線性變換式 的英文怎麼說
中文拼音 [xiànxìngbiànhuànshì]
線性變換式
英文
linear transform- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
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According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。The paper studies the surface geometry of globoidal indexing cam by applying the theory of conjugate surfaces and the method of coordinate transformation, presents the equations related to the main inducement curvature of the cam profiles, analysis and deduces the equations of two circumscription curves, which judge if the conjugate surface could mesh properly. some calculate examples and conclusion are given. the surface equation of the globoidal cam and conjugate equation are established
論文首先在分析空間嚙合原理基礎上,採用坐標變換法推導出弧面分度凸輪的工作廓面方程、嚙合方程和壓力角計算公式,對弧面分度凸輪的嚙合特性進行了深入的分析和研究,對判斷曲面能否正確嚙合的依據如兩類界限線方程以及誘導主曲率等進行推導,並給出算例。In various speech character parameters, formant frequency, bandwidth and pitch frequency are chosen as voice character parameters. the reasons are as follows : hearing apperceive experiments indicates that formant frequency can stand for a majority of voice information, while average pitch frequency can explain 55 % ability of speaker verification
數據結果與多項式回歸和線性多變量回歸相比,支持向量回歸既提高了泛化性能又避免了頻譜不連續性,從而使轉換語音與目標語音的頻譜距離失真分別減少了33 . 29 %和35 . 24 % 。The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically
分析了計及剪切變形和轉動慣性的有限長正交異性圓柱殼中彈性瞬態波的傳播問題,採用回傳矩陣法,在相空間中給出了位移和內力的表達式。再利用laplace逆變換,得到正交異性圓柱殼受軸對稱沖擊作用時彈性瞬態波解,然後將其分解為若干廣義射線積分之和,並用數值方法求解之。By mapping input data into a high dimensional characteristic space in which an optimal separating hyperplane is built, svm presents a lot of advantages for resolving the small samples, nonlinear and high dimensional pattern recognition, as well as other machine - learning problems such as function fitting
Svm的基本思想是通過非線性變換將輸入空間變換到一個高維空間,然後在這個新的空間中求取最優分類超平面。它在解決小樣本、非線性及高維模式識別問題中表現出許多特有的優勢,並能夠推廣應用到函數擬合等其他機器學習問題中。A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived
對于曲線坐標系下的拋物化穩定性方程,文中發展了求解的高效數值方法:引進法向變換,使得在臨界層與壁面之間的擾動量變化最快的區域有更多的法向網格點;導出包含邊界鄰域在內的完全四階精度的法向有限差分格式,這對方程精確離散至關重要;採用全局法和局部法相結合的方法及其新的迭代公式,大大加速收斂並得到更精確的特徵值。Due to the short distance among the planes which fly in a group, the conventional low resolution radar can not distinguish them in both distance and azimuth ? if we use the technology of isar to resolve the difference among doppler frequency of the targets and obtain a fine resolution cross - cross image, we may separate them, but a long time of coherent processing is needed <, for the formation targets, it can be approximately divided to rigid body and nonrigid body, so for the formation targets, that can be regarded as rigid which has a relative position and an identical movement, can be approximately considered as a large target, and be compensated by translational phase with the rule of minimum entropy, but for the most those cannot accord with the approximation of rigid, being the doppler - frequency of the aim is linear changed, by the relax method with short data, increases the resolving performance of multiple target to the aim in the frequency domain, since cross - range resolution is based on the accumulative time, so it is greatly improve the resolution to formation targets by the instant cross - range image which produced by radon - wigner transformation
低分辨isan成像及干涉技術應用研究一因此直接無法分辨編隊目標的架數,我們借鑒isar的技術,通過較長時間的相干積累,在多普勒頻域上對目標進行分辨。而對于編隊目標,可分為近似剛性的多目標和非剛性的多目標,所以對于可以近似為剛體的編隊目標相對位置固定,運動方式一致,可以近似看作一個大目標,採用最小墑準則對平動相位的進行補償,但是大多數並不滿足剛體近似的編隊目標,由於目標在相干積累時間的多普勒頻率近似呈線性變化,通過對較短數據利用relax的時頻分析方法,提高了頻率域上目標分辨的性能。由於橫向解析度取塊于橫向積累時間,所以利用radnwigner變換得到瞬時的一維橫向距離像大大提高了對編隊目標的分辨,對模擬和實測數據的大量分析結果表明此方法的有效性和可行。So the warping operation is much faster. after factoring the 3d image - warping equation, the pre - warping equation has a very simple structure. it can be divided into two - pass process using 1 - d operations along rows and columns and only interpolating between two adjacent pixels each time
分解后,圖像預warp變換等式具有非常簡單的一維結構,可以沿圖像的行、列獨立地一維操作實現,每次只須在兩個相鄰的像素之間線性插值處理空洞填充。Switch - based interconnects with irregular topology allow the wiring flexibility, and incremental expansion capability required in this environment. however, the irregularity also makes routing and deadlock avoidance on such systems quite complicated
Autonet , myrinet等用於nows的交換式高速網路使布線靈活、系統可擴展能力加強,但其拓撲的不規則性使路由避免死鎖的問題變得復雜。The positive and negative frequency expressions of quasi - monochromatic optical fields of a pulse in fiber - optic communication and the positive and negative frequency forms of fourier transformations and nonlinear schr ? dinger ( nls ) equations are discussed
摘要討論光通信中脈沖的準單色光光場的正負頻表示,正負頻形式的傅里葉變換,正負頻形式的非線性薛定諤方程及它們之間的關系。In this thesis, based on item response theory, a number of ways to estimate the latent trait and item parameters were introduced and their advantages and disadvantages were analyzed ; what is more, empirical logistic regression and two parameters logistic model ( 2plm ) are combined to set up a linear model by logit - mapping and a new parameter - estimation method is proposed
新方法將經驗logistic回歸用於兩參數logistic模型的參數估計,使用logit變換建立線性模型,利用線性模型的最小二乘估計得到第j個項目的項目參數向量_ j = ( _ j , _ j )的兩步估計由於x _ j含有未知的討厭參數,的理論值也和有關,我們結合上式的結果對進行再估計。The thesis firstly analyzes the signal form of frequency modulated interrupted continuous waveform ( fmicw ) in theory, studies the principles of detecting range and velocity for fmcw, and further discusses the essential processing methods of the fmicw signal form, including the range transform processing method based on the strict corresponding relation between time and frequency domain, the velocity doppler transform, the digital beam forming
本文首先從理論上分析了在高頻地波超視距雷達所用的線性調頻斷續波信號的形式,研究了fmcw雷達測距測速原理,並深入地探討了fmicw信號的基本處理方法以及具體的演算法,主要包括距離變換中採用的時間波門相關處理方法,速度多普勒變換,數字波束形成。In this thesis we propose a scaling trust region interior point algorithm for linear constrained optimization subject to bounds on variable
本文將提出一種仿射變換的信賴內點演算法解決變量有界的線性等式約束優化問題。Coordinate transformation, matrix, vectors, newton ' s law, conservation theorems, simple harmonic oscillator, non - linear oscillations, gravitation, euler ' s equation when auxiliany condition are imposed, the delta notation, lagrangian and hamilitonian dynamics, central - force motion, dynamics of a system o f particles, motion of noninertial reference frame, dynamics of rigid body, coupled oscillations, orthogonality of the eigenvectors, continuous system
座標變換、矩陣、向量、牛頓定律、守恆定律、簡諧振動、非線性振動、引力、尤拉式方程式及附加條件、符號、拉格蘭及漢米爾頓力學、中心運動、多粒子系統動力學、非慣性參考座標運動、剛體動力學、耦會振動、本微向量正交性、連續系統。In chapter 2, some statistics models of radar clutters are investigated under the high resolution radar, and some relation between the input and output correlation coefficient of zeros memory nonlinearity ( zmnl ) are analyzed, then the fast numerical method ( called error controlled method ) which utilize calculating input and output correlation coefficient of zmnl is proposed
第二章以高分辨雷達雜波模擬為研究對象,以零記憶非線性變換( zmnl )為研究手段,推演了幾種典型雜波在zmnl變換前後輸入輸出間非線性變換關系,提出了求解輸入輸出非線性關系式的快速數值求解方法( 「誤差控制」法) 。Finite subgroups of some fractional linear transformations groups
一類分式線性變換群的有限子群As a result, coordinate transformation of a line and linear transformation equations are deduced
為此給出了基於對偶矢量表示的坐標變換和線性變換公式。Compared to polynomial models widely used, rfm is essentially a more generic and expressive form of various sensor geometry models. in this paper the aspects of rfm such as the theory, algorithm and characteristics are studied
包括利用控制點確定參數、目標點定位、多項式次數的選擇、與直接線性變換( dlt ) 、多項式模型的關系等,並用於spot和某衛星全色影像定位特性的研究。Third, to make the vehicle meet the performance index in full flight envelop, a h gain - scheduled controller based on linear varying parameter ( lpv ) system are designed. a lpv plant with a linear fractional dependent variable can be represented by upper lft ( linear fractional transformation ) interconnection. with this technique, the overall control problem can be transformed to a traditional robust control problem, and the ultimate results are given by solving a series of linear matrix inequalities ( lmis )
通過把非線性系統簡化為了線性變參數系統( lpv ) ,再有通過線性分式變換( lft )將lpv系統轉化為一個線性定常系統和不確定性組成的lft互聯形式,使之轉換成為一個經典魯棒控制問題,然後通過求解一組線性矩陣不等式( lmis )得到變增益h _控制器。If you add a dummy fifth coordinate for example, the number 1 to each of the color vectors, you can use a 55 matrix to apply any combination of linear transformations and translations
如果在每個顏色矢量中再添加一個虛擬的第5坐標(例如,數字1 ) ,則可使用55矩陣應用任何組合形式的線性變換和平移。分享友人