軌跡模型 的英文怎麼說
中文拼音 [guǐjīmóxíng]
軌跡模型
英文
locus model- 軌 : Ⅰ名詞1. (路軌;軌道) rail; track 2. (比喻辦法、規矩、秩序等) rut; path; course Ⅱ動詞[書面語] (遵循; 依循) follow
- 跡 : 名詞1 (留下的印子; 痕跡) mark; trace 2 (前人遺留的建築或器物等) remains; ruins; vestige 3 (...
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 軌跡 : 1 [數學] (某點在空間移動的路線) locus; trajectory; trail; travel; path; way; [電子學] trace; li...
- 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
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The system can display in 3d the robots with higher quality graphics on pc by adopting the solid model technology, and modify the model of robots according to the size given by users, so that the parametric modeling is realized under interactive mode. it realizes the graphics simulation of robots in kinematics in both articulatory space and cartesian space, and it also realizes the animated simulation of trajectory of linear interpolation in point - to - point mode. the movement of robots can be realized by graphics teaching or programming
該系統採用實體造型,能在微機上顯示較高質量的機器人的三維圖形,可以按照用戶給出的尺寸修改模型,在交互方式下,實現機器人的參數化造型;系統能夠在關節空間和笛卡爾空間中進行運動學的圖形模擬,能進行點到點直線插補軌跡的動畫顯示,機器人的動作可以示教再現,也可以由程序設定。The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained
本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型,以捕獲半徑的圓域定為目標集,確定目標集邊界上的可用部分,並以此為各狀態變量的起點,對時間進行倒向積分,求得線性方程組的解析解,從而確定了該追逃模型的線性界柵,以及界柵上對策雙方的最優推力,即求得了滿足最優策略時相對運動的軌跡和推力。For the model, we designed pd + adaptive compensative controller to realize trajectory tracking
針對該模型我們設計了pd +適應補償控制器以實現軌跡跟蹤控制。The former put stress on the research of time optimal control method, fuzzy discursion and moving track, and the latter on the study of ekf recursion algorithms, noise model and noise characteristic identification
前者的重點是最優時間控制方法、模糊控制器的推理以及運動相軌跡分析;後者側重於ekf的狀態估計方法、噪聲模型對濾波估計性能的影響以及噪聲模型的辯識方法。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
本文在深入研究真空微電子器件場致發射理論的基礎上,根據圓錐形、楔形陰極真空微電子三極體的不同特點,分別建立了物理和數學模型,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真空微電子三極體內的電勢分佈情況,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數的變化情況。In addition, the trajectories of oil droplets entering the hydrocyclone were computed by using the particle obit model. thereby the separation efficiency of the hydrocyclone can be obtained
另外,本文用顆粒軌道模型計算了進入水力旋流器的油滴顆粒運動軌跡,在此基礎上,得出了水力旋流器的分離效率曲線。Which include cutting - edge curves, rake & flank face, edge angle, tool paths of enveloping rake & flank face, post processing technique of coordinate transfer, design - analyse and simulation sofeware. the research would offer sufficient academic basics and direction about manufacturing of ball - end cutters on the existing nc grinder
其中包括了球頭立銑刀的刃口曲線模型,前、后刀面模型,刀具角度分析,砂輪磨削前、后刀面的刀位軌跡模型,刀位軌跡與機床坐標轉換的後置處理,球頭立銑刀的設計與模擬軟體的開發。Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction
首先結合pcnn的同步脈沖發放和側抑制特性,提出了基於改進型pcnn的圖像凹點檢測演算法,該演算法是一種自適應而有效的圖像凹點檢測方法,並且較好地模擬了人類視覺系統;然後,結合信息傳遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns的圖像融合演算法,能夠將多個傳感器獲取的同一目標的圖像信息融合到一幅圖像中,有效模擬了人類視覺系統;另外,結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性,開拓地將pcnn用於模式分類中,提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法,前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類的影響;最後,結合累積差分圖像思想、 pcnn波的形成與傳播特性,通過各神經元之間連接取向來選擇與控制自動波的流向,將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向檢測。Movement simulation of teaching robot based on matlab
的教學型機器人空間運動軌跡模擬( 1 ) the cfd model for the pulse combustion spray drying process. the computational fluid dynamics ( cfd ) based on the two - phase flow theory was employed in this paper, which used the standard k - e model and the particle trajectory model to simulate the gas - particle flow in the drying chamber. the momentum, heat and mass transfer regarding both gaseous and particulate phases during the spray drying inside the drying chamber was also revealed
為解決這一難題,本文利用氣體一顆粒兩相流理論和計算流體力學( cfd )技術,建立了更符合實際噴霧乾燥過程的數學模型即噴霧乾燥的cfd模型,並進行了脈動燃燒噴霧乾燥過程模擬,其主要內容如下: ( 1 )建立了脈動燃燒噴霧乾燥的cfd模型該數學模型建立在氣體一顆粒兩相流基礎之上,用標準k -模型預測乾燥室內的氣體湍流運動過程,顆粒軌道模型追蹤乾燥室內顆粒群的運動軌跡,熱質傳遞模型描述空氣和液滴的熱質傳遞過程。This paper adopts the particle - trace model to simulate the track of particle
在模擬兩相流中的顆粒軌跡時採用了顆粒軌道模型。The theory and parameter estimation method to stochastic trajectory models based on phoneme
音素基隨機軌跡模型的理論機制和參數估計方法Abstract : a modified droplets trajectories analysis model is established for the efficiency estimation of liquid - liquid hydrocyclones based on the single vortex field theory
文摘:在單渦流場理論基礎上建立了一種改進的油粒軌跡模型,用以預測油水旋流器粒級分離效率。In the articulation space, we optimize time ; form module by adopting b spline curve, which including speed and acceleration constraint. we make use of mainly compound form optimizing program to find optimal solution
在關節空間中,針對時間的進行優化,採用b樣條曲線來構建優化軌跡模型,把速度和加速度約束因素包括進來,利用復合形的優化程序尋最優解,符合要求的優化精度。The cause ( s ) and characteristics of vehicle rollover accident are analyzed, the general theory and method are given on reconstruction analysis of this kind of accident. the ‘ three phases ’ theory of vehicle rollover reconstruction analysis is put forward, which are pre - trip phrase, trip phrase and post - trip phrase, adopting relevant theory models, experiential formula and trajectory model in reconstruction analysis. on the basis of certain assumptions, several dynamics and kinematics models describing the vehicle rollover process are established, and the functions between cvs and impact time, impact height or other parameters are gained. then the
基於以上研究背景和社會需求,本文在國內外現有研究成果的基礎上,對汽車滾翻事故再現分析的一般理論和方法進行研究,擬定應用於實際汽車滾翻事故再現分析的一般流程、演算法和規則,建立了滾翻軌跡模型,開發了滾翻事故再現分析模塊( car - rar ) 。The simple affine transformation is used to describe the motion of feature points, and an pdaf is employed to obtain the estimate of the state vector ; a matching method based on gabor wavelet transformation is employed to find the corresponding point ; an ekf is employed to process the temporal information ; a scheme is designed to include new feature points
點的軌跡模型採用仿射變換描述,引入pdaf演算法進行狀態估計;利用基於gabor變換特徵向量的匹配演算法進行對應點的辨識;推導出ekf濾波器方程組,對時態信息進行濾波;具有新特徵點的選取、跟蹤能力。The improved lagrangian stochastic model has attributed to the successful prediction of the turbulence inhomogeniety, turbulence anisotropy, and particle crossing - trajectories effect. the collisions between the particles are also considered in this thesis. numerical results for the particles trace and collection efficiencies in the cyclone separator were compared with available experimental data and with theoretic models
為了驗證以上固體顆粒運動模型及修正的湍流模型,文中給出了顆粒在水平管道和u形撞擊式分離器中的運動,比較了不同顆粒軌跡模型的特點及運動行為對流體湍流強度的影響。A pattern matching model for mechanism path synthesis is presented, and some key techniques related to its implementation such as digital description of mechanism path, clustering and classification of path curves as well as the path pattern matching are discussed in detail
據此給出了機構軌跡綜合的模式匹配模型,深入討論了其實現步驟中涉及到的若干關鍵技術,如機構軌跡的數字化描述、軌跡曲線的聚類與分類、軌跡模式匹配等。2. to simulate accurate raw data of spaceborne sar, models of satellite with elliptical orbit and targets with rotation of the earth are adopted in the process of calculating between the satellite platform and target
為了模擬得到精確的星載sar原始數據,本文在計算各時刻星載sar平臺與目標的距離時,採用了精確的數學模型:其中星載sar平臺運動軌跡採用橢圓軌道模型,地球採用橢球體模型。By the use of discrete phase model, the gas - solid two phase flow under different conditions were simulated. the trajectories of particles were obtained, and the influence of secondary air and particle diameter distribution were investigated. and by the compare of experimental results and numerical simulation results, the reference for the further study of numerical simulation of gas - solid two phase flow in cfb was supplied to some degree
運用顆粒軌道模型對床內不同工況下的離散相顆粒軌跡進行了數值模擬,得出了二次風、床料粒徑分佈等因素對顆粒軌跡的影響情況,並通過模擬結果與實驗現象的對比,為循環流化床內氣固兩相流動的進一步數值模擬研究提供了一定的基礎。分享友人