聚類 的英文怎麼說

中文拼音 [lèi]
聚類 英文
clustering
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : Ⅰ名1 (許多相似或相同的事物的綜合; 種類) class; category; kind; type 2 (姓氏) a surname Ⅱ動詞...
  1. Finally, this thesis explored incremental algorithm, which featured normally in addable and non - iterative with some advantages, such as applicable to large and dynamic database, lower demand for memory, implementation of parallel processing and incremental update

    增量演算法的要求是聚類特徵一般是可加的、非迭代的,該文提出了一種基於密度的網格聚類演算法gdclus ,並在此基礎上提出了增量式演算法igdclus 。
  2. 4. an object detection method with em ( expectation maximum ) algorithm of dynamic layer representations is researched and improved. previous algorithm contains optical flow computation, affined transformation, and clustering algorithm, and it is not convenient for detecting object quickly

    4 .分析並改進了基於em ( expectationmaximum )演算法的運動目標分層檢測演算法,早期演算法由於涉及光流場求解、仿射變換、聚類合併等復雜運算,計算量大,不適合圖像序列的快速處理。
  3. The results showed that the mean proportion of polymorphic loci ( ppb ) of anabasis aphylla, which comprised 3 subpopulations ( 58 individuals sampled ), generated by 16 primers was 94. 56 %, the value of ppb of ceratocarpus arenarius, which had 4 subpopulations ( 80 individuals sampled ), using 16 primers was 98. 00 %. the paper had proved that the higher genetic diversity and the genetic differentiation existed in the populations of boih anabasis aphylla and ceratocarpus arenarius, while the latter had much more genetic diversity than the former. moreover, the study discussed the shannon information index and nei ' s gene diversity index of the two species natural populations, which indicated that there were more genetic variations within the subpopu

    另外,通過rapd資料的聚類分析及相關性分析研究,發現無葉假木賊和角果藜自然種群的遺傳結構與綠洲沙漠過渡帶的微生境生態因子(主要是土壤因子)相關,其中無葉假木賊亞種群遺傳多樣性水平不僅與土壤含水量( w ) 、鉀鈉離子濃度( k + na )和氯離子濃度( cl )呈顯著的正相關( p 0 . 05 ) ,還與土壤中有機質( som ) 、全氮( nt )和全磷( pt )含量呈顯著的負相關;同時,角果藜種群的遺傳多樣性水平與土壤中有機質( som )和全氮( nt )含量呈顯著的正相關,而與co _ 3 ~ ( 2 - )濃度呈顯著的負相關;除此之外,其它土壤生態因子與兩物種遺傳多樣性水平的相關性均不顯著(卜0 . 05 ) 。
  4. The article explained the formation and development of the category study from philosophy and psychology, 4 points of view about perceptual classifying, classifying and clustering in methodology, connection between design solution and analogism

    論文從哲學和認知心理學的角度闡述了別研究的形成與發展,以及關於人的知覺分行為的四種觀點(規則觀、原型觀、樣例觀、理論觀) 、方法學上的分聚類、設計求解與比推理的關系。
  5. And clustering analysis uses mathematics " method to study and deal with the classification of the given data and the degree of benignity and scattering between every two clusters. it ' s a tool to analyze data under no hypothesis

    聚類分析則是用數學方法研究和處理所給對象的分以及各之間的親疏程度,是在對數據不作任何假設的條件下進行分析的工具。
  6. This paper adopts an adaptive learning algorithm based on hierarchy clustering to update user profile, which continuously abstract the cancroids of one class of optimum information from the feedback flow of system, which effectively shield the learning process from plenty of feedback noises produced by distorted threshold and sparseness of initial information, which also can imitate artificial feedback approximately to perfect the intelligence of adaptive learning mechanism

    摘要本文採用一種基於層次聚類的自適應學習策略,從系統反饋的信息流中,動態提取一最優信息的質心更新用戶模型,有效屏蔽了閾值失真和初始信息稀疏造成的大量反饋噪聲,並且能夠近似模仿人工反饋,完善自適應學習機制的智能性。
  7. In accordance with the problem that the fcm algorithm is quite time - consuming for search out cluster cancroids and may not be suitable for on - line modeling and control. this dissertation proposed an improved fuzzy identification method based multistage random sampling fuzzy c - means clustering algorithm ( mrfcm ). it has higher approximate precision and the cpu time has slowed down sharply compared with the common fuzzy

    Johnyen和liangwang介紹了幾種應用於模糊模型的信息優化準則,本論文在此基礎上對統計信息準則進行一些改進,並與快速模糊聚類和正交最小二乘方法結合,提高了模型的辨識精度和泛化能力。
  8. In addition, we also found that an evident crossing - infection happened in three frankia strains tested, which were respectively isolated from myrica and casuarina

    此外,聚類分析還表明,不同宿主來源的菌株之間存在著交叉,特別是來自於木麻黃和楊梅的菌株,其交叉尤其明顯。
  9. 20 freeman l c. a set of measures of centrality based upon betweenness. sociometry, 1977, 40 : 35 - 41

    該演算法能夠基於先前計算出的共體結構快速對增量后的網路重新聚類
  10. 22 freeman l c. a set of measures of centrality based upon betweenness. sociometry, 1977, 40 : 35 - 41

    Mcs演算法的基本原理是基於聚類測度clustering centrality概念的矩陣變換。
  11. First, strategy analyzing : through analyzing the inner and outer environment factors such as history, resources, competence and its strengths and weaknesses, we identified the firm ' s competitive advantages, core competence and long term goal. especially, we compare and arrange the order of civil listing cement enterprises in china through establishing a series of relevant indexes and fuzzy subsets method. we forecast the firm ' s next 5 years manufacture capability by recession analysis

    論文分析了企業的內外環境,歸納出企業優劣勢及企業發展的機會和方向,特別通過對企業歷史、資源、能力的分析,總結出企業的戰略目標及核心能力,通過建立相關指標體系及模糊聚類對水泥行業上市公司的競爭地位進行了比較分析與排序,通過二元回歸方法對秦嶺水泥的生產規模進行預測。
  12. The thesis discuss the data mining principle and technology from application and the fact of guizhou telecom. by uniting the designing and developing processes, the system cleanout, change, loading the volume custom operation data into the data warehouse that used many analyst methods such as clustering analyst, forecast analyst to make the function of subdividing custom colony and running and improved the competition core ability of enterprise

    同時,針對貴州電信海量的客戶運營數據,經過清洗、轉換、整合到數據倉庫中,採用了多種分析方法,如聚類分析、預測分析,實現了客戶群細分、客戶流失預測等功能,極大的提高了貴州電信核心競爭力。
  13. In the end, cluster - analysis - based floating control historical regression method with uniform precipitation and atmospheric precipitable water as metoorological covariates could more validly evaluate efficiency of cloud seeding operations and significant level of ca - fcm method was higher than the other methods, because it adopted cluster analysis which highly improved the correlativity between rainfall distributions in the control area and target area, and used grid interpolation which enhanced exactness of calculating precipitation rainfall, and chose atmospheric precipitable water as the covariant which increased the inferential accuracy of natural rainfall on the cloud seeding operational area

    最後,得到以降水量和整層大氣可降水量為協變量的ca - fcm方法,由於採用聚類分析( ca )方法,提高了對比區和影響區相關性;採用網格插值技術提高了雨量的計算準確度;引入了不受催化影響的物理協變量(整層大氣可降水量) ,提高了作業區自然降水量估計值的準確性;所以評估效果最好,顯著水平高於0 . 05 。
  14. Any software that calls and uses the ole db api

    聚類分析是一種非監督學習技術。
  15. Secondly, the thesis bring ups to make use of mathematics clustering analysis method, combine with analysis the accident occur rate of each occupation ( business enterprise ), the death rate of employment injury, the severely wounded rate of employment injury, the slight wound rate of employment injury, the death rate of occupational disease, the occur rate of occupational disease and the circumstance of employment injury overhead and so on, to classify the risk grades of occupation ( enterprise ). according to the clustering consequence, the grade differential rate of the

    其次,論文運用數學聚類分析方法,結合各行業(企業)的事故發生率、工傷死亡率、工傷重傷率、工傷輕傷率、職業病死亡率、職業病病傷率以及工傷費用支出情況等指標進行行業(企業)風險等級分。根據分結果,合理確定各行業風險等級差別費率。再次,論文通過對國內外現行工傷保險費率浮動方法的研究,提出了結合企業千人死亡率、千人重傷率、千人輕傷率和支收率指標來確定企業費率浮動的方法。
  16. And then, some common methods of gdm, such as the ahp method, the weighted geometric mean method ( wgmm ), the borda - kendall method, the minimum variance ( mv ) method, the clustering analytic method, the cook - seiford distance measure, cb measure, the maximum and the minimum expected values, the concordance and discordance indices, etc., are used to discuss some consensus problems of gdm, including the consistency of the complex judgment matrix in ahp, the consensus methods of the aggregation of individual preferences ; the aggregation of analytic hierarchy process methods based on similarities in decision makers " preferences, a consensus measure on multiple criteria group decision making

    接著本文採用了群體決策中常用的一些方法(如: ahp法,加權幾何平均法, borda - kendall方法,最小方差法,聚類分析法, cook - seiford距離測度法, c _ b測度法,最大最小期望值法,一致性非一致性指標法等)對群體決策中的幾個一致性問題進行了研究,這些問題包括: ahp中復合判斷矩陣的一致性,個體偏好序集結的一致化方法,基於決策者偏好相似性的層次分析模型的集結中的一致性問題和多準則群體決策的一致性測度。
  17. Clustering analyse is a method of data disposing and include hard clustering, fuzzy clustering and feasibility clustering. the operation speed of hard clustering is higher, but it dissevers the relations of samples. fuzzy clustering overcome it, but there is local best the thesis brings up a improved method to overcome it by combining hard clustering and fuzzy clustering

    針對聚類分析中的硬聚類方法、模糊聚類方法和可能性聚類方法,硬聚類方法速度快,但割裂了樣本之間的聯系;模糊聚類克服了這一缺陷,但存在局部最優,為此將硬聚類和模糊相結合,提出一種新的聚類分析方法。
  18. Based on the careful analysis of present clustering algorithm, we give two text clustering algorithms : ek ( exact k - means algorithm ) and dbtc ( density - based text clustering ), and discuss the results of clustering experiments

    對現有聚類演算法進行了仔細分析,給出了兩個文本聚類演算法: ek演算法和dbtc演算法。對這兩種演算法進行了詳細介紹,並分析了聚類實驗的結果。
  19. Hydraulic control system of double - cylinder vessel gate is a sort of typical electrohydraulic proportional control system0 in order to study electrohydraulic flux control characteristics of this system, i have analyzed the principle of this hydraulic control system, and made its mathematics model ? in double - cylinder hydraulic system, it is necessary to process electric synchronous control in this hydraulic system, this paper also introduces a sort of fnn ameliorated from the point of view of intelligent control theory, and clarifies the principle of applying that network to achieve synchronous controlo at the same time, the means of fuzzy configuration analysis is used for network training, the comparative experiments make known that the method of applying fnn to realize synchronization control is feasible, furthermore, its effect is better than others0 this paper puts forward that a distributed control system can be used to monitor and control vessel gate within a real - time or remote distance, the basic project, structure, applications and functions of computerized scada system in hydraulic system of vessel gate is introduced ? a double layer network structure, epigynous and hypogynous machine network, is applied to this system, in accord with the application of technique such as plc, integrated software etc, this paper introduces the methods and application to achieve the computerized scada system in the task, and analyzes the characteristic of this system, in this paper, the application of configuration in monitor and control system of vessel gate is discussedo in addition, in accord with the application of technique such as visual basicb

    雙缸船閘液壓啟閉控制系統要求解決同步控制問題,文中從智能控制理論角度出發,採用了一種改進的模糊神經網路,結合模糊聚類分析方法,闡述了應用該網路實現同步控制的原理。通過對比模擬實驗表明:應用模糊補經網路實現同步控制是可行的,而且它的同步控制效果要優于傳統的設置主從令缸控制方法,具有良好的魯棒性能。另外,本文提出了建立船閘控制系統的分散式控制系統,介紹了船閘液壓控制系統的計算機監控系統( scada )的方案、結構、應用和主要功能,採用雙層網路化結構:上位機網路和下位機網路,並結合plc通信網路技術和組態軟體等技術構成的計算機監控系統的實現方法,實際應用,分析了這種較新的系統模式在船閘液壓控制系統的計算機監控系統的功能實現中所具有的特點。
  20. Considering that the enterprise cannot research the " customer - enterprise " value deeply, on the basis of that, the paper puts forward evaluating system of customer value in the enterprise according to value contribution, applies ahp to analyze weight of the indexes in consultation with marketing management and selling personnel of the enterprise and relevant experts and then exert clustering analysis and sas software to classify the customers according to the current value and potential value, provide the strategies of the customer classification management. in addition, any resource is exiguity, including economical resource. this paper defines economical resource, puts forward the model of optimum distributing resource and utilizes the method of linear regress equation to get result, which to grope for a new method about calculating marketing expenditure

    本文首先界定了客戶和客戶價值的含義,同時闡述了關系營銷中客戶價值的理論以及客戶價值的影響因素,針對目前「客戶?企業」價值的研究還不成熟的研究現狀,以及現實中還沒有定量分析客戶價值大小的方法,本文提出了一套具有可操作性的客戶價值評價的指標體系,對客戶可以進行比較全面的、多角度的評價,同時採用ahp法對這個評價體系中的各指標因子賦以合理的權重,然後運用聚類分析法和sas統計軟體對客戶群進行了科學地細分,在此基礎上幫助企業制定出不同細分客戶群組的營銷策略;除此之外,考慮到目前企業對于營銷資源的合理分配問題還沒有進行過深入地討論,本著企業經營的根本目的是盈利的原則,論文結合經濟學原理以及計量經濟學中的多元線性回歸分析提出了實現利潤最大化的營銷資源配置的優化模型,旨在探索一種銷售費用最優配置的方法。
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