預測效果 的英文怎麼說

中文拼音 [yùcèxiàoguǒ]
預測效果 英文
predictive validity
  • 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 ...
  • 果 : Ⅰ名詞1 （果子） fruit 2 （事情的結局; 結果） result ; consequence 3 （姓氏） a surname Ⅱ動詞（吃...
  • 預測 : calculate; forecast; prognosis; divine; forecasting; foreshadowing; predetermination
  • 效果 : 1. （產生的結果） effect; result 2. [劇] sound effects
  1. In the process of applying this technology in one reservoir in the cn work area to forecast the oiliness, the results of this research and the results of acoustic impedance inversion have been reciprocally verified, showing that the multi - solution problem is well resolved

    將該分析技術應用於cn工區某一儲層的含油氣性預測中，然後利用波阻抗反演結果對研究成果進行相互驗證，發現綜合分析結果有效地減少了預測目標的多解性，取得了較為理想的預測效果。
  2. 18 yuan q, quackenbush j, sultana r et al. rice bioinformatics. analysis of rice sequence data and leveraging the data to other plant species

    這些程序的測試結果還具有一定的互補性，說明有可能合併幾個不同程序的結果來進一步提高預測效果。
  3. 二., the effection of back - propagation artificial neural network the ann model fitted very well in the study of typhoid fever and paratyphoid fever, viral hepatitis and epidemic cerebrospinal meningi - tis, yet, it did n ' t fit so well in the study of endemic typhus and en - demic encephalitis b. piscuss 1

    在bp人工神經網路的預測效果方面，呼吸道傳染病百日咳和猩紅熱、消化道傳染病傷寒副傷寒和細菌性痢疾模型的預測效果較好。蟲媒傳染病的預測效果最差。在干早地區的傳染病預測方面， bp神經網路模型在回代和預測效果方面均優于傳統的多元逐步回歸模型。
  4. It is proved that the model based on the on - line analytical processing ( olap ) analysis and the bayesian network is an effective tool to analyze the customer fraudulency and can get high accuracy

    實驗表明，基於olap分析和貝葉斯網路的話費欺詐預測效果良好，是一種有效的客戶欺詐分析工具。
  5. The experiment results show that log - icbp has better predicting effect than icbp when outliers exist

    實驗結果表明log - icbp網路在存在野值情況下的預測效果明顯優于icbp 。
  6. In this article, we use the model of population prediction by modified index curve to forecast the population development of our country in the future, and in the short term, we can see that it has a very good effect

    摘要文章應用修正指數曲線模型來預測我國人口的未來發展狀況，並從短期來看有比較好的預測效果。
  7. 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。
  8. Results show that the rbfnn is obviously superior to the traditional linear model, and its mae ( mean absolute error ) and rmse ( root mean square error ) are 41. 8 and 55. 7, respectively

    結果顯示，該模型預測效果明顯優于傳統的線性自回歸預測模型，各月平均的平均絕對誤差（ mae ）和均方誤差（ rmse ）達到41 . 8和55 . 7 。
  9. This system has been installed in a catalytic reforming unit in a refinery, and industrial applications show its good performance in the prediction of ron

    該系統已用於某煉油廠重整汽油研究法辛烷值的在線分析，實際應用顯示了其良好的預測效果。
  10. The sixth chapter " essay on the estimation of stock price model " briefly introduced evolution of chinese stock market, showed the abrupt change and discontinuity of chinese stock market return, estimated the three models on the shanghai security exchange comprehensive index, compared the result made by the three models ? the result showed that the figarch model is better in modelling the autocorrelation, heteroskedasticity and nonlinear characteristics of stock price than the others

    建立了上證指數的arfima ， garchzjifigarchta刑種杖刑，並對模二解冰股票價格波動的囪相關性，異方差性和非線性市場的效果以及對價格的問歸和預測效果作了比較，得出結論n a ch模型在解決這些問題上效果最好，二種模刑在價格問歸和預測值上都存在一階滯后問題。
  11. 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。
  12. Accuracy of ptfs is evaluated by the root of the mean squared difference ( rmsd ). last, we compared measuring values with estimation values of regression method and bp model. the evaluating results indicate that ptfs developed by regression method or bp model satisfy to use to the education, research and production practice for keerqin sandy land

    最後對統計回歸模擬模型和dp神經網路模型進行了對比評價分析，對比分析結果表明，用兩種模型建立土壤傳遞函數（ ptfs ）的預測效果都比較理想，均可應用於科爾沁沙地的教學、科研和生產實踐中。
  13. Based on sample of the index from april 3, 1991 to may 31, 2001, arima models have been built with tsp computer software guided by route of " from general to specific ". the models built have better fit goodness and one point forward prediction is highly precise. but ultra - sample prediction by c + + program shows prediction precision reduces fast as the length of prediction grows, long term prediction of the index is impossible

    建模表明利用tsp統計軟體結合從「一般到特殊」的建模方法，所建的模型對已有數據的擬合較好，向前一步單點預測準確性較高，但利用c語言程序進行進一步分析表明時間序列分析模型對深圳成分指數的長期預測效果明顯降低。
  14. It gets a good forecasting result in lab simulation, and will be used in hunan power bureau, it has good performance and convenient interface

    通過實驗室模擬，該綜合模型達到了令人滿意的預測效果，該預測軟體將用於湖南省電力局進行湖南省電力負荷的中長期預測，其操作方便、實用性強。
  15. Based on the test data of the crc beams taken from some chemical plants, which were mainly corroded by chloride, a calculation model was derived to calculate the ultimate load bearing capacity of such crc beams. then, bp nn model was built up to predict the ultimate load bearing capacity of crc beams. using such nn model to analyze many groups of test data ( under various corrosion cases ), satisfactory results are achieved

    基於目前較少開展的實際腐蝕環境下鋼筋混凝土構件受力性能的試驗研究，通過引入受腐蝕混凝土和銹蝕鋼筋的損傷因子導出了受氯離子腐蝕鋼筋混凝土構件極限承載力計算模型；建立了bp神經網路模型對受腐蝕鋼筋混凝土梁承載力進行了預測，通過對多組國外試驗研究結果（不同腐蝕作用情況下）的分析均取得了令人滿意的預測結果，並且隨著試驗資料的積累，預測效果可以得到進一步的改善；因此，本文建立的神經網路模型對受腐蝕鋼筋混凝土構件承載力研究是一種十分有效的方法，具有較好的應用前景。
  16. In the first part of this thesis, the effect of nir instrument ' s energy level on the model predictive power was studied with maize sample

    本文第一部分以玉米粉末樣品，用漫反射法測定玉米粗蛋白含量，研究了近紅外儀器能量變化對分析模型預測效果的影響。
  17. And the forecasting effect of the exponential smoothing estimation method is very well. in the thesis, i combine the predict theory and the business cycle theory. through examination, confirm the model that predict accurately

    本文創新之處在於將經濟預測模型引入到景氣理論中，並經過實證檢驗，確定了預測效果較為突出的模型。
  18. Analysing collected data, finds that chillness - tolerance of females is poorer than that of males, that the predicted effect of thermal sensation is not accurate by predicted mean vote ( pmv ) index, that evaluation on humidity sensation for males and females is almost the same except in a low - temperature environment where females are more sensitive to humidity than males, that draught sensation of females is more obvious than that of males, and that thermal comfort evaluation is affected by more environmental and psychologic factors besides thermal and humidity sensations

    統計分析結果表明，女性的耐寒能力比男性差；預期平均評價pmv指標對男女熱感覺的預測效果較差；男女對濕感覺的評價無較大差異，只在溫度較低時，女性比男性覺得更潮濕；女性的吹風感比男性強；熱舒適評價不僅受熱、濕感覺影響，還受其他環境因素及心理因素的影響。
  19. 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。
  20. Forecasting efficiency of structural superimposed halo in the deep of dongtongyu gold mine, shaanxi

    構造疊加暈在陜西東桐峪金礦區深部的預測效果
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