搜索方向向量 的英文怎麼說

中文拼音 [sōusuǒfāngxiàngxiàngliáng]
搜索方向向量 英文
search direction vector
  • : 動詞1. (尋找) collect; gather2. (搜查) search; ransack
  • : Ⅰ名詞1 (大繩子; 大鏈子) a large rope 2 (姓氏) a surname Ⅱ動詞1 (搜尋; 尋找) search 2 (要; ...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 搜索 : 1 (仔細尋找) search for; ferret about; hunt for; scout around 2 [電子學] hunting; scan; [控] in...
  • 方向 : direction; orientation
  1. 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,使得目前大的書目資源無法通過一般的引擎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表示法和實現途徑。
  2. At first, the author studies the actuality and development of the web information searching research, indicating the problems occurring in the existed web information system, putting forward the further developing aspect of web information. based on great study of speciality - oriented web information searching technology, a new method to extract characteristic is advanced in this paper which is to mine content and structure data of web pages on the basis of character blocking

    文章首先對網路信息的發展與研究現狀進行了分析,指出現有的網路信息系統存在的問題,並提出了網路信息今後的發展;在對網路信息技術作了大研究的基礎上,本文提出了一種基於信息分塊的特徵提取與分析法,即根據傳遞信息的意義度的大小將網頁分成不同的區塊,對不同的區塊根據內容和結構進行信息挖掘。
  3. In the design of corpus, we carefully analyze the syllable distribution of corpus th - coss, then classify the prosodic characters of this corpus and present out the distribution of every prosodic character. based on prosodic character vector, we construct an error function which is used to select original corpus for simulation system, and show the distribution of prosodic characters for the original corpus. greedy algorithm and corpus self - adaptive process are expatiated to set theoretical foundation for text material search

    在語料庫分析與設計面,首先統計th - coss語料庫中音節分佈情況,給出th - coss語料庫韻律特徵分類,並對每一種韻律特徵進行統計,然後構造了一個基於韻律特徵的誤差函數,並採用該誤差函數提取語料組成模擬系統的初始語料庫,分析該庫的韻律特徵分佈,最後闡述了greedy演算法與語料自適應過程,為文本語料的打下理論基礎。
  4. It has the important influence on detection rate, false positive rate and ability of real time responds. so this thesis labors over kdd cup 99 intrusion detection data set and uses some rules to reduce the dimensions of feature sample space in the derection of sbg. thus the phenomena of dimension exploding can be avoided

    特徵提取是入侵檢測的關鍵,對檢測率、誤報率和實時性有著重要影響,因此本文在針對kddcup99入侵檢測數據進行了大分析,並沿sbg的,使用一定的規則集來達到特徵樣本空間的維數的削減的目的,從而避免了「維數爆炸」的現象。
  5. Firstly, we have put forward a mathematic form ? interest vector - to express the user ' s interest and have given a formula to calculate quantificationally the interest degree of interest item. secondly, we apply the method of reinforcement learning to intelligent learning agent to make it leam the user ' s interest more precision, more quickly and more efficiency, to make it discover the divert of the user ' s interest in time. thirdly, we have developed a mean of information search and filtrate on user ' s interest

    這些研究工作主要體現在:提出用戶興趣的數學表示形式? ?興趣,並提出定地計算用戶對興趣項的興趣度的計算法;提出採用強化學習演算法,使智能學習agent能夠更準確,更快速和更高效地學習到用戶的興趣和及時發現用戶興趣的轉移;提出面用戶興趣的信息和信息過濾法;提出一種基於對象的agent編程模式,也稱為用擴充oo建模技術或法學的適用性來設計agent系統。
  6. Macroscale inversion analysis of measured displacements in tunnel, slope and dam is studied detailedly according to inverse formulation method and direct formulation method. aimed at inverse problem for identifying original geostress parameters and stru - ture modulus of rock, linear hypothesis for shear stress field of slope is proposed. structural model of transversely isotropic medium is constructed

    針對逆源(初始地應力)和逆介質(巖層結構模)的識別問題,提出了地層剪應力場的線性假定,構造了橫觀各同性體的結構性計算模型,應用了逆定式化有限元反演法,快速地到了被識別參數的最優值。
  7. The orientation path and residual network were defined, the new maximum flow algorithm in network with both node and edge capacity confined was put forward based on feasible flow decompose theorem and by way of the search in artificial intelligence

    定義了有路徑和殘網路的概念,依據可行流分解定理,引入人工智慧中法,以鄰接矩陣為網路數據存儲結構,提出條件約束下的網路最大流新演算法。
  8. A brief survey on the state - of - the - art research of determining geographic location of ip addresses is presented. the problem of determining the geographic location of routers in internet service provider topology measurement is discussed when there is inadequate information such as domain names that could be used

    Ip地址定位技術在internet拓撲測internet路由性質刻畫與地理位置相關的應用服務例如定廣告web個性化以及web地理空間導航geo - spatial navigating等面具有重要作用。
  9. In order to avoid blind searching ergodicity in the overall situation before reducing the searching space of the variable optimized in chaos optimization algorithm, an optimization algorithm based on the chaos searching direction

    摘要為了克服混沌優化法在縮小優化變空間前所進行的全局性、遍歷性的盲目,提出了一種基於混沌的全局最優法。
  10. Of course, the prerequisite for being able to making this shift is that although the trial step is unacceptable as next iterative point, it should provide a direction of sufficient descent

    當由信賴域子問題求得的不被接受時,利用線技術得到接受步長,定義新的有足夠下降的迭代點。
  11. In general trust region method, a trial point is accepted as a new iterate and the procedure is repeated if the true reduction achieved by the objective function at this point is comparable with the reduction predicted by the quadratic model

    考慮到在一般的信賴域法中,當目標函數沿該的實際下降和預計下降擬合得比較好時,則由該得到新的迭代點並調整信賴域半徑。
  12. In chapter four, problem about parameters of gpc on - line tuning in frame of satisfactory control is researched, and a satisfactory model for multi - parameters on - line tuning is defined, and proposed a formula based on grade conception and one - dimension searching method. it ' s shown that the system ' s performance can be improved by this approach

    對多參數調整優化問題給出了滿意優化模型,並且對由此形成的多變尋優問題引入了梯度的概念和一維法給出了該多參數尋優問題求解迭代公式的杜十模糊btai與模糊約柬的浦意優化控制形式。
  13. Then it presents the design of information push service based on agent by using artificial intelligence technique. a brief introduction of each function module in this system and their internal transaction sequence are followed. the detail design and implement of key parts in each module is also given, which includes setting up user interest model with vector space model, searching information by using word segmenting and searching engine, filtering information using sorting algorithm, ordering information using pagerank algorithm

    本文首先分析了傳統的信息「拉取」式存在的主要問題以及推送技術的產生;然後結合人工智慧領域的agent技術,提出了基於agent的信息推送服務的總體設計,並簡要闡述了各功能模塊的內部處理流程和思想;接著給出了各模塊的詳細設計與實現,主要包括:利用空間模型( vectorspacemodel )建立用戶興趣模型,通過分詞並與引擎協作實現信息檢,採用分類演算法對已檢的信息進行過濾,用pagerank演算法對信息排序。
  14. Firstly, a simple and practical representing method of the tooth edge tangential vector is applied to replace the traditional differential formula, the simple solving technique of edge contact problem makes the geometric edge contact analysis of the complex curve surface realize. secondly, using numerical searching and mathematical programming method solves the contact directions and loaded contact problem. finally, whole numerical simulation method is provided for loaded tooth contact analysis of high contact ratio spiral bevel gears

    首先以一種簡單實用的輪齒邊緣切矢的數學表示法取代了經典的微分表達式,大大簡化了幾何邊緣接觸的求解,使復雜曲面的幾何邊緣接觸分析得以實現;其次又採用數值與數學規劃法求解了邊緣接觸的主和承載接觸問題,為高重合度弧齒錐齒輪承載嚙合全過程的數值模擬提供了完整的法。
  15. On the further study of image vectorization principle, an auto - adapting adjust approach based on direction module is proposed to track image edges, which optimized paths searched

    研究了基於圖像邊緣矢化原理,提出了基於模塊的自適應調節法,對圖像邊緣進行跟蹤,優化了輪廓路徑。
  16. As a straightforward method, the full search algorithm ( fs ) is widely used because of its high performance. usually, fs is computationally expensive in a video encoder. as a result, in order to reduce the heavy computational load of fs, active research has focused on fast bmas for a long time and several sub - optimal search algorithms for block - based motion estimation have been developed. these include : three step search ( tss ), four step search ( fss ), two - d logarithmic search, orthogonal search, cross search, etc

    目前塊匹配運動估計演算法有很多,如全法、三步法、共軛法、二維對數法、交叉法、鉆石法以及四步法等,它們各有優缺點,全法精度高,但計算大,三步法和交叉速度較快,但誤差較大,容易陷入局部最小值。
  17. In order to solve the problem that current search engines provide query - oriented searches rather than user - oriented ones, and that this improper orientation leads to the search engines ' inability to meet the personalized requirements of users, a novel method based on probabilistic latent semantic analysis ( plsa ) is proposed to convert query - oriented web search to user - oriented web search. first, a user profile represented as a user ' s topics of interest vector is created by analyzing the user ' s click through data based on plsa, then the user ' s queries are mapped into categories based on the user ' s preferences, and finally the result list is re - ranked according to the user ' s interests based on the new proposed method named user - oriented pagerank ( uopr ). experiments on real life datasets show that the user - oriented search system that adopts plsa takes considerable consideration of user preferences and better satisfies a user ' s personalized information needs

    針對當前的引擎提供面查詢、而非面用戶的服務,從而導致引擎無法滿足用戶個性化的需求這一問題,提出了一種基於plsa的新法,將面查詢詞的轉變成面用戶的.首先,通過分析用戶查詢歷史和瀏覽記錄建立代表用戶模型的用戶興趣,在用戶發出查詢時用戶的查詢詞根據用戶興趣被映射到興趣分類上,最終根據面用戶排序演算法將返回結果列表重新排序.實驗表明該面用戶系統能夠充分考慮用戶的偏好,從而更好地滿足不同用戶的信息需求
  18. Indentificatiort is also the first step towards studies on protein co - and post - translational modification, and ultimately, function. in the present study, the total proteins of the photo - thermo sensitive genie male - sterile rice ( oryza sativa, peiai64s ) spikelet at meiosis stage were used as the material. by optimizing crucial factors and procedures such as sample treatment, electrophoresis parameters, and gel concentration, 2 - d maps with high quality and reproducibility were obtained

    用兩種法對經雙電泳分離的凝膠上的蛋白質點進行了初步鑒定,一是通過電印跡轉移把蛋白質轉到pvdf膜上,再用edman降解的法測得部分相對分子質在10000 - 30000da的蛋白質點的n -端序列,通過網上其同源性對其進行鑒定,並確定該點在凝膠上的位置。
  19. The best search direction was decided by the new swarm which was built by the best individual of each chromosome

    通過各種群中各染色體的最優個體,組成一個新的種群,並以此種群作為當前最優種群來確定子門的全局最優
  20. Block motion estimation using full search is computationally intensive, many fast algorithm have proposed to reduce the computation at the expense of less accuracy of motion estimation. in this paper, we present a new fast and efficient search algorithm for block motion estimation. the proposed algorithm is based on the ideas of predicted starting search point, subsampled block distortion measure, center - biased distribution of motion vector, multiple - candidate diamond search. from the experimental results, the proposed algorithm is superior to many other well - known fast algorithms in both quality performance and computational complexity

    演算法採用多步法,利用相鄰塊之間的運動相關性,選擇反映當前塊運動趨勢的預測點作為初始點用子采樣塊匹配失真度來減少計算利用運動矢的中心傾的分佈特性,用多侯選點鉆石形狀法來提高運動估計的速度和準確性。
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