linear a and linear b 中文意思是什麼

linear a and linear b 解釋
線形文字甲和乙
  • linear : adj. 1. 線的，直線的。2. 長度的。3. 【數學】一次的，線性的。4. 【動、植】線狀的；細長的。5. 由線條組成的，以線條為主的，強調線條的。
  • a : an 用在以母音音素開始的詞前〉 indefinite art 1 〈普通可數名詞第一次提到時，冠以不定冠詞主要表示類...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • b :
  1. We hold that the integrate effect consists of two parts : 1 + 1 > 2 and a + b = c, in terms of math : here x1, x2, . . . , xn : integrate units s : functions of new system what features an integrated system are subjective initiative, non - linear function, dynamic connection, sub - system uncertainty, selective competition. the basic factors of integration are integrate context, integrate units, integrate interface and environment, which form the integration condition respectively the basic integrate patterns covers point - to - point, pipeline and hub

    首先，深入探討了集成的內涵，即集成是指為了實現某一目標，在一定的集成環境中，若干集成單元動態地集合成一個泛邊界狀態的有機整體的過程，指出集成效應的數學解釋除了1 + 1 2外，還應該包括： a + b = c ，即若以x _ 1 ， x _ 2 ， … … ， x _ n代表集成單元， s代表集成后新系統的總功能，那麼其特徵有：主體行為性、功能非線性、關系動態性、單元泛化性、選擇競爭性；集成的基本要素包括集成背景、集成單元、集成界面和集成環境等四要素；基本模式有點到點模式、管線型模式和集線器型模式；基本條件有集成背景條件、集成單元條件、集成界面條件和集成環境條件。
  2. We make the following assumption for when 2 is positive definite matrix, different estimators about matrix of regression coefficients and inefficiency of least squares estimate have been discussed in many documents. considered 2 is nonnegative definite matrix, this thesis derives best linear unbiased estimate of parameter matrix b and estimable parameter function kbl under the meaning of matrix nonnegative definite and the property of maximum probability of blue is investigated. next, we discuss some necessary and sufficient conditions of the equality of the lse and blue, then we derive the estimation of the deviation bet - ween the least squares and the best linear unbias estimators of the mean matrix, meanwhile a relative efficiency of lse ofb is proposed and its bound is given

    當0時，眾多文獻討論了回歸系數陣的各種估計及lse的有效性，本文考慮了當0的情形，給出了回歸系數陣b及其可估參數函數kbl的在矩陣非負定意義下的最優估計（ blue ） ，研究了它的一個最大概率性質，並且討論了最小二乘估計成為最佳線性無偏估計的充分必要條件，在此基礎上給出了均值矩陣的最小二乘估計與blue的偏差估計，定義了lse相對于blue的一個相對效率，並給出了它的界。
  3. Specially, based on risk - metric and factor variables, the author discusses multi - factor asset pricing model. in theoretical analysis, the author attempts to release the assumption of index ' s random walk, proves a portfolio selection model suitable for the linear index level moreover, based on assets un - exchangeable, the author brings forward asset pricing models for b - shares, h - shares and non - circulated - shares. the author also brings forward multi - factor asset pricing model based on risk - metric indices, such as coefficient of beta, standard variance, standard semi - variance, average absolute deviation, value at risk, and factor variables, such as circulated market equity, exchange ratio, short - term historical return

    在理論分析時，作者嘗試放鬆指數水平滿足隨機遊走過程的假設，推導出指數水平呈線性趨勢的資產組合選擇模型；此外，作者基於資產不可交易這一假設，提出了b股、 h股和非流通股等情形的資產定價模型，並基於系數、標準差、標準半方差、平均絕對離差和風險價值等風險度量指標以及流通市值、換手率、短期歷史收益率等因素變量提出了四因素資產定價模型。
  4. Combining operation of new way of safety management in hengdaohezi branch of train affairs, the thesis explains some new methods, such as adding up of a hundred safety marks, check of joint liability and linear management, and analyzes thoroughly management information system of safety statistics for branch of train affairs in analysis on system demand, analysis on system structure and function, and analysis on system data and data process. in the system, data standard of two " two violation " accident of workers and leaders is classified into three levels a, b and c, which is convenient to computer management

    2 、結合橫道河子車務段安全管理新辦法的實施，論述了安全百分累計、連帶考核、線性管理辦法的基本思路和內容，從系統需求分析，系統組織結構與功能分析，系統數據與數據流程分析等方面，對車務段安全統計管理信息系統進行了詳細分析設計，將職工、幹部「兩違」事故數據標準分為a ， b ， c三類，便於使用微機管理。
  5. In the terms of interpolation, the image reconstructed from nearest interpolation or linear interpolation has good edge but serious noise ; reconstruction from 4 * 4cubic interpolation or three b - spline or three - order lagrange interpolations has better local character. 2 x 2cubic interpolations which has both better edge and local character is the ideal interpolation, the following is the basic principle during reconstruction : ( 1 ) the more width of interpolation, the more number of summation and the more order of interpolation polynomial, the higher of density resolution ; ( 2 ) the more of interpolation polynomial and width of interpolation, the more of reconstruction time simultaneously, aimed at eliminating the effects of noise contained in projection data, in this paper, author analysis cause and effects of common artifacts. importantly, discusses convolution back - projection reconstruction algorithm with a shift axis of rotation has been derived for correcting images that acquired with a divergence axis of rotation using the fan beam geometry with an angle - equaled detector

    在ct圖像重建時，選擇有限帶寬窗有較好的空間解析度，三角形窗有較好的密度解析度，選擇餘弦窗則使得空間解析度與密度解析度的折衷；從窗函數的頻譜角度來講，可以用於圖像重建的一個良好的卷積窗函數應該具備以下條件： （ ? ）小的3db帶寬b ，即最小的主瓣寬度； （ ? ）最小的旁瓣最大峰值a ； （ ? ）最大的旁瓣峰值衰減速度d ；就內插函數而言，臨近點內插與線性內插重建圖像噪聲大，但有較好的邊緣與細節； 4 4三次內插、三次b -樣條與四次拉格朗日多項式內插圖像平滑，局部特性較好。
  6. Electrocatalytic oxidation of glucose at the sensor is determinated with respect to solution ph, temperature and concentration of water - soluble mediator naphthol green b. under optimal conditions, the sensor displays a good linear response in the concentration range of 8. 0 + 10 - 4 mol / l - 3. 6 + 10 - 2 mol / l, and the detection limit is 5. 0 + 10 - 4 mol / l

    文中討論了溶解性媒介體萘酚綠b的濃度、溶液的ph值和溫度對該電極電流響應的影響。這一介體型葡萄糖傳感器在優化的實驗條件下，對葡萄糖表現出良好的響應特性，如響應快、重現性和穩定性好。
  7. Spline curves defined in the space constructed by polynomial and hyperbolic functions are studied in this paper. the main research contents and achievements are as follow : firstly, we generate the cardinal extended complete chebychevian ( ect ) - systems on the space constructed by polynomial and hyperbolic functions, then introduce the algebraic - hyperbolic b - spline space and identify the dimension law and zero properties. the existence of a basis of splines with minimal compact supports is demonstrated, and functions named non - uniform algebraic - hyperbolic b - splines are obtained by solving certain linear equations with a block matrix

    本文主要研究定義在多項式和雙曲函數構成的空間上的樣條曲線，其內容和完成結果如下:一、生成由多項式和雙曲函數構成的空間上的一組典範式ect （ extendedcompletechebychevian ）組及其對偶， ，證明非均勻代數雙曲b樣條空間的維數定理和零點定理，直接通過解塊矩陣線性方程組得到具有最小緊支撐的非均勻代數雙曲b樣條函數，進而構造非均勻代數雙曲b樣條曲線，還具體給出低階的表示
  8. Secondly, the effect of transverse deforming on the property of the wedge pressing was studied. the results showed that : the wedge pressing stock with the transverse deforming amount of 10 % acquired the best performance. the highest density got the biggest rate of slope while with the amount of 30 % the curve was more some special structure and performance as following : the large porosities was crushed into small or linear ones with the high - direction deformation amount of 20 % ; as the increasing of the high - direction deforming, the particles got a further deforming, the porosities got a further crushing, the small porosities were mergered by the large ones and the former then disappeared ; when the amound reached 60 %, the quantity of the porosities would obviously decrease which made the materials compact, the microstructure more uniform and the density and hardness curves more horizontal, the relative desity could reach 99. 7 %, the tensile strength b of the as - compacted samples reached 408mpa with the yield strength s teached 289mpa and the elongation percentage reached 13. 6 %. in addition, the microstructure of the wedge pressing stock under the pressing temperectureof 450 was uniform, the porosities and the boundries of the grains basically disappeared and the conjunction between particles was great

    採用雙向楔形壓制，大尺寸噴射沉積5a06鋁合金楔壓坯的組織和性能變化具有如下特點:當高向變形量為20 %時，大的孔洞變形破碎為小的孔洞，或呈線狀孔;隨著高向變形量的增加，顆粒進一步變形，孔洞進一步破碎，大孔「吞併」小孔，小孔塌陷並逐步消失;當高向變形量達到60 %時，孔洞量大為減少，材料基本緻密，組織趨于均勻，楔壓坯料的密度、硬度變化曲線接近水平線，坯料的相對密度達99 . 7 % ，抗拉強度_ b = 408mpa ，屈服強度_ （ 0 . 2 ） = 289mpa ，延伸率= 13 . 6 % ;對比其它的壓制溫度，在450楔形壓制的坯料組織均勻，孔洞及顆粒邊界基本消失，顆粒之間冶金結合良好。
  9. The methodology adopted by most existing cam / cnc systems, which uses huge amount of linear segments to approach the original shape and make linear interposition increases the cost of memory size and communication work of the cnc system tremendously. a new approach based on cubic polynomial and b spline interposition to rebuild the cam generated tool path under real time condition is presented in the paper. applications on cnc machine tools showed that the presented approach improves the machining accuracy and increases the cutting speed significantly

    目前大多數cam / cnc系統採用大量小直線段逼近原始曲線和直線插補的做法，只能獲得零階連續的走刀軌跡，逼近精度低，不能保證高速加工運動的平穩性，因而加工精度、光潔度和加工速度都難以提高；由小直線段構成的nc代碼數據量龐大，也增加了數控系統在內存容量和數據傳輸方面的成本。
  10. Abstract : in order to process signal in depth and to extract the fault feature from original signal in machinery diagnosis ， the graphical display algorithm that can keep the data length of wavelet transform results the same as that of original signal is used. the fault diagnosis of a bend axial piston pump via b - spline wavelet that has linear phase is provided. the results of study demonstrate that the new method has excellent feature and the weak fault signal can be extracted from the strong vibration background of the pump

    文摘:採用具有線性相位的b樣條小波，應用圖形顯示演算法並結合小波變換快速演算法將信號分解到不同的頻帶上，且分解結果和原信號長度保持一致，可對信號進行深層次的處理，克服了傳統的信號處理方法不易提取微弱信息的不足.通過對礦用斜軸式柱塞泵振動信號的分析，分離出了配流副磨損、球鉸松動、缸體及泵軸支撐軸承的故障特徵，為液壓泵的故障診斷提供了依據，並為信噪分離、微弱信號提取及設備的早期故障診斷提供了一條有效途徑
  11. Let h be an infinite dimensional complex hilbert space, b ( h ] the banach algebra of all bounded linear operators on h, and s ( h ) the space of all symmetric operators on h. let l be a real linear, weakly continuous rank one preserver of s ( h )

    設h是無限維復的hilbert空間， b （ h ）為h上的有界線性運算元全體組成的banach代數， s （ h ）為h上的對稱運算元全體
  12. The necessary and sufficient conditions for the existence of the - inverse of matrices over the complex fields and its expression are proved with the help of the generalized singular value decomposition. the linear equations apx = b are studied by using the - inverse of matrix a

    利用矩陣的廣義奇異值分解，給出了復數域上矩陣-逆存在的充要條件，利用矩陣-逆研究了矩陣方程apx = b 。
  13. Electrocatalytic oxidation of glucose at the electrode is evaluated with respect to temperature, solution ph and concentration of naphthol green b. a linear response of the sensor in the wide range of 1. 0 + 10 - 3 mol / l - 4. 0 + 10 - 2 mol / l glucose is observed

    M回內表現出較好的線性c第四章中第二部分是關于納米ag在以co川為電于媒介體的葡萄糖氧化酶生物傳感器中的應用研究。
  14. Based on the duncan - chang e - b model, which can simulate earth - rock dam ' s non - linear mechanics behavior well, the paper introduced the nature coordinate system to the stress space. in this way, hydrostatic stress and stress deviator were decomposed each other. therefore, a partial derivative formulation about displacement and parameter in finite element evaluation was derived in a closed form

    論文以能較好模擬土石壩非線性力學行為的duncan - change - b模型為基礎，通過引入應力空間下的自然坐標系，分解應力球量與應力偏量，從而導出一個在有限元計算中，位移對參數偏導數的閉合形式公式。
  15. First. for linear systems in more general divergent form stated in [ 1 ], we give a complete proof on the generation of an analytic semigroup for the linear system by verifying the general sufficient condition on the analytic semigroup ( (. a, b, ) is a - regular elliptic bvp ), which make up for the insufficiency in the existence of local solutions which was established by h. amann [ 2 ]. thus the h. amann ' s theory on local existence and global existence of ( 1 ) is valid for cross - diffusion system ( 1 )

    所以我們首先利用h . amann [ 1 ]中給出的關于解析半群的充分條件（ （ a ， b ， ， ， ）是正則橢圓初邊值問題） 。詳細的證明了（ 2 ）對應的線性方程組生成解析半群，從而說明了h . amann的局部解存在性和整體解存在性理論在散度型方程組（ 2 ）中也是成立的，這在一定程度上彌補了h . amann [ 2 ]中局部解存在性理論證明的不完善。
  16. The collection of all ect splines of order n forms a linear space called a space of ect splines, over which if each connection matrix is nonsingular, lower triangular and totally positive, there exist ect b splines having nonnegative, form a partition of unity, and minimal compact supports

    若每個關聯矩陣都是非奇異、下三角、全正的矩陣，則在ect樣條空間上存在非負的、歸一的和具有最小支撐的ectb樣條.由ectb樣條拓廣的ectb樣條曲線有許多類似於多項式b樣條曲線的性質
  17. The corresponding incident angle of the peak is called interference - spr angle, int - spr - the similar linear relationship betweenint - spr and the depth of bio - sensitive film, the refractive index of bio - sensitive film respectively compared with the resonant angle ospr. it shows that it is able to use interference - spr angle, int. spr as a indicator to monitor v ery s mall c hanges i n b iochemical s amples i nstead o f the r esonant a ngle four intelligentized spr instruments have been developed successfully

    干涉諧振角_ （ inl - spr ）在厚度d _ 3或者折射率n _ 3分別變化時，與變化的參量（ d _ 3或n _ 3 ）有著良好的線性關系，與spr諧振角_ （ spr ）的線性具有相同的量級，這說明有可能通過測定干涉諧振角_ （ inl - spr ）來檢測生物樣品的細微變化，從而提出了一種確定spr峰值移動的全新的方法。
  18. Using the general singular value decomposition of matrices, the necessary and sufficient conditions for the expressions for the centroskew symmetric solutions of the linear matrix equation a ( superscript t ) xa = b are established

    摘要利用矩陣的廣義奇異值分解，得到了線性矩陣方程a （上標t ） xa = b有中心斜對稱解的充分必要條件及其通解的表達式。
  19. In particular, its application to partial differential equation, which is concerned by more and more mathematicians, is a very active branch in mathematics research at present. for example, the calderon - zygmund operators of the third era and t ( 1 ), t ( b ) theorem offer the theoretic base of potential method to solve a class of elliptic boundary problems in non smooth domains [ 46 ] ; on the other hand, the lp - lq estimates and space - time estimates of the linear evolution equations offer the nonlinear evolution equations new work spaces, which is established by the estimates of oscillatory integral and potential

    例如第三代calderon - zygmund運算元及t （ 1 ） ， t （ b ）定理，對于非光滑區域上的一類橢圓邊值問題，提供了用位勢求解的理論基礎[ 46 ] ；又如以振蕩積分估計及位勢估計為基礎，建立線性發展方程的l ~ p - l ~ q估計以及相應的時空估計，為研究發展型方程提供了新的工作空間，這方面的工作參見t
  20. The main research of this paper includes four parts : a. analyzing the sampling methods for testing the large - scale corpus segmentation and using isodata clustering method to sort the corpus ; b. presenting the mode configuration of corpus ; c. analyzing the measurement formula for the similarity of samples, and adopting a new measurement formula, in which the distance of the sample vector and the linear correlation between the components of the sample vector are taken into consideration comprehensively ; d. presenting evaluation function of the result

    研究聚類中的樣本相似性度量公式，採用改進的絕對值法計算。該公式既能反映樣本向量間的距離，又能反應樣本向量各分量之間的相關性； d給出聚類結果的評價函數，根據該評價函數可以實現對聚類參數的有益指導，在聚類結束時還可根據評價函數值直接求得聚類所帶來的增益。
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