積分插值法 的英文怎麼說

中文拼音 [fēnchāzhí]
積分插值法 英文
integro-interpolation method
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 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
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 積分 : 1. [數學] integral; integrate; integration 2. [體育] (積累的分數) accumulate points
  1. Sequentially, the author discussed the technologies of medical image 3d visualization according to the clinical applications. with the development of computer, 3d visualization and computer graphics, the 3d visualization of medical images has progressed from fourier transform and convolve inverse projection to mpr ( multi - planar reformation, mpr ) and mtp ( maximum intensity projection, mtp ), nowadays, the real 3d reconstruction method, surface and volume rendering has risen. the image registering, image segmentation, pixel data set construction and 3d special interpolation are the key technologies in medical images 3d reconstruction

    隨著計算機技術、三維可視化理論和計算機圖形學的發展,醫學圖像的三維可視化技術也從傅立葉變換、卷反投影等基本圖像處理演算,發展到真正的三維重建演算:面繪制和體繪制;醫學圖像的三維可視化技術的應用也從三維醫學成像發展到虛擬內窺鏡,以及今天的虛擬可視化人體研究;而圖像的配準、圖像割、體數據集的構建、三維空間則是醫學圖像三維可視化實現過程中的關鍵技術環節。
  2. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen )等人提出的統計方,用垂向上砂體密度的界限來推測砂體側向連通情況;根據每口井的測井解釋資料,利用克里金對外間進行,得到了一組反映儲層特徵在平面上變化的參數,包括儲層厚度佈、孔隙度以及滲透率,並且成圖;利用變差函數,通過球狀函數模擬,確定儲層優勢滲透率方向:根據流動單元,以儲能系數、容系數以及凈毛厚度比三個參數為依據,通過聚類析方進行流動單元劃,並且按照參數特徵將其為五類,統計各砂層有利流動單元區塊。
  3. The paper applies sdm in drawing the map of pollution areas. by synthesizing contaminated factor, saturated esdd and damp factor in pollution areas, the equal saturated esdd is presented. the isopleth map for equal saturated esdd is drawn by grid method based on kriging regression, and the isopleth map is regarded as the map of pollution areas

    通過將影響污區佈的污因素、鹽密指標、濕潤因素這三種因素綜合為等效鹽密,運用克里金實現等效鹽密的,最終通過網格繪制等線圖實現了電網污區布圖計算機自動繪制。
  4. By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion

    由此得出結論,在非線性磁場計算中:採用迭代的情況下,在各迭代循環之間進行磁導率修正時,一個欠鬆弛迭代過程是必需的;對永磁體中的等效電流修正時可以不作欠鬆弛迭代;在純鐵的磁化曲線上指定某一個固定的磁感應強度為磁飽和,會使得求出的磁導率在該磁飽和附近有一突變,這一突變對計算結果中磁場佈變化的光滑性稍有影響。在微波管磁系統設計中,由於微波管磁路比較復雜,作者認為磁體的工作點並不能很好地反映磁體的工作狀態,而採用平均磁能為衡量磁體工作狀態的標準更加符合微波管磁系統的實際情況;要表示磁系統設計好壞的程度,則用磁能利用的效率為標準更好。
  5. This paper simulates the effect of voltage fluctuation inspection through the tool of matlab. and proves the filters ' s stability. in the part of self - checkout, pi ( proportional integral ) control arithmetic is put forward to check the gain k and the calculated results show the method ' s effectiveness. then many comparements toward pst are done in different realization methods such as different interpolation points classification number and sample frequency. though simulation and calculation we can see the designed flicermeter can meet our country ' s standands

    文中利用matlab對電壓波動的檢測效果進行了模擬;並對涉及到的濾波器的穩定性做了證明;在自校驗部提出了將pi (比例、)演算用於數字濾波器增益k的確定,取得了不錯的效果;然後別從取不同點、不同級數和不同采樣頻率這幾個方面出發,對計算出的p _ ( st )進行了比較。
  6. The integral method via a scaling and squaring algorithm with the pade approximation is presented. the three - stage lobatto iii a formula is applied to structural dynamic time history analysis. and the three - stage lobatto a formula to use hermite third order interpolations to solve interpolating middle input between two boundary points is present, which provides more accurate solutions

    提出了基於自適應變尺度pad函數逼近的精細;建立基於lobatto a一階代數微方程邊界問題數求解技術求解結構動力學問題的時程析方,提出了中間點hermite三次lobatto a數逐步時程析方
  7. A new step - by - step integral procedure of dynamics equations is presented. the general expression of the solution of dynamics equations is obtained on the basis of the homogenous analytical solutions of dynamics equations and duhamel integration. the explicit analytical integration algorithm, which is characterized by fourth - order accuracy, self - starting and self - correcting, is employed to discretize the equivalent load terms

    另外提出了求解動力學方程的一個新型的逐步,基於線性動力學方程的解析齊次解及duhamel,構造出適用於非線性動力學方程解的一般表達式,對包含非線性項的非齊次項採用近似的方,得到一個單步顯式、自起步、預測校正具有四階精度的解析逐步演算
  8. Through the bonding tests and the theory analysis between the advanced composite glass sheets and the concrete under the general load - carrying condition, the iterative load - carrying condition, the freeze - thaw action, and the defective bonding, the calculative model has been established, and the numerical value of fibre sheet strain under different load - carrying has been confirmed. the bond strength calculative expressions for the concrete bonded with glass fibre sheet under the pull - shear and the bend load - carrying conditions have been established. the author put forward the decreasing coefficient and the calculative expressions for the influence of reinforce effect by the non - effective area and the calculative expressions for the influence of the freeze - thaw action on the carrying capacity of the concrete beams

    本文採用美國泰扶高強復合玻璃纖維布以及與之性能相當、由南京玻璃纖維研究院自行研製開發的egfw430型玻璃纖維布兩種材料,通過在靜載、重復荷載、凍融及有缺陷粘結條件下的高強玻璃纖維布與混凝土粘結性能的試驗研究與理論析,建立了玻璃纖維布-混凝土的粘結計算模型,明確了不同受力狀態下纖維布應變的設計取,提出了玻璃纖維布-混凝土抗剪粘結強度的計算公式;確定了考慮非有效粘貼面對加固效果影響的折減系數;給出了凍融循環次數引起承載力下降的計算方;並驗證了重復荷載作用下玻璃纖維布與混凝土良好的粘結性能。
  9. Some valuable conclusions are summarized by theoretical analysis and simulation experiments : from the side of signal processing, pulse jamming can be deleted by the method of time - domain sliding window accumulation and can be restored by interpolative prediction. ; gauss white nose can be attenuated while jamming disperse point - target by the method of time - frequency analysis in time - frequency domain. ; radio frequency noise jamming can be deleted by the method of average range frequency spectrum and notching in frequency domain

    通過大量的理論析和模擬實驗,得到了一批具有一定價的結論:從信號處理的角度出發,對于脈沖式干擾,能夠運用時域滑動窗口累的方去掉,並且通過預測得到較好的恢復;對于高斯白噪聲干擾,在時頻變換域內應用時頻析方可減小其對散點目標的干擾;對于射頻噪聲,通過平均距離頻頻和頻域陷波的方可以去掉;從改變合成孔徑雷達系統角度出發,類似雙基地雷達能夠避免各種干擾,對發射信號進行調幅,調相以及改變調頻斜率都是較好的抗干擾方
  10. Finally, a tensor product space is constructed, in which exists reproducing kernel. the explicit representation of the best interpolation

    這為尋找二維公式,用以計算重提供一定的方
  11. By means of the precise integration method with lagrangian interpolation the trajectory of the shaft center, the poincare mapping and the bifurcation graphs are numerically given. the results predicted by the floquet theory are checked and the long - term dynamic behavior of the system is predicted. it is shown that the system has rich nonlinear behaviors at some m combination of the four parameters, for examples, multi - frequency subharmonic resonance, as well as chaos phenomenon from doubling bifurcation and twice hopf bifurcation

    通過lagrange精細給出系統的軸心軌跡圖、 poincar映射圖、叉圖,檢驗floquet理論預測結果並預測系統的長期性態,顯示系統在四個參數組合的某些范圍內具有豐富的非線性特性,還存在多形式次諧波解,以及由倍周期叉、二次hopf叉通往混沌的現象。
  12. Via starting and stopping air compressor, it can make the ice of evaporator melt. this controlling system can display the temperature of railway carriage, control temperature with multi - grade setting and modify controlling parameters on line. the algorithm of fuzzy controller is revising factor ( a ) consulted on line fuzzy control with integral link

    模糊控制演算採用帶有環節的修正因子在線的模糊控制,控制系統的輸入為車廂溫度與設定的偏差和偏差的變化率,輸出為與溫度門開口角度相關的占空比可調的脈沖的占空比參數,均採用正態模糊數模型。
  13. By means of an integral expression of non - linear dynamics equation an explicit precise integration algorithm with four order accuracy and self - correct and self - starting to solve this equation is given. this method is adapted to solve the non - conservative system with multi - dof and strong nonlinear. the non - linear dynamic equations are divided into some blocks or groups

    給出了求解非線性動力學方程的精細表達式,利用近似該方程的非線性項,得到一個具有四階精度並且是單步顯式、自起步、預測-校正的lagrange (或hermite )精細演算,適于強非線性、非保守系統。
  14. There are many papers ( cf [ l ] - [ 3 ] ) have studied the method and error estimate for boundary integeral equation and elliptic boundary value problems, and obtain some superconvergent results by varied post - processings such as interpolation, average and extrapolation etc. in this paper, we mainly study the galerkin solution for first - kind boundary integeral equation and elliptic boundary value preblem. further more we can obtain superconvergence results by ( l _ ( 2 ) project ion ) least - squares processing for derivative of elliptic boundary value problems

    對于邊界方程與橢圓邊問題的解及誤差估計已有很多文章(參[ 1 ] - [ 3 ] )研究,並且通過各種后處理如、平均、外推等得到一系列的超收斂結果,本文則著重探討一型邊界方程galerkin解通過l ~ 2投影(最小二乘)運算元處理后以及橢圓邊問題的導數進行l ~ 2投影(最小二乘)處理后可獲得超收斂結果。
  15. Namely, the volumetric - scan data of two weather radars are applied after they are projected onto a predetermined co - plane by an interpolation. to some extent, the technique settles the difficulty that the time and the space are not accordant by using two weather radars in volumetric - scan

    為了便於析比較雙雷達聯合探測資料,使用了一種共面投影技術,即將雙雷達聯合探測的體掃描資料利用某種到某一共面上。
  16. To obtain the fast matrix - vector multiplication algorithm, we approximate the kernel function with piece - wise polynomial and get the approximate coefficient matrix a using the approximate kernel function. let n be the number of quadrature points and k2 be the number of interpolating knots at each subdomain. it is proved that the construction of a and the matrix - vector multiplication ax require o ( nk ) operations respectively

    我們利用對核函數進行片多項式逼近得到適用於快速方的近似系數矩陣a :矩陣a的計算和矩陣-向量相乘ax各需要o ( nk )次運算,存貯a需要佔用o ( nk )內存,其中n為節點的個數, k ~ 2為每個小區域的節點數。
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