differencing造句
例句與造句
- The implicit differencing scheme of nine points for solving the parabolic equations
解拋物型方程的九點隱格式 - The semi - explicit differencing scheme of seven points for solving the parabolic equations
解拋物型方程的七點半顯差分格式 - The motion detecting is achieved using temporal differencing with a threshold
移動檢測是采用時域差值移動物體檢測法配合門檻值的設置。 - Hybrid integrated circuits . detail specification for type hchf01 frequency differencing and channel seperation
混合集成電路. hchf01型差頻和上下分離電路詳細規范 - This paper studies urban change detection with sar images . this paper discusses widely - used change detection techniques and mainly studies image differencing method
本文對當前常用的變化檢測技術進行了討論，主要研究了圖像差值變化檢測方法。 - It's difficult to find differencing in a sentence. 用differencing造句挺難的
- Integer ambiguity resolution is the key problem of gps based real - time attitude determination system which use double differencing carrier phase observables
Gps姿態測量通常采用雙差載波相位觀測量，因此整周模糊值解算成為gps實時姿態測量的關鍵問題。 - Most of error sources can be eliminated by double differencing due to the short antenna seperations within gps based attitude determination system , multipath is the dominant error source
Gps姿態測量中，大部分誤差源可通過雙差得到抑制或降低，多徑誤差成為主要的誤差源。 - With the rapid development of the carrier phase differencing technique and digital signal processing hardware , it is possible to implement real - time processing of gps based attitude determination system
隨著載波相位差分技術和數字信號處理硬件的快速發展， gps姿態測量的實時處理成為可能。 - After fractional order differencing , the long momory series of dowjones index and nasdaq index become stationary , but the fractional order of two indexes is different , so there does not exist linear cointegration relation between them
摘要首先對道瓊斯工業指數進行分整分析，長記憶的道指被分數維差分得到平穩時間序列；進而對納指也進行分數維差分。 - In addition , in order to solve the differencing equations , feasible project is presented to deal with the first and second boundary conditions . finally , jacobi interation method is selected for the solution of the equation systems
為了實現內點離散方程組的封閉，本文就第一、二類邊界條件在計算時的處理和邊界外虛擬點的外插法求值，給出了可行的解決方案。 - After a novel speed function based on local gradients of differencing image , object variances and background variances was defined , an improved evolution equation for segmentation curve was obtained , and then different moving objects were segmented
定義了一種新的基于差分圖像的局部梯度、目標的方差和背景的方差的速度函數，得到了改進的分割曲線的演化方程，分割出不同的運動目標。 - Using the approximation form of lumped mass matrix instead of the mass matrix in finite element discretization in space , backward differencing scheme in time , an implicit computational scheme is yielded , it proved the convergence estimate for this implicit scheme
對有限元離散中引起較大誤差的質量矩陣，采用了近似形式的集總質量矩陣來代替，時間項采用向后差分，得到了一個隱式的計算格式，證明了計算格式的收斂性及其收斂速度估計。 - The discretization process is deduced in detail , and the final iteration formula is given . in the discretization equations , higher order upwind differencing scheme is introduced into the calculation of the convection flux , whereas as for diffusion term , a central differencing scheme is taken into account
文中就具體離散過程進行了推導，給出了最終的迭代公式，其中，對微分方程的離散采用顯式格式、對流項采用高階迎風差分格式、擴散項應用中心差分格式。 - Become a kind of new electronics circuit - current - mode circuit . it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components , they are stronger modified standard current - mode parts in fuctions on this foundation . mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ) , they are all function very strong standard current - mode parts , they all can provide some circuit functions of better than general operation amplifier , because they have the voltage importation and the current importation , therefore use it since can carry out the voltage - mode signal processing circuit expediently , can also carry out the current - mode signal processing circuit expediently , and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode , but have their advantages more according to the current - mode filter of the modified current conveyor , because it constitutes in brief , the filter wave function is stronger and they are better than in general use operation amplifier of many advantages , be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small , the impedance is different from etc . advantages , otherwise they have biggish dynamic range , and flexible circuit synthesize , so they are the best active parts
從第二代電流傳輸器ccii入手,重點研究了以下幾種改進型的第二代電流傳輸器:改進的差動差分電流傳輸器mddccii 、全平衡第二代電流傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、電流差分緩沖放大器cdba的電路結構及其模型。然后在此基礎上系統地研究了基于這幾種改進型的第二代電流傳輸器的濾波器的設計方法,主要方法和結果如下:利用mddccii設計了差分式連續時間電流模式低通、帶通濾波器;電流模式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及電流模式雙二階通用濾波器;設計了基于多輸出端ftfn的電流模式二階通用濾波器電路;通過數字化開關選擇的基于fbftfn的電流模式通用濾波器;設計了基于最少個數電流緩沖放大器(兩個cdba )的多功能通用電流模式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是采用級聯設計、運算模擬(信號流圖法)和反饋設計(跳耦法) 。 - Because of the low angle is often beyond the distinguishing range of music algorithm , to get better doa estimation results , we make use of the well performance elevation distinguishing of the transform based covariance differencing algorithm , improve and apply it to doa estimation , which can both reduce the correlation between signals and improve target ’ s elevation distinguishing
但是由于低空目標的仰角常常超出了music算法的角度分辨范圍,為了獲得較好的仰角估計效果,本文利用基于變換的協方差對消算法在角度分辨上的良好性能,將其與改進,應用于低空目標doa估計,既減小的信號的相關性,又提高了角度的分辨率。
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