視動性圖型 的英文怎麼說
中文拼音 [shìdòngxìngtúxíng]
視動性圖型
英文
okp-
For solving all these problems, through applying visualization technology of engineer design to the design of oil - feed unit, this paper constructs the entity model of oil - feed unit, establish the three - dimensional standard parts, implement the semi - automated and automated connect, and produce automatically the 2d or 3d part drawings. using this system the designer can observe and evaluate the space model of the unit, discuss the feasibility of space layout and the probable errors, so that the decision can be optimized and the competition of enterprise can be improved greatly
針對船舶供油單元設計、製造中的上述問題,本系統擬將工程設計可視化技術應用於船舶供油單元的設計,構造船舶供油單元的三維實體模型,建立三維標準件庫,實現管路的自動、半自動連接,自動生成管路的二維和三維零件圖,使得設計人員在設計階段就可觀察、評判單元的空間模型,直觀地探討空間布置的合理性和存在的問題,從而幫助決策的優化,提高企業競爭力。Based on perspective model, it was proposed that drawing camera inner parameters with physics method ; in image processing, especially the particularity of robot object localization and tracking, it was proposed that several effective methods of image smoothing and sharpening, edge detection, boundary tracking ; at the same time, in order to complete object recognition, we introduced the methods of drawing object character parameters ; in object image matching, two kinds of effective object matching arithmetic was proposed ; based on the principle of object 3d information restoration, we proposed two kinds of arithmetic of 3d coordinate restoration of object feature points, and completed object movement parameters estimate and object tracking and prediction, and presented experimental result
以透視成像模型為基礎,提出了用物理方法來提取攝像機內部參數;從圖像處理角度出發,針對機器人目標定位與跟蹤的特殊性,提出了幾種行之有效的圖像平滑、銳化、邊緣提取以及邊界跟蹤的方法;同時,為了完成目標的識別,介紹了目標特徵參數的提取方法;在目標圖像匹配上,提出了兩種快速有效的目標匹配演算法;基於目標深度信息恢復原理,提出兩種目標特徵點三維坐標恢復的方法,同時完成了目標運動參數估計和目標的跟蹤與預報,並最後給出了實驗結果。The focus of this thesis is the application of motion vectors of mpeg stream and skin - color model to the pretreatment of the face detection a detailed discussion on related theories of digital image processing is presented. then a fast and robust face detection algorithm is proposed at last, a prototype application named with " golden eyes face detection system " is designed with vc6. 0 to verify the validity and accuracy of the algorithm. at the same time, major functions of digital video record ( dvr ) are implemented in the system too
詳細討論了在人臉檢測過程中涉及的有關數字圖像處理理論,提出了一種視頻運動圖像中快捷、魯棒的人臉區檢測演算法,並用vc6 . 0開發了一套原型程序「金睛人臉檢測系統」驗證了這一演算法的有效性和檢測精確率,同時實現了數字視頻錄像( dvr )的主體功能。Application research of gis were done in data display, flow analysis at inlet and outlet and information search about filling and emptying system and so on. first, edit, browse or search can be completed at the same time when the related figure is displayed. second, database which involves attribute data and space data about filling and emptying system can be created so as to do some search between figure and its attribute data
在船閘引航道信息顯示與水流分析和輸水系統信息查詢分析等方面進行了gis技術應用研究: ( 1 )使圖形與信息結合,在圖形顯示的同時,對船閘基本信息及引航道信息或輸水系統信息進行編輯、瀏覽與查詢; ( 2 )建立輸水系統屬性數據庫,便於圖形?數據互動式查詢; ( 3 )在數學模型計算分析的基礎上,將研究成果可視化。In the end of the paper, the development of the software is introduced and an example for floating - end heat exchanger design is given to show the usefulness of the system and the effect. the method presented in this paper makes use of database to save and manage the standard sizes data and makes use of drawing libraries to save and manager the parts and assembly drawings. the theory of fixed patterns with flexible sizes is used to generate the parts and assembly drawings
文中提出的方法充分利用了數據庫技術對換熱器系列標準化尺寸數據進行有效的存儲與管理,利用圖庫對結構相同或相似的視圖進行分級分類存儲與管理,利用「死圖活尺寸」的圖形生成原理快捷地生成各種型號浮頭式換熱器的零部件圖和裝配圖,實現了浮頭式換熱器的輔助設計計算和自動繪圖的功能;所開發的軟體使得換熱器設計中許多實際問題得到圓滿解決,軟體開發方法具有通用性,對其它類型的換熱器輔助設計系統的開發有重要的參考價值,在該領域中將有良好的應用前景。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。We study the code model characteristic of videos, analyse the characteristic of mpeg data structure and similarities and differences of forms of avi video. the method which compresses the information of an image and the differences of images is adopted to reach the high compression ratio. mpeg compresses algorithms as the international standard, is supported together by many computer platforms now, have better compatibility than avi video
論文首先簡要地介紹了課題背景和當前的研究狀況,研究了視頻編碼模型特點,分析了mpeg - 2數據結構特點和avi視頻格式的異同,在同等的視覺質量范圍下mpeg - 2採用有損壓縮方法減少運動圖像中的冗餘信息從而達到高壓縮比,因此mpeg - 2壓縮演算法作為國際標準,被許多的計算機平臺共同支持,較avi視頻具有更好的兼容性。According as time - varying images composing model, simulated 3 - d rigid shift motion and rotation motion in computer, implemented perspective projection and orthographic projection arithmetic, it proved that the result of experiment is accurate
根據時變圖像構成模型,採用計算機模擬了三維剛體運動的平移和旋轉運動,以及透視投影和正交投影下的二維運動構成演算法。實驗結果驗證了演算法的正確性。The thesis describes the conception of the object - oriented modeling and integrated simulaton enviroment, and discusses the below topics : ( 1 ) describe the reasonable structure of the modern fighter simulation system, and design the data transfer interface. ( 2 ) discuss the modeling method of the key subsystem of future fighter system especially the aerodynamics and the control system in detail. ( 3 ) construct the 3d model of the aircraft and scene, and verify the graphic simulation technique based on pc
本文詳細討論了面向對象建模方法以及一體化模擬環境的基本概念框架及基本結構並在此基礎上提出了合理的現代戰斗機模擬系統結構,設計了模擬系統的數據傳遞介面;詳細討論了現代戰斗機模擬系統關鍵子系統? ?飛機本體、飛行控制系統建模方法;建立了用於研究的飛機以及視景的三維顯示平臺;並在此基礎上實現了實驗性的基於pc的現代戰斗機圖形模擬平臺,對模擬模型有效性確認和驗證工作做了初步的探討,研究比較了傳統飛行動力學和運動學方程和四元數法在飛行模擬中的效果。Meanwhile, in 3d - scene, some functions of spatial analysis and interactive operations have been realized. and, a testing application system of 3dcm is developed, which includes tin model construction, the creation of contour, spatial coordinate query, section - cutting, measuring distance and area, 3d visualization and operation about topography and building etc. the purpose of developing testing system is to demonstrate the correctness of 3dcm based on the visualization. finally, the result of the testing and 3dgis research direction is put forward to investigate generally
另外,在三維模型的可視化場景中,實現了一些3dgis的交互操作和空間分析功能,結合論文的目標,開發了一個實驗系統,對三維城市的建模方法進行了論證,實現了dem模型的快速構建及等高線的追蹤和地圖分幅,實現了三維城市模型的可視化,在可視化的基礎上實現了部分空間交互操作和空間分析,如:空間坐標查詢、斷面切割、距離和面積量算、建築物屬性查詢、三維動態漫遊等。Using latest visual software idl ( interactive data language ) and combining trigrid function with triangulate function in idl, regular network terrain model and 3 - d shallow and deep sliding surface model of zhafangping landslide body based on delaunay triangular network is set up. it makes the sliding surface turn from " recessiveness " into " dominance ", and gets numerous different three - dimensional cubic chart, contour topographic map, the combine model of terrain model and contour topo - graphic map. and every visual model has analysed and compared in detail
利用可視化軟體idl中的triangulate函數和trigrid函數相結合,建立了基於delaunay三角網的榨坊坪滑坡體規則格網地面模型和淺層、深層滑動面三維可視化模型,實現了該滑坡體的三維模擬與再現,使滑動面由「隱性」變為了「顯性」 ,且獲得了眾多不同角度的三維立體圖、等高線地形圖和地面模型與等高線地形圖的組合圖等,並對各可視化模型進行了詳細地分析與比較。The models built by idef have the shortcoming of lack connecting, which preclude models from communicating and comprehending. associating with the modeling method of aris, a modeling method of relation model is proposed. the relation model centers on the process view, connects function view, information view, process view, organization view and resource view, to wholly describe the business procedure of an enterprise
2利用idef方法建模過程中,發現idef建模方法所建模型間缺乏聯系,不利於模型的交流與理解,結合aris建模體系中控制模型的建模方法,提出一個聯系模型建模方法,它以過程模型為核心,將功能、信息、組織、資源模型集成到一個模型中,完整地描述一個企業過程活動,提高模型的可讀性;另外將軟體開發的統一建模語言( uml )用於企業建模中,利用uml所提供的視圖非常直觀、形象地建立了企業模型。The research results is briefed as follow. ( 1 ) a new communication and decision - making method is presented, which integrated several new tools as well as some old ones ; ( 2 ) a new concept of " virtual communicating place shared in real time by multi - user " is brought forward, and a new technology based on event - driving and message - transferring mechanism is designed to realize graphic data shared by multi - user and displayed synchronously under net environment, which is the basis of the whole system. ( 3 ) a new mechanism for team members to share data efficiently is devised, which supports collaborative working in progress, maintains the consistency of data, records the history of design and etc. by defining a new type of the design data attributes and the privilege of team member to access to data in different time, using a new method of data manipulating, the team data sharing is realized
本文的主要研究成果為: ( 1 )在研究國內外網路決策交流方式方法的基礎上,綜合多種方法的優點,提出了一種新的決策交流方式,採用了多種手段和工具,完善了網路決策交流的機制; ( 2 )提出了多用戶共享的可視化虛擬交流空間的概念,並對其實現技術進行仔細的分析,針對目前存在的技術難點,提出了可行的解決方案,設計了一種新型的基於事件驅動和消息傳遞機制的多用戶實時共享圖形數據的解決方案,並採用了跨平臺的java技術實現了網路環境下圖形數據的實時交流和顯示; ( 3 )針對團隊協同的網路cad系統的特點和要求,提出了一種新的團隊數據共享機制,通過對產品數據的基本屬性、歷史屬性、共享狀態屬性和關聯屬性的定義,結合對團隊成員在不同設計階段的權限控制,採用新型的對共享數據庫的數據操作方法,動態地維護團隊數據的共享、設計的變更、設計進程的同步、關連數據的一致性、以及多個團隊之間的數據交流。Illumination system construction of computer vision system is studied and a double line space crossing illumination system is built, which results in effective settlement of disparity between illumination system and image acquisition in moving object testing problem. data accuracy when using three cameras to capture information is further researched, and three cameras system error module and calibration method are determined
針對視覺環境中光照系統的構建問題,確定了雙列交叉空間光照視場,有效的解決了動態目標檢測中,光照系統環境與攝像機圖像採集的一致性問題;對三臺攝像機採集信息輸入過程中的數據精確性問題進行了深入的分析,確定了三臺攝像機之間系統誤差分析模型、及標定方法。In this paper, firstly, three - dimensional geometrical models of the target and ir flares are established and by using the software vega missile attacking process is real - time simulated visually. secondly, the ir radiation characteristic of the target, background and the ir flares are analyzed, in which the wave radiation of the sun at different time, wind speed, the relative humidity and ir radiation attenuation characteristic of the atmosphere is under consideration. from above the ir image of the target, ir flare and the background are got and then are normalized to gray color image that will be showed in a child window in real time
本文通過三維建模工具creator建立目標、背景和干擾的三維模型,再通過視景模擬軟體vega生成載機、導彈和目標飛機的可見光場景圖像,實時地對導彈攻擊工程進行可視化模擬;並分析了目標、背景和干擾的紅外輻射特性,計算出傳感器路徑上大氣衰減等等,將經過衰減的目標、背景和干擾的輻射強度量化為灰度圖,以子窗口形式實時顯示;進一步可以使目標和干擾按照各自的運動軌跡運動,便可產生動態的紅外熱圖像序列。The main work is as follow : the pater makes use of vanguard genetic algorithms in image segmentation, uses vanguard genetic algorithms to get the image threshold. using this method we may get different grey vehicles from the background exactly. used the support vector machine theory to conduct the vehicles automatic sorting simulation research, the simulation result had proven this method could quite be accurate carries on the vehicles type the recognition ; improved based on the background automatic renewal hypothesized examination region algorithm, enhanced timeliness and the accuracy which the vehicles examines ; and to has carried on the specify based on the hypothesized examination region imagery processing algorithm realization ; in the paper also introduced withdraws the algorithm based on the gradation continuous movement vehicles characteristic to carry on the vehicles the characteristic to withdraw as well as to use the localization method which colored filter same gradation chart processing unifies to carry on the realization method which the vehicles license plate locates
本文根據智能交通控制與模擬對于交通流量、車輛到達率、車輛速度等交通信息檢測的需求,基於視頻圖像進行了交通信息處理的演算法研究與實現,主要工作包括以下幾個方面:將先鋒遺傳演算法應用到圖像閾值分割中,利用先鋒遺傳演算法尋求全局最優閾值,可以比較準確的將圖像中不同灰度的車輛從背景中分離出來;採用支持向量機理論進行了車輛自動分類的模擬研究,模擬結果證明該方法能夠比較準確的將車輛的類型進行識別;改進了基於背景自動更新的虛擬檢測區域演算法,提高了車輛檢測的實時性和準確性;並對基於虛擬檢測區域的圖像處理演算法實現進行了詳細說明;論文中還介紹了基於灰度連續性的運動車輛特徵提取演算法進行車輛的特徵提取以及採用彩色過濾器同灰度圖處理相結合的定位方法進行車輛牌照定位的實現方法。Taking advantages of visual object - oriented modelling technology named uml, the system is modelled and the basic object class structure model is studied. process - oriented networked manufacturing system model ( po - nmsm ) is a tri - dimensional integrated framework, which consists of five sub - models, i. e. control model, function model, resource model, organization model and data model
首先構建了以控制模型為主,功能模型、資源模型、組織模型和數據模型為輔的三維集成化模型框架,通過控制模型建立起其他幾個視圖模型之間的內部關聯,通過資源模型和組織模型來反映網路化製造系統中組織的分散性和過程對動態資源的調度與分配。( 1 ) expounding the basic concept of utilizing the computer graphics technology to realize the visual display of the chemical process, namely visual simulation ; ( 2 ) raising to establish math model of simulation chemical devices with the methods of oop and ood and realizing the class hierarchy architecture of device math model through class inheritance ; ( 3 ) researching the display methods of realizing 3d chemical scene with opengl
本文首先闡述了化工過程視景模擬及opengl的基本概念;其次,提出了利用面向對象的分析和設計方法,建立模擬中化工設備的數學模型,通過類的繼承性,實現設備數學模型的類層次結構。第三,深入研究了利用opengl實現三維化工場景真實感圖形的顯示方法;第四,以燃燒爐為對象開發了互動式的視景模擬軟體。In order to acquire 3d spatial position and motion parameters of moving target, the limitation of second focus method to get the depth of target is analyzed according to perspective projection model of target centroid. then, the constraint for obtaining 3d position and motion parameters of moving target centroid from monocular image sequence is presented and proved in this paper. with this constraint, a nonlinear extended kalman filter algorithm for estimating 3d spatial position and motion parameters of moving target centroid from monocular image sequence is proposed
進一步,為獲取目標的空間位置和運動參數等三維信息,在目標和成像系統都運動的情況下,根據目標質心的透視投影成像模型,首先分析了二次成像法獲取目標深度信息的缺陷;然後給出了由單目序列圖像獲取目標質心的空間位置和運動參數的條件,並提出利用多幀單目序列圖像和應用非線性擴展卡爾曼濾波演算法來估計目標質心的空間位置和運動參數;最後對提出的估計方法進行了多組模擬驗證,證明該方法可行有效。The paper provides a visual modeling scheme using object - oriented technology, and does experiments for current impulse response models from model change to parameter design to graphical modeling. the frame is a visual solve for simulation analysis and transmission forecast of radio channels. on the one hand, the paper takes classic radio channels as independent objects and builds their graphical models, comes into being a visual universal model library
本文深入研究了無線通信通道、尤其是多徑通道的傳輸特性,提出一種基於面向對象的可視化無線通道建模和模擬方案,對具有普適性的通道沖激響應模型進行了從模型轉換、參數設計到圖形建模等環節的實驗,建立起統一的、一體化的通道建模模擬實驗框架,為無線移動通道的分析、建模、模擬和傳播預測提供了一種可視化的解決方案。分享友人