指數插值 的英文怎麼說

中文拼音 [zhǐshǔchāzhí]
指數插值 英文
exponential interpolation
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : 動詞1. (把細長或薄的東西放進、擠入、刺進或穿入; 插上; 插進) stick in; insert 2. (中間加進去; 加進中間去) interpose; insert
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. Through the above researches, such conclusions were drawn that in the course of fitting the semivariogram of the yearly annual mean rice water sensitivity index in yunnan, the fitting precision of ordinary kriging spherecial model is better than others ; range at the direction of 80. 5 degree is outstanding than others ; as for the precision of interpolation, ordinary kriging spherecial model is higher than others

    研究表明:雲南水稻多年平均水分敏感標變異函以普通克里金球狀模型擬合最優、 80 . 5度方向變程最大、模型以普通克里金球狀模型精度較高。
  2. The mendable canny operator based on the linear interpolation is used to pick up the edge of the pointer, the pointers ’ instructive direction is gotten via the circumference chord length detection method proposed by the article, then according to the central angle of pointer relative to the benchmark and conjunctive relation, the right reading is received the database information management system realizes the consumers ’ water fee management

    利用基於線性的canny運算元提取邊緣,通過本課題提出的圓周弦長灰度檢測法得到針的示方向,進而依據針相對于基準的圓心角和關聯關系正確讀據庫信息管理系統實現對用戶用水信息的管理,主要功能分三大模塊:一
  3. 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、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 。
  4. It fulfilled the transforming from point data to polygon data and created the field soil nutrient spatial distribution graphics using the different kinds of interpolation ways. it integrated soil test nutrition data, object yield obtained by historical crop yields of past years, fertilization model and expert knowledge to realize intelligent decision and make field fertilizer prescription. with the card ataflash, the prescription made by the system can be imported into the control computer of variable - rate fertilizer machinery and direct variable - rate controller to implement variable - rate fertilization

    系統實現了以下主要功能:應用不同的方法實現點狀信息向面狀信息的轉化,生成農田土壤養分空間分布圖;以土壤采樣測試分析據作為土壤背景養分,並根據歷史產量及其他信息分析確定施肥所要達到的目標產量,通過集成施肥模型和專家知識實現智能決策,生成田間定位施肥處方;然後用ataflash卡導入到變量施肥機械控制計算機上,導其田間變量作業。
  5. In detail, a class of cardinal orthogonal scaling functions, which are abbreviated as cosf, are constructed in the third section, and are proved that they have the properties of decay ; in the fourth section, the regularities of these cosf are studied in the generalized condition ; under the two special cases, the regularities and the decays of these cosf are discussed in the fifth and sixth sections, respectively

    具體為:第三節構造了一類正交基尺度函(簡稱cosf ) ,並證明它們具有衰減性;第四節調查了一般情況下這類cosf的光滑性;第五節、第六節分別討論了兩種情況下這類cosf的光滑性和衰減性。
  6. Parameters specify the subset as an offset in the input array, the number of elements in the array to convert, and whether to insert line breaks in the return value

    定作為輸入組中偏移量的子集、組中要轉換的元素以及是否在返回入分行符。
  7. This method is easy to implement and has no restriction on array geometry and sensor patterns ; three methods for the design of broadband frequency invariant beamformer are proposed, which are the method of resampling signals received by the array, the dft ( discrete fourier transform ) interpolation method and adaptive synthesis method, respectively. examples and performance analyses are given for each method ; a simplified linear constrained minimum variance broadband adaptive algorithm that based on dft interpolation method is presented. compared with conventional broadband adaptive algorithms, the presented method can reduce computation work greatly

    提出了一種簡單、易於實現的恆定束寬波束形成器設計方法,該方法對陣形和陣元向性沒有任何限制;分別提出了基於陣列接收據重采樣、基於dft和自適應綜合的三種具有頻率不變波束圖的寬帶波束形成器設計方法,對于每一種設計方法都給出了一個設計實例並做了性能分析;提出一種基於dft的簡化線性約束最小方差寬帶自適應陣列演算法,該方法可以大大降低自適應陣列的運算量。
  8. Nc machining requires " interpolation " algorithms that accurately and efficiently generate sequences of reference position, distributed according to a prescribed feedrate function, along the tool paths. this paper present a systematic derivation of the proper taylor series coefficients for variable feedrate interpolators. when the path is ph curves, detailed formulations for instances are presented where the feedrate v is specified as a constant, the function of the time t, the arc length s and the local curvature k

    對于nc加工要求演算法沿著刀具路徑準確、有效的生成參考點序列(根據預先定的速率函進行分佈)的實際工程需要,本文系統地推導了變速率運算元的泰勒系,給出了當路徑為ph曲線,速率v為常,及時間t 、弧長s 、曲率k的函時具體的運算元。
  9. An inductor constructed by layering the coil between layers of core material, the coil typica - lly consists of a bare metal material ( no insulation ), this technology is sonetimes refferred to as ” non - wirewound ”. the inductance value can be made larger by adding additional layers for a given spiral pattern

    一電感其線圈分佈在鐵芯材質的各層上,此種線圈常包含一裸露的金屬(非絕緣材料) ,這種技術有時亦叫做「非繞線式」 ,只要在既有的螺旋電路方式下,入額外的層,即可增加電感
  10. We propose a chaos - based generation of the random ppm - ps signals, design and implement a generator of the ppm - ps signals. we introduce an if sampling technique and simulate the performances of digital demodulation techniques of using hilbert filters, sine filters, bessel filters and poly - phase filters. the poly - phase filtering method can achieve the higher mirror - frequency rejection ratio by using the low order filters

    介紹了中頻采樣技術,並對希爾伯特濾波法、辛格內修正、貝賽爾函法及多相濾波法等字解調演算法進行了計算機模擬和性能比較,出多相濾波法能以較低的階實現較高的鏡頻抑制比。
  11. Studying on simplification algorithms of " points cloud " data, putting forward three kinds of simplification algorithms of " points cloud " data according to the point number of data set after simplification and the density of data set and the uniformation of curvature change at control point by b spline curve interporlation

    簡化「點雲」據演算法的研究,提出了按據集點的個、按據集點的密度閾和按b樣條曲線點處曲率變化是否均勻簡化「點雲」據的三種演算法。 3
  12. Performs linear interpolation between the second and third source arguments by a proportion specified in the first source argument

    按第一個源參定的比例,執行第二個源參和第三個源參之間的線性
  13. Specifies to insert a table column s default value, if any, instead of null when the data record lacks a value for the column

    如果列的據記錄缺少,則入用於代替null的表列的默認(如果有) 。
  14. Based on the model of divided form and inserted value, this paper analyzes the small wave commutation and divided form and then forms the repeated replacement arithmetic of the inserted value for the shanghai securities exponent tend on the newly - typed prediction

    摘要基於上證的分形模型,通過小波變換和分形分析,構造了新型的預測上證趨勢的迭代演算法。
  15. The sidelobe contaminatin index is determined by using variational methods. coordinate conversion with linear interpolation

    運用變分法來確定旁瓣污染,運用線性進行坐標轉換。
  16. Date integration technique was used to analyze the relationship between monthly mean daily clearness index kt and s, the ration of monthly mean daily sunshine duration to possible sunshine duration as well as that of monthly mean daily direct transmittance kb. based on data from 1957 to 2000, a series of kt and kb estimation models with different temporal and spatial scales were established. furthermore, the distributions of kt and kb from january to december in chongqing were mapped by kriging interpolation for long - term mean

    大氣輻射過程模擬通過晴空、直接透射率等綜合描述大氣對太陽輻射影響的參,採用重慶市及其周邊地區1957 - 2000年日射站觀測的月輻射資料和常規月氣象觀測資料,利用據集群技術,建立了不同時空尺度的太陽輻射估算模式;使用kriging法,完成了重慶市氣候平均狀況下各月晴空、直接透射率的空間制圖。
  17. Cubic spline interpolant in power exponent form was introduced, and its existence under the first boundary condition was proved

    摘要本文給出了三次樣條形式;在第一類邊界條件下,證明了其存在性。
  18. The thesis finds out the trend of the urbane land value fluctuation, and presents a reasonable prediction on the land value in three years " time on the base of the fact that the demands on land for different usages have been increasing since 1988 and the analysis of the relevant fluctuation diagrams which come from the basic land value in 13 metropolises and the historical indexes of it in hunan by the combinational ways of average insert and average output. while studying the way of keeping the land value balanced among different regions, the author analysis the basic land prices of 13 cities in a systematic classifying way and labels them with 4 levels according to their own characteristics. at the same time, the land values are measured by relevant index with the consideration about the economic situation in the whole society

    本文在研究湖南省13個設區城市的基準地價和歷年地價的基礎上,通過平均法與外法相結合的方法,求出各城市自1988年以來各年度各類用途土地的漲幅,在此基礎上擬合出地價趨勢模型,分析對應的變化曲線,根據各城市地價的時間分佈特徵對未來三年內的地價做出預測;本文在研究區域地價平衡時,首先採用系統聚類的方法對各城市的基準地價進行聚類分析,最終將13個城市按照其地價特點分成了4個層次;其次採用相關系度量各城市地價與其他社會經濟發展變化的相關性。
  19. Property is a number that indicates the insertion point within the string of text, with 0 being the left - most position

    屬性是一個字,它示在文本字元串內的入點,為0表示最左邊的位置。
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