計算線圖 的英文怎麼說
中文拼音 [jìsuànxiàntú]
計算線圖
英文
computational scheme- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 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...
- 圖 : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
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The first lecture of series on nov. 19 : lecture about linear algebra and computer figure was launched at teaching building room 312 at 7 : 00
11月19日,基礎學科講堂的第一次講座:線性代數與計算機圖形學于晚7 : 00在我校教三樓312教室舉行。In computer graphics, the operation of shading some area of a display image, for example, with dots or crosshatching
在計算機圖形學中,用點或十字線給顯示圖象中某個區域上色的一種操作。The paper presents a distribution analysis software platform which is developed combining computer graphical theory and oop ( object - oriented programming ). the platform includes three modules, the graphics module, the database module and the computation module. the graphical module can draw the key diagram of power system ; the database module can save, browse and edit the data of power systems ; the computation module can compute the power flow
本文運用面向對象的程序設計方法結合計算機圖形學的知識,開發了一套可視化配電網分析軟體平臺,它包括用於繪制電力系統結線圖的圖形模塊、用於保存、瀏覽、修改電網數據信息的數據庫模塊和進行配電網潮流計算的計算模塊。In these years, image measuring has been used in every walk of life gradually. this paper discusses the characteristic, the virtue and the application of digital image measuring. in this paper. after analyzing the practical situation and theory, it has confirmed the project that identify automatically the pointer and the reticle of the pressure gauge with technique of optic photographic system, image process and automatic identification
近年來,圖像測量逐漸應用到各行各業。本文討論了數字圖像測量的特點、優點及應用范圍,結合實際情況和理論分析,確定了利用光學攝像系統和圖像處理、識別技術,自動識別壓力表的指針和刻線的方案,解決了壓力表示值的自動檢定問題,研製了一套集計算機、圖像處理和識別、自動控制和光學等技術於一體的壓力表示值的自動檢定系統。And introduce the application of the computer graphics to speedup the ray - tracing method
研究了計算機圖形學在加速射線跟蹤中的應用。The thesis offers the idea of applying the techniques of data - administration, computer transaction, computer graphic and the interaction between computer and people in the emulational research of the construction of three - dimensional geological modeling, which also succeeds in realizing the protracting of the administration of geological data, the layout of industrial section, complex section chart, complicated isoline chart and the three - dimensional geological modeling chart, and in providing valuable references for geological research and technological support for three - dimensional and complex geological research
論文提出了運用數據庫管理技術、計算機處理技術和計算機圖視技術與人機交互技術建立三維地質建模與模擬研究的基本技術思路較成功地實現了地質數據管理、工區布置圖、復雜剖面圖、復雜等值線圖和三維地質模型圖的顯示與繪制,為地質科學研究提供了有價值的參考資料和三維復雜地學研究的技術支持環境。This thesis gives a brief account of the basic theories of software engineering and computer graphics, of the data structure of individual component modeling, of the design of the software structure and of the method of realizing software. meanwhile, this thesis put more emphasis on the exploration of the arithmetic of the delaunay triangle network, nurbs curve integration, the filling - in arithmetic of triple - tree, and the arithmetic based on the scan - line arithmetic and the filling - in of complex section
文章介紹了關于軟體工程學與計算機圖形學的基本理論及其各組件模型的數據結構、軟體結構設計與軟體實現的技術方法,並重點討論了基於約束條件的delaunay三角網格化演算法、 nurbs (非均勻有理b樣條)曲面擬合、三叉樹等值線填充演算法和基於掃描線的復雜剖面填充演算法。In computer graphics, to fill an area of display, e. g. with a colour, a cross hatched pattern, etc
在計算機圖形學中,用色彩或交叉陰影線等來充填某個顯示區。Pipe - line information system regards pipe - line spatial information and pipe - line attribute information as its core. in order to managing pipe - line ' s information, it makes use of geography information system technology, computer graphic technology, database technology and information visualization technology
管線信息系統是以管線的空間信息和屬性信息為核心,利用計算機地理信息系統技術、計算機圖形學技術、數據庫管理技術和信息可視化技術對管線進行綜合管理的信息系統。Morphing is the continuous smooth and natural transformation of a source object into a target object, where the object can be a numerical image, curve, surface, mesh, etc. morphing has very wide use in many areas, such as computer graphics, animation design, industrial modeling, science computation visualization, film stunt, etc. this paper makes researches on the morph of compatible planar triangulations and that of planar polygons, and the main results are as follows : 1 ) morph of compatible planar triangulations : this paper presents a convexity - preserving method for morphing compatible planar triangulations with different convex boundaries
變形,是指從初始物體到目標物體的連續、光滑、自然的過渡(這里的物體可以是數字圖像、曲線、曲面、網格等) 。變形在許多領域有著十分廣泛的應用,如計算機圖形學、動畫設計、工業造型、科學計算可視化、電影特技等。本文對同構平面三角網格的變形和平面多邊形的變形進行了研究,主要的研究結果如下: 1 )同構平面三角網格的變形:提出了具有不同凸邊界的同構平面三角網格的保凸變形方法。Directly painting textures on top of 3d objects in 3d perspective viewport is a new issue of human - computer interface ( hci ). this paper presents a method to solve this issue. it converts the position information of the texture pixels of texture map into color information , and then transfers both the coordinates and the color of texture pixels into screen through texture mapping at the same time. only is the color information of texture pixels converted into illumination by calculating the normal and the angle of ray incidence of the screen pixel in the method. the texture coordinates are firstly converted into the color information by generating another texture map , which is called information map whose pixels ' color represents the coordinates information. and then the corresponding texture coordinates are mapped into screen reference frame by texture mapping and stored into information buffer for later use. so we can obtain the texture coordinates of screen pixels correspondingly by decoding from information buffer. after optimizing , we can paint textures on top of 3d objects in 3d perspective viewport in real time. the paper also gives some examples and related definitions of using additional information of 2d texture map for 3d graph generating
針對三維逶視投影視圖中對三維物體表面紋理直接進行噴繪,以獲得復雜紋理圖這一計算機圖形交互技術這一新問題,研究了一種將紋理圖的象素位置信息轉換成彩色信息,然後利用紋理映射將紋理坐標連同該點上的顏色值一起傳遞到與屏幕象素對應的可見點上的方法,其中顏色值依該點處的入射光線方向和表面法向被進一步轉換為光強值,而紋理坐標則被解碼后還原成與該可見點對應的紋理坐標,被存入信息緩沖器中,供以後使用,通過解碼,可根據屏幕點直接得到對應紋理象素點的坐標,經過演算法優化,實現了對三維物體表面紋理的實時噴繪;同時闡述了在三維圖象生成技術中使用附加紋理信息的應用實例以及相關定義In this paper, an optimization design cad system of detached foundation of transmitting electricity iron tower has been studied. the system uses an easy and efficient method named grid search to find out the minimum cost of an detached foundation. at the same time, the depth and width of foundation, the width of column, the thickness of foundation plan have been ascertained
本論文研究開發的輸電鐵塔獨立基礎優化設計cad系統,以最小費用為目標,採用簡單、有效、易於編程的有約束非線性規劃方法? ?網格搜索法,對輸電鐵塔獨立基礎進行優化設計,確定出基礎埋深、基柱寬度、底板寬度、底板厚度等合理截面尺寸,並開發出計算、出圖一體化的優化設計計算機輔助設計系統。With the development of computer technology, computer graphics technology develops swift and violently. the clipping of graphics is the most basic contents in cg. it is a useful tool in algorithms about hiding line, hiding face and showing of third dimension graphic
隨著計算機技術的迅速發展,計算機圖形學技術得到迅猛發展,圖形的裁剪是計算機圖形學中最基本的內容之一,它在消除隱藏線、隱藏面及真實感圖形的顯示等演算法中是很有用的工具,以往對裁剪演算法的研究主要集中在裁剪直線和裁剪多邊形兩方面。At first, the author analyzed some chief factors such as light beam drift and atmospheric turbulence that affect the precision of the laser collimation in brief. then, the author studied the plan of the laser collimation generating nondiffracting beam and automatic level system with high precision. at last, the author completed the measurement of the straightness guideway by using ccd ( charge coupled device ) as the receiver and computer imaging processing
文章首先簡要地分析了激光自身漂移、大氣湍流等影響激光準直精度的主要因素,然後對系統的激光準直方案進行論證,並確定了無衍射光束的生成方案、高精度自動安平系統的結構方案,最後以ccd為接收器件,通過計算機圖像處理,完成對軌道直線性的測量。But due to the difficulties of the theoretical calculation and the limitation of the technique of image display, only some two - dimensional graphs of electromagnetic field of a planar set of point charges or symmetrically and uniformly charged bodies, which ignores the boundary effect, are introduced in the present electromagnetics teaching materials, which brings much incovenience for the acquaintance of the electrostatic field
然而,由於受理論計算和圖象顯示技術等因素的限制,目前的電磁學教材中,通常只能給出平面分佈的點電荷系或具有較強對稱性、忽略邊界效應的帶電體的電力線和等勢線的二維平面圖,這給靜電場分佈的感性認識帶來了一定不便。The result shows that the sufficient and necessary condition of the quadratic rational b - spline curve ' s curvature monotony is similar to the quadratic rational bezier curves ", but its condition is some different from the quadratic rational bezier curves " curve ' s rendering algorithm is an important content in computer graphics, cad
曲線的生成演算法是計算機圖形學的重要內容。對於一些基本曲線,如直線,圓,橢圓等,都有快速生成演算法,如畫直線的bresenham演算法, dda演算法,畫圓的bresenham演算法,中點法,正負法, pitterway的橢圓及拋物線繪制演算法等等。In computer graphics, to move a display image on the display space in a straight line from one location to another without rotating the image
在計算機圖形學中,在顯示屏幕上沿著一條直線把某一位置的圖象移動到另一個位置,但不使圖象旋轉。Scientific computation visualization interactive virtual reality computer dynamic simulation etc., to study thoroughly and carefully on critical technologies such as mixed - language programming simplification of scene models displaying realistic image and animation of 3d scene models and so on in this dissertation, the methods to build scene models were studied and applied to develop a dynamic simulation system of 3d railway scene based on this idea, the major study contents and results can be summarized as follows : 1 ) mixed - language programming can complement each other between different programming languages and the method has a general significance and can become popular many computation models including development of dtm optimum of dtm and reorganization of dtm were developed with fortran language in order to use the ripe codes, the dissertation succeeded in integrating the developed fortran codes to the visual c + + environment and achieving the course of mixed - language programming 2 ) the methods to build scene models for 3d location design were discussed in the dissertation and the development and animation of scene models had been realized by applying synthetically those technologies such as computer graphic computational geometry and geometrical modeling and computer dynamic simulation etc, and adopting opengl 3d graph library then achievement was got by using the technology of 3d visualization to livingly express design results 3 ) combing with the concerned study and development projects, adopting vc + + as development tools and in the light of those theories and algorithms stated in this dissertation, a software, which could build scene models with realism for 3d railway location design, in the name of " the dynamic simulation system of 3d scene of railway " was developed., the correctness was proved by using the software to build the 3d scene models and achieve their animation of suining - chongqing railway and yunnan - xizang railway
本文綜合利用計算機圖形學、科學計算可視化、人機交互、虛擬現實、計算機動態模擬等理論和技術,針對混合語言編程、真實感圖形繪制以及三維景觀模型的動畫驅動等關鍵技術,進行了深入細致的研究,從而探討了建立逼真景觀模型的方法,並基於本文提出的方法研製了一個鐵路線路三維景觀動態模擬系統。基於這一思想,本文主要研究內容及研究成果如下: 1 )混合語言編程可以實現語言優勢互補,具有普遍意義。針對數字地面模型的建立、優化、重組等計算模塊是成熟的fortran程序代碼,本文成功實現了vc + +與fortran語言的混編; 2 )緊緊圍繞三維選線設計中景觀模型的建立方法展開研究,綜合利用計算機圖形學、計算幾何及幾何造型學以及計算機模擬技術,採用opengl三維圖形庫,實現了景觀模型的建立以及動畫驅動,使得三維可視化技術成功應用於選線設計成果的三維直觀表達; 3 )結合有關科研課題,利用vc + +開發工具,以本文所述的理論和演算法為基礎,研製和開發了一個建立三維選線設計逼真景觀模型的系統軟體- - 「鐵路線路三維景觀動態模擬系統」 。The author ' s work gives new way, which is beneficial to real time interaction and can efficiently reduce computing time as well as data storage amount. these algorithms can find good use in numerical machining, robotics, form - position tolerance and computer graphics. ( 3 ) degree reduction for nurbs curves and surfaces by applying the theory of the best uniform approximation of chebyshev polynomials and the explicit matrix representation of nurbs curves, this thesis centers on the research of the explicit nearly best approximation of multi - degree reduction of nurbs curves
以上關于等距曲線的幾何逼近與代數逼近的演算法改革了當前國際圖形界只能對基曲線沿法矢方向平移定距離的點作近似逼近的固定模式,創造了利於交互操作,能有效地減少計算量及數據存儲量的新方法,可在數控加工、浙江大學碩士學位論文機器人、形位公差學、計算機圖形學中獲得很好的應用( 3 ) nurbs曲線曲面降階應用nurbs曲線的顯式矩陣表示及chebyshev多項式逼近理論,以實現nurbs曲線顯式一次性降多階的近似最佳逼近為目標進行了研究Ln chapter 4, imbalanced counterflow of indirect evaporative cooling is simulated while taking into account the non - linearity of the saturation line of moist air. four diagrams are provided to assist in determination of the optimum heat capacity ratio
第四章針對蒸發冷卻過程中飽和濕空氣比熱容隨溫度的非線性變化關系,研究了非平衡流逆流間接蒸發冷卻過程(火用)損失及最佳熱容量比的計算線圖。分享友人