intersection theory 中文意思是什麼

intersection theory 解釋
相交理論
  • intersection : n. 1. 橫斷,橫切;交叉,相交。2. 【數學】交集。3. 交點,交叉線,十字路口。4. 邏輯乘法。
  • theory : n. 1. 理論,學理,原理。2. 學說,論說 (opp. hypothesis)。3. 推測,揣度。4. 〈口語〉見解,意見。
  1. Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran

    縱觀有限元分析技術的發展,目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性,其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理,必須先將得到的有限元計算結果進行再處理,因此在演算法上分為兩部分:求任意剖面上物理量值的演算法及二維等值線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎,利用線性插值方法得到截面與單元棱邊的交點坐標及交點物理量值;在此基礎上;根據已得到的單元及節點序號表、應力應變物理量表,總結出一種基於有限元剖分網格的快速生成二維等值線的演算法。
  2. At last, based on the theory of cubature, the multivariate linear regression equations are built up, and the traffic conversion coefficient of the controlled intersection junction are deduced

    最後,以容量法為理論基礎,建立多元線性回歸方程式,推導出信號交叉口車輛折算系數。
  3. This method applies the extended strip theory to establish the nonlinear ship motion equations in regular head seas, obtains stable time course by resolving in time domain, and then pressure vectors will be available. the pressure includes static pressure, incident waves pressure, diffraction pressure, radiation pressure, and wave impact pressure, and changed with instantaneous draft of each intersection

    該方法應用擴展的切片理論建立迎浪規則波中船舶非線性運動方程,通過時域步進求解獲得船舶剛體運動的穩定時歷,進而給出與船體各橫剖面瞬時吃水相對應的靜水壓力變化、入射波壓力、繞射壓力、輻射壓力和波浪沖擊壓力諸分量。
  4. Abstract : the conformal flat space - time solutions in electromagnetic and scalar theory are shown, and the indefiniteness of the plane - symmetric solutions and the method for defining a noncontinuous field by the intersection of multi - solutions are demonstrated

    文摘:給出電磁場和標量場在共形平直時空中的解,發現了平面對稱解的不確定性及由多重解的交集來定義一個非連續場的方法
  5. This thesis primarily makes below the work of a few aspects : ( 1 ) the method that measuring and solution of the control point ' s coordinate, calculation of the point, solution of intersection with polygons, and calculation the quantity of ore reserves in a drawing file by computer technology ; ( 2 ) the theory and the method to draw the diagram of the equivalent line by establishing the abnormal triangle net, and ore blending with the diagram of the equivalent degree ' s line ; ( 3 ) the principle and method to automatically divide the ore, and the method to adjust to the quantity of ore and search the ore ' s information ; ( 4 ) adoption the line program to beg to solve the problem to ore blending, and establish the linear programming model and the simplification model with ore blending. ( 5 ) establish the control model with ore degree based on modem control theories

    本論文主要完成了以下幾方面的工作: ( 1 )利用計算機技術直接在一張現狀圖中,實現了控制點的測量與求解、坐標展點計算、多邊形求交以及爆堆礦巖量的計算; ( 2 )提出了通過建立非規則三角網的方法來繪制等值線圖的理論和實現方法,通過等品位線圖指導配礦工作; ( 3 )提出了配礦塊段自動劃分的原理和方法,並在此基礎上實現礦塊礦量調整和礦塊信息查詢; ( 4 )採用線性規劃的方法求解配礦問題,建立了配礦問題的線性規劃模型和簡化模型; ( 5 )建立了基於現代控制理論的品位控制模型。
  6. In the first part of this dissertation, theory of fracture mechanics of the frozen soil has been presented. a general strength theory based on fracture mechanics was proposed, and the validity of the theory using in frozen soil was discussed. the fracture toughness values for different kinds of cracks extension were determined, such as the plane strain fracture toughness for mode i cracking ( kic ), fracture toughness for mode cracking of frozen soil and the intersection of frozen soil and concrete

    論文第二章為凍土斷裂力學的基本理論,包括斷裂力學在凍土研究中的工程適用性、條件適用性、平面應變斷裂韌度測試的適用條件等,給出了凍土斷裂韌度k _ ( c ) 、 k _ ( c ) 、 -型復合斷裂測試的基本原理及試驗方法,並基於weibull脆性破壞理論推導了凍土三點彎曲試樣k _ ( c )尺寸效應系數,為後面的工作提供理論基礎。
  7. 4 - intersection theory in point set topology is cited into time domain and topological relation between several temporal forms are analyzed in detail. besides, the paper uses temporal topological relation to describe cadastral changing process particularly

    把點集拓撲學中的四元組理論引用到了時間域中,詳細地分析了幾種時間形式之間的拓撲關系,用四元組描述的時態拓撲關系對地籍變更過程進行了詳細的描述。
  8. In some projects charged by our lab such as national 863 project - " crop planting management components based on weather analyse ", anhui provincial 95 key project - " agricultural meteorology disaster evaluation system base on gis in anhui province " and the project " small coal mine security management and decision system based on gis in anhui province ", this paper combines the theory and arithmetic of rough set with gis and data mining in idss, investiges the application of rough set theory to precision analysis of attribute data and logical operation in gis, analyzes the logical operation based on rough set ( logical union, logical intersection, logical complement, mixed logical operation etc. ), so that it can give a method y to research the gis attribute data and the uncertainty of attribute data after superposition operator, so as to express the roughness and illegibility of attribute data more accurately

    在完成試驗室所承擔的國家863項目「基於氣象分析的農作物種植管理軟構件」 、省95攻關項目「基於gis的安徽省重大農業氣象災害測評系統」和「基於gis的安徽省小煤礦安全管理決策系統」等項目中,將粗糙集理論和演算法與gis 、智能決策系統中的知識發現等相結合,對粗糙集理論在gis屬性數據和邏輯運算精度分析中的應用情況進行了研究,分析了基於粗集的gis邏輯運算(邏輯並、邏輯交、邏輯補、混合邏輯等) ,從而為研究gis屬性數據及其疊加運算后屬性數據的不確定性提供了一種方法,能比較準確地表達屬性數據的模糊性和粗糙性。
  9. 4. we use the fuzzy neural networks ( fnn ) theory to solve the real time region traffic distributed control problem. at each intersection, we set an intelligent controller which dynamicly manages phase sequences, phase switch, signal cycle and split

    每個交叉口設置一個模糊控制器,該控制器根據它自己和相鄰交叉口的交通流信息對相序、相位切浙江大學博士學位論文換、信號周期和綠信比進行動態管理。
  10. The application of the theory of perspective affine parallelism in solution to the problem of intersection of drawing geometry

    透視仿射對應在畫法幾何相交問題中的應用
  11. The paper applies algebraic geometry, computational geometry, approximation theory to study the following problems : the nother type theory and the riemann - roch type theory of the piecewise algebraic curve ; the number of real intersection points of piecewise algebraic curves ; the real piecewise algebraic variety and the b - net resultant of polynomials

    本文應用代數幾何,計算幾何,函數逼近論等學科的基本理論,分別就分片代數曲線的n ( ? ) ther型與riemann - roch型定理;分片代數曲線的實交點數;實分片代數簇以及多項式的b -網結式進行研究。
  12. We consider all kinds of plane line representations of a plane line, and a simple and practical line coordinate system is suggested. we also present a new 3 - d line representation model. the new representation model is based on the geometry theory : the intersection of two arbitrary planes in the 3 - d space is a line in a plane

    本文提出了直線坐標的概念,通過分析各種平面直線的表示方法,提出了一套簡單而實用的直線坐標表示方法,提出了一種新的空間三維直線表示法,這種表示空間三維直線方法是根據空間相交兩平面一般交於一條空間直線的思路而提出的。
  13. The design achievements has little effect to guide and discipline the construction. after studying the reasonable division of the labor between person, drawing flatbed and application program, the author developed " the intersection application system " with the using of visual c + +, autocad and objectarx, which is also based on the traditional theory of the vertical intersection design

    作者充分研究了平面交叉口設計中人、圖形平臺及輔助設計系統的合理分工,並基於傳統的立面設計理論和方法,以visualc + +為編程工具, autocad為圖形平臺,使用objectarx二次開發工具,編制了本平交口輔助設計系統。
  14. In this paper, i will present some algorithms of polyhedral visual hull reconstruction : ( 1 ) polyhedral v isual h ull generation a igorithm b ased one dge - pool - searching, which constrains the 3 - d intersections into the 2 - d planes intersection via the epipolar theory to reduce the complexity a nd c an r educe t he t imes f or c ones t o b e p rejected o nto t he i mage p lanes, i n which we induced the index list to every points on the surface of object, and connected the related points to get sub polygons on surface and in turn get the mesh model, we replace triangulation process of disordered points cloud by edge - pool searching. ; ( 2 ) reconstruction based on degenerated - polygon - intersection, which have the following improvements on traditional bull intersection : using degenerated polygon to orga nize intersected area on cone face, which may be discontinuous ; a fast intersection algorithm of polygons on the cone face based on degenerated polygons, which is consistent between the continuous polygons and the discontinuous ones. the intersection of degenerated polygons is similar to the convergence of two ordered lists, which is comparably simple to the bull operation ; ( 3 ) reconstruction algorithm based on ray - tracing, in which all the rays that run through the vertex on silhouette of object will intersect with all the cones correspondent to other silhouette, and we have to calculate the intersection of all such line segments, the endpoints of which are considered to lie on the surface of object and we will get the point cloud on the surface of object

    同時利用共極線原理把三維計算投影到二維平面以降低求交計算的復雜度,該演算法可以減少光錐向圖像平面投影計算的次數,以邊池搜索取代散亂點集上進行的三角剖分; ( 2 )基於退化多邊形求交的多面體可見殼模型重構,系統引入退化多邊形的概念,把錐體平面的交集中不連通的部分用一個退化多邊形來表示,並引入了新的基於退化多邊形的求交演算法,與傳統多面體可見殼重構相比,該演算法有以下幾點創新:在圖像平面以退化多邊形組織投影錐體和物體輪廓的交集,把任意錐面與物體輪廓的交集歸一到一個退化多邊形;基於退化多邊形的二維平面上多邊形快速相交演算法,該演算法在一定程度上就是兩個有序鏈表的合併,大大簡化了先前的布爾求交計算; ( 3 )基於光線跟蹤的演算法,該演算法中所有通過輪廓頂點的光線和對應其它圖像輪廓的光錐進行求交計算,最後得到每次求交計算得到線段的交集,該線段的頂點就認為是物體表面點,從而得到物體表面的點雲。
  15. Through the appraisal of the western diversified design styles and design methods, from the macro view with the aesthetic angle, it is expected that the intersection between the western and chinese upholstery development can be found. based on the conclusion in the paper, the theory of the modern interior design that steeped in " integrated context with tradition " can therefore be justified

    探討在當前西方室內設計多元化的思潮影響下的風格流派和設計手法,從審美的宏觀角度探尋中西方室內設計文化發展的可能的交叉點,論述重傳統「語境」現代室內設計的現實意義和前景。
  16. It analyzes and infers intersection delay formation against non - saturated and oversaturated traffic conditions of intersections with queuing theory

    針對交叉口處于非飽和與過飽和狀態下的交通狀況,用排隊論分析並推導了交叉口增量延誤公式。
  17. All over the world a lot of interrelated research indicate, some problems are confronted and left unsolved in practical circumstances, and theory analysis, so thorough and systematic research on it is necessary, these problems include model split, how to decide threshold of tia and study area, the los for road and intersection, trip generation and distribution, trip assignment etc. because the precondition and situation for tia in abroad are very different from inland, if the overseas tia methods will be applied inland, there must have a series of problems

    國內外大量相關研究表明, tia在理論和實際應用中都碰到一些有待解決的問題,這些問題包括出行的方式劃分、 tia閾值及影響范圍的界定、道路及交叉口的服務水平、交通生成和分佈、分配等,需要從理論上對其過程和方法進行深入、系統的研究。由於國外tia的前提和條件與國內有很大區別,國外tia方法在國內的應用存在一系列問題。
  18. This thesis sets out from the intersection of computer supported cooperative work science and mechanistic design and manufacture theory, studies haw to apply the cooperative work to mechanistic design and manufacture industry

    本文從協同科學和機械設計製造理論的交叉學科領域出發,研究如何把協同有效的應用於機械設計製造行業。
  19. The intersection of classical studies and literature : a study of jiao xun s prose theory

    經學與文學之交匯:焦循文論研究
  20. Based on projection principle, a method for surface / plane intersection is presented. the theory of this method is laconic. the numerical intersecting algorithm is widely used in ship - hull surface modeling in this thesis

    根據投影變換原理,給出一種曲面與平面求交的新演算法,演算法原理簡潔直觀,計算穩定。
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