regression line 中文意思是什麼

regression line 解釋
海退線
  • regression : n. 1. 復歸，回歸。2. 退步，退化。3. 【天文學】退行。adj. -sive ,-sively adv.
  • line : n 1 線；繩索；釣絲；測深度用繩，捲尺。 a fishing line 釣魚線。 be clever with rod and line 會釣魚...
  1. The main contributions of the work can be summarized in the following : 1 ) using on - line collected data, a soft - sensor model of the column compositions is constructed via multiple linear regression ( mlr ) and principal component regression ( pcr ) technique

    並分別選用多元線性回歸（ mlr ）和主成分回歸（ pcr ）方法對溶劑脫水塔產品組成進行建模，對所建模型進行了驗證，其結果表明模型的精度達到了預期的要求。
  2. That is, the regression line would tend to overestimate the magnitudes of y.

    即回歸線趨于過高估計了Y值。
  3. The regression line is derived from a sample and not from the entire population.

    樣本回歸線是根據一個樣本而不是根據完全總體推導出來的。
  4. The residual error amendment model is derived from fuzzy linear regression model, it can find the most suitable linear function to make the line difference sum in ideal linear regression minimum

    該模型是在模糊線性回歸模型的基礎上推導出來的，它可以尋找最合適的線性函數使理想線性回歸中的線差和達到最小。
  5. The standard error of estimate, on the other hand, measures the variability, or scatter, of the observed values around the regression line.

    而估計值的平均誤差，卻是度量觀察值圍繞著回歸直線的變化程度或分散程度。
  6. This paper analyzes the character of the transformer load and presents the control means to reduce the comprehensive power loss to minimum by controlling the transformer operation status, which forecasts the daily load of transformer by periodical auto - regression model ( par ) and divides the daily flow line automatically into two typical phases. then, this paper simulates the par by matlab. at last, a real intelligent control device based on the ti ’ s tms320lf2407 dsp has been completed

    論文分析了配電變壓器的負載特點；提出採用周期自回歸模型預測配電站用電日負荷，根據負荷預測結果和用電時段，以綜合功率損耗最小為目的變壓器經濟運行控制方法；以ti公司的tms320lf2407dsp為基礎，完成了配電站變壓器經濟運行智能監控裝置的研製。
  7. If the observations used in the analysis extend back in time for several years, the resulting regression line may be too steep.

    如果在分析中使用的觀察值擴大到幾年以前，那麼推導出的回歸直線就會可能太懸殊。
  8. Based on polymerization reaction of the nylon - 6 rubberized cord fabric production of distributed control system in yangzhou organic chemical plant computer integrated manufacturing system ( yh - cims / dcs ), the multiple stepwise regression method was used to build the statistic mathematical models of the molecule weight and the monomer quantum of casting slice belt. then the optimization model of polymerization reaction was presented, which was solved by using simulation annealing algorithm to obtain the best techniques parameters. the improved hybrid genetic algorithm and back propagation algorithm are combined to train neural network, brought out the neural network prediction model of casting slice belt ' s average molecule weight to guide the technologist on - line

    提出了流程工業生產過程操作優化策略和應用實施方法，包括生產過程離線優化策略、非線性問題求解策略、在線優化模型及學習策略；結合揚州有機化工廠計算機集成製造系統集散控制系統（ yh - cims dcs ）的實施，針對錦綸? 6浸膠南京理工大學博士學位論文摘要簾于布生產中己內酚胺聚合反應過程優化控制這一工程實際問題，採用統計建模方法，建立了聚合反應過程的優化模型；為求解所得的優化模型，提出了種改進的有約束條件下的模擬退火演算法，該演算法能避免陷於局部最優解，有效地提高了所求解的全局性和可靠性：提出了基於改進的ga演算法和sp演算法相結合的混合學習演算法，建立了基於神經網路的聚合反應過程生產目標在線預測模型，該演算法和模型滿足了生產中的實時性和實用性要求。
  9. Basing on the theory of shape geometry, the distribution of rock blasting fragmentation are discussed, fragmentation of blasting experimentation of different charging construction appears shape character, and the relation of explosive ratio, line of weakness and distribution of blasting fragmentation are confirmed by regression, the relation of function of explosive ratio of distant loading and consecutive loading are confirmed by contrasting different distribution of blasting fragmentation of charging construction, a new approach will be put forward for optimized of bore net parameter and forecast of distribution of blasting fragmentation

    回歸分析了爆破試驗的炸藥單耗、底盤抵抗線與爆破塊度分維數之間的函數關系，對比不同裝藥結構爆破塊度的分維數，得出了同等條件下間隔裝藥與連續裝藥炸藥單耗差值的關系，以及裝藥結構對巖石爆破塊度分佈影響的規律。根據對巖石爆破破碎塊度分佈分形規律的研究，找出了預測孔網參數優化、爆破塊度分佈新的途徑。
  10. The flood and drought in both first stage and second stage of rainy season in fujian province were forecasted by the ways of line regression prediction equation and three kinds of artificial neural network models, the results show : the backpropagation ( bp ), radial basis function ( rbf ) and elman neural network models are much better than line regression prediction equation in historical sample fittings, independent sample test, actual prediction ability

    （ 3 ）運用線性回歸預報方程和三種人工神經網路模型對福建汛期旱澇進行預測的實驗表明： bp 、徑向基（ rbf ）和elman這三種人工神經網路模型在歷史樣本擬合精度上、獨立樣本檢驗結果和網路模型的實際預測能力上都明顯優于傳統的線性回歸方法。
  11. Best - fit regression line

    最佳擬合回歸線
  12. Regression software programs graph the sample points and give the ( cost - function ) formula of the straight line that best fits the points

    回歸軟體程序將樣本點用圖表示，並且給出最擬合樣本點的直線的價值函數公式。
  13. Technology of non - damage test for concrete intensity is extensively applied in project testing, as a precise and direct approach. accordingly, the test in this essay makes use of average concrete samples made up of commo - n raw material in boutou, and adopt comprehensive method of ultrasonic elasticity to test the concrete used within one year in boutou. through the regression analysis, we get the regression equation of anti - intensity of these two materials under the given conditions. according to the result, we establish the accurate curve line for comprehensive method of ultrasonic elasticity and provide practiced and non - damage testing approach and calculating method for concrete intensity test and reference for testing staff concerned

    混凝土強度無損檢測技術作為一種簡便快捷準確的測強技術在工程檢測中得到了廣泛的應用，鑒於此，本次試驗通過採用包頭地區常見原材料製成的一定批量常見齡期的不同種類（指混凝土試塊中的粗骨料、混凝土強度等級不同）普通混凝土標準試塊，採用回彈?超聲綜合法對包頭地區齡期不超過一年的現場混凝土進行了大量的試驗，並利用回歸分析，給出兩種骨料混凝土在相應測強條件下的立方體抗壓強度回歸方程，根據實驗結果建立包頭地區精度較高的混凝土回彈?超聲綜合法基準測強曲線，為實際工程的混凝土現有強度評定提供簡單易行的無損測試方法和計算方法，供有關檢測人員參考使用。
  14. Beginning with the problem of interlaced region between farming and herding, the boundary line of the interlaced region is calculated based on grid with 10km grid ; then the relation among land use of the region, soil erosion and erosion region is analyzed ; based on factor classification, no useful factors were neglected and stepwise regression method was used to analysis the drive of land use change ; fractal method was applied to analysis the degradation of land - use and relation among land use, soil erosion and wind - water erosion zone ; environmental variances are introduced to establish characteristic index of land use change and analysis the effect of land use change on soil erosion

    從農牧交錯帶的實質問題入手，基於10公里網格，計算農牧交錯帶的界限；在此基礎上分析農牧交錯帶的土地利用、土壤侵蝕及與風水侵蝕帶的關系；在因子分層的基礎上，剔除不需要因素，採用逐步回歸的方法，進行土地利用變化驅動力分析；運用分形方法分析土地利用的退化，並分析土地利用與土壤侵蝕的關系，引入環境變量，建立土地利用變化特徵指數，分析土地利用變化對土壤侵蝕的影響。
  15. Expanding capital operation, as an important part in development strategy, is closely related with the long - term development of listed companies, therefore, listed companies should hold strategical view in planning and making - decision in conducting expanding capital operation. based on sustainable development principle, the dissertation analyses the essence of expanding capital operation and its basic models according to the theories of capital operation ; combined with existing situation of china ' s listed companies, analyses internal causes and external factors which lead expanding capital operation falling into dire straits, and advances that using strategy is a breakthrough point to solve the problem. then, with the logical line of strategical management " analysis of strategical environment - settlement of strategical targets - drawing - up and choosing strategical model - implementing and controlling strategy - assessing strategy ", brings strategy into expanding capital operation process, analyses factors effecting expanding capital operation, and constructs decision - making model for choosing strategical styles ; in the implementation stage, focus on fixing exchange price and the whole integration management ; at final, using conglomerate m & a strategy as an example, utilizing entropic measure method, regression - analysis, variance - analysis and spss digital - statistic software, constructs a model to illustrate the relationship between diversified m & a strategy and economic performance of listed companies, puts forward the suitable expanding capital operation style for china ' s listed companies, and gives some suggestions

    本文以公司持續發展為原則，根據資本運營理論，分析外擴型資本運營的內涵及其三種基本模式；並與我國上市公司的實際情況相結合，分析目前上市公司外擴型資本運營陷入困境的內在原因和宏觀因素，提出以戰略為支撐是我國上市公司外擴型資本運營走出困境的突破點；然後以"戰略環境分析-戰略目標定位-戰略制定及模式選擇-戰略實施與控制-戰略評價"的戰略管理邏輯主線，將戰略引入上市公司外擴型資本運營的各個階段，分析了影響上市公司進行外擴型資本運營的內外部因素、確立戰略性經營目標，構建我國上市公司外擴型資本運營戰略模式的決策模型；在戰略實施階段，重點研究交易價格的確定和全面整合管理；最後，以目前我國上市公司外擴型資本運營中常見的混合併購模式為例，運用熵測量法、回歸分析、方差分析等計量方法及spss大型數據統計軟體，構建模型，研究上市公司混合併購戰略與經濟績效的關系，在分析結果的基礎提出適合我國上市公司發展的外擴型資本運營模式及相關的建議。
  16. The simulation shows that the non - motorized vehicle moves in snake track and stop in insert style. it corresponds with the characteristic of non - motorized vehicle. the highest density of traffic flow from line regression of its statistic data is in the area of factual data

    模擬表明非機動車在運動時橫向移動靈活，停止時呈穿插排列，符合非機動車行駛特點；對統計數據進行線性回歸后得到的最高密度處在實測范圍內。
  17. How do we think about how well our sample regression line fits our sample data

    我們如何衡量樣本回歸線是否很好地擬合了樣本數據呢
  18. This paper starts from the development of container transportation in the world and in our country. it analyzes the situation of the main ports and branch ports. based on the forecast model named line regression, index regression and logis regression, the paper forecasts the throughout of shanghai, qingdao, shenzhen ports

    本文從國際和我國集裝箱運輸的發展狀況出發，分析了內支線港口和國際集裝箱港口的發展概況和戰略選擇，並利用線性模型、指數模型和羅傑斯生長曲線預測法對上海港、青島港、深圳港的國際集裝箱吞吐量做了預測，為其發展建設提供了重要的參考依據。
  19. That is, the regression line would tend to overestimate the magnitudes of y

    即回歸線趨于過高估計了y值。
  20. Medical microbiology ; methods for the determination of susceptibility of pathogens except mycrobacteria to antimicrobial agents ; regression line analysis for the correlation of zone diameters and mics

    醫用微生物學.病原體分枝桿菌除外對抗菌素敏感性
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