因子分解法 的英文怎麼說

中文拼音 [yīnzifēnjiě]
因子分解法 英文
factoring method
  • : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 解動詞(解送) send under guard
  • : 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...
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的類方在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與類得到決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被類研究和植被定量反演的重要基礎;像元的導數光譜析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價的定量反演模型,並析了模型的適用性。
  2. First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed

    本文介紹了微動損傷的機理和微動疲勞壽命的研究方;利用ug軟體對燕尾榫聯接結構創建了參數化實體模型;基於ansys軟體平臺求彈性接觸問題,獲得了榫聯接結構接觸應力及接觸狀態量的佈;在已有微動疲勞壽命預測模型的基礎上,引入載荷頻率影響,對低周、高低周復合載荷作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測,與試驗結果對比表明採用本文提出的方預測榫聯接結構的微動疲勞壽命是有效的。
  3. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與熱成風對中尺度對稱不穩定的影響。運用析的方求出了擾動流函數的表達式和對稱不穩定的判據,發現環境參考位溫隨高度的變化與熱成風使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大,這有利於對稱不穩定的發生。第三,採用f平面、非靜力平衡、濾聲波模式,討論了中尺度垂直環流非線性攝動析及演變方程。
  4. Another general method explored by viets was to factor the polynomial into first degree factors.

    威茨所探求的另一個一般性方是把多項式成一次
  5. A dynamic hierarchical description method for workflow is presented. the method provides a dynamic hierarchical way to define a workflow with non - determinate or dynamic factors. with this method, the main process defined at build - time can be reified and extended by the principle of the sub - organizations at either the build - time or the run - time. to ensure the consistency and integrity of the description, a series of constraint rules are also discussed to realize seamless integration between a decomposed process and its original one. this approach supports the description of unpredictable uncertainties, the dynamic hierarchy of business process, and the dynamic modification of enterprise organizations, and all of these improve the flexibility and extendability of workflow management systems dramatically

    為支持流程中不確定性素和動態素的描述,提出了柔性工作流的動態層次描述方,使得流程設計人員在流程定義階段定義的主流程可以在任意時刻由組織的負責人進行細化和擴充.為保證動態層次描述的正確性和完整性,討論了動態層次描述的一系列約束規則,確保后的流程與原有流程實現無縫銜接.該描述方支持對不可預知的非確定性素的描述,支持業務流程的動態層次描述以及組織機構的變化,極大地增加了工作流管理系統的柔性和可擴展性
  6. Back extraction by hno3 - hf and back extraction by concentrated hnch after lower the concentration of organic phase are studied, the method of back extration by hnorhf can not be used to icp - ms, because some zirconium is hydrolysis when hf is removed by heat. however, the method of back extraction by concentrated nitric acid after lower the concentration of organic phase can be used to icp - ms, the recovery is 93. 2 %, rsd % is 5. 24 %, the decontamination factor of uranium is 3. 2xl04, the detection limit of zirconium is 0. 04ng / ml. the method of tta extracting trace zirconium in uranium is firstly used to icp - ms, the result is satisfied, it can be used to determine zirconium in uranic production quickly and veraciously

    本文通過研究hno _ 3 - hf反萃和稀釋有機相後用濃hno _ 3反萃這兩種離方,認為hno _ 3 - hf反萃由於在加熱去除hf時酸度不易控制,導致鋯的部而此方不宜用於icp - ms中,然而稀釋有機相後用濃hno _ 3反萃用於icp - ms測量中,全程回收率為93 . 2 ,相對標準偏差為5 . 24 ,鈾的一次去污為3 . 2 10 ~ 4 ,鋯的測定下限為0 . 04ng / ml ,本文首次將tta萃取離鈾中鋯用於icp - ms測量中,結果令人滿意,此方適用於快速、準確測量鈾產品中微量鋯。
  7. To improve the accuracy of node trust evaluation in a distributed network, a trust model based on the experience of individuals is proposed, which establishes a new trust assessment system by introducing the experience factor and the comparative experience factor. the new evaluation system considers the differences between individuals and interactive histories between nodes, which solves the problem that nodes have inaccurate assessments due to the asymmetry of nodes to a certain extent. the algorithm analysis indicates that the new model uses different deviating values of tolerance evaluation for different individuals and uses different updating values embodying node individuation when updating feedback credibility of individuals, which evaluates the trust value more reasonably and more accurately. in addition, the proposed algorithm can be used in various trust models and has a good scalability

    為了提高散式網路中各節點信任評價的準確度,提出了一種基於個體經驗的信任模型.該模型通過引入經驗和相對經驗的方,建立了新的信任評價體系.這種新的信任評價體系考慮了個體節點的差異問題,在計算節點的信任值時考慮了節點間的交互歷史,這在一定程度上決了由於節點的非對稱性而導致的信任評價不準確的問題.演算析表明:新模型能夠針對不同的個體節點,採用不同的最大容忍評價偏差,並且對個體節點的反饋可信度進行更新時,採用不同的更新值,體現了節點的個性化特徵,使信任評價更加準確合理.此外,所提出的新演算能夠運用到多種信任模型中,具有很好的可擴展性
  8. The content of this paper is arranged as foll owing : chapter 1 introduces the concept of credit, credit risk and credit assessment, as well as the history and development of credit assessment ; chapter 2 introduces the history of ai technology, and the background of expert system and neural network. characters and disadvantages of expert system and neural network are presented respectively and the necessity of combining expert system and neural network is lightened ; chapter 3 shows the process of dealing with sample data, including the treatment of exceptional data and factor analysis, and puts forward the concrete framework of the mixed - expert credit assessment system ; chapter 4 introduces concept of object - oriented technology, and constructs object model and functional model after analyzing the whole system. it also illustrates the implementation of concrete classes by an example of rule class and the inference algorithm in the form of pseudocode ; chapter 5 introduces the structure of the whole system, the major functional models and their interfaces, and the characteristic of the system is also generalized ; chapter 6 summarizes the whole work, and points out the remaining deficiencies as well as the prospective of this method

    本文具體內容安排如下:第一章介紹了信用、信用風險、信用評價的概念,回顧了信用評價的歷史、發展和現狀,並綜合各種信用評價模型,指出這些模型各自的優缺點:第二章簡單描述了人工智慧技術,著重介紹有關專家系統與神經網路的基礎知識,通過總結它們的優缺點,指出結合專家系統與神經網路構造混合型專家系統的必要性;本章還介紹了神經網路模塊的概念,提出了混合型專家系統的一般框架與設計步驟:第三章對樣本數據進行處理,包括異常數據的剔除、析等,提出了信用評價混合型專家系統的具體框架結構,介紹了系統知識庫的主要部、基於優先級的正向推理機制的流程、以及基於事實的自動釋機制的具體實現方;第四章介紹了面向對象技術,進而採用面向對象對信用評價系統進行析,建立了對象模型和功能模型,並在此基礎上,採用c + +語言以規則類為例說明系統中具體類的實現,用偽代碼的形式描述了推理的演算;第五章描述了整個系統的結構,對系統主要功能模塊和界面進行了介紹,並總結系統的特點;第六章總結了全文,指出本文所構造系統存在的不足以及對將來的展望。
  9. Ratio method, factor analysis method and multiple regression model were applied to source apportionment experiment of polycyclic aromatic hydrocarbons ( pahs ) in airborne particulate at traffic areas in nanjing

    摘要通過比值和多元逐步回歸模型對南京市交通幹道區顆粒物中的多環芳烴的源析進行研究。
  10. The approach extends the parallel factor ( parafac ) analysis model from the common data - domain and subspace multiple invariance sensor array ( mi - sap ) formulations to the cumulant one, and forms three - way arrays by using the cumulant matrices got from array outputs, and analyzes the uniqueness of low - rank decomposition of the three - way arrays, then jointly estimates the ranges, frequencies and doas from the matrices via low - rank decomposition

    該演算將通常在數據和空間域應用的平行析模型擴展至高階累積量域,利用陣元輸出計算的高階累積量矩陣構造三面陣,析了該三面陣低秩的唯一性,並從得到的多個矩陣中聯合估計信源距離、頻率及到達角。
  11. By using the arrived fundamental solution, combined with the " pseudo - traction " method and the boundary collocation, the stress intensity factor for crack in a finite plate under compressive loading are solved, the effects of crack direction and boundary condition on the stress intensity factor are analyzed, and the varying curves of the sif along with the width are given

    將所得的基本與「偽力」 、邊界配置相結合,得到了有限板在壓縮荷載作用下應力強度析了裂紋方向和邊界條件對應力強度的影響,給出了應力強度隨板寬的變化曲線。
  12. For example, because of the feature of quantum superposition, scientists have developed some skillful parallelism arithmetic, which can be used to resolve efficiently some hard problems for classical computers, such as factorization of large numbers

    例如:由於量態具有相干疊加的特性,人們構造出量并行演算,它能夠處理一些經典計算很難決的問題,像大數的等。
  13. 3 wang hongyan, wang duoxi, wang yinghua, et al. application of pattern recognition in a factor analysis - spectrophotometric method for the simultaneous determination of rare earth elements in geological samples. analyst. 1995, 120 ( 5 ) : 1603

    4王洪艷,杜國華,王多禧.模糊聚類析稀土配合物吸收峰的研究.高等學校化學學報. 1995 , 16 ( 8 ) : 1195
  14. Approximate factorization method

    近似因子分解法
  15. The field of quantum computers has been revolutionized by the work of shor on factorization of large numbers

    最近,大數等一系列量超快速演算的發現使量計算機的研究取得了革命性的進展。
  16. The thesis analyses the collected information and data with factor analysis method to find out two main factors affecting the company ’ s customer satisfaction. they are training assistant activities and employee service quality in the company. then they are improved from training service and employees ’ attitude in mz

    對收集到的信息和數據運用析的方進行處理,找到了影響公司客戶滿意度的兩個主要素:即培訓輔助活動和公司人員服務,並由此確定了基本的問題決框架。
  17. To solve some existed problems in data mining, the thesis gives out a few resolutions with the new mathematical tool. information theory and multiple statistics are introduced into rough analysis together with rough set theory and other techniques, new results are giving for knowledge discovering, associative rules mining, pattern classification and data cleaning, etc. after a brief summary on data mining and rough set theory, the research works in the thesis can be descript as follows : 1

    Rough集理論是一種新型的處理不確定性知識的數學工具,圍繞著數據挖掘領域存在的問題,本文利用rough集理論與rough析工具,提出若干決方案,同時在具體處理問題過程中引入了信息理論、析等方,與rough析結合使用,討論了rough集技術在知識發現、關聯規則挖掘、模式類以及數據清洗等問題中的應用。
  18. The traction - free condition on the crack line is mended to get more accurate results. it can be expressed by a series of integral equations which can be discretized to a set of linear equations and then it can be solved easily. stress intensity factors ( sif ) are gotten through the root of the linear equations

    ( 2 )推導了遠場應力、熱應力耦合作用下含夾雜裂紋體的應力強度公式,改進了體積力中的裂紋面合力平衡條件,將應力強度的求歸結為一組積方程,再將積方程轉化為線性方程組進行數值求
  19. Vibration analysis method used for determining the dynamic stress intensity factor of three - point bending specimen

    三點彎曲試樣動應力強度的振動析方
  20. On the one hand, factor analysis is used to diagnose operating state of boilers so that the main factors affecting carbon loss of a boiler can be known ; on the other hand, the math model is created

    一方面利用對鍋爐運行情況進行診斷,以了影響一臺鍋爐機械未完全燃燒熱損失的主要素;另一方面嘗試建立機械未完全燃燒熱損失的數學模型。
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