搜索常數 的英文怎麼說
中文拼音 [sōusuǒchángshǔ]
搜索常數
英文
quest constant-
As it ' s proprietary, a large numbers of bibliography resource ca n ' t be provided to common readers of internet. along with the development of network technology, it has a instancy need to conversion marc format to the information that the browser can recognize. the language xml not only can expresses the metadata, but also can show the content of data. lt can provide individuation page layout
Marc格式是目前圖書館館藏資源的主要表示格式，由於其專用性，使得目前大量的書目資源無法通過一般的搜索引擎向internet用戶提供，隨著網路技術的不斷發展，迫切需要將marc格式的數據轉換成常用瀏覽器所能識別的信息，為大眾提供服務，可擴展標記語言xml不僅可以表達元數據，而且可以揭示數據的內容，提供個性化的頁面顯示，用xml語言對marc數據進行描述是解決這一問題的有效途徑，文章提供了marc數據的xml表示方法和實現途徑。But, generally, the number of the coalition structure is too large to realize the searching of all the coalition structures
但通常情況下可能的聯盟結構的數目太大，以致不允許進行窮盡搜索而找出最優解。Once i have identified these phrases i start building additional pages, or even microsites ( for purposes of a / b, funnel, and conversion testing ) and i target the 3, 4, 5 or even 6 word long tail phrases
通常來說， 「少的關鍵詞數量是好的」這是一般的概念，因為人的本性是用最小的路徑來完成他們的目標，觀點還是不變，但是人們開始使用更長的搜索關鍵字（基於我的分析） ，知道他們在找什麼，因為這樣的人群正在以明顯的趨勢增長。A method of transforming a search key into an address for the purpose of storing and retrieving items or data. the method is often designed to minimize the search time
為存儲和檢索數據項或數據，把搜索關鍵字轉換為一個地址的一種方法。該方法常用於減少搜索時間。Recently years, there is a new optimization method named genetic algorithms ( ga ) which is based on the numbers of genus groups. this method is a kind of random searching method which simulated natural selection and evolution. compared with traditional optimization method, genetic algorithms has two notable characters. one character is latent parallel and the other is seaching in the whole area. and genetic algorithms has some advantage which traditional method do n ' t have, for example, in genetic algorithms we did n ' t need the calculation of grade
遺傳演算法[ geneticalgorithms ，簡稱ga ]是近些年來出現的一種模仿自然選擇與進化的基於種群數目的隨機搜索演算法，是優化領域的一個新成員。與常規優化演算法相比，遺傳演算法具有隱含并行性和全局搜索特性這兩大顯著特徵，並具有一些常規優化演算法所無法擁有的優點，如不需梯度運算等。General method of similar sequence mining based on time series is to transform time series into discrete character series and cluster them into different sets, then compute the euclidean distance between querying series and these sets to measure their similarity
摘要時間序列數據庫中相似子序列的搜索，常用滑動窗口、分形插值逼近等方法將時間序列分割成各子序列，線性擬合各分段子序列，計算查詢序列與各子序列的歐氏距離，滿足距離閾值條件的為相似子序列。The common methods include exhaustive method, member - limited method and so on. but the efficiency of these methods is very low ; even these methods cannot find feasible solution in some cases
常用的搜索策略有：窮舉法、成員數目受限演算法等等，但是這些演算法都存在效率低下的缺點，在某種情況下甚至找不到可行解。By setting the properties of switches in each loop corresponding to the tie switch, the ts searching areas of each loop are made " independent " to each other. in this way the solution areas are made continuous and the dimensions of solution areas are decoupled by numbers of tie switch
通過設置各環網中常閉分段開關的屬性，將各個環網的禁忌搜索鄰域「獨立」 ，使解空間連續並按聯絡開關個數分解，從而很好的發揮禁忌演算法尋優效率高和全局尋優的特點。To pick up the convergence speed of traditional genetic algorithm, a modified genetic algorithm is presented, which is based on subsection integer coding, combining stable - state selection strategy with inequality individual and scaling, adaptive recombination according to gene sufficiency, self - adaptive variable step and multi - gene mutation
將兩幅圖象重疊區域的歸一化差圖象作為搜索空間，定義一個與圖象高相等維數的向量作為染色體，染色體的基因表示每一行圖象中的最優拼接點，採用常用的最小值搜索適應度函數作為視差圖像拼縫搜索的適應度函數。What this column calls a " full - text indexer " belongs to the slightly broader category of " search engine. " for most people, a search engine is usually used to locate urls on the www
本專欄的名稱「全文indexer 」隸屬于另一個更寬泛的類別- - 「搜索引擎」 。對大多數用戶，搜索引擎通常是用來定位url和www的。Using comptlter as the tool, referencing geographic information system ( gis ), based on the data of l / 200, 000 geochemical exploration and remote sensing, this dissertation researches in the data image processing methods, and accomplishes automatic searching and locating abnormity of geochemical exploration, providing basis of series minerals prediction. with processing of the remote sensing images, structural lines are picked, and the mineralization conditions are determined
本文以計算機為工具，參考地理信息系統（ gis ） ，以1 20萬化探數據和遙感資料為基礎，研究出化探數據的圖像處理方法，最終實現化探異常自動搜索定位，提供系列礦產預測依據，結合遙感影像的圖像處理，提取構造線，確定研究區的成礦條件。Based on this observation, we develop a newton - filter method in such a way that at each step, the method generates a point such that either the objective function value or its gradient descreases sufficiently
此時，常用的線性搜索（如armijo搜索和wolfe搜索等）可能失敗。另一方面，不管目標函數的hessian陣是否正定， newton方向一定是目標函數的梯度的模函數的下降方向。These data also make it much easier to search the map or the vector representation s various layers
這些數據還非常便於搜索地圖或用矢量表示的各種圖層。Would like to visit shanghai or other cities in china ? if you are a ent doctor or medical student who are interested in otolayrngology,
在google搜索中，大部分與耳鼻咽喉科專業相關的搜索詞包括絕大多數常見疾病的名稱，均名列第一或者前列。Second, by combining theories of strength of laminate with ga, a new gradient free optimization method with new code strategy is discussed. the representation itself does not change the nature of the problem, but effects the searching efficiency of the algorithm. so the representation of the parameters to be optimized is a very important factor and the new code strategy is also easy used with crossover operator and variation operator in ga applications
其次，本文根據層合板優化設計的具體問題提出了一種符號編碼方式，雖然優化參數的基因編碼表達方式並不能改變優化問題的本質，但是不同的編碼表達方式對于遺傳演算法搜索的效率和最終的優化結果有著重要的影響，因此優化參數的基因編碼表達是遺傳演算法應用於工程問題中非常關鍵的一步。By synthesis analysis, sum up researcher network information resource need : ( 1 ) the degree of depends on library debase, ( 2 ) searching engine has become first channel to obtain specialty information, ( 3 ) database has turned into a tool in common use to inquire about electronic resource. ( 4 ) be short of full - text database is a problem to settle in the library, ( 6 ) quality, feedback and effective link are three important factors, which is evaluated searching system for user. ( 6 ) network reference need developing ulteriorly, ( 7 ) the need of interlibrary loan and document delivery is huge. ? personalized customization of information service exists some questions. ? ducational form of information users should diversification
通過綜合分析，總結出科研人員網路信息資源需求具體表現在：科研人員對圖書館的依賴度降低；搜索引擎成為科研人員獲取專業信息的首選渠道；數據庫成為科研人員查詢電子期刊經常使用的工具；全文數據庫缺乏是圖書館急待解決的一大難題；質量高低、反應速度和有效鏈接是用戶評價檢索系統三個重要因素；網上參考咨詢服務有待進一步拓寬；館際互借服務呼聲很高，但存在的問題不容忽視；實施個性化服務略有爭議，一些方面有待商榷；用戶培訓形式注重多樣化。Research of maximum power extraction algorithm for inverter - based variable speed wind turbine system is going on in the last chapter. main maximum power extraction algorithm is discussed and compared. a new mppt control algoririthm is discussed to get fast and stable traking of maximum wind power in detail, then advanced hill - climb searching method has been developed for maximum wind power traction
因此本文最後對一些最大風能俘獲的先進演算法進行了研究，仔細探討了最大功率點跟蹤演算法，並提出了一種先進爬山搜索風力發電最大功率俘獲智能演算法，採用該演算法不需測量風速和風機轉子速度，並且與系統特徵參數獨立，能應用於大小各種風機，具有非常好的效果。Generally, the protein - protein docking procedure is composed of four stages : searching of the binding modes of the receptor and the ligand, filtering of docked modes to eliminate the irrational docked structures, optimizing the structures, evaluating the docked modes with the refined scoring function and ranking them to obtain the near - native structures
通常，蛋白質蛋白質分子對接包括四個階段：搜索受體與配體分子間的結合模式，過濾對接結構以排除不合理的結合模式，優化結構，用精細的打分函數評價、排序對接模式並挑選近天然構象。The majority of online buyers are price - sensitive. sixty percent always or often research to find the best price
絕大多數的在線購物者都對價格因素比較敏感。 60 %的購物者都總是或經常通過搜索以求找到最適合的價格。Usage would include tasks like recursively searching files for virus patterns, searching databases for keys or data, text and word processing and any other task that requires handling large amounts of data at very high speed
這種演算法的用途包括採用遞歸方式搜索文件中的病毒字元串，在數據庫中搜索關鍵字或數據，文本和單詞的處理，還有其他要求非常高速地處理大量數據的場合。分享友人