local searching 中文意思是什麼
local searching
解釋
局部搜索-
The main contributions of this dissertation are as follows : ( 1 ) a eugenic evolution strategy was proposed to improve the efficiency of the conventional simple genetic algorithm ( sga ) searching. the eugenic evolution genetic algorithm ( ega ) collects the population information along the evolution of children generations and constructs a deterministic optimization algorithm, which will be embedded in the evolution process at appropriate stage to speed up the local searching
由於優化方法在建模中有相當重要的作用，因此，接著對具有全局尋優性能的遺傳演算法進行了較為深入的研究，提出了基於優生演進策略的遺傳演算法（ ega ） ，使尋優性能有較大的提高，並成功應用於化工領域中重油熱解模型參數的估計。 -
Second, we adopt poincare index method and local direction searching method to seek the core of the fingerprint
利用普安加萊法和局部方向搜索法對指紋的中心進行定位。 -
This article puts forward a solution named divide - assemble by deducing the size of bp neural network to overcome entering the local best point, the dividing process is that a big bp neural network is divided into several small bp neural networks, every small bp neural network can study alone, after all small bp neural networks finish their study, we can assemble all these small bp neural networks into the quondam big bp neural networks ; on the basis of divide - assemble solution, this article discusses the preprocessing of input species and how to deduce the size of bp neural network further to make it easy to overcome entering the local best point ; for the study of every small bp neural network, this article adopts a solution named gdr - ga algorithm, which includes two algorithms. gdr ? a algorithm makes the merits of the two algorithms makeup each other to increase searching speed. finally, this article discusses the processing of atm band - width distribution dynamically
本文從bp網的結構出發，以減小bp神經網路的規模為手段來克服陷入局部極小點，提出了bp神經網路的拆分組裝方法，即將一個大的bp網有機地拆分為幾個小的子bp網，每個子網的權值單獨訓練，訓練好以後，再將每個子網的單元和權值有機地組裝成原先的bp網，從理論和實驗上證明了該方法在解決局部極小值這一問題時是有效的；在拆分組裝方法基礎上，本文詳細闡述了輸入樣本的預處理過程，更進一步地減小了bp網路的規模，使子網的學習更加容易了；對于子網的學習，本文採用了最速梯度? ?遺傳混合演算法（即gdr ? ? ga演算法） ，使gdr演算法和ga演算法的優點互為補充，提高了收斂速度；最後本文闡述了用以上方法進行atm帶寬動態分配的過程。 -
This algorithm easily escapes from local optimal solution, have high searching efficiency, simple structure, convenient use. aiming at iteration, optimization and matlab optimization toolbox having low precision and difficulty to choose initial vector on acquiring nonlinear equations ’ solutions, equations ’ solution problem is translated into genetic algorithm optimization problem. nonlinear equations ’ usual genetic
針對迭代法、最優法、 matlab最優化工具箱求解非線性方程組中存在求解精度不高及初始矢量難選等問題，將方程組求解問題轉化為遺傳演算法函數優化問題，建立了非線性方程組通用的遺傳演算法解法，並將其用於汽車滑行試驗數據處理中。 -
The year of the dog has been an unusual year for man ' s best friend, with local governments, pet lovers and loathers searching for solutions to the problem of bites
狗年即將滑逝，只是這只「生肖狗」似乎在狗年招惹了不少禍端，至少對養狗的人如此。 -
Today, people eat glutinous rice cakes to mark the occasion. at the news of the poet s death, the local people raced out in boats in an efforts of searching his body. later the activity became a boat race and the boats gradually developed into dragon - boats
過不了多久，水面上浮起了一條昏暈的蛟，須上還沾著一片屈大夫的衣襟，人們就把這惡拉上岸，抽了筋，然後把筋纏在孩子們的手脖子上，又用雄黃酒抹七竅，使那些毒蛇害蟲都不敢來傷害這些小孩子。 -
The algorithm can effectively o vercome immature convergence phenomenon in simple genetic algorithm ( sga ). it can improve not only antibody ' s similarity but also its diversity. and it can avoid local optimal solution and shorten searching time
該演算法可以有效地克服基本遺傳演算法的未成熟收斂現象，既可以提高抗體的相似性又可以兼顧到抗體的多樣性，為避免演算法陷入局部最優解，縮短搜索時間提供了保證。 -
The reason why we integrate them is that k - means algorithm is a mountain climbing method, which is easy convergent to local extremum, and sensitive to the original condition, but its convergent speed is relatively fast, and that genetic algorithm is a random searching method, which can find the whole extremum in a rather big probability, and non - sensitive to the original condition, but its convergent speed relatively slow
之所以將：二者結合在一起，是回為k一均值演算法是一種爬山法，容易收斂到岡部極小值，對初始條件較敏感，但收斂速度較快，而遺傳演算法是卞dl隨機搜索演算法，能夠以較大概率找到全局最憂解，且對們始條件個敏感，但收斂速度較慢。 -
Secondly, the dissertation presents a 3 - dimensional searching method with afc and pn code synchronization and adaptive array convergence in order to accurately estimate the frequency difference between the received signal and the local oscillator
其次，為了準確估計接收信號和本地振蕩器之間的頻差，提出了afc 、 pn碼同步、自適應陣收斂的三維搜索策略。 -
Secondly, in order to improve the local searching capability, the modified pso ( mpso ) which jumps according to probability is introduced, and the mud based on mpso is proposed
然後為提高演算法的局部尋優能力，提出了按概率突跳的粒子群優化演算法，同樣運用到了多用戶檢測中，提出了基於突跳粒子群優化演算法的多用戶檢測器。 -
Based on the clonal selection theory and immune memory mechanism in the natural immune system, a novel artificial immune system algorithm, clonal strategy algorithm based on the immune memory csaim is proposed in this paper. the algorithm realizes the evolution of antibody population and the evolution of memory unit at the same time, and by using clonal selection operator, the global optimal computation can be combined with the local searching
人工免疫系統ais是一新的模擬自然免疫系統的計算智能方法，它受生物免疫機制的啟發，通過學習外界物質的自然防禦機理，提供噪聲忍耐自組織自學習記憶等進化學習機制，結合了分類器神經網路和機器推理等的特點，因此具有提供解決問題新穎方法的潛力。 -
Aimed at conquering the local - searching shortcoming in ga, after establishing fuzzy regulation scale of normal voltage, a socalled on - site regulation expert anowledge based on the plantrstation concept in power systemis implemented to eliminate voltage / reactive power overlimit, to amer decrease investinentand to minimiting active power loss. 2
在給出合格電壓的模糊調整裕度的基礎上，提出採用基於廠、站概念的就地調整的專家規則進行輔助變異決策，以增強遺傳演算法的局部收斂性；所採用的專家規則主要包括越限校正、進一步減少無功設備投資和降低網損三個方面。 -
It has a global searching capacity of genetic algorithm as well as effective local searching capacity
它即有遺傳演算法的全局搜索能力，又有高效的局部搜索能力。 -
In order to improve the population performance, the individual local searching is used to get the local optimization on the environment. finally, the comparison of algorithm efficiency is given
基於群體中各個個體所對應的表現型，進行局部搜索，從而找出各個個體在目前環境下的局部最優解，以便達到改善群體總體性能的目的。 -
Then a new improving scheme of ga which we call it hgsaa ( hybrid gentic - simulatd annealing algorithm ) is put forward based on the existing condition, and the new algorithm works more efficiently than the old one because it has not only ga ' s global searching capability but also saa ' s local searching capability. the simulatio results show the new algorithm is more effective than ga. the minimum cost is reduced and the clustered network structures have been produced with the onus are evenly distributed or clustered around the obds and the clustered network structures are well ordered with a satisfactory degree of symmetry after the hgsaa has runed 100 generation
吏為重要的是，本文充分利用了混合遺傳演算法的思想，將遺傳演算法和模擬退火演算法的優勢相結合，使得遺傳演算法的全局尋優能力與模擬退火演算法的局部尋優能力在該問題的求解過程中充分發揮了作用，由本文實現的混合遺傳一模擬退火演算法明顯地改進了演算法的效果，由此生成的網路方案的建設費用得到極大減少，同時拓撲結構的優化結果也比單純的遺傳演算法的效果好得多。 -
Our view is that gray coding not only has good global searching ability but also good local searching ability. studying on fitness scaling
本文認為，格雷碼編碼方法不但具有良好的局部搜索能力而且具有較好的全局搜索能力。 -
Hybridized with powell method and added with ant combination operator can improve local searching performance of the algorithm considerably, ( c ) introducing immunity theory into parallel genetic algorithm has double functions
文中的算例表明， phaia是有效的，優于傳統的并行遺傳演算法。 （ 3 ）提出了布局模式的相關理論。 -
A similarity measure combining multiple features and layout is also presented. two attributed graph match methods based on local searching and genetic algorithm are proposed to meet the occasions of different applications. ( 3 ) a static image retrieval testing system is designed and implemented
（ 3 ）設計並實現了靜態圖像檢索實驗原型系統，包括：提出了圖像內容的分層描述模型；設計實現了基於自組織神經網路聚類技術的樹狀多特徵索引結構；提出了一種新的相關反饋模型。 -
An adaptive local searching algorithm is given according to the correlations of speech signals
根據語音信號的相關性，提出了一種自適應局部搜索演算法。 -
In order to reduce time overhead, the local searching strategy is used in the process of calculation and mergence
為了減少時間開銷，在計算和合併過程中採用局部搜索策略。
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