multivariable analysis 中文意思是什麼

multivariable analysis 解釋
多變量分析
  • multivariable : 多變量的, 多變數的
  • analysis : n. （pl. -ses ）1. 分解，分析；【數學】解析。2. 梗概，要略。3. 〈美國〉用精神分析法治療（＝ psychoanalysis）。
  1. Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,

    具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象，在闡述了曝氣過程式控制制參數選取可行性的基礎上，建立了以溶解氧濃度do和活性污泥排放量qw為控制變量，以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論，在現有關于污水處理最優控制問題研究的基礎上，建立了有約束條件多變量能耗最小數學模型，該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件，曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化，並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元，應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解，並進行模擬實驗驗證。
  2. And this algorithms have been proved to be valid by computer analogize for two different model. after a detailed analysis of the glass furnace, put award a method of disassemble multivariable control : the upper levels use fuzzy supervise control, provide reference signal for lower level ; the lower level select and use a modified self - regulating fuzzy controller or a double closed - loop controller for time - sluggish system

    在分析窯爐特性的基礎上，以溫度系統為例，根據其被控參數多、大滯后、非線性等特點，提出分層分區的智能控制策略：上層採用模糊監督控制器，為下層提供參考信息，下層根據控制要求及被控對象特性分別採用了一種改進的自校正控制演算法和一種適合於滯后過程的雙環模糊控制器。
  3. The main statistical variables and multivariate control charts are introduced. the design idea of fault monitoring and fault diagnosis systems based on principal component analysis for multivariable control system is analyzed. a model of pta oxidation process is talcen as an example to show the result of fault diagnosis based on principal component analysis

    介紹了多元統計過程式控制制在故障診斷中常用的統計量及統計控制圖，分析了基於主元分析的多變量控制系統故障監測與診斷的設計思想，並將其應用於pta氧化過程模擬監控。
  4. Variables obtained at the time of listing were analyzed for prognostic value using multivariable analysis

    等待期間獲取的變量資料以多變量分析的方法判斷其預測價值。
  5. By multivariable analysis, only meld score, american society of anesthesiologists class, and age predicted mortality at 30 and 90 days, 1 year, and long - term, independently of type or year of surgery

    多變量分析提示，只有meld評分、美國麻醉醫師學會分級和患者年齡是預測患者術后30天和90天、 1年和長期隨訪死亡率的獨立危險因素，與手術類型和手術時間無關。
  6. Effect of back fixed plate gauge of a carding machine on nep : a multivariable analysis

    梳棉機后蓋板隔距對棉結影響的多因子分析
  7. The work in this thesis is based on three technologies of multivariable statistical process control ( mspc ), the principal component analysis ( pca ), the partial least squares ( pls ) and the kernel density estimate ( kde ). the work involves the following contents

    基於多元統計過程式控制制方法中的主元分析法，偏最小二乘法和核函數分析法這三種技術，本課題主要研究了以下內容： 1 ）用面向對象的方法開發多元統計過程式控制制狀態監測應用系統。
  8. In this dissertation, the linear multivariable system with uncertainty is regarded as the main research object. we lucubrate three representational decoupling theories, and carry out the in - depth analysis and comparison from two sides : the stability robustness and decoupling performance

    本文以不確定性線性多變量系統為研究對象，深入探討了三種具有代表性的解耦理論，並進行了魯棒性與解耦性的分析和比較。
  9. Using in - hospital mortality as the primary outcome, data were analyzed by analysis of variance, chi - square, and multivariable logistic regression

    以住院病人死亡率作為主要結果，將數據進行了方差分析、卡方檢驗及多變量對數回歸分析。
  10. It solves the problem of model order determination and model validation for multivariable processes. it improves model quality and reduces time for plant test and data analysis and reduces disturbance to unit operation during plant test

    它避免了多變量過程辨識方法的模型階次估計、模型驗證的難點；與階躍測試法相比，採用多通道測試信號，對裝置生產的影響小，且允許操作工在測試期間進行操作。
  11. Summarizes the design and develop ways of monitoring and fault diagnosis systems based on pca for multivariable control system. introduces the main statistical variables, multivariate control charts and the analysis ways of statistical variables. then this paper takes a model of continuous process for example, to show and analysis the result of fault diagnosis based on pca

    概述和總結了基於主元分析的多變量控制系統故障監測與診斷系統設計思想，分析了主要統計量、控制圖以及數據基本分析處理方法，並以一個連續生產過程模型為例，闡述了故障診斷模型的建立過程以及診斷結果分析。
  12. Multivariable analysis found that cerebral infarction was significantly associated with increasing patient age, worse neurological grade on admission, history of hypertension or diabetes mellitus, larger aneurysm, use of prophylactically or therapeutically induced hypertension, temperature more than 38 degrees c 8 days after sah, and symptomatic vasospasm

    多因素分析發現腦梗的發生與病人年齡增加、入院時較差的神經學分級、有高血壓或糖尿病史、較大的動脈瘤、預防性或治療性高血壓的應用、 sah后8天體溫高於38度和癥狀性血管痙攣顯著相關。
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