過量函數 的英文怎麼說
中文拼音 [guòliánghánshǔ]
過量函數
英文
excess function- 過 : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 函 : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
- 數 : 數副詞(屢次) frequently; repeatedly
- 過量 : excessive; overdose; surfeit; excess; overmeasure; overage; bellyful
- 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
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The addition formula of spherical harmonics function of degree n and order 1 is derived using the relations between coordinate varieties after coordinate rotating and the property of the associated legendre polynomial. the relations among the magnetic vector potential, the modified magnetic vector potential and the second - order vector potential ( sovp ) are shown going forward one by one. it is explained that the solutions of electromagnetic fields in different coordinate systems can be transformed and an example having analytical solution is given
利用坐標旋轉后球坐標變量間的關系和連帶勒讓德多項式的性質推導得到了n次1階球諧函數的加法公式;以遞進的方式說明磁矢量位、修正磁矢量位與二階矢量位的關系,寫出了引入二階矢量位的過程;以時諧場矢量邊值問題為例,闡明了不同坐標系下電磁場解的相互轉化原理,給出了一個解析解的轉化例子;在球坐標下,引入了較球矢量波函數更普遍的兩類矢量函數,給出了其在球面上的正交關系。And finally, with hllc and lax - friedrichs type approximate riemann solver for discretising conservative equations and a nonconservative equation, a simple accurate and fully eulerian numerical method is presented. compared with the numerical results of hll scheme, the hllc scheme has a high resolution for shock waves and avoiding the nonphysical oscillation of the hll scheme
最後用lax ? friedrichs格式及hllc格式作為通量函數對守恆一維euler型方程組進行了離散,並將數值模擬結果和saurel的hll格式模擬結果進行了比較,發現:在兩相流數值模擬過程中,相對來說hllc格式對激波的解析度最高,結果最穩定,避免了hll格式在間斷處的非物理性數值振蕩。Journal of the royal statistical society, series b, 1977, 39 : 1 - 38
通過分析可知,這一結果等價于尋求兩空間中度量函數的bregman距離最小化。Based on the clustering property of the basis function of sparse coding, a basis function initialization method using fuzzy c mean algorithm is proposed to help the energy function of sparse coding to converge to a better local minimum for recognition. experimental results show that the classification and the sparseness of the features are both improved
經過模糊c均值聚類初始化后的基函數能夠讓稀疏編碼的能量函數收斂到一個更有利於識別的局部最小點,試驗結果表明特徵的分類性和稀疏性都得到了提高。Compared with the classical bp algorithm, robust adaptive bp algorithm possesses some advantages as following : ( 1 ) increasing the accuracy of the network training by means of using both the relative and absolute residual to adjust the weight values ; ( 2 ) improve the robustness and the network convergence rate through combining with the robust statistic technique by way of judging the values of the samples " relative residual to establish the energy function so that can suppress the effect on network training because of the samples with high noise disturbances ; ( 3 ) prevent entrapping into the local minima area and obtain the global optimal result owing to setting the learning rate to be the function of the errors and the error gradients when network is trained. the learning rate of the weights update change with the error values of the network adaptively so that can easily get rid of the disadvantage of the classical bp algorithm that is liable to entrap into the local minima areas
與基本bp演算法相比,本文提出的魯棒自適應bp演算法具有以下優點: ( 1 )與魯棒統計技術相結合,通過訓練樣本相對偏差的大小,確定不同訓練樣本對能量函數的貢獻,來抑制含高噪聲干擾樣本對網路訓練的不良影響,從而增強訓練的魯棒性,提高網路訓練的收斂速度; ( 2 )採用相對偏差和絕對偏差兩種偏差形式對權值進行調整,提高了網路的訓練精度; ( 3 )在採用梯度下降演算法對權值進行調整的基礎上,通過將學習速率設為訓練誤差及誤差梯度的特殊函數,使學習速率依賴于網路訓練時誤差瞬時的變化而自適應的改變,從而可以克服基本bp演算法容易陷入局部極小區域的弊端,使訓練過程能夠很快的「跳出」局部極小區域而達到全局最優。A necessary and sufficient condition with ergodic of 1 - order probability distribution function of stochastic process ( theorem 1 and corollary 1 ) and extended the general distribution theorem of stochastic variable under the case of weakly condition ( theorem2 ) are presented
摘要提出了隨機過程一階概率分佈函數具有遍歷性的一個充分必要條件(定理1和推論1 ) ,並在較弱條件下,對一般的關于隨機變量函數分佈定理作了進一步的推廣(定理2 ) 。The process control in an automatic control system is usually carried out by adjusting feedback of increments ; therefore, the electronic simulation of increment function can be used to study the performance of a system instead of practical system, the research expenses can be cut down and the hard and danger at the experimental site can be avoided
摘要自動控制系統中的過程式控制制,都是通過增量回饋調節實現的,因此,若將其增量函數直接進行電模擬,並以該電模型代替實際系統進行系統的性能研究,則能大量減少研究經費的投入和避免過多現場實驗可能造成的危害。The paper point out that the most important risk is the redeem risk in the management of the open - ended fund, so the fund manager can reply on the management of redeem risk to the liquidity risk. according to the specialty management in the liquidity risk of the open - ended fund, there are three aspects : the first is that the fund holder structure problem ; the second is the restriction of the fund investment object and the problem assets assignment
然後利用我國開放式基金的數據,通過granger因果關系檢驗得出了股票指數對開放式基金贖回風險有顯著影響的結論;由此構建出開放式基金的贖回資金量函數和流入資金量函數,並且得出相應的留存現金的決策模型和應對贖回風險的策略,並指出基金經理可以通過資產和負債兩個角度來對開放式基金進行流動性風險的管理。Under the light of energy function method, angle instability and voltage instability can be thought as different unstable mode, and be distinguished from each other by characteristic of uep
在能量函數法的思想下,功角穩定和電壓穩定的關系可以通過不穩定平衡點模式來研究,並由不穩定平衡點模式的不同而區分出兩者。The number density distribution of globular cluster in space will change with time due to the dynamic evolution, especially for those in the central region of the galaxy ; 5. for the power law initial cluster mass function, the peak value of the mass function after the dynamic evolution is sensitive to the lower limit of the initial mass function we adopt. the suggested value in this paper is - 104m, which is consistent with that reduced from the dynamical analyses for the giant molecular clouds
對于冪率的初始質量譜,球狀星團系統動力學演化后質量分佈的轉折點質量主要是由初始質量函數的質量下限決定的,最為適合的值為10 ~ 4m _ ;冪率的初始質量譜的譜指數對球狀星團系統動力學演化后質量分佈的轉折點質量也有影響,其最佳值為1 . 5 2 . 0 ;經過大約5gyr的動力學演化,冪率的初始質量譜就會演化成為高斯的對數質量分佈並具有在隨后的動力學演化中保持對數高斯形式質量分佈的特性。On the basis of the field data of water temperature, a new formula for estimating water temperature of river by using meteorological factors is put forward by using the method of least squares
摘要結合某流域水溫原型觀測資料,通過分析水溫與氣溫、太陽輻射、濕度和風速之間的相關關系,採用最小二乘法建立了水溫與氣溫、濕度和風速三者之間的多變量函數方程式,提出了一種利用氣象因子估算天然河道水溫的新公式。To machine the honeycomb sandwich, an interpolation method based on a rotary axis is also studied. with the round vector function and rotary movement group, a model of the error curved surface of the theoretical ellipsoid is set up to describe the actually measured surface
以圓矢量函數和回轉運動群為工具討論了曲面的誤差變換,利用理論橢球面的誤差曲面建立了實測曲面的數學模型,通過求解理論曲面的法線實現了實測曲面的等距計算和陰陽面數據轉換。A developed simple m - s model for image segmentation in geometric active contour model is presented based on intra - region similar and inter - region dissimilar properties. the model constructs an energy ( cost ) function, which is made of intra - region variations and weighting squares of subtraction of region mean values. using gradient - descent methods, the energy function is minimized and we get a curve evolution equation that segments image
基於區域內一致性加權區域間差異性構造能量函數,利用最陡梯度法使能量函數最小化,提出了一種改進的簡化mumford - shah ( m - s )圖像分割模型,該模型利用區域內方差描述區域內一致性,區域間平均灰度值之差的平方描述區域間差異性,實驗結果表明,通過調節加權系數,該模型對弱邊界圖像分割具有較強的適應性。Grants permissions on a table, view, table - valued function, stored procedure, extended stored procedure, scalar function, aggregate function, service queue, or synonym
授予對表、視圖、表值函數、存儲過程、擴展存儲過程、標量函數、聚合函數、服務隊列或同義詞的權限。Revokes permissions on a table, view, table - valued function, stored procedure, extended stored procedure, scalar function, aggregate function, service queue, or synonym
撤消對表、視圖、表值函數、存儲過程、擴展存儲過程、標量函數、聚合函數、服務隊列或同義詞的權限。These are the members of the object class : tables, views, table - valued functions, stored procedures, extended stored procedures, scalar functions, aggregate functions, service queues, and synonyms
Object類的成員包括:表、視圖、表值函數、存儲過程、擴展存儲過程、標量函數、聚合函數、服務隊列以及同義詞。They may get so long that they reach the threadlimit ( especially if you mix the order a lot, like first scripting a part of the scene that happens towards it ' s end and then a part that comes before it, since in that case the system wastes a lot of function calls looking backwards through the database searching for where to insert the new action ) and end without executing fully
它們可能長到達到邊界(特別是當你混合了很多命令,像最初的腳本一部分場景在它結束后發生並且一部分在它之前出現,因而在那種情況下,系統浪費了大量函數通過數據庫來搜尋以找出在哪插入新動作) ,並且沒有完全執行就結束。A novel method of content - based image segmentation using deformable template matching is proposed. a two - dimensional ( 2 - d ) deformable template based on orthogonal curves is built by pre - computing extensions of the deformable template along orthogonal curves and sampling the curves uniformly. then the definitions of internal and external energy functions are given according to the image segmentation problem, and genetic algorithm is used to obtain globally optimal solutions. the proposed method uses a lower - dimensional search space than conventional methods and reduces the sensitivity of the algorithm to initial placement of the template. experiments on real - world images and in simulations at low signal - to - noise ratio show the robustness and good performance of the method
本文提出一種採用可變形模板匹配技術進行基於內容的圖像分割演算法.通過預先計算出可變形模板沿著變形的正交曲線,並對模板曲線及正交曲線進行離散抽樣,建立一基於正交曲線的二維( 2 - d )可變形模板,針對圖像分割問題定義控制可變形模板進行變形的內、外部能量函數,本文採用遺傳演算法搜索能量函數最小的全局最優解.該新演算法比傳統的可變形模板匹配方法降低了搜索空間的維數,減少了演算法對模板初始位置的敏感.對實際圖像及模擬低信噪比圖像處理的結果表明,新演算法具有良好的分割精度及穩定性Though studying some formulas in theory of probability, we give the formula conditional probability in complete event set and a simplified formula for density ' s function in two random variables, they offer new methods in calculation
摘要通過對概率論中有關公式的研究,給出了全條件概率公式和二維隨機變量函數的密度函數的簡化計算公式,為其計算提供了新的方法。At last, the edge detection is turned into the minimization of the total energy through making a new energy function and adaptively adjusting the weighting parameter
4 )通過構造新的能量函數和自適應地調節參數因子,將邊緣檢測問題轉化為求解總能量最小的問題。分享友人