觀測指數 的英文怎麼說
中文拼音 [guāncèzhǐshǔ]
觀測指數
英文
observation index-
We describe the meaning of chaos > future idea of chaotic theory and influence on forecast ; introduce the character of chaotic time series, and point out the problem and shortage of the methods already existed computing character value which are fractal dimension and the largest lyapunov exponent and improve on it ; present the forecast principle of forecast method based on chaotic attractor, and point out the shortage of local field forecast method based on chaotic attractor and bring forward improved on methodo at the same time, we put forward a banausic algorithm and compare two models using practical example
論述了混飩的含義與混淪理論的未來觀及其對預測的影響；介紹了。混飩時間序列的特徵，指出了己有的計算分形維及最大李雅譜諾夫指數這兩個特徵量的方法存在的問題與不足，並對此進行了改進；給出了基於混飩吸引子的預測方法的預測原理，指出了常用的基於混燉吸引子預測的局域法的不足並給出了改進方法，同時，給出了其實用演算法，並用實例進行了比較。During a rare observation last weekend, cassini ' s cameras revealed a new ring at saturn and other spectacular sights, including wispy fingers of icy material stretching out tens of thousands of kilometers from enceladus and even an image of distant planet earth
在上周少有的觀測中，卡西尼的照相機顯示出土星的一個新環和其他一些壯觀景象，包括從土衛二伸展出的數萬千米細指狀冰物質以及回望地球的一張照片。Furthermore, the dq value ranges of profile multifarctal spectra in different landform types and in different directions of the same sections perform different properties and anisotrpies. it can be concluded that the landscape fractal properties depends closely on the int ensity, manner and inhomogenity of exogenic and inogenic processess, and with the properties, we can study quantatively the dynamic geomorphic process. by using the same methods just above, local fractal dimensions d, crossover length tc and the multifractal spectra dq - q of two large - scale landform profiles ( across and along tianshan mountain ranges respectively ) are calculated. the results show that in the studied scaling range the two profiles perform different scaling properties, and both of them can be divided to three evident different linear scaling subsections
不同類型地貌區二維地貌表面也表現出多度域分形特徵，而且隨著觀測尺度的增加，每個區間的分維值均表現為依次減小，表明外營力作用的影響逐漸被內營力作用所取代：不同類型地貌區在相應區間的分維值表現為高山區中低山區盆地區，體現了不同類型地貌表面粗糙性或復雜性的差異，因此分維值大小可作為地貌表面外營力侵蝕作用強度的重要指標：利用標度區的間斷點和各種地貌類型表面分維值或宏觀效應趨於一致，提出5 - 6km左右可作為地貌的宏觀臨界點，並且與利用地貌剖線研究所得到的5km這一數值是基本吻合的。In the research, a set of simulation equipment is developed to examine the drivers " static and dynamic fatigue. recur to the apparatus, contrast and control experiment are made among different ages, workload intension and workload factors group. the endings summarize as following : ( 1 ) driving sensation fatigue investigation ( investigation of psychological and physiologic index and contrast investigation of fatigue ) ; continuous driving load and discrete driving load investigation of fatigue
? ?門）駕駛疲勞平衡穩定性是通過在力檢測臺上描繪人體重心軌跡的方法，提出檢測駕駛員疲勞平衡穩定指數，在不同狀態下（傾斜度15 30 『以及閉目等狀態下）對不同負荷、不同年齡分別進行測試，建立駕駛疲勞客觀測試評價體系； n ）經實驗室研究與現場調查，通過對駕駛疲勞與駕駛時間、駕駛速度等關系的研究，提出了不同年齡、不同條件下的最大連續安全駕駛時間標準，日駕駛時間標準，最大安全行車速度標準等。Using the net assets per capital, the investment return rate, the t - m model, the h - m model, the single factor evaluating model which consists of the treynor index, the jensen index, the sharpe index and the square m index, we evaluate the performance of the twelve mutual funds. and we come to the following conclusions : ( 1 ) after the modification of the risk factor, our mutual funds in the recent one year outguess the market ; ( 2 ) better performance comes from the aid of the government, the improvement of the investment environment and the hard, smart work of the managers especially in the way of selecting some securities in the capital market. ( 3 ) though we make progress, there are still many problems which prevent the further development of our mutual funds such as the devise of the management fee and the characteristics of different funds, all of them divided into the subjective ones and the objective ones
通過使用投資基金單位凈資產和投資收益率指標、單因素整體績效評估模型，包括treynor指數、 jensen指數、 sharpe指數和業績的m ~ 2測度以及t - m 、 h - m模型對12隻樣本基金進行實證研究，實證研究表明： （ 1 ）經過風險調整后，在最近的一年中，我國證券投資基金的業績總體上優於市場基準組合； （ 2 ）基金業績的提高得益於管理層的重視、投資環境的改善和基金經理的經營，而基金經理的良好業績是通過一定的證券選擇來獲得的； （ 3 ）已成為證券市場上舉足輕重力量的基金在發展過程中雖然取得了一定的成績但其進一步發展還面臨著許多問題，有主觀存在的諸如管理費率的設定、基金風格方面的問題等等，也有客觀存在的諸如證券市場現階段的不完善等等，所以，我們應該抓住《證券投資基金法》問世帶給基金業發展的契機，大力促進證券投資基金規范發展，採取各種措施做大、做優和做強基金業。" the novelty value of our study is that we used waist - to - hip ratio which is a measure of abdominal obesity and not body mass index, which was used in previous studies, " she added in an interview
在一次訪談中她進一步說到： 「這個研究的創新性在於我們使用常用來測量腹部肥胖的腰臀比作為觀察指標，而沒有使用以前常用的體質指數On the base of i. acidophilus strains pb1 mixed with enterococcus strains m1, pb2, a30, a31, bifidobacteria pba and inf were added in the culture. the results suggested pba and inf were limited on the co - cultures, its indicated that pba and inf grew badly with other probiotics in vitro each mice were given 0. 5ml fermentative liquor of probiotics strains pbl + a30, pba, pb1, m1, pb1 + m1, pb1 + a30 for one month
將幾株體外性狀好的菌株pba 、 pb1 、 m1 、 pb1 + m1 、 pb1 + a30 ，每天以0 . 5ml每隻發酵液的量灌胃給正常小白鼠，時間30天，測定小鼠免疫器官指數和血清中細胞因子的變化，並觀察小鼠脾臟的變化。Abstract : the study of pingwu cattle the ecological factor of the main place of origin, its appearance, its body measurements and the comparison with other cattle breeds in sichuan, shows that, in body measurements, appearance, and body measurements index, pingwu cattle is different from other cattle breeds, it " s improved breeds draft cattle in the north - west mountain erea of sichuan, it has characteristics of draft and meat cattle
文摘:對平武黃牛主產區生態條件的調查、外貌的觀察和體尺的測定，與四川現有黃牛地方品種的比較分析，結果表明平武黃牛在體尺、外貌、體尺指數等方面有別于其它黃牛品種，是川西北山區良好的役用型黃牛種群，具有向役肉兼用型方向發展的優良特性。Variance index of the settlements of soft clay subgrade was inducted to analyze the asymmetry settlement rules under the influence of depth of fill, fill speed, geologic types of soft clay etc
利用這些觀測數據，引入路堤斷面中點和兩側坡腳地基表面3點沉降的方差這一統計學指標，詳細分析了地質結構，填築速率、填築高度以及硬殼層等因素對軟基不均勻沉降的影響，得到了一些有意義的結論。According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd ： yag激光器的發展狀況、主要特性及其應用，從四能級速率方程出發，推導了ld泵浦nd ： yag激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、結構型式和倍頻方法；其次，以空間相關的速率方程為基礎，提出了ld端面泵浦nd ： yag激光器的設計方法，給出了一定泵浦耦合方式下，振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據，以此為依據，設計了自聚焦透鏡耦合小功率ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光器的輸出功率和功率穩定性等特性進行了實驗研究；再次，在帶尾纖輸出的高功率ld泵浦nd ： yag激光腔內插入一隻空液晶盒，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦斑端面位置對激光輸出功率的影響規律，提出了ld端面泵浦nd ： yag激光位移傳感新方法，並進行了理論和實驗研究，研究結果表明：當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時，激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律，測量范圍和靈敏度依賴于泵浦功率，隨著泵浦功率的增加，測量范圍擴大，靈敏度提高，當端面泵浦功率為7 . 24w （最大輸出功率為1 . 926w ）時，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。We have collected a mass of stellar activity and rotation data of late - type stars. combining with the results of hipparcos satellite, we reserch the relation between stellar activity and rotation ( include rotation period and rossby number ), and discuss the distribution of stellar rotation period and the evolution of angle momentum of late - type stars
因此，我們收集了晚型恆星的色球和冕球活動的指數以及恆星自轉方面研究發表的大量的觀測資料並結合hipparcos衛星的觀測結果，對晚型恆星的磁活動與恆星自轉間的相關性進行細致的研究。In the end of this thesis five conclusions were put forward : ( 1 ) hydraulic condition can influence the stability of land slope in different aspects. ( 2 ) the weight of the land slope is the inner factors of land slope, but it ' s not the decisive factor of causing a landslide. ( 3 ) the parameter of anti - shearing strength ( c, ) is the key parameter on analyzing the stability of land slope
文章最後得出了五點結論： （一） 、降雨對邊坡穩定性的影響是多方面的； （二）滑體自重是產生滑坡的內在因素，但不是發生滑坡的決定因素； （三）滑面的抗剪強度指標（ c 、 ）是進行邊坡穩定性分析的關鍵指標； （四）通過對個舊卡房滑坡體的位移觀測數據的分析，找到了位移變化的一些規律； （五）臨滑預報工作在現實生活中尤為重要。Based on the new bond index, the return comovemnet between stock and bond markets is analyzed. the empirical results show that the returns of stock and bond markets interacts in the long run, and there exists a leading and lag relation between them. the month correlation between the return of stock and bond markets is time - varying, which can be described and predicted with some models
根據所編制的國債指數，本文實證分析了股票市場與債券市場之間收益率的聯動關系，發現股票市場收益率與債券市場收益率之間存在長期影響，股票市場收益率與債券市場收益率之間存在領先滯后關系，股票市場與債券市場收益率之間的月度相關性是時序變化的，可以用模型進行描述與預測，並分析了影響這種聯動關系的宏觀經濟因素。Aesthetic appearance is one of the most important criteria used by consumers in judging clothing wear performance. bagging is a kind of three - dimensional residual deformation that deteriorates garment appearance during wear and caused dissatisfaction. to understand the psychophysical mechanisms of fabric bagging perception, a method of subjectively evaluating this behavior is developed by using a series of photographs taken from bagged fabric samples. both ranking and rating scales are used as the psychological scales. the two scales are highly correlated with each other, but the rating scale provides more information than the ranking scales and can indicate perceived differences between fabrics. a linear relationship between subjective perceptions and measured residual bagging height shows that perception of fabric bagging follows stevens ? power law. residual bagging height contributes up to 94 % of the total variance in the perception of fabric bagging. the rest of the variation may be attributed to anistropic behavior during the bagging process
美觀是消費者日常服裝穿著功能中最重要的指標之一.起拱是一種外衣穿著中引起變化，令人不滿的三維殘余變形.一種主觀評價方法是從一系列起拱織物的照片來理解心理物理學規律，採用優劣排序等級和優劣評判等級兩種方法用於心理評價標度.這兩種等級互相間緊密相關，但評判等級比排序等級包含更多的信息，可以更好地區分出兩種織物間的差異.主觀評價結果與測量得到的殘余起拱高度之間線性相關，表明了織物起拱特性符合斯特藩指數定律.殘余起拱高度對織物起拱特性總方差的貢獻在94 %以上.其它可能是起拱時各向異性因素引起的The principle of the neural network models is different from that of the real - time running models. the latter is designed on the engine running, so the effect of the control strategy on engine performance can be observed clearly. while the former works out the solution directly from the testing data, avoiding the complex calculation procedure
神經網路模型與實時運轉模型的構成原理不同，實時模型以發動機運轉機理為設計依據，使于充分觀測控制策略對發動機各種性能指標的影響；而神經網路模型是根據己有的試驗數據進行直接推理，可避免大量的簡化、推導、求解過程，對于諸多機理繁復的發動機變量而言是一極佳的求解方案，因此就更全面的進行電控系統的調試評估考慮，兩種模型有著良好的互補性。The exponential reduced - order observers for nonlinear systems
非線性系統指數型降維觀測器設計Abstract : the design problem of reduced - order state observer for a class of multi - input multi - output ( mimo ) nonlinear time - varying systems is studied in this paper. a new design method of nonlinear reduced - order state observer is proposed, and the exponential convergence is proved for the proposed state observer. the observer has the characteristics of that the speed of convergence is adjustable. finally, an example is given to show that this approach is effective
文摘:研究一類多輸入多輸出（ mimo ）非線性時變系統的降維狀態觀測器設計問題.提出一種非線性降維狀態觀測器設計方案，並從理論上證明了狀態觀測誤差的指數收斂性.其中設計的降維狀態觀測器具有收斂速度可調的特性.最後給出了數值算例，模擬結果表明了本文方法的有效性According to the case that the macrocosmic system is nonlinear and lack of testing data, the improved forecasting methods are proposed such as fuzzy exponential smoothing forecasting, center approaching gray prediction and the local multiple regression fuzzy ( lmrf ) model based on takagi - sugeno fuzzy logical system. these improved methods are applied into the forecasting instances. the prediction accuracy of the stimulation result is testified and the improved forecasting methods are proved much better than conventional forecasting methods
本文從宏觀角度和基於區域交通流小樣本數據的實際情況，提出了改進的模糊指數平滑預測和中心逼近式灰色預測方法，建立了基於takagi - sugeno模糊邏輯推理的局部多元回歸模型（ lmrf模型） ，並進行了實例預測模擬，實例模擬結果表明改進的預測方法比傳統的預測方法精度提高了好多倍。Both gleason - index and g - f index of species diversity are used to quantify biodiversity ; data obtained based on global positioning system ( gps ) and geographic information system ( gis ) is used to calculate the area and number of patches of various categories so as to ecologically evaluate changes of the landscapes
本次研究採用gleason指數和g - f指數測度影響區的生物多樣性。在野外使用全球定位系統獲得資料的基礎上，再利用地理信息系統統計各拼塊的面積、數量等進行景觀生態評價。The team obsered significant decreases in glucose - insulin ratio and quantitatie insulin - sensitiity check index, and significant increases in baseline insulin and homeostasis model assessment
研究小組觀察發現，血糖-胰島素比率和定量胰島素敏感性檢測指數明顯下降，而基線胰島素和內環境穩態模型評估指數明顯升高。分享友人