子向量值 的英文怎麼說
中文拼音 [zixiàngliángzhí]
子向量值
英文
svv sub vector value-
In the experimental studies on the behaviors of helium in aluminum, ion implantation technique was adopted to introduce helium with different energies, doses and distributions into some specimen of monocrystal, polycrystal, and preferred orientation as to the structure of aluminum. the energies varied in the range of 50ev to 4. 87mev. the corresponding helium peak depths by trim simulation varied in the range of 16 angstrom to 20. 7 microns
在金屬鋁中氦行為的實驗研究中,首先用離子注入技術在單晶、多晶以及擇優取向的鋁樣品中引入不同能量、劑量和濃度分佈的he原子,能量范圍從50ev 4 . 87mev , trim模擬的he濃度峰值的深度范圍為16 (In analyzing the neutron active detection, the neutron multiplication in the nuclear warheads induced by outer neutron source with different neutron energys is studied with numeral simulation, and the feasibility of through counting neutrons to determine the presence of high enrichment uranium ( heu ) in nuclear warhead has been proved. the method of detecting the warhead which contains heu pit by counting the released neut rons whose energy is higher than that of source neutron is studied. the feasibility of this method has been studied
對幾種主動探測核彈頭方法進行的研究中,首先對不同能量各向同性外源中子照射核彈頭的中子增殖行為進行了數值模擬,檢驗了用外源中子照射核彈頭后,通過測量瞬發中子在核彈頭中的增殖量,來證明核彈頭中高濃鈾存在的可行性;研究了用能量低於1mev的外中子源照射核彈頭,用測量核彈頭中裂變產生的高於源中子能量中子數的方法探測核彈頭,通過數值模擬分析了可行性。The main part of this hybrid algorithm is a chebyshev iteration which applies chebyshev polynomials to act on initial vectors and makes the obtained vectors close to the wanted eigenvectors ; the second one is the preconditioning subspace iteration method which uses a preconditioning matrix to impact the residual matrix obtained from the iteration procedure, so the distribution of eigenvalues is improved
第一個改進演算法是用chebyshev多項式加速的子空間迭代法,它是用chebyshev多項式作用初始向量,使其更接近所要求的特徵向量。第二個改進演算法是對每次迭代所得的殘余矩陣直接進行預處理以改善矩陣特徵值的分佈。According to the present status of studying the solar flare using gps, a new algorithm of processing gps data studying the solar flare is brought forward : after the instrumental bias has been determined, with the data of dual - frequency gps code and phase and navigation message, the vtec at the satellite ' s epp can be worked out
根據現在研究太陽耀斑的實際情況,提出了利用gps研究太陽耀斑的數據處理方法:利用雙頻觀測值確定出儀器偏差后,再利用碼和相位觀測值,結合導航電文就可以求出電離層交叉點的沿天頂方向上的電子總量vtec值。The first algorithm is the restarted and deflated lanczos algorithm. at each beginning, we rich approximate eigenvectors corresponding to a few of smallest eigenvalues in magnitude to the krylov subspace
第一種演算法是重新開始的帶特徵向量的lanczos演算法,每次重新開始時,我們把一些絕對值較小的特徵值對應的特徵向量加入到krylov子空間。Based on the perturbation riccati transfer matrix method, the calculating program are developed. the program can be used to the perturbation analysis and the sensitivity analysis of the real and complex, the single and repeated eigenvalues and eigenvectors for lateral vibration of rod and beam structures, especially suitable to the perturbation analysis and the sensitivity analysis of eigenvalues and eigenvectors for rotordynamic systems ; 2. the perturbation riccati transfer matrix method was applied to identify the parameters of the rotor for a boiler supply pump, and the accurate dynamic model of the rotor was archived
該程序可以對桿、梁結構橫向彎曲振動的實數、復數的孤立和重頻特徵值問題進行攝動分析和靈敏度分析,特別是適合於轉子動力學系統特徵值和特徵向量問題的攝動分析和靈敏度分析; 2 、用攝動riccati傳遞矩陣方法解決了某電站鍋爐給水泵轉子的參數識別及動力模型修改的問題,並給出了該種型號的給水泵轉子的更準確的力學模型,為進一步的轉子動力學分析與設計奠定了可靠基礎; 3 、給出了攝動理論在相關領域如隨機特徵值分析、隨機振動響應分析、可靠性分析、靈敏度分析、優化設計以及參數識別中的應用公式。The multi - issues set is a container of some issues that relates to the negotiated proposition. the reasoning frame works out the proposal to the opposing party in terms of the integration multi - tactic, and this integration tactic comprehensively considers time, resource and opponent - tactic. we give a method of calculating the manhattan distance between the utility of two multi - issues vectors with the integrated - utility evaluation
:據自身和對手的各種信知,交替提議的推理機制,該推理機制綜合考慮時間、資源、對方底價等多方面的因子,提高了協商交互中的效率;在協商決策機制方面,該框架採用比較多議題向量整合效用值之間曼哈頓距離的演算法來進行效用評估,決策是否達成一致的協定。Firstly, introduce the design of sonar display, trace - to - trace correlation and gray scale display, develop a new method of gray scale based on signal noise ratio. and next, discuss array signal processing and image processing in order to improve the display. finally, develop a software of sonar display simulator based on object oriented programming, with which the sonar display console is simulated and the performance of sonar signal is tested
本文工作圍繞如何提高聲納顯示效果,介紹了聲納顯示屏幕的設計方案,論述了「跡跡相關」技術、灰度顯示技術在聲納顯示中的應用,提出了基於信噪比的灰度級別劃分方法;結合陣列信號處理、圖象處理技術,本文引入了子帶峰值能量檢測演算法、圖象邊緣檢測演算法,進一步提高了聲納檢測性能;基於面向對象的程序設計方法,設計了聲納顯示平臺軟體,為模擬聲納顯示、檢驗聲納信號顯示性能提供了模擬環境。Referring to the formation process of qd, it is accepted that there formed a groove around the dot during the formation process due to mass - transfer. when the dots were capped by a compound with larger band gap, there will appear a potential maximum due to larger confinement. the maximum will prevent the carriers from entering the dot, and the origin of the kink point is resulted from the prevention
根據s - k模式量子點的形成過程,我們認為在點的形成過程中由於質量遷移會在點的周圍形成一個凹槽,加上覆蓋層后,由於大的量子限域效應該處將形成一個勢能極大值,該勢能極大值將阻礙載流子從勢壘層向量子點的注入,該過程是導致上述拐點出現的原因。We also show that preparation methods, working parameters, substrate orientation, the type and amounts of doped ions, and annealing temperature are all exerting influences over egd. this is why different egd values are reported in literatures
另外我們還討論了e _ g ~ d值的影響因素,如制備方法、工藝參數、基體取向、摻雜離子種類、摻雜離子數量、退火溫度等等,解釋了為什麼不同文獻報道的e _ g ~ d值有所不同。Weighted inequalities for vector valued commutators of singular integral operators
奇異積分向量值交換子的加權不等式First, the error transfer characteristic among subsystems at different space locations is analyzed, and the direct transfer characteristic from discrete standard measure space to the workpiece measure space under measured in measure system is proven. second, the error reconstruction condition and method of mapping from discrete standard measurement system to continuous standard measure space are analyzed. based on the measurement sample stationarity in limited distance, the prediction model ' s limited astringency and mensurability to the dynamic measuring error and the prediction error respectively are proven
分析了不同空間位置子系統間的誤差傳遞特性,證明了在測量系統中離散標準量值空間向被測量工件量值空間的直接傳遞性;分析了離散標準量系統向連續量值空間映射的誤差重構條件和方法;基於測量樣本的有限距離的平穩性,證明了預報模型對動態測量誤差的有限收斂性和預報誤差的可測度性,進而證明了以離散標準量值系統對被測工件預報修正的可行性和合理性。The results indicate that the value of squeezed component of the atomic dipole, squeezed frequency, amplitude and squeezed direction of the atomic information entropy ca be controlled by choosing the atomic initial state, the velocity of atomic motion, the field structure and the squeezing factor of field and the squeezing phase angle of the field, respectively
結果表明,通過選擇原子初態,原子運動速度、場模結構,場壓縮因子和場壓縮相位角可以分別控制原子信息熵壓縮的偶極矩分量值、壓縮頻率、壓縮幅度和壓縮方向。When you add identifier columns to existing tables, the identity numbers are added to the existing rows of the table, with the seed and increment values applied starting with the order in which those rows were originally added
當您向現有表中添加標識符列時,還會將標識號添加到現有表行中,並按照最初添加這些行的順序開始應用種子值和增量值。When you add identifier columns to existing tables, the identity numbers are added to the existing rows of the table, with the seed and increment values applied beginning with the order in which those rows were originally added
當您向現有表中添加標識符列時,還會將標識號添加到現有表行中,並按照最初添加這些行的順序開始應用種子值和增量值。This paper researches and discusses the theory of latent semantic index, include the theory of single value decompose and word - document matrix. in this paper the author discusses the application of latent semantic index in chinese document clustering based on latent semantic index, researches and discusses vector space model, latent semantic index, electronic dictionary, word - splitting and the algorithm of k - means. this paper presents a improved structure of electronic dictionary and a improved algorithm of word - spliting
本文對潛在語義索引模型進行系統的研究和探討,包括奇異值分解等相關矩陣理論、詞-文檔矩陣等;同時本文研究和探討了潛在語義索引模型在中文文本聚類中的具體應用和實現,包括文本間相似度的度量、詞-文檔矩陣、奇異值分解的具體實現;同時本文對中文文本聚類所涉及的其他一些中文處理技術,包括向量空間模型、電子字典、切詞、 k - means聚類演算法等也進行了研究和探討。Using the voltage stability graph, the voltage stability margin can be known. the bus participation factors can be computed from the left and right eigenvectors associated with the minimum eigenvalues
在求最小特徵值的同時,求出該最小特徵值對應的左、右特徵向量,利用左、右特徵向量來計算在最小特徵值為零時的換流母線參與因子。Operator - valued fourier multipliers and maximal regularity for vector - valued boundary problems
運算元值傅里葉乘子與向量值邊值問題最大正則性Via numeric sample analysis, it is found that evaluation functions are constructed by weighing principal components for pca. however, evaluation functions can be quite different when there are more than three principal components and characteristic vectors other than first one are chosen in different directions. for spca, variance contribution can be greater than 90 % by selecting just one principle component
將譜主成分分析應用於多指標評價系統中,通過數值例子分析:主成分分析是通過對各個主成分加權構造評價函數,當主成分個數不小三個時,從第二個特徵向量開始,對方向的不同選取,可導致評價函數的極大差異:而用譜主成分分析,能做到只取一個譜主成分就可使方差貢獻率大於90 。When surface temperatures of uranium and uranium - niobium alloys increase higher than 573k, heating was observed to deplete surface oxygen by accelerating its transport into the bulk and separate carbon out to their surface. so there were uranium carbide formed on the surface and thicker layer of uo _ ( 2 ) formed in the bulk. with surface temperature increasing, the o / u ratio dropped sharply as the surface oxygen diffused into the bulk
當溫度高於573k時,溫度增強了鈾及其合金表面上的氧的解吸和向體內擴散,以及促使體內的碳向表面上偏析,導致在鈾及其合金表面上形成了鈾碳化合物,並在體內出現富二氧化鈾層,隨著溫度的升高,表面上的氧和鈾原子的比值降低,鈾碳化合物含量增加,體內的富二氧化鈾層加厚。分享友人