簡化演算法 的英文怎麼說
中文拼音 [jiǎnhuàyǎnsuànfǎ]
簡化演算法
英文
shortcut calculation- 簡 : Ⅰ形容詞(簡單) simple; simplified; brief Ⅱ動詞1 (使簡單; 簡化) simplify 2 [書面語] (選擇人才...
- 演 : 動詞1 (演變; 演化) develop; evolve 2 (發揮) deduce; elaborate 3 (依照程式練習或計算) drill;...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 法 : 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...
- 簡化 : simplify; facilitate; idealization; dilution; simplification; reducing; simplifying; [自動化] red...
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Space vector simplified algorithm of three phase pwm rectifier
整流器空間矢量簡化演算法High quality and shape preserving triangular mesh decimation
高質量保形三角網格簡化演算法Abstract : this paper analyzes theoretically the error in calculating t he volume of earthmoving work by simplified algorithm in practice and a correct simplified formula is recommended
文摘:從理論上分析了實踐中應用的幾種土方量簡化演算法存在的錯誤之處,並提出了正確的速算公式。On the basis of sga, the validity of improved gaussian approximation ( iga ) method is established in our systems and the accuracy of the bit error rate expression obtained via siga is demonstrated with monte - carlo simulations
在此基礎上證明改進型高斯近似法( improvedgassianapproximation ,簡稱iga )在本文所述系統中的適用性,並利用其簡化演算法( simplifiediga ,簡稱siga )得到簡潔的誤碼率近似表達式。Chapter 4 discusses how to process live data by adopting wavenumber domain ( w _ k ) algorithm and its simplified algorithm, and achieves satisfying results
第四章採用波數域及其簡化演算法分別對星載旁視sar和機載前斜視sar真實數據進行處理,取得了預期的結果。Chapter 3 analyzes the principle of wavenumber domain ( w _ k ) algorithm and simplified wavenumber domain algorithm in detail. with the realization of emulation, performance of these two methods is compared
第三章詳細分析了波數域成像演算法及其簡化演算法的原理,採用上述兩種方法進行了模擬,並對兩者的性能作比較。An investigation of the rijndael algorithm which is the advanced encryption standard of usa is taken in this thesis. we have focused on developing the cryptographic properties of the rijndael sbox from the viewpoint of boolean function, walsh spectrum and algebraic structures, on the attacks against the reduced variants of rijndael, and on the optimized implementations of rijndael. the key contributions follow below
本文對美國高級加密標準rijndael演算法進行了比較深入的研究,內容包括:從布爾函數、 walsh譜和代數結構的角度對其s盒密碼性質進行的研究,簡化演算法的攻擊方法以及演算法的優化實現問題,主要成果有: 1 、提出求解布爾函數表達式的兩種新方法,具有簡潔、易於編程實現、準確而快速的特點,應用於des演算法獲得與公開文獻相符的結果,應用於rijndael演算法首次求出其s盒布爾函數表達式。Key issues on multi - resolution representation and real - time simplification algorithms of multi - resolution of terrain model are then studied, which are simplification algorithms of dem, relativity calculation, off - line calculation, region division calculation, visibility calculation depending on fov ( field of view ) and error control, and real - time reality rendering. the simplification algorithms of self - adaptive triangulation regular networks and hierarchical triangulation irregular networks basically depending on fov are thoroughly studied. in the end, based on theories and methods discussed in this paper, a gis platform named hypergis and hyperterrain of terrain visualization software are developed and implemented
並以jarnopeschie的演算法為基礎,全面研究了路網的自動綜合演算法通過分析研究多解析度地形表現模型和實時地形簡化應解決的關鍵技術問題,進一步研究了規則三角形網和顧及地面特徵點線的不規則三角形依賴于視點的多解析度地形模型簡化演算法;應用研究所取得的理論和方法,開發了系統實現模擬軟體hypergis和hyperterrain 。The result of the calculation for tip clearance is reasonable when it is compared with theory. two ways are put forward for convention of dimension of the turbine components from high temperature to low one, which is related with tip clearance, a simple example is used to illuminate that the two ways are useful, using the method of design optimization, axiisk and a blade of a certain turhine is analysed, it showes that the method of design optimization is feasible to be used for convertion of dimension of the turbine components. finally, ansys software is used to analyzed the variation of tip clearance with the method of cyclic symmetry analysis when engine works under the conditions of temperature and rotational speed, am using a new method to deal with thermal contact resistance in the calculation
本文完善了計算渦輪葉尖間隙的簡化演算法程序,增加了程序的計算功能,並將其應用於某高壓渦輪進行葉尖間隙分析,所得結果與理論結果進行了對比,得出修改後的程序用於葉尖間隙計算是合理的;同時提出了與葉尖間隙相關的渦輪典型部件的冷、熱態的尺寸兩種換算方法,使用優化設計的方法進行了實例分析,說明了所提出的計算方法是可行的;最後應用ansys有限元軟體利用循環對稱的方法分析了某型發動機高壓渦輪在溫度場及離心力作用下的葉尖間隙在發動機工作過程中變化情況,並分析了計算中的接觸熱阻的處理問題。Firstly, it presents the storing arithmetic based on the mapping policy between xml data modal and object - oriented modal. reference to the arithmetic of extracting object - oriented database schemas from xml dtds using inheritance and other commercial tools for xml storing, it improves mapping policy from xml to object, which optimizes the new semantic classes, what ' s more, it present object clustering policy to resolve the uncertainty of xml schema and the complexity of information intergration, which simultaneously focuses on the semanteme and structure of new object classes. on the other hand, it presents method to realize exchanging from object to xml
本文研究構造基於xml信息集成系統結構的面向對象數據庫包裝器,提出面向對象數據庫包裝器的系統結構;根據該結構提出xml的數據模式與面向對象數據庫對象數據模式的映射策略及相互存儲轉化演算法,一方面我們借鑒基於dtd模式的繼承對象映射提取演算法及各種商業工具,提出dtd簡化演算法和基於dtd簡化結構的對象圖映射演算法,優化了生成的對象類、提高了對象類的語義表達能力,也改進了對象映射提取策略;同時採用模糊聚類策略,提出對象聚類處理演算法,改善了xml語義定義的隨意性給對象類提取及信息集成帶來的復雜性;另一方面本文提出對象到xml的轉化演算法,採用系統自動定義對象到xml的轉化方法實現對象到xml的轉化處理。The compact algorithms for heat release from floor, indoor thermal environment, control characteristic and energy efficiency of room with imbed pipe floor heating system were studied in this dissertation. the heat release from floor is key nodes in designing of imbed pipe floor heating systems. the existing plate fine model is corrected to improving its accuracy by amending the temperature of fine root
文中對原有的平面肋片簡化演算法採用了肋基溫度修正,提高了其計算準確度;根據埋管低溫熱水輻射地板結構特點,利用地板導熱形狀因子計算地板當量熱阻,首次提出了更為簡便的當量熱阻演算法,該演算法將影響地板傳熱的物性參數和各種結構參數歸結到當量熱阻中,方便於工程分析和計算。Novel progressive mesh simplification algorithm with perceptible fidelity
一種新型的感知逼真的漸進網格簡化演算法Based on experience coefficient method, eccentric - pressed method and modified eccentric - pressed method, a new simplified calculation formula of the eccentric - loaded coefficients was presented according to the actual load transverse distribution on the rib
摘要基於經驗系數法、偏心壓力法以及修正的偏心壓力法等幾種偏載系數的簡化演算法,提出了按梁肋實際橫向分配系數來計算偏載系數的簡化公式。Mesh simplification with 3d edge preservation
邊緣保持的網面簡化演算法This chapter optimized the algorithm provided by michael garland and paul s. heckbert based on edge contraction, and the improved algorithm can produce better approximation. a new method provided to simplify triangulated model with appearance attributes, and optimized the method to reduce the complexity in chapter 3. the dissertation advances a new concept : density of meshes, and study the applications of density of meshes in discrete multi - resolution and continuous multi - resolution
第二章介紹了garland等提出的基於頂點對折疊的簡化演算法,指出了該演算法的一個缺陷並給出了解決方法;將garland的演算法應用到了具有一定屬性的面片上,分析擴展之後演算法的計算復雜度,提出了決解復雜度的方法;第三章節給出了一種新的自動遞進網格演算法,可以實現無二義性,快速恢復等功能;此節提出了一個新的概念:網格密度。This can help in proving correctness, simplifying an algorithm, or even finding ways of optimizing it
這有助於驗證正確性、簡化演算法,甚至有助於找出優化它的方法。And the procedure of solving initial prestress by equilibrium matrix theory and simplified method are elucidated. the self - stress mode of sunflower - patterned cable dome must be positive, and the mechanisms mode equals to zero. it seems like statically indeterminate structures and is geometrical stable structure
明確了葵花型索穹頂結構形態分析的具體內容;闡述了用平衡矩陣理論和簡化演算法求解索穹頂結構初始預應力的過程,指出葵花型索穹頂結構的自應力模態s 0且機構位移模態m = 0 ,相當于結構力學中的超靜定結構,同時它也是幾何穩定的結構;提出了考慮結構自重時葵花型索穹頂結構初始預應力的求解方法,這種方法求得的初始預應力更加準確。This method is especially simple and easy to implement. furthermore, it fully capable of tracking digital control signals carried by 4 ~ 20ma analog signals ; during software development phase, we have completed signal collecting, lcd displaying, d / a converting of hart signal and ieee - 754 32 bit float point conversion. we used a simplified method in ieee - 754 32 bit compatible float point conversion based on the 24 bit integer and 16 bit decimal computation
在hart信號的解調外圍電路中採用遲滯比較電路實現波形的轉化,這種方法簡單、易實現,完全能夠跟蹤加載在4 20ma模擬信號上的數字控制信號;在軟體設計中,完成了hart信號的採集編程、 lcd顯示編程、 d a轉化控制編程和ieee - 75432位浮點數的轉化編程, ieee - 75432位浮點數轉化編程採用的是在最多滿足24位整數位和16位小數位的基礎上的一種簡化演算法。After analyzed and studied on some algorithms about how to simplify a complex 3d geometric model from home and abroad, this paper proposes the concept of divisional envelope pitch and ameliorates the method of envelope ' s conformation proposed by cohen using the dichotomy in linear search. when a triangle is selected and contracted tentatively, two corresponding divisional envelope pitches should be constructed at first. the divisional envelope pitch is a bit of the whole simplification envelope
本文對當前國內外有關幾何模型的簡化演算法進行了分析和研究后,將三角形收縮簡化操作與包絡控制簡化誤差的方法相結合,利用一維線性搜索中的二分法改進了cohen提出的簡化包絡構造演算法;隨后又綜合簡化包絡的誤差控制方法和二次誤差矩陣的局部性誤差控制思想,提出了一種分解式包絡片的概念。Second, a new definition of fairness is put forward. it can satisfy wants of fairing surface accompanied by better algorithm, less calculation and easier realization. third, a new algorithm depended on " blending of two quadratic surfaces " is constructed
其次,本文給出了「光順」的全新概念,使其在最大限度簡化演算法、減小計算量的基礎上,滿足曲面的光順要求,並且更適用於計算機實現。分享友人