運算元 的英文怎麼說
中文拼音 [yùnsuànyuán]
運算元
英文
operator -
For a class of quadratic finite element diseretization systems of an elliptic boundary problem with jump coefficients under the unstructured quadrilateral grids, we are concerned with two kinds of quadratic lagrangian finite element equations, by analyzing the relationship between the linear finite element and quadratic finite element basis functions, a hew amg method is designed
摘要針對一類帶間斷系數的橢圓邊值問題，在非結構四邊形剖分下，討論了兩種二次拉格朗日有限元方程的代數多重網格法，通過利用雙線性元和二次元基函數之間的表示關系，給出了一種新的網格粗化演算法和構造提升運算元的代數途徑。By two ways, this paper debates the theory of fracture detection : on one hand by the way of edge detection in image processing ; on the other hand by time series analysis. the detection by time series analysis is more antinoise than edge detection in image processing. edge detection theory in image processing mainly includes correlation data, fuzzy edge detection, entropy operator edge detection and gradient edge detection
圖像處理中的邊緣檢測的方法主要包括相干數據體法、模糊邊緣檢測法、基於熵運算元的邊緣檢測法、梯度邊緣檢測法；其中模糊邊緣檢測法比較依賴于參數的選擇，其渡越點兩邊的像素區別明顯；熵運算元的檢測方法則是檢測的圖像邊緣比較光滑，連通性好；梯度檢測法可以使用不同的運算元核，演算法比較簡單；相干數據體對于總體的大的裂縫的分佈具有比較奸的反應。This algorithm combines the advantages of barnard, which has good tolerance for the intensity of the illumination and contrast, and the advantages of log, which has good tolerance for the noise
該演算法結合了barnard特徵對光照度和對比度不敏感的優點和log運算元對噪聲處理比較好的優點。Approximation properties for modified bernstein operators on simplex
運算元的逼近性質Simultaneous approximation by modified bernstein - durrmeyer operators
運算元的同時逼近S. n. bernstein interpolation polyromials on the third summation
型第三求和多項式運算元Some preserved properties for modified bernstein - durrmeyer operators
運算元的若干保持性質Approximation by linear combinations of bernstein - durrmeyer operators
運算元線性組合的逼近Thirdly, resorting to cooperation - competition model of biomathematics, this thesis proposes a new co - evolution model. simulation results are shown to verify its effect and practicabilitv. last, standard methods for optimizing neural netvvorks are easily trapped into local optimization, and unable to adjust the structure of neural networks, thus their application is limited to certain extent
本文主要驗證和設計適應性操作運算元和小生境方法保持群體多樣性的能力，實驗表明兩種方法都能較好地達到目的；利用生物合作競爭模型設計協同演化來動態地改變群體規模，實驗表明該模型是有效的；人工神經網路是得到越來越廣泛應用的學習系統，但是由於學習演算法存在一定的缺陷，如易於陷入局部極值，難以調整網路的結構等，使神經網路的應用受到一定的限制。3. researching on the edge detection method of surface image. after using the edge detection operator for the preliminary abstracting, a series of extending work, such as grey bivalence 、 thinning 、 noise reduction and compagination have been done
3 .對帶鋼表面圖像的邊緣檢測方法進行了研究及實現，採用邊緣檢測運算元對邊緣初步提取，進行了二值化、細化、去噪聲、連接等一系列后續處理工作，並且較好的判斷了邊緣是否良好的情況。Second, we discuss composition operators on bloch space with closed range. by using a distortion theorem of bonk, minda and yanagihara about bloch functions, we obtain the sharp estimation of the lipschitz continuity of the dilation of bloch functions. then, we improve a theorem of ghatage, yan and zheng about composition operators on bloch space with closed range
其次研究了bloch空間上有閉值域的復合運算元，先利用bonk 、 minda和yanagihara關于bloch函數的一個偏差定理，得到bloch函數伸縮率的lipschitz連續性的精確估計式，用這個估計式改進了ghatage 、 yan和zheng關于bloch空間上關于有閉值域的復合運算元的一個定理。And also we characterize the linear operators that strongly preserve commuting pairs of matrices over boolean algebras
同時也刻畫了布爾代數上強保持交換矩陣對的線性運算元Weighted estimates for multilinear calder 243 ; n - zygmund operators
運算元的加權有界性On closeness of principal bands in lattices of operators
關于運算元格的主帶的閉性質The least unitary looking contraction operator is 0.
看來最不象酉運算元的壓縮運算元是0。Every contraction can be extended to a partial isometry.
每一壓縮運算元能被擴張成一個部分等距運算元。Several theorems of random semiclosed1 - set - contractive operator
集壓縮運算元的幾個定理Contractive linear operator
收縮線性運算元A class of convolution operators on anisotropic hardy spaces
空間上的一類卷積型運算元The research of crossover operator of genetic algorithms
遺傳演算法的交叉運算元研究分享友人