especially for short - term forecasting

    在此基礎上，本文以時間序列分析作為基礎研究手段，以德國海運費率指數公布的1980年1月至1999年12月的四類油運費率指數為研究對象，分析了四類油運費率指數的長期變化趨勢、季節變化規律、長期周期循環變化規律和不規則變化規律，並應用arima時間序列模型對160000dwt以上的原油運費率指數進行了短期預測，取得了較好的預測效果。
  10. We also find that bp neural network model overwhelms logistic regression model in prediction accuracy in sample part and has a accuracy of 95 % one year before financial distress. but bp neural network model have the similarity accuracy in test part with logistic regression model

    比較兩種方法，發現bp神經網路模型對樣本組的預測能力好於logistic回歸模型，且對沈陽市國有企業發生財務困境前一年的預測準確率高達95 % ;但對檢驗組的預測效果同logistic回歸模型相當。
  11. Thereafter, the fractal dimension value of cracks distribution was presented as an effective index to appraise the corrosion level. relations between fractal dimension and rebar corrosion ratio, concrete deterioration factor and strength of the member were studied respectively. fractal nn model was also built up to predict the ultimate load bearing capacity of crc members obtained from the field corroded structures, good results are achieved, which could provide an applicable method to evaluate the durability of crc members

    揭示出受腐蝕鋼筋混凝土構件在荷載作用下表面裂縫分佈服從統計意義上的分形，並對其進行了分形描述；提出以裂縫分形維數作為受腐蝕程度的有效衡量指標，首次實現了構件受腐蝕程度的定量描述；建立了裂縫分形維數與鋼筋銹蝕率、混凝土劣化系數、構件承載力之間的定量關系，並建立了分形神經網路模型對實際受腐蝕鋼筋混凝土構件進行了極限承載力的預測，取得了較好的預測效果。
  12. In order to override the well - known limitation of back propagation algorithm, such as local grade problem, we suggest genetic algorithm, a global optimization algorithm, to optimize the weights set. the different parts of this model were modularized and combined as a prediction system

    通過對固定網路結構的權系值進行遺傳操作，優化網路的權系值組合，快速收斂到最優權系值組合，進而提高網路的分析預測效率和能力。
  13. Next, mathematical models concerning the bullwhip effect are set up to analyze this effect. models presented here reveal how the lead time, frequency of demand forecast and the price fluctuation affect the bullwhip effect and prove that information sharing can mitigate the bullwhip effect. in addition, a variety of corrective actions are recommended to reduce the bullwhip effect and improve the efficiency of supply chain management

    接下來，用定量的方法建立起了相應的數學模型對「長鞭效應」進行了深入分析，揭示了訂貨提前期、企業需求預測頻率的變化以及價格波動對長鞭效應的影響，並且證明了供應鏈的信息共享可以弱化「長鞭效應」 。
  14. For power control of listening users, forward power control method are introduced based on full, multichannel, filtered report, and collision method etc. the full report method has redundancy report information, and its real - time performance is bad, multichannel report is introduced to improve the real - time performance, and filtered report is introduced to eliminate the redundancy information, finally the collision method introduced can not only get higher real - time performance but also diminish the redundancy information ; 2. in order to meet the requirements of making the dynamic simulation of trunking group system, the ms ’ s random move equation is brought forward, the simulation of ms ’ s distribution is done and the integrated channel model are presented ; 3. the smart predicative model of power control is introduced to overcome the delay and track the change of the complicated network, with this model, the power control ‘ s performance is greatly improved

    全匯報方法存在冗餘的匯報信息，而且實時性較差，為了改善實時性提出了多通道的匯報方式，為了改善冗餘匯報而提出了篩選法，最後介紹的碰撞法在減少冗餘信息的同時又提高了實時性;二、為了集群功率控制動態模擬的需要，提出了移動臺的隨機運動方程，進行了有關移動臺的分佈模擬，建立了綜合的通道模型;三、希望克服延時和跟蹤復雜網路環境變化，提出了功率控制的智能預測模型，通過智能預測模型可以改善功率控制的性能，著重介紹了採用神經網路的方法實現智能預測的通用模型，從而跟蹤復雜多變的無線環境，諸如慢衰落及快衰落（包括多徑衰落、多普勒效應所引起的衰落）等網路特徵，達到預測功率需求;四、採用二級正交碼和智能天線（空分多址）的方法進行組內用戶的識別，改進功率控制效果;五、話權用戶的前向和反向功率控制方法;六、對引入gota的cdma系統提出了復合容量表示方法，並作容量分析，探討有關gota系統的qos問題。
  15. The assessed results show that the prediction effect of artificial neutral networks model is better than that of multivariate nonlinear regression model, as well as the forecast effect of subsection model for water content of crude oil is better than that of united model

    評價結果表明：神經網路模型預測效果優于多元非線性回歸模型，原油含水率分段預測模型效果優于統一模型。
  16. So i began with the predicting problem about exchange rate, and also made the new understanding around three different kinds of exchange rate risks : translation exposures transaction exposure as well as economic exposures. in order to highlight the characteristic of being pragmatic, i focused on managing methods aimed at three kinds of exchange rate risks with the help of many cases figures and tables, and hence raised my opinions around the above

    因此，筆者針對上述難點，仍舊突出務實的特點，通過大量案例、數據分析和效果、特點等對比表格的引用，以重新理解三種具體匯率風險為前提，以科學預測匯率為基礎，著重分析了諸多風險管理方法，並分別對三種風險的管理方法選擇問題提出自己的見解。
  17. The two new coding methods are called non - disjoint over - lapping coding and multi - resolution coding, respectively, and their effectiveness is illustrated in the learning control simulation of the cart - pole sy

    該演算法通過在評價器（ criti ）網路中採用rls d從學習演算法，在提高學習預測效率的同時，改進了閉環學習系統的學習控制性能。
  18. The result shows that the efficiency and precision of prediction for clean data are satisfactory. although there are some errors in the prediction of noisy and chaotic data, the result is acceptable

    實驗結果表明，當數據無噪聲時，預測效率與精度都非常高；在處理帶噪聲，並呈現混沌特性的數據時，雖有一定的誤差，但預測結果還是在可以接受的范圍內。
  19. Finally, the small computing load and error, and the better estimation effect can be obtained when sampling frequency is more than 4hz and sliding window is between 10 and 20 and polynomial exponent equals 3 or 4 by the computer - based simulation

    最後通過計算機模擬說明在預測海上艦船運動時要求采樣頻率大於4hz ，滑動窗大小取10 20 ，多項式為3或4階時計算量和誤差較小，預測效果較好。
  20. Applications of multiple - model smoothing algorithms for maneuvering target tracking are studied via simulation, some important conclusions are obtained. based on model - set sequential likelihood ratio, an enhanced agimm, in which model - set adaptation is implemented by jointly utilizing model posterior probability and predication probability, is proposed, simulation results indicate that improvements of both dynamic and steady state tracking performance are achieved with the enhanced algorithm

    模擬研究了多模型平滑演算法在機動目標跟蹤中的應用；利用模型集合序貫似然比檢驗，提出了一種綜合利用模型后驗概率和預測概率實現模型集合自適應的綜合格自適應多模型演算法，模擬實驗表明演算法有效改善了動態跟蹤精度和穩態跟蹤性能。
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