validation study 中文意思是什麼

validation study 解釋
交叉效度研究
  • validation : （有效性）驗證
  • study : n 1 用功，勤學；〈常 pl 〉學習；研究 （of）; 研究對象；研究項目；值得研究的問題；學問，學業，學科...
  1. A cross - validation study of 150 inmates in california s folsom state prison indicated that meditation significantly reduced state and trait anxiety, insomnia, neuroticism, and behavioral infractions

    對加州佛山監獄一百一十五名受刑人作交叉驗證的研究，發現打坐可以有效的減少焦慮失眠神經病狀及違法行為。
  2. At the part of empirical study, this paper chooses 124 a - stock listed companies from stock exchange of shanghai and shenzhen as research samples, makes use of the step method to filter the 13 possible variables ( including 3 debt - paying ability indexes, 3 operating ability indexes, 4 profitability indexes and 3 cash flow indexes ) in analysis and finally sets up discrimimant models by fisher discrimimant rules with the samples " financial data. then this paper validates the stability of these models using the self - validation and cross - validation before analyzing the prediction ability of these models with outside - validation

    實證研究部分主要以我國深、滬兩市124家上市公司為研究樣本，採用上市公司1998年至2001年的實際財務數據，運用逐步判別分析方法對擬進入模型的13個變量（包括3個償債能力指標、 3個經營能力指標、 4個獲利能力指標及3個現金流量指標）進行篩選，並根據fisher判別準則建立判別模型，在運用自身驗證法與互動式驗證法對模型的穩定性加以驗證后，運用外部數據驗證法對模型的預測能力進行了分析。
  3. In this paper, we use nonparametric regression method in chinese financial time series, we also use both kernel regression after improving cross - validation function and local polynomial estimation of regression under mixing condition to study and analyze the volatility in chinese stock market

    在本文中，我們把非參數回歸的方法運用到我國實際的金融時間序列數據之中，討論了我國股價指數收益率序列的易變性。而在用非參數回歸進行估計時，選擇合適的窗寬有著重要的意義。
  4. With the supports of lunar exploration pre - research program “ lunar soft landing integrative simulation and validation technique ”, this dissertation performed deep and systemic study on lunar explorer autonomous navigation and control issues. the main contents of this dissertation are as follows

    本文結合月球探測工程二三期預研項目「月球軟著陸綜合模擬演示驗證技術」 ，對月球探測器的自主導航與控制方法進行了較深入的研究。
  5. In the unlikely chance that you fail the exam after using our study guides, we will give you a refund on your purchase or offer you an equivalent product for an equal status exam of your choice. all you have to do is send us your vue registration number, and validation number in an email message or scan your prometric test result and email that to

    Bible中的題目是由本站的專業技術人員和高級教師經過長時間的精心編排和總結而製作出的高效輔導產品，同時我們也參考了國外著名認證輔導站點的精華，達到了全面，準確，豐富的標準，所以bible是完全值得您信賴的，是性能價格比最高的輔導材料
  6. Based on the fractal character of the small watershed topographic feature, the spatial and temporal variation character of sediment yield of the watershed model, the dynamic developing process and fractal character of the topog raphic feature of the watershed model, and the coupling relationship between the sediment yield and the topographic feature of the watershed model are " studied by simulate experiment, fractal theory, high precise photogrammetry and gis technology. the validation research is conducted in chabagou watershed where the observation data of rainfall, sediment and runoff for 11 years is collected. the study provides new theory and method for the topographic feature quantitative research in the prediction model of small watershed sediment yield

    本文依據流域地貌形態所具有的顯著分形特徵，從模擬實驗出發，利用分形理論和方法，結合高精度攝影測量和gis技術，對流域模型侵蝕產沙時空變異特徵、地貌形態發育過程及其相應的分形特徵、流域模型侵蝕產沙與地貌形態耦合關系進行了深入研究，並以具有11年降雨泥沙徑流觀測資料的岔巴溝流域為例進行了驗證研究，為實現從單坡面侵蝕產沙模擬、預報向流域侵蝕產沙模擬、預報轉化過程中地貌形態參數的提取提供了理論和方法，為黃土高原小流域水土流失綜合治理提供了科學實踐依據。
  7. This dissertation presented a simulation method for producing ideal echoed data based on the analysis of the point ideal echoed signal model, the 2 - d format of the echoed data and the feasibility of creating simulation geography map using bmp images for distributed targets. simulation results proved that this method is efficient and reliable for the study of imaging algorithms and validation of the system parameter settings

    論文討論了系統點目標回波信號的理論模型，分析了回波信號的二維數據格式，描述了利用位圖圖像生成分散式目標模擬地形圖的方法，在此基礎上給出了一種理想情況下回波模擬數據的產生方法，用它來進行成像演算法研究及檢驗系統參數設置的合理性非常有效可靠。
  8. Validation study of forensic science was carried out using forensic samples such as hair, nail and badly degrade bone. the method has also been used in case work to validate the practicability. maga2 software was employed to analyze the genetic distance between samples and construct the phylogenentic tree

    用毛發、指甲、微量血痕及各種陳舊骨骼樣本對所建立的方法進行法醫學有效性測試，並用實際案例驗證其實用性；應用所建立方法對漢族、黎族、維吾爾族、瑤族、藏族無關個體樣本共446份進行序列分析，調查不同民族mtdna多態性；應用mega2軟體對所得各民族數據做進化距離分析，並構建各民族內部和民族間的系統發育樹，探討各民族間的遺傳關系。
  9. This research makes a case study on village debts in yizheng, jiangsu province, focusing on the systematic analysis on the reasons and characters of village debts, through data collection, sampling survey, specialists " consultation, field reconnaissance, and practice validation. led by participatory development theory and sustainable development theory, practical suggestions of village debts solutions are generated, adapting to local situation

    本研究以具有典型代表性的儀征市為例，通過收集資料、抽樣調查、專家咨詢、實地踏查與實踐驗證等手段，對該區村級債務的成因、特點等進行系統分析和研究，以參與式發展理論和農業可持續發展等相關理論為指導，研究並提出符合當前實際、可操作性強的村級債務化解策略和建議。
  10. As an important basic study platform, short - duration turbine testing plat form has developed in the mechanism research field and has now been applied to validation of new design concept and check of cfd software

    同時，作為重要的基礎研究平臺，短周期渦輪實驗臺在機理研究領域也有所拓寬，開始被應用於新設計理念的驗證、 cfd設計分析軟體的校驗等新的領域。
  11. Study on calculation methods and validation criteria of integrated land section price

    征地區片綜合地價測算方法與驗證標準研究
  12. The details are as following : 1 ) through the experiments of seventeen reinforced concrete plates with round openings, stress distributions of concrete and steel bars, concrete cracking, failure mechanism, and the influence of reinforcing bars with different amount and layouts on cracking and failure mechanism of the specimens are studied. the experimental study provides data not only for the validation of fea model and nonlinear fem program, but also for the research on new methodology of design for orifices

    本文的主要工作有： 1 ）通過17塊帶圓孔鋼筋混凝土板的試驗，研究在荷載作用下孔口周圍混凝土和鋼筋的應力應變分佈和孔口開裂、破壞規律，以及不同的配筋方式和數量對孔口混凝土裂縫的產生、發展及孔口破壞的影響，為驗證有限元分析模型及非線性分析程序的可靠性提供試驗依據，並為建立新的孔口配筋設計方法提供基本試驗資料。
  13. This study is the validation test setup for identifying the srs sensing module component and package system response

    摘要本研究為汽車安全氣囊感測系統模組設計完成前，針對其系統套件與安裝盒組所建立之測試驗證。
  14. Study on the validation of the computer science application ' s activity monitor in assessing the physical activity among adults using doubly labeled water method

    加速度計對成人日常體力活動測量效度的研究
  15. Our work is only an attempt about the study on the dense gas - solid flow and combustion technique of cfb and w - shaped furnace. the results testify the accuracy and efficiency of the numerical simulation method ( or computer aided test method ) on the prediction and validation of the engineering flow and combustion problems

    本文的工作是對高濃度氣固多相流研究和流化床和w爐燃燒技術研究的嘗試，所取得的結果表明數值試驗方法在預測和驗證工程流動、燃燒問題方面的準確性和有效性。
  16. A single validation study utilizing a “ worst case ” approach can be carried out which takes account of the critical issues

    當考慮到關鍵結果時，可以利用「最壞情況」來進行單獨的驗證研究。
  17. This thesis contributed to the comprehensive study of the finite - difference time - domain ( fdtd ) method and its application to the numerical computation of radiated electromagnetic fields in switched mode power supplies. the work includes mainly three parts : the study on the performance of pml absorbing boundary condition applied to pseudo low frequency electromagnetic problems ; the validation of the fdtd method with pml absorbing boundary conditions and the corresponding computer software based on the numerical study of the electromagnetic field of an electric dipole antenna, and its application to the numerical computation of radiated electromagnetic fields in switched mode power supplies ; the development of an improved alternating direction implicit finite - difference time - domain method

    在綜合前人工作基礎上，本文對時域有限差分（ fdtd ）法及其在開關電源輻射電磁場數值計算中的應用進行了系統的分析和研究，其核心內容包括：偽低頻電磁場數值計算中pml吸收邊界條件性能的研究；基於基準問題?電偶極子天線三維輻射電磁場，驗證了本文構造的基於pml吸收邊界條件的三維fdtd法及其計算軟體，並應用於高頻開關電源輻射電磁場的數值分析；提出了一種改進的交替方向隱格式時域有限差分法。
  18. By the theory of z transformation of linear system and matrix, we proved the validation of the averaging filter method using in ietd to cancel oscillation. then we illustrate the disadvantage of using averaging filter and give a new averaging filter that we note as phase - modified averaging filter, which can reduce the disadvantage. at the end of this chapter, we study the potent of reducing the time - cost of ietd by taking account the short duration characteristics of incident impulse

    本文第二章，首先簡述了時域積分方程遞推解法（ ietd ） ，然後推導了應用於旋轉對稱體的，能夠減少計算量的ietd方法，重點闡述並應用線性系統的z變換理論和矩陣理論研究了ietd方法中遇到的穩定性問題，從理論上證明了平滑濾波技術的有效性，指出了它對計算精度的影響，並在分析的基礎上提出了新的相位修正平滑濾波方法。
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