真分數理論 的英文怎麼說

中文拼音 [zhēnfēnshǔlún]
真分數理論 英文
true score theory
  • : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
  • : 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
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 理論 : theory
  1. Sequentially, the author discussed the technologies of medical image 3d visualization according to the clinical applications. with the development of computer, 3d visualization and computer graphics, the 3d visualization of medical images has progressed from fourier transform and convolve inverse projection to mpr ( multi - planar reformation, mpr ) and mtp ( maximum intensity projection, mtp ), nowadays, the real 3d reconstruction method, surface and volume rendering has risen. the image registering, image segmentation, pixel data set construction and 3d special interpolation are the key technologies in medical images 3d reconstruction

    隨著計算機技術、三維可視化和計算機圖形學的發展,醫學圖像的三維可視化技術也從傅立葉變換、卷積反投影等基本圖像處演算法,發展到正的三維重建演算法:面繪制和體繪制;醫學圖像的三維可視化技術的應用也從三維醫學成像發展到虛擬內窺鏡,以及今天的虛擬可視化人體研究;而圖像的配準、圖像割、體據集的構建、三維空間插值則是醫學圖像三維可視化實現過程中的關鍵技術環節。
  2. With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed

    本文在深入研究空微電子器件場致發射的基礎上,根據圓錐形、楔形陰極空微電子三極體的不同特點,別建立了物學模型,在考慮空間電荷密度影響的前提下,以有限元法為基礎採用迭代的方法計算出空微電子三極體內的電勢佈情況,繪制出了等勢線、電子軌跡線,並得到了器件電學性能隨幾何參的變化情況。
  3. The research emphases of the paper include the establishment of terrain model and the realization of detail of surface. during the establishment of terrain model, the theory of fractal and the characteristics of ivs, fractal brown motion ( fbm ) are discussed and compared, and prove the model is adapt to the feature of the physiognomy

    地形模型的建立和地表細節的表現是本文研究工作的重點,在建立地形模型的過程中,析了形法中的隨機插值、布朗運動( fbm )的原並進行比較,證了其學模型與實地貌特徵基本吻合,並運用隨機插值法( insert - valuestochastically , ivs )實現了地形的形模型。
  4. Some problems with regard to the development of urban public transportation are taken apart seriatim in the base of many internal and international research productions analysis, combining some actual employments in xi ' an urban public transportation, according to the basic idea of system engineering, using system analysis, system design and system decision - making technical method, cooperating theories and methods of some basic subjects such as economics, mathematics and operational research. favorable research productions are acquired and it can coach practice production

    本文在析大量國內外關于城市公共交通方面研究成果的基礎上,結合我們對西安城市公共交通做的許多實際工作,依據系統工程的基本思想,運用系統析、系統設計和系統決策的技術方法,配合經濟學、學、運籌學等基礎科學的和方法,對城市公共交通系統發展所涉及的問題進行了逐一剖析,取得了良好的研究成果,能正指導實際生產。
  5. At the same time, this thesis focuses on the theoretical research on the lbgk method and discusses the inner relation between the lbgk and the n - s equations. the relationship among the selection of velocity group, the forms of equilibrium distribution functions, and the macroscopic n - s equations is clearly revealed. lbgk method has many advantages, such as easy dealing with the complex boundary conditions and high amenability to parallel computing

    本文系統地總結了各種lbgk模型,特別是對lbgk模擬二相流和多相流模型進行了認地研究;同時從新的角度對lbgk進行了研究,用全新的方法探討了lbgk和n - s方程的本質聯系,清晰地揭示了速度族的選擇、平衡態佈函的形式和宏觀ns方程三者之間的關系。
  6. Therefore, a model of three sectors, respectively referring to domestic sector, manufacturing export sector and primary product export sector, has been established here to measure the technology spillover effects of export on domestic sector. finally, based on a broader framework, this dissertation went on to investigate the relationship between openness and china ' s economic growth, while the result shows that though there exists a notable dispute about how to measure the degree of china ' s openness, the index of trade dependence still maintains the better one to reflect china ' s economic openness. in the meanwhile, impulse response function ( irf ) method and forecasting errors variance decomposition ( fevd ) method, both of which are based on the vector auto - regression ( var ) system, are used here to investigate the dynamic relationship between openness and china ' s economic growth

    與傳統不同,新增長和新貿易都強調技術進步的作用,因此本文構建了一個三部門的技術外溢效應模型(國內部門、工業製成品出口部門以及初級產品出口部門) ,考察了工業製成品出口和初級產品出口對國內非出口部門不同的技術外溢效應;第四,從更加廣闊的視野就貿易開放度與中國經濟增長問題進行研究,有關貿易開放度如何度量一直是存在較大爭議的問題,本文首先對該類研究文獻進行了較為詳盡的述評,然後運用生產函方法對所選取的5個貿易開放度度量指標進行了檢驗,結果發現盡管一些已有研究認為外貿依存度無法實度量一國經濟開放水平,但是本文研究結果表明外貿依存度仍是度量我國貿易開放度的較好指標,進一步採用基於var系統的脈沖響應函法以及預測誤差方法解法對貿易開放促進經濟增長的作用進行了動態刻畫。
  7. Abstract : this paper adopts stochastic finite element theory, introduces definability analysis, deals with undefined parameters obviously, and switches the idea of automobile body analysis from definability to authenticity

    文摘:利用隨機有限元,引入確定性析方法,顯示處不定參,實現汽車車身的析思想從確定性析向實性析的轉變。
  8. It also studies the causes of the checkout and the flexibility of employment result. it concludes that the increase of the economy is not the granger cause of nominal employment growth, that is to say, the increase of economy in china doesn ’ t promote of the nominal employment. the decline of the nominal employment elasticity from 1999 is not only because of the improvement of technology, the imbalance of the industry structure, transformation of system and the policy of interest rate, but also because of the inexact statistic data which makes the real employment underestimated

    本文首先利用1978年至2003年的有關據對我國經濟增長與名義就業的關系作了析:根據有關計量經濟學,對據作了平穩性檢驗、協整檢驗和格蘭傑因果檢驗,用建立回歸模型的方法測算出名義就業彈性,並對檢驗結果和就業彈性測算結果作了原因解析,認為我國的經濟增長不是名義就業增長的格蘭傑原因,即我國的經濟增長沒有促進名義就業的增長,我國的名義就業彈性自1990年以來呈下降趨勢,其原因除了技術進步、產業結構失衡、體制轉軌和利率政策外,還有由於統計的原因使得實的就業增長被低估。
  9. There are many decoding schemes for convolutional code, such as sequence decoding algorithm, fano algorithm, viterbi algorithm. but in fact, what ' s used widely is viterbi decoding algorithm. the viterbi decoding algorithm, proposed in 1967 by viterbi, is a decoding process for convolutional codes in memory - less channel, which takes full advantage of convolutional codes. since viterbi algorithm is proposed, it has obtained rapid development whether in theoretics or in practice and been applied to all kinds of data transmission systems, especially to digital wireless communications and deep space communications

    卷積碼的譯碼演算法方案有很多,如序列譯碼演算法、 fano演算法、 viterbi演算法,但是正大規模應用的還是viterbi演算法。 viterbi譯碼演算法是1967年viterbi提出的,它是一種對無記憶通道卷積碼進行譯碼的演算法。它充發揮了卷積碼的特點,因而自viterbi演算法提出以來,無上還是在實踐上都得到了極其迅速的發展,並廣泛的應用於各種據傳輸系統,特別是無線通信和衛星通信系統中。
  10. The advent of the internet and the wide availability ofcomputers, scanners and printers make digital data acquisition, exchange and transmission a simple task. however, making digital data accessible to others through networks also creates opportunities for malicious parties to make salable copies of copyrighted content without permission of the content owner. digital watermarking is likely to be a potential solution to this problem. digital watermarking has been proposed as a solution to the problem of copyright protection of multimedia documents in networked environments. it makes possible to embed a watermark ( such as identification data, serials number, text or image etc. ) to multimedia documents allowing copyright protection, secret communication, document authentication and so on. in this paper, we present a new digital image watermarking method based on svd ( singular value decomposition ), and then give some theoretical analysis about the algorithm. extensive experimental results show that this method is much more robust than other methods presented before

    隨著計算機和網路技術的飛速發展,字圖像、音頻和視頻產品愈來愈需要一種有效的版權保護方法,另外通信系統在網路環境下的信息安全問題也日益顯露出來.字圖像水印技術為上述問題提供了一個潛在的解決方案.所謂水印技術就是將字、序列號、文字、圖像標志等版權信息嵌入到多媒體據中,以起到版權保護、秘密通信、據文件的偽鑒別和產品標志等作用.本文提出了一種新的基於奇異值解的字水印演算法並且對該方法的基礎給出析.實驗結果表明這種方法要比目前提出的流行演算法魯棒
  11. On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed

    本文在透鏡成像的基礎上,系統、深入地析了共焦掃描顯微成像的機述了應用單模光纖的激光共焦掃描顯微成像系統的優點;進行了總體方案的證,並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案;從上推導析了解析度要求與試驗系統中相關器件主要參之間的關系,析了系統耦合效率和漸暈現象對光學系統的設計要求;完成了方案中光學系統和二維掃描控制電路的設計,並在電路設計中採用了用軟體解決檢流計式光學掃描器(振鏡)非線性問題的新方法,能夠實現較為想的二維模擬掃描;完成了高增益、低噪聲和低失的探測接收系統的設計和調試。
  12. This paper aims at the relevant study on internet - based item bank and test system. based on analysis and comparison of true score theory, the classical test theory and item response theory, the modern test theory, this paper mainly discusses test paper preparation on network and test quality analysis

    本文針對基於internet的題庫及測試環境進行相關研究,在對經典測試?真分數理論( truescoretheory )與現代測試?項目反應( iternresponsetheoryirt )析比較的基礎上,主要對網上組卷及考試質量析進行探索。
  13. Operator theory, like every other part of mathematics, cannot be properly studied without a large stock of concrete examples.

    運算元如同學的每一其它部,如果沒有大量具體例子作為儲備,就不能正地進行考察和研究。
  14. In this paper, systemic theoretic analysis of the relationship of stock structure and operating performance is progressed, based on this, theoretic study and demonstration analysis organic fall together, and the neural networks model that can reflect their relationship total and systemic is established. the input variable of the model can reflect the panorama of stock structure, also, it can embodiment other influence factor of company performance. the evaluation target system that can reflect the operating condition of listed companies completely, impersonality and truly is advanced, at the same time, the best result weights confirm method is brought forward, thereby, the fuzzy integrate evaluations method is improved

    本文對股權結構與經營績效之間的關系作了系統的析,並在此基礎上,將研究和實證析有機地結合起來,建立了一個能全面、系統地反映它們之間關系的神經網路模型:該模型的輸入變量在反映股權結構全貌的同時又體現了公司績效的其它影響因素;提出了可以全面、客觀、實地反映上市公司經營狀況的評價指標體系,同時提出了最佳結果權重確定法,從而改進了模糊綜合評價方法,並利用改進的模糊綜合評價法求出公司經營績效的綜合量化值作為神經網路的期望輸出;改進了神經網路模型的演算法,使其在樣本據相對較少的條件下也能很好地在性態上模擬被逼近函
  15. The interpolate technology just like a " ruler ", the resolving power of the " ruler " affect that the sampling points are arrayed correctly on time axis, and is determined by the multiple of the double slope integral amplifier. so it is core in the whole project. the project apply the complicated program logical device ( cpld )

    內插技術的應用使得隨機采樣能夠得以實現,內插技術相當于測量用的「尺子」 , 「尺子」最小辨能力決定了最後采樣點重新在時間軸上位置排列的實可靠程度,這里尺子的最小辨能力是由雙斜率積時間擴展器放大倍決定的,所以說該模擬充放電放大電路在整個方案中是個很關鍵的部
  16. Frequency response, quantization noise, reconstruction error and its sensitivity to mismatch among adcs are studied at length in prqmf banks adc system, and the theoretic results include : ( 1 ) the distortion / aliasing functions of hybrid filter banks adc system is similar with that of switch capacitor filter banks adc system ; ( 2 ) for wide or narrow band input signal, the effective resolution of the two adc systems is 0. 51og2m bits higher than their adc ; ( 3 ) reconstruction error ' s sensitivity to mismatch among adcs of the two adc systems is reduced effectively than time interleaved adc system

    2對prqmf濾波器組adc系統的頻響、量化噪聲特性、重建誤差特性以及重建誤差對adc間的失配敏感性進行了析研究,所得到的結果為: ( 1 )混合濾波器組adc系統與開關電容濾波器組adc系統的失/混迭函一致; ( 2 )無輸入寬帶還是窄帶信號,這兩種adc系統的有效解析度均比其adc提高了0 . 5log _ 2m比特; ( 3 )這兩種adc系統的重建誤差對其adc間的失配敏感性均明顯低於時間交織adc系統。
  17. In this paper, we begin with actual products designs and then combine the real conditions. on condition that technique conditions requirements were satisfied, by adopting electromagnetic field numerical analysis and experimental research, the electric field distribution inter - phase and to ground of 12kv metalclad withdraw switchgear vacuum circuit breaker is described accurately. the electric field distribution and movement in different conditions are also confirmed

    本文從實際產品設計入手,結合現實情況,在滿足技術條件要求的基礎上,通過採用電磁場的值模擬析及實驗研究,準確地描述了12kv配電系統中置櫃空斷路器相間及對地全場域電場佈情況,確定了中置櫃在不同情況下的電場佈、變化情況,通過的計算和析,對產品的絕緣進行了校核與驗證,通過多種方法的比較,進而得到合的布置結構和達到最佳的絕緣配合,為實際產品的開發和設計提供了依據。
  18. The traditional methods are to solve the linear algebra equations directly, based on matrix factorization such as lu decomposition. with this kind of methods, the " true " solution can be derived if there is no consideration of the round error

    解線性代方程組的傳統方法是利用lu解等直接求解,雖然傳統方法具有上直接得到解的優點,但當系矩陣條件很大時,存在嚴重的穩定性問題。
  19. My thesis has three parts : in part 1, i briefly introduce the background of the selected title, the goal of research and research meaning of this text. i mainly study the concept, the theory putted forward by the economists about the reason causing economic fluctuation and the macroeconomic control to economic fluctuations. in part 2, i regard chinese economic cycle as the observing object, using the traditional method and economic mathematical model to measure and analyze chinese economic cycle systematically since the reform, then i study the nature, characteristic and main influencing factor of chinese economic fluctuations since the reform of 20 years

    本文的研究工作主要由三部內容組成:第一部首先簡要介紹了本文的選題背景、研究的目標和研究意義,然後重點考察了經濟周期的概念、各國經濟學家解釋經濟周期發生原因的一般以及經濟周期波動的宏觀調控等內容;第二部主要以改革開放以來中國經濟周期波動為研究對象,運用傳統方法和經濟學模型對這一時期中國經濟的周期波動進行了詳細、系統地測定,並考察了改革以來中國經濟周期波動的性質、特徵以及主要影響因素;第三部重點析了中國經濟波動的正原因及其傳遞機制,並在前文研究的基礎上,依據「反周期」探討了對中國經濟周期波動進行調節的基本思路和對策。
  20. In virtue of the knowledge related to fractal theory, all fractals algorithms in the paper have already been realized on computer, such as mandelbrot sets, julia sets, l system and iterated function system, etc. and their fractal figures have been drawn. meanwhile, to obtain a better visual effect and simulate actual natural scene, software adopts the real color and color palette to enrich figures, and color animated cartoon to change them. to show the self - similarity and infinitive tractility of fractal figures, partial zoom has been made on them

    本文運用實現多種形演算法,在計算機上生成mandelbrot集, julia集, l系統, ifs迭代函系統等典型的形圖形,同時運用彩色及調色板技術豐富圖形的色彩,實現了色彩動畫,使其更實的模擬自然景物;運用鼠標編程技術實現對圖形局部的放大和縮小,體現形圖形的自相似性和無限延展性;提供多組參,利用形圖形的混沌特性,通過微小的參變化,生成完全不同的形圖形。
分享友人