連續變數 的英文怎麼說

中文拼音 [liánxùbiànshǔ]
連續變數 英文
continuous variable
  • 連 : Ⅰ動詞1 （連接） link; join; connect 2 （連累） involve （in trouble）; implicate 3 [方言] （縫） ...
  • 續 : Ⅰ形容詞（連接不斷） continuous; successive Ⅱ動詞1 （接在原有的后頭） continue; extend; join 2 （...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 連續 : continuation; succession; series; continuity; continuing; running; continuous; successive; contin...
  1. Then, we investigated the epistasis of gas using walsh - schema transform, and further evaluated the epistasis order for the < wp = 5 > continuous function optimization problems

    利用walsh模式變換對遺傳演算法基因關聯問題進行了分析，並對連續函數優化問題的基因關聯階數進行了估計。
  2. Varieties of flowering colors present cline. specially, variations of flowering colors within puer population are many and varied. longs and widths of perianths as well as longs of stamens are continuous variation of quantitative characters

    結果表明：居群內各種形態性狀都具有豐富的多態性，居群間具有明顯的多型性；花色呈梯度變異，特別是普洱居群花色變異式樣最豐富；花被片的長與寬和雄蕊的長度是數量性狀的連續變異。
  3. With parametric design theory, cylinder models can be parametrically designed in adams, the positions of which can change continuously, then the suitable cylinder position was selected according to the simulation results

    利用參數化設計理論，通過adams中重新對搖擺臺縱、橫搖液壓缸進行參數化建模，有效地實現了液壓缸位置的連續變化。
  4. Based on the " size " of the set of perturbed minimal points in the variational principle, the differentiability of lower semicontinuous functions is examined by means of approximation of the infconvolution sequence

    摘要通過函數的下卷積函數列的逼近方法，在變分原理中從擾動最小值點集的「大小」入手，研究了下半連續函數的可微性。
  5. Rapeseed dynamics model of each individual organ partitioning indices with development process was established on the basis of a great amount of experimental data, in which these indices were regulated by the harvest index as genetic parameter

    摘要在大量試驗資料的分析與處理的基礎上，建立了油菜一生中各器官干物質分配指數隨生育進程連續變化的動態模型。
  6. This isi series oscillation has following characters : ( 1 ) long term cycle duration, whose duration of most oscillations ranged from 3 0 - 120ms, so we called it slow wave oscillation ; ( 2 ) large amplitude of oscillation, the minimum isi is about 2ms while the maximum is beyond 40ms, which suggested that the firing frequency vary from several tens to hundred hz ; ( 3 ) abrupt turn always occurs during the continuous change in isi, this turn is called inflexion temporarily

    該振蕩波有下述特徵： （ 1 ）振蕩周期較長，多數在30 ? 120s范圍，故稱慢波振蕩； （ 2 ）振蕩幅度較大，其isi振蕩最小值在zms左右，最大值可達40ms ，表明放電頻率可在幾十到幾百k范圍內變動； （ 3 ）在isi連續變化過程中往往出現突然轉折，暫稱其為拐點。
  7. The property of continuous function and the formula of probability addition to the convergence in probability of continuous function sequence of random vector is used

    摘要將依概率收斂的一維隨機變量序列的連續函數仍依概率收斂的結論推廣到隨機向量序列的情形。
  8. In some time - critical situation, continuous ssi is computation bottleneck of some solid modeling system. conventional approach for solving continuous ssi often uses intersection algorithm iteratively without taking the characteristic of the surface into account to simplify computation. the dissertation analyzes the intersect curve structure of continue surface, from the point of intersect curve ' s evolution, it describes the relationship between topology of offset surface intersect curve and topology transmit point ( ttp )

    等距曲面和運動曲面在cad cam領域中有著重要的應用，在一些時間敏感場合例如數控加工動態模擬，等距曲面和運動曲面等連續變化曲面求交運算已成為這些系統的計算瓶頸，連續變化曲面求交問題的通常解法是採用曲面求交演算法反復迭代計算交線，沒有考慮連續變化曲面交線之間的相似性進行求交簡化，效率上一直不能有很大的提高。
  9. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行器軌道機動過程中，為跟蹤、定位機動目標和干預機動控制過程，需要統計處理離散的雷達觀測量實時估計推進發動機的推力，進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型，推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量，應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力
  10. The main researches are the following : on the basis of. in - depth understanding of space - time concepts and change types, analyzing existing temporal conceptual models, a event - based temporal model and a process - based temporal model have been developed. combining the two temporal models with field - based spatial model and object - based spatial model directly leads to four spatiotemporal conceptual models, which are field - event spatiotemporal conceptual model, field - process spatiotemporal conceptual model, object - event spatiotemporal conceptual model, and object - process spatiotemporal conceptual model

    在討論了各種時空變化類型后，論文對已有時間概念模型進行了分析，提出時空數據建模的基本目標是表達時空變化，並就此提出根據表達離散變化和連續變化的需要，時間概念模型可分為基於事件和基於過程的模型，並結合基於場的和基於對象的空間概念模型，提出時空概念模型可劃分為四種：場事件時空概念模型，場過程時空概念模型，對象事件時空概念模型，對象過程時空概念模型。
  11. Compared with the similar research results, the weighted control ic here has the following characteristics : ( 1 ) the circuit structure is simpler ; ( 2 ) the chip ' s fabrication is compatible with standard cmos process ; ( 3 ) n - mosfets with high w / l ratio and short channels are used for weighting and output to reduce the insertion loss ; ( 4 ) the weighting factor varies in a relatively wide range with the controlling signals ; ( 5 ) input and output impedance approach 50 in low frequency ( e. g. 50mhz ), while in higher frequency they slightly deviate from 50, hence the energy reflection lower than 0. 1 ; ( 6 ) it completes the functions of sampling, weighting, controlling and summing of high frequency analog signals

    它的加權控制電路與已報道的相關電路相比具有如下特點：電路結構簡單；製造工藝與普通cmos工藝兼容：短溝道，高寬長比的nmos晶體管具有低的通導電阻，將其作為加權、輸出器件可降低由電路引起的插入損耗；改變加權信號，可實現權值在較大范圍內的連續變化；輸入、輸出阻抗在低頻（如50mhz ）下接近50 ，而在高頻下略有偏離50 ，但反射系數均低於0 . 1 ；實現了對高頻信號的取樣、加權、控制、疊加功能的迭加。
  12. On the basis of displacement - time series of the slope, a nonlinear dynamic model is set up according to backus generalized linear inversion theory in this paper. due to the equivalence beween autonomous gradient system and catastrophe model, a standard cusp catastrophe model can be obtained through variable substitution. the method is used in analysis of displacement data of huangci landslide and wolongsi landslide and in understanding how slopes evolve before sliding. the result shows that the nonlinear dynamic model can make satisfactory prediction result. is it most important that there is a sudden fall of d, which indicates the occurrence of catastrophe ( when d = 0 )

    研究表明，滑坡變形失穩過程具有混沌和分維特性，可以用分形理論來研究滑坡預測問題，基於對任一連續函數，至少在較小的鄰域內可以用多項式任意逼近的數學理論，運用改進的backus廣義線性反演理論，以斜坡位移時間序列為基礎，反演了斜坡演化的非線性動力學模型。並利用自治梯度系統與突變模型的等價性，通過變量代換得到標準的尖點突變模型。
  13. The literal text is simply copied into this descriptor unaltered while the ' % ' directives are used to convert successive arguments from the trailing list

    當字面量文本中出現" % "指示時，只是簡單不變的把尾隨參數列表中的連續參數拷貝到字面量文本中。
  14. After contrasting and analyzing the two common used measure method of discontinuity, a modified method that is elaborate method of joint surveying is put forward for the first time. rational method to get spacing of joints is researched utilizing lots of statistical results. according to the theory of minimal valid length of scanline, 5m is chose as appropriate statistical section length to obtain the successive values of those indices indicating rock mass structure, they are spacing, number and total length of joint

    本文在對比分析目前兩種常用的結構面測量方法優缺點基礎上，首次提出了一種改進的結構面測量方法?節理詳細精測法，並利用大量的統計結果，研究合理的間距取值方法，根據間距無偏差測量的最小有效測線長度理論，選擇5m作為統計區間長度，獲得了節理間距、條數、總長度隨洞深的連續變化值。
  15. In the new method the uncertainty of the system to be controlled is normalized firstly, and then the partition of unity that is subordinated to a open covering of state variables compact set is constructed, and the approximation is realized by using its property that can approximate nonlinear continuous function with arbitrary precision, then the decentralized adaptive robust controller of complex systems and adaptive laws of approximate parameter estimation are designed

    該方法首先對被控系統中的不確定性進行歸一化處理，進而構造出從屬于狀態變量的緊致域的一組開覆蓋的單位分解，利用其具有以任意精度逼近非線性連續函數的性質，實現了對被控系統不確定性的近似逼近，然後設計了復雜系統的分散魯棒控制器和參數估計的自適應律，並證明了這種控制器使被控系統的狀態及參數估計誤差一致終極有界。
  16. Single exponent smoothness model fully embodies the characters of trend and cycle of the continuous varying power load, but it can not think about the effect of the weather elements carefully

    一次指數平滑模型充分體現了負荷連續變化的趨勢性和周期性，但是沒有詳細考慮天氣因素對負荷的影響。
  17. The computational results of strong scintillation with weak turbulence but long propagation length indicate that the number of branch points in distorted optical field has a tendency to saturation

    另外，通過對湍流較弱但傳輸路徑較長的強閃爍條件下畸變光場中出現的相位不連續點數目的計算發現，當湍流效應達到一定程度時，相位不連續點的數目有達到飽和的趨勢。
  18. According to the gas and geology theories, the space changing rule of basic parameters reflecting gas in coal bed can be regarded as a continuous function closely related to geology condition

    摘要從瓦斯地質學的觀點出發，將反映煤層瓦斯基本參數的空間變化規律看做是與其賦存地質條件密切相關的連續函數。
  19. And the effect of the work order of the two propellant units to the performance of the trajectory and the matching conditions to obtain the theoretical optimum trajectory is discussed too. according to the ballistic speciality of a hybrid base - bleed - rocket extended - range projectile during base - bleed and rocket work, its physical parameter is non - constant, such as its mass position of mass centre polar and equatorial moment of inertia. after a mulriple ballistic model of constant physical parameter is established, a mulriple ballistic model of continuous and non - continuous physical parameter is educed and the program is compiled, the theoretical tool is constructed to study othe other pivotal technology of a hybrid base - bleed - rocket extended - range projectile

    本文根據底排?火箭復合增程彈其底排燃減阻和火箭助推階段的質量、質心位置、轉動慣量等結構特徵參量變化的彈道特徵，在建立底排?火箭復合增程彈結構特徵參量為不變常量的多元彈道計算模型基礎上，導出了結構特徵參量為連續變化量和非連續變化量的底排?火箭復合增程彈多元彈道計算模型，編制了相應的計算機數值分析程序，構建了研究底排?火箭復合增程彈其它關鍵技術的理論工具。
  20. Chapter 2 : the beam propagation of x - ray in an inhomogeneous plasma with a continuous varied refractive index is studied. we emphasize, theoretically and numerically, on the analysis of the effect of refractive index gradient on the beam parameters

    第二章：研究了x射線激光光束在折射率連續變化的非均勻等離子體介質中的傳播，從理論和數值模擬上著重討論了折射率梯度效應對光束參數的影響。
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