模態變換 的英文怎麼說
中文拼音 [mótàibiànhuàn]
模態變換
英文
modal transformation-
Through the detailed analysis of the aaf, the defection of using chirp - fourier transform in guidance radar signal processing is pointed out
通過對加速度模糊函數的形態分析也指明了針對線性調頻信號的二次相位匹配處理( chirp - fourier變換)在應用到制導雷達信號處理中所存在的缺陷。A side stream is recycled to the external feed stream of the column through an equilibrator as an internal feed stream. the simulation results indicate effects on the characteristics of cryogenic distillation column. consideration is given to the behavior and characteristics of the set of ordinary differential equations
3 、分析了濃度極稀物系動態精餾模型的特點,建立了此類物系動態模型的求解策略,通過對模型中狀態變量的轉換,使原本剛性較強的微分方程組轉化為一非剛性的常微分方程組。A new fractal - based infrared image feature extraction method is presented and the detailed theoretic analysis and implement procedure of this algorithm is submitted and tested in some experiments. with the limitation of the line detection based on traditional hough transform that the information of the length and the end points of the line is unavailable, a new algorithm which makes use of the accessional strategy based on precognition information is put forward to meet the demand for more information of the line, simulation results show this method is effective. finally, the whole process of airport target recognition is presented and the result images are also given
使用分形方法提取目標的特徵,在知識指導下,提出了一種基於目標特徵模型的降維的形態學分形維數計算方法,對傳統分形方法進行了改進,從理論上推證了演算法的合理性,並對演算法進行了模擬分析;針對傳統hough變換無法獲得線段端點和長度信息的局限性,提出了一種基於目標特徵先驗知識的hough變換融合策略,通過引入目標先驗知識,可以有效地獲得直線信息;對信息多而復雜的機場目標採用基於知識的目標識別方法,使用置信度模摘要型實現不確定推理,對目標進行識別判斷,將知識貫穿于整個識別過程中,對目標進行了有效地識別。In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform
使用電子掃描顯微鏡( sem ) 、激光掃描顯微鏡( lsm ) 、光學顯微鏡和表面輪廓測量儀等設備對摩擦噪聲發生的區域進行了詳細的觀察和分析,運用小波變換技術對摩擦噪聲狀態下的動力學變量進行了深層次的研究,應用matlab simulink語言對摩擦系統進行了振動動力學模擬,系統地研究了摩擦噪聲的形成機理。Secondly, after analyzing the strategic relations between the manufacturer and the supplier, the dissertation brings forward that the manufacturer must category the materials and select different supplier to built relations, explains the features and the advantages and disadvantages of strategic partnerships, and bring forward that the manufacturer must give some special request for the supplier strategic partner. thirdly, the dissertation analyses and summarize the existing methods of supplier selection, and point out their disadvantages. then, the dissertation apply the extenics to the dynamic selection model of the strategic supplier, building the evaluation indexes with implication systems, selecting strategic supplier with rhombus thinking method, looking for the suppliers with the extension of the matter - element, selecting the right supplier with the extension evaluating methods, replacing the dissatisfying features with the transformation matter - element method and making it more better
本文首先對供應鏈管理和戰略合作夥伴關系的國內外研究現狀和發展趨勢進行了研究;其次,對製造商和供應商的戰略合作夥伴關系進行分析,指出了製造商需要對采購物料分類,針對戰略型物料選擇戰略合作夥伴建立戰略合作夥伴關系,闡明了建立戰略合作夥伴關系的特徵及優缺點,並提出了製造商對供應商戰略合作夥伴的具體要求;再次,對目前存在的供應商選擇方法進行了深入的分析和總結,指出了不足之處,並提出了應用可拓理論進行供應商戰略合作夥伴選擇的思路;然後,應用可拓理論建立供應商戰略合作夥伴選擇動態模型,其中,用蘊含系方法建立評價指標體系,用菱形思維建立選擇模型,利用物元的可擴性來尋找待評供應商,用可拓評價進行收斂,並用物元變換對已經選中供應商的不滿意特徵進行變換,使其完善;最後對r企業的供應商戰略合作夥伴選擇進行了本文模型的實證部分,使模型不僅具有理論意義,更具有實踐意義。Then fourier transformation is employed to solve equations of motion of the rings, bulkheads, stringers and fluid respectively, with their reactions ( moments ) expanded by the shell ' s in - vacuo modes. by means of continuity conditions on the interfaces between the shell and the stiffeners as well as the fluid, and inverse fourier transformation, the modal reactions ( moments ) are finally expressed by the shell ' s modal velocities
然後用fourier變換分別求解環肋、艙壁、縱骨和流場的運動方程,將它們對殼體的作用力(力矩)用殼體周向模態展開,利用它們與殼體在連接處位移連續條件以及fourier逆變換得到用殼體速度表示的模態相互作用力(力矩) 。Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array, a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the euler ' s theorem and the coordinate transform is introduced. the dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. so it offers theory foundation for analyzing the dynamic characteristic and designing robust control
由於獵雷艇作為動基座的存在和聲納基陣的框架結構特點,提出了以艇體坐標系為運動坐標系,運用變形的歐拉定理和坐標變換建立聲納基陣相對自身坐標系的旋轉運動方程的建模思想;將所建立的矢量形式的動力學模型展開整理,獲得了狀態矩陣形式的獵雷聲納基陣動力學方程,為系統動力學模型的實用化奠定了基礎。Circuit simulation demonstrated that the dynamic and static performances of buck converter controlling by sliding mode are better than that of pwm converter
電路模擬表明,滑動模控制的buck變換器的許多動態性能和靜態性能都優于pwm控制的buck變換器。It can save the information near lips, which may be deleted by the method based on two points. ( 2 ) based on the analysis of current methods, a new multi - pose facial feature location algorithm is developed, which is based on the analysis of multi - feature and integral projection, the combination of an iterative search with a confidence function and template matching. the algorithm not only improves the location accuracy, but also speeds up a great deal. ( 3 ) based on the analysis of the advantages and disadvantages of current feature extraction methods, an adaptive facial feature selection criterion is developed, which is based on facial local feature protrusion consisting of several aspects, such as face image resolution and image quality
其後研究了人臉特徵提取,一、討論了適合於多姿態人臉識別的基於三點仿射變換的人臉圖像歸一化方法,以克服基於兩點仿射變換會引起較大圖像信息損失的缺陷;二、在分析現有器官定位演算法的基礎上,提出了新多姿態人臉器官特徵定位技術,將多特徵和直方圖分析、基於置信度函數的迭代搜索和模板匹配相結合,既提高了器官定位精度,又提高了定位速度。The system has 6. 8mhz digitalizing bandwidth and 70db instantaneous dynamic range, which can be obtained by using rf / if converter vxi3570, high precision digitalizer e1437a and proper signal processing arithmetic
系統數字化帶寬設計為6 . 8mhz ,選用rf if變換模塊vx13570 、高精度數字化儀e1437a和適當的信號處理演算法可獲得70db以上的瞬時動態范圍。The temperature range is - 30 ~ 80. the topology of the step - up dc / dc converters and its basic principle is first analyzed in this thesis. then based on the conventional pfm control scheme, a discrete pulse frequency modulation is presented and the state space average model related to the ccm ( continue current mode ) and dcm is established
然後在傳統的脈沖頻率調制方式的基礎上,分析了一種離散脈沖頻率調制方式,並建立了這種調制方式下升壓型dc / dc變換器在電流連續( ccm )工作模式和電流斷續( dcm )工作模式的狀態空間平均模型。In the second method, wavelet transform is combined with modal transform, and transient travelling - wave signal is used. after three phase signals are decomposed into their modal components, the wavelet transform coefficient of ground mode can be used to identify approximate position of fault, and the wavelet transform coefficient of aerial mode is used for identifying arrival time of traveling - wave
第二種方法將小波變換與模式變換理論結合起來,採用的是暫態行波信號,首先將三相信號轉換成模式分量,零模分量的小波變換系數用於判別故障的大致位置,然後利用線模分量的小波變換系數來確定行波到達時間。Conversion formula between the strain mode and displacement mode is induced for the cantilever beam. present residual force method is improved and the new method is better than the old one for the engineering practice
推導出位移模態和應變模態的換算公式,改進了現有的殘餘力向量法,使之在工程實際應用中有更現實的意義。The problem of non - classically damp, after the structure ' s damp and linear water ' s damp are added up, are solved by way of complex mode transformation, and the dynamic responses of a offshore platform are studied under the circumstances of thinking about the mutual effect or not
復模態變換解決結構阻尼與線性化后的水阻尼迭加后不具有經典阻尼的特點而產生的計算問題,針對某典型鋼質海洋平臺在考慮和不考慮波浪力與平臺結構相互作用的兩種情況下,進行了動力響應數值分析和研究。In designing a multi - structuring elements filter, combination rules and structuring elements of the morphological transform are determined automatically, and one kind of neural networks is taken for the filter, in optimzing structural parameters of the filter, three computation methods are designed respectively, by adopting some priori information in application fields to guide optimal structural parameter learning procedure, which are the bp adaptive learning algorithm, the heuristic genetic learning algorithm and the inductive simulated annealing learning algorithm
在多結構基元濾波器設計中,通過學習人-機交互選定的目標樣本,自動確定形態變換的組合規則及其結構元素,最終以神經網路形式構成濾波器。在結構參數的優化學習中,利用應用領域的先驗知識,分別設計了自適應bp學習、啟發式遺傳學習和引導式模擬退火學習等三種最優化計算方法。The coordinate transformation rules, the combination characteristic of the transfer function are discussed. the solution procedure of series mechanical system is deduced by applying dual - vector addition and matrix multiplication. and the mathematical models are obtained
根據建立的數學模型,本文提出了相應的按位存儲數據結構以及樹型遞歸分解演算法,實現了狀態變換矩陣(包括類型、方向及變換特徵)的自動分解。Author reformulate the mathematic model of engine to process the ecdp as the state parameters of model, expatiate on the prove of the filter stability, study the filter volatilization phenomenon by freezing k matrix and compensating the model by ecdp
建模時將ecdp的變化作為擾動考慮,經模型變換將其轉化為線性模型的狀態向量,對由此產生的特殊的濾波穩定性證明方法進行了闡述。Modal change research for different load response femur after total hip replacement
不同載荷靈敏度的股骨在全髖置換后的模態變化研究Adopted the object oriented analyzing method to construct the object model which showed the system ' s data structure, the dynamic model which described the well - formed change alignment of objects and the process of the shift of states and the function model which described the function of the data process with the data flow diagram based on the dicom data format, encircling the dicom file format, file services, media storage service classes and the basic directory object definition
採用面向對象的分析方法,立足dicom數據格式,圍繞dicom數據元素、 dicom文件格式、 dicom文件服務、介質存儲服務類和基本目錄對象定義,構建了dicom介質存儲系統的對象模型,表明了目標系統的靜態數據結構;構建了描述對象模型中對象合法變化序列的動態模型,反映了系統實現的狀態變換過程;針對對象模型中對象之間的依賴關系和數據處理功能構建了功能模型,並用數據流圖展示了系統功能。? realize dynamic clip display of 3 _ d velocity model by texture mapping and model transformation
利用模型變換及紋理映射方法,實現三維水平速度模型的動態剝離顯示。分享友人