風陣性 的英文怎麼說
中文拼音 [fēngzhènxìng]
風陣性
英文
gustiness-
Among them the gray level co - occurrence matrix ( glcm ) and gray gradient co - occurrence matrix ( ggcm ) methods, which attributed to the statistic textural analysis scheme were then chosen to extract the textural features of five kind areas on satellite images. in the second part the principle of classification and bp neural network were introduced. combined with textural features, the improved bp neural network successfully performed on the classification of the satellite images
論文的第一部分介紹了進行紋理特徵研究的一些典型的方法，利用其中的基於統計的紋理分析法中的灰度共生矩陣以及灰度一梯度共生矩陣法，分析了衛星雲圖上五類區域的紋理特性；第二部分主要介紹了遙感圖像分類原理以及神經網路中的bp演算法，在對演算法原理進行深入理解的基礎上，把紋理特徵與神經網路進行組合，實現對衛星雲圖進行分類分析；第三部分內容是在前面圖像分類結果的基礎上，對序列圖像用相關匹配法進行運動分析，反演雲跡風風場。The natural wind is turbulent or gusty.
自然風的特性是紊亂或陣息的。The research object of this thesis is a chip - array that is fixed on one of printed circuit boards ( pcb ), which are located in a forced air field ( forced convection ) in an electronic case ; and from the essential equations of airflow we can deduce the mathematical model of the turbulent flow ; then we can establish the finite element algorithm and apply the fe software to work out the equations of turbulent flow, finally we can use the software to display and analyse the field of flow and temperature
本文以處于強迫空氣對流流場中的某pcb板及其板上的電子元件陣列作為研究對象，推導了紊流流場的數學模型，並建立了相應的有限元求解格式，應用有限元法分析軟體對該系統的紊流流場和溫度場進行了模擬分析：解算出pcb板上各電子元件的溫度分佈；並提出了用於求解系統風道特性曲線的cfd方法。In light of market risk, there are sensitivity measurement method and volatility measurement method as well as the concepts about risk measurement, such as variance, duration, 3 - coefficient, 5 - coefficient and value at risk. and in light of credit risk, there are accounting - based ratio measurement method and volatility - based measurement method, as well as the related concepts, such as credit rating, z - score, transition matrix, expected default frequency
其中，針對市場風險度量的方法包括靈敏度測量風險方法和波動性測量風險方法，與之相關的風險度量概念有方差、持續期、系數、類系數和在險價值；針對信用風險度量的方法包括基於財務比率的風險測量方法和基於波動性的風險測量方法，與之相關的風險度量概念有信用評級、 z分數、轉換矩陣、違約頻率。Based on the theory of safety evaluation and risk assessment, this paper first ascertained the evaluating indices affecting ships ' seaworthiness and classified them according to their importance degrees by experts investigation, and used judgment matrix method to calculate weight of the evaluating indices, and then got the membership function by fuzzy collection theory, and finally established the mathematical model to realize a fuzzy comprehensive evaluation to ships ' seaworthiness
摘要根據安全評價理論、風險評估理論，通過專家調查方式確定影響船舶適航性的評價指標並按照重要程度進行分類，然後採用判斷矩陣法計算評價指標的權重，運用模糊集合理論確定隸屬函數，進而建立數學模型，實現對船舶適航性的模糊綜合評價。The main purpose of this study is to simulation a random fluctuation of wind velocity fitted to specified power spectrum in low frequency range in our wind tunnel
本文研究的目的是在風洞中模擬風速隨機波動的陣風，這個基礎性工作對于開展風洞中的其它研究有著重要意義。But now we can no longer risk emergency improvisation of national defense ; we have been compelled to create a permanent armaments industry of vast proportions
但是現在我們不能再以臨陣磨槍的方式承擔國防上的風險；我們已被迫創建一個規模宏大的永久性軍事工業。Discusses the characteristic values on individual stock risk with the standard deviation, variance ( 2 ), standard deviation coefficient ( cv ) and coefficient measurement, construct the individual on stock ' s statistics index system on investment risk. 2. discuss the characteristic of standard deviation, variance, variance - covariance matrix to measure the investment risk of stock portfolio
第二章「證券投資風險的度量」分為三個小節： 1 、討論單個證券風險用標準差（ ） 、方差（ ~ 2 ） 、變差系數（ cv ）以及系數度量，構造了單個證券的投資風險統計指標體系； 2 、討論了用標準差和方差、方差?協方差矩陣、方差?協方差矩陣的特徵值來度量組合證券的投資風險； 3 、計算了衡量證券組合系統性風險的系數值，並分析了系數的含義和預測能力的可靠性。Winds are just as likely to be gusty at sea as on land, and just as likely to change direction as not
海上的風完全可能象陸上的風一樣具有陣性，且它在兩地改變方向同樣頻繁。Results sixteen genes that correlated with survival among patients with nsclc were identified by analyzing microarray data and risk scores
結果：通過對微點陣數據和風險評分的分析， 16個與非小細胞肺癌患者的存活率有相關性的基因被鑒別出來。Using multidisciplinary collaboration simulation, applying aeroelastic theory and method, structural modeling with fem was set up, structural dynamics and vibration mode were analyzed, and then problem of gust load alleviation for a large flexible wing was discussed
摘要利用多領域協同模擬技術，應用氣動彈性分析理論和方法，對柔性機冀進行結構有限元建模、動力學特性分析、固有振動分析，並針對垂直陣風載荷減緩進行討論。In this thesis, we have made some academic creations : we have used some new ways to evaluate the instant value of forward loans and made the credit transferring matrix, so we can evaluate the credit risks precisely ; we have pointed out the concepts of liquidity gaps and interest gaps, so we can evaluate this two kinds of risks ; we have found some ways to evaluate the risks of foreign exchange forward contract and interest rate swaps ; we have used var to make a model to evaluate the risks existing in the bonds investments, so we make it possible to control the risks of investment risks
本文在國內已有的相關課題的基礎上做出了一系列創新：通過對遠期貸款的當期估值以及對信用風險轉移矩陣的構建，實現了信用風險var值的測算；通過對流動性風險缺口與利率風險缺口的構建實現了對兩種風險的定量評估以及風險評級；通過對遠期外匯協議以及利率互換風險的評測，使表外業務的風險評估成為可能；用var方法測量了債券投資的風險，使商業銀行投資業務的風險程度得到了控制。Study work mainly is : part one, look back and look ahead the financial development history and present situation that derives market and the futuristic tendency, summarize domestic and international theory and method about venture capital investment, discuss establishment and develop the financial necessariness and important meaning of our country that derives market ; part two, establishthe relation between investment risk and the radom expectation effectiveness of investor ? verage stochastic dominance of asset profit ; part three, covari - ance matrix in mean - variance model is analysed with sensitivity analysis and fuzzy analysis ; part four, have looked back the concept of option, the price relation of option and black - scholes option price formula, have put forward option price formula of the discounted value of option present value ; part five, have looked back the financial concept and its classfication that financial derivatives risk, have summarized financial risk management theory, measured and assessed methods of financial derivatives risk
主要研究工作為：第一章，回顧和展望金融衍生市場的發展歷史、現狀和未來，綜述國內外關于風險投資的理論與方法，論述建立和發展我國金融衍生市場的必要性及重要意義；第二章，建立投資者的隨機期望效用與投資風險之間的關系? ?平均隨機占優；第三章，均值方差模型協方差矩陣的靈敏度分析與模糊分析；第四章，回顧了期權的概念、期權的價格關系和black - scholes期權定價公式，提出了歐式看漲期權價格的折現值所滿足的微分方程；第五章，回顧了金融衍生品風險的概念及其分類，總結了金融衍生品的風險管理理論和金融衍生品風險計量和評估方法。Based on the formers, this dissertation efficiently selects the face features abstracting using ica. with no decline of recognition rate, the feature dimension is reduced, so the course of recognition is accelerated. support vector machine pattern recognition method is based on vc dimension theory, adopting the srm principle and considering training error and the generalization ability, which has shown many special advantages in dealing with small samples, non - linear and pattern recognition in high dimension
本文採用基於矩陣s的人臉表示方法，將ica特徵選擇的概念和演算法用於人臉特徵的提取和優化，在不影響識別率的情況下，降低了特徵維數，提高了識別速度；支持向量機（ svm ）模式識別方法基於vc維理論，採用結構風險化原理，兼顧訓練誤差和泛化能力，在解決小樣本、非線性及高維模式識別問題中表現出許多特有的優勢；對于多類問題，介紹並採用了「一對一」的策略進行svm分類器設計；對于圖像預處理，詳細介紹了幾何歸一化的演算法步驟。And he was born the next of kin, the next of kin to the wayward wind
而他生下來就是它的近視，是這陣任性的風之近親。The direct solution for u ~ u and u ~ p form, the stagger solution for u ~ p form are compared in the convergency, stability and efficiency, from which it is concluded that the first solution used not widely before is characterized with weakly ill - conditioned stiffness and comparatively high efficiency. the finite element methods based on these three solving procedures are numerically implemented. the seabed soil under wave pressure with small amplitude can be viewed as elastic material
詳細比較廣義biot理論u u形式直接解法、 u p形式直接解法與交叉迭代法求解彈性、彈塑性問題的收斂性、穩定性與計算效率，認為以往較少應用的u u形式直接解法剛度陣病態性弱，求解效率高，更適合土工問題的數值模擬，小風浪作用下海床的動力響應特性可視為彈性的。Continuous and discrete gust responses of elastic missiles
彈性導彈的連續與離散陣風響應For a given matrix 0, when the real dispersion matrix varying within certain range, the glse ( the equation is abbreviated ) is the minimum risk estimator under a large class of loss functions, which implies the glse is a robust estimator with respect to dispersion matrix and loss functions
證明當協方差陣在一定范圍內變動時，廣義最小二乘估計在一大類損失函數下都是風險最小的估計；廣義最小二乘估計關于協方差陣和損失函數同時具有穩健性。Here the theoretical model of vav system is set up for the first time. besides, the transfer function matrix of the 5 inputs and the 5 outputs is established by combining the theoretical analysis with the data analysis of experiment. then the non - linear mathematical model of the five loops is delt with in two method : in the first method, taylor progression is applied near the working point of the system in order to make the volume of change between the output and the input become similar to a linear relationship. in the second mothed, the non - linear mathematical model realize linear by means of being devided into sections. the study shows that both the motheds are effective in dealing with the non - linear issue in vav system
本文首次建立了變風量空調系統的機理模型，並通過採用機理分析和實驗數據分析相結合的方法，建立了所研究的五輸入、五輸出的變風量空調系統的傳遞函數矩陣，並對這五個控制迴路的被控對象的非線性數學模型，採用兩種方法加以處理：第一種方法是在系統的工作點附近進行泰勒級數展開，使輸出的變化量與輸入的變化量之間呈現近似的線性關系；第二種方法是將非線性的數學模型進行分段線性化，即用分段線性化來逼近非線性化的模型。The author discusses the procedure of rac and some issues that should be attention - giving, study the guidelines to set rac degrade, brings forward the means to set risk code using weighted index. the procedure of pra, three - level risk profile and the manner to express the result of pra is also studied. to supplement safety analysis, the author studies risk management from the aspects of decision, control and organization
在風險評價方法方面，討論了風險評價指數法（ rac ）實施的步驟，研究了rac等級確定的原則，提出了用加權指數法來確定風險評價矩陣的方法；針對gjb900沒能很好地將定性和定量風險評價結合的問題，研究了概率風險評價（ pra ）實施的步驟、三級pra風險剖面和pra結果表達的方式等問題。分享友人