演算法問題求解 的英文怎麼說
中文拼音 [yǎnsuànfǎwèntíqiújiě]
演算法問題求解
英文
algorithmic problem solving- 演 : 動詞1 (演變; 演化) develop; evolve 2 (發揮) deduce; elaborate 3 (依照程式練習或計算) drill;...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 問 : Ⅰ動詞1 (請人解答) ask; inquire 2 (詢問; 慰問) question; ask about [after]; inquire about [aft...
- 題 : Ⅰ名詞1. (題目) subject; title; topic; problem 2. (姓氏) a surname Ⅱ動詞(寫上) inscribe; write
- 求 : Ⅰ動詞1 (請求; 要求) ask; beg; request; entreat; beseech : 求人幫忙 ask sb a favour; ask a favou...
- 解 : 解動詞(解送) send under guard
- 問題 : 1 (需回答的題目) question; problem 2 (需研究解決的矛盾等) problem; matter 3 (事故或意外) tr...
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The experiments show that the performance of our method is similar to the ye - 0. 699 algorithm, which is the best approximate algorithm in polynomial time. but our method can effectively solve the max - bisection problem with a large scale. 2
數值實驗表明,該方法與ye - 0 . 699近似演算法(現有的求解圖的最大二等分問題的最好的多項式時間近似演算法)得到的解的性能幾乎沒有差異Finally, this thesis discussed these following questions : first, the algorithm of used the error image for improving the purpose of the edge detection. secondly, we have transformed the solved question of the first and the second directional derivative to frequency domain and founded they have a single formulae in frequency domain. thirdly, we have described the singular signal and the noise by using the correlations of the neighbor data after wavelet transform
最後,在傳統的邊緣檢測演算法和小波分析的邊緣檢測演算法之外,對以下幾個方面也進行了一些討論: 1 )利用誤差圖像來提高邊緣檢測效果的演算法; 2 )將求解任意方向的一階、二階方向導數的問題轉換到頻域中去求解,發現在頻域中它們具有簡單易用的公式,使得原來求解任意方向的一階、二階導數的比較困難的問題變得容易實現了。Edm has some remarkable advantages over traditional models, includes using implicit causal models, self - learning capacity, weak dependence on domain knowledge, wide applicability, robustness, self - adaptability, and population - based searching, etc. tracing back its intrinsical ideas, edm is just making use of the nature ' s decision making strategy, natural selection, to solve the decision making problems faced by human or the intelligent agents
進化決策主要利用了進化演算法與形式化計算模型相結合所具備的自動建模能力,它具有隱式因果模型、自學習、弱知識依賴、應用廣泛、穩健性、自適應和群體搜索等優勢。追根溯源,進化決策的基本思想正是利用大自然的決策機制(自然選擇)來解決客觀世界所提出的決策問題,而自然進化又是已知的能力最強的問題求解范型。Knapsack ' s solution based on genetic algorithms
基於遺傳演算法的背包問題求解For leaming largerscales texts corpus by svm, it is bohant that decomposihon method optanises the svm with respect to subsets and recursively solves the whole svm. the c a estiinator based on leave - one - out test can perform emciently and effectively estiinating in term of error rate, precision, recall and f1
針對超大規模文本庫的訓練與評估問題,採用分解演算法,迭代求解,然後利用基於leave - one - out技術的評估方法快速有效地計算錯誤率、準確率、召回率和f _ 1指標。In order to solve the static, dynamic and material nonlinear problems of mega - frame structure, this paper analyzes mega - frame structure by qr - method and sets up a new computational form. in this paper, the author adopts the method of repeated increment and no limit stabilization to handle t he elastic - plastic rigid equation and dynamic equation
然後,利用qr法對巨型框架結構進行分析,解決該結構的靜力、動力及材料非線性問題,利用增量迭代法及樣條無條件穩定演算法分別求解彈塑性剛度方程及動力方程,建立了高層巨型框架結構分析的新的計算格式。Secondly the author ' s study are introduced in this paper. the author study mainly the linear static and dynamic, elastic - plastic static and dynamic problems of cfst arc - bridge. firstly, the author establish the linear static equation on the based of the rigid equation of element by qr - method, and then analysis the inner force of arc bridge, establish the linear dynamic equation and elastic - plastic rigid equation and dynamic equation, then solve respectively the elastic - plastic rigid and dynamic equation by the method of repeated increment and no limit stabilization, arithmetic
本文主要研究大跨度鋼管混凝土桁架拱線性靜力問題和線性動力問題以及彈塑性靜力問題和彈塑性動力問題,先利用qr法按照梁單元的剛度方程建立桁架拱的線性靜力方程,進行桁架拱內力分析,建立桁架拱線性動力方程、彈塑性剛度方程及彈塑性動力方程,然後利用增量迭代法及樣條無條件穩定演算法分別求解彈塑性剛度方程及動力方程。The algorithm only needs to solve an ill - posed linear system and a well - posed minimization problem and requires only the knowledge of the near field measurements of the scattered fields due to point source fields at a finite number of incidence and observation points distributed over a limited aperture
該演算法只需求解一個不適定的線性系和一個適定的非線性最小化問題,而且只需要點源入射場的散射場在某個有限孔徑中若干有限個入射和測量點上的近場測量信息。Based on logistics cost optimization, the procedure of sm - cc is analyzed, and a model of order grouping is suggested and performed by self - adaptated ga
作者研究了鋼鐵生產作業計劃的求解策略,在滿足機器約束的條件下,以澆鑄生產成本為目標,建立了澆次排序問題的數學模型,並用自適應遺傳演算法加以求解。2. for the problem with size, stress and displacement constraints, the stress constraint is transformed into movable lower bounds of sizes, the displacement constraint is transformed into an approximate function which explicitly includes design variables by using mohr integral theory. a mathematical programming model of the optimization problem is set up. the dual programming of the model is approached into a quadratic programming model
2 .對于尺寸、應力和位移約束的問題,將應力約束化為動態下限,用單位虛荷載方法將位移約束近似顯式化,構造優化問題的數學規劃模型,將其對偶規劃處理為二次規劃問題,採用lemke演算法進行求解,得到滿足尺寸、應力和位移約束條件的截面最優解。The algorithm problem of solving the nonlinear operator equations f ( x ) = 0 in banach space has been one of the most interesting problems for many numerical scientists for a long time. at present time one of efficient algorithms to solve this problem is the iterative method. the king - werner method is a efficient one for solving the nonlinear equations
求解banach空間中非線性方程組演算法問題,一直是數值工作者感興趣的問題之一,迭代法是求解次類方程的一個重要演算法同,解非線形方程組f ( x ) = 0的king - werner迭代法是一個計算效率較高的演算法。In this paper, a three - dimensional ( 3d ) program for the three - dimensional reactive flow fields of complicated geometric nozzle, which governed by the compressible full navier - stokes equations with realizable k - s turbulent model, has been upbuilt by using full implicit couple arithmetic and fvm ( finite volume method ) based on understanding and assimilation of a two - dimensional program group of cr ( chamber - radon ). the new program fulfils the urgent need of numerical tools for simulating three - dimensional reactive flow - fields of hylte ( hypersonic low temperature ) and other latest nozzles, for which cr is out of action in simulation, and can be applied to simulate other chemical laser system, such as chemical oxygen iodine laser ( coil ), overtone fluoride hydrogen, all - gas iodine laser, and so on. furthermore, some related topics about nozzles design and engineer ing also have been discussed
本文在二維cr ( chamber ? radon )程序研究的基礎上,採用有限體積方法和完全隱式的耦合演算法,通過求解帶realizablek -兩方程湍流模型的多組分、有反應的三維完全納維埃?斯托克斯( n ? s )控制方程,建立了一套能夠對復雜形狀的三維噴管和光腔進行數值模擬的三維程序,解決了連續波df hf化學激光器增益發生器設計缺乏三維數值模擬工具的問題,並用該工具解決了cr程序無法實現的hylte等復雜三維噴管流場的理論模擬問題。At first, the robust h control for uncertain nonlinear systems with norm bounded uncertainties is studied, based on a positive definite solution of hamilton - jacobi - issacs inequality ( hji ), a sufficient condition is given such that the closed loop system is asymptotically stable and its l2 - gain is less than or equal to a prescribed value. using this condition state feedback control law and an output feedback control law which ensured robust hx performance of the closed - loop system are derived. due to the difficulty to solve hji, a method is proposed which do not require solving it by using an appropriate lyapunov function
首先,研究了范數有界型不確定非線性系統魯棒h _控制問題,基於hamilton - jacobi - issacs不等式( hji ) ,給出了閉環系統漸近穩定且l _ 2 -增益有限的狀態反饋和輸出反饋設計演算法。考慮求解hji的困難性,針對不確定非線性系統,通過適當地選擇lyapunov函數,提出了求解非線性系統魯棒h _控制問題的演算法,可以避免求解hji 。Numerical result shows that the new method is more efficient in convergence than the standard lanczos algorithm ; the second algorithm generalizes the implicitly restarted arnoldi ( ira ) augmented by soreesen to the implicitly restarted lanczos algorithm, which improves the convergence rate of lanczos algorithm by making good use of the spectral information obtained from the previous process. the last algorithm utilizes deflation strategies to the second algorithm to forming invariant subspace for a, so that the stability can be kept in computing process
數值試驗表明,該演算法比標準lanczos方法具有更好的收斂性;第二種演算法是將求解特徵值問題的隱式循環arnoldi方法( ira )應用於求解對稱不定線性方程組的lanczos演算法,充分利用lanczos演算法過程中的譜信息,確定預處理;第三種演算法是在第二種演算法的基礎上,運用收縮技巧,形成近似不變子空間,以提高收斂速度和數值穩定性。The results on practical production data show that the model and the hybrid optimization approach are viable and effective for the hot rolling scheduling
對某鋼廠實際生產數據模擬結果表明,所提出的模型和演算法對于求解熱軋調度問題具有可行性和高效性。For the problem of navigation planning, the selection of the navigation signpost, asteroids and the planning of the photoing sequence are important matter. this dissertation proposes criterions, including visible magnitude, distance, relative velocity, angle of sight lines, on selection of asteroids, based on the trajectory scheme of exploring ivar
對于導航小行星篩選問題,提出了基於小行星可見星等、距離、相對速度、視線夾角的篩選準則,並利用綜合評估的方式進行導航小行星的篩選;對于小行星拍照序列規劃問題,分別採用反復最鄰近法和改進的遺傳演算法進行求解,並對兩種方法進行了比較分析。The first step is to get the floating value by integrating the integer ambiguity of gps carrier signal as a state variable with ins. the second step is to get the fix value by integral filter algorithm. thirdly, the methods for detecting and compensating the cycle slip are researched
其次研究了載波信號整周模糊度求解演算法問題,提出了一種新的求解方法,即把整周模糊度作為狀態變量通過與慣導的組合得到模糊度的浮動解,然後利用組合濾波器快速演算法來實現整周模糊度的求解。To handle this problem, the mathematical model of distribution optimal operation was set up in the paper. a specific method named genetic algorithm, which was refined by the sensitivity methods applied in the model
針對這一問題,本文提出了諧波畸變情況下對電網進行無功優化規劃的模型,給出了用遺傳演算法進行求解的具體步驟並通過靈敏度方法對遺傳演算法進行了改進。It is a good try of this technique in biological field. 3. according to the theoretical analysis of the effect of dynamic cooling caused by energy exchange between coi and na molecules, levenberg - marquardt algorithm for fitting nonlinear functions is applied to calculating the concentrations of multi - component gas mixture containing coa gas
通過對含有co _ 2的多成分氣體光聲信號激發機理的分析,應用levenberg - marquardt擬合演算法直接求解非線性方程組,有效的解決了因光聲信號位相改變使線性計算方法失效的問題。In the second parts the author establishes a mathematical model which attempts to achieve lowest power consumption consistent with providing a satisfactory service to customers and applies genetic algorithms to find out the optimum answer. in third parts the author applies multistage plan, for renewal of equipment of water supply systems, it provides reliably theoretical foundation for the goal of ben - gang water supply system
對于確定最優調度問題,以耗電量最小為目標函數,以滿足用戶對水量、水壓要求以及供水能力為約束條件,建立供水系統微觀數學模型,利用遺傳演算法進行求解,並編制了計算機程序,求得了最優調度方案。分享友人