計算陰影 的英文怎麼說
中文拼音 [jìsuànyīnyǐng]
計算陰影
英文
calculate shadows- 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...
- 陰 : Ⅰ名詞1 (中國古代哲學認為宇宙中通貫物質和人事的兩大對立面之一) (in chinese philosophy medicine ...
- 影 : Ⅰ名詞1 (物體擋住光線后映出的形象) shadow 2 (鏡中、水面等反映出來的物體形象) reflection; image...
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
- 陰影 : 1. (陰暗的影子) shadow; shade; cloud 2. [醫學] (斑痕) spot; shadow
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Secondly, each region ’ s orientation line is calculated to prejudge the regions that contain the shadow regions, and the regions that contain shadow region are marked. thirdly, the marked region ’ s body color vector is calculated, and it is matched with that in the shadow database, after that, the shadow region can be obtained accurately
接著計算前景中每個區域的方向角分割線,預判斷每個區域中是否含有陰影區域,標記出含有陰影區域的區域,然後對有標記的區域計算其體色向量,和陰影數據庫中的體色向量進行匹配運算,精確定位出陰影區域。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。( 2 ) on - line spectral response measurement is used to make a research on the activation process. the on - line measurement results have been analyzed and the influence excised by cs, o activation on the photoemission property of gaas wafers has been revealed. the properties of domestic and foreign nea phocathodes are compared, and the reasons causing the gap between domestic and foreign phocathodes are discussed
( 2 )利用光譜響應在線測試技術研究nea光電陰極的激活工藝,通過對在線測試的光譜響應曲線進行分析、比較和計算,剖析了激活工藝給陰極光電發射性能帶來的影響,並從性能評估的角度,比較了國內外nea光電陰極的性能,分析了它們之間存在差距的原因。Ultra high quality and high performance pre - computed shadow masks allow offline processing of static light interactions, while retaining fully dynamic specular lighting and reflections
預計算陰影模板技術:這種技術的清晰度和性能都較高,並可以很好地表現出多光源投射在同一個物體上時的交叉效果,主要體現在高光和發射上Computational flow imaging ( cfi ) uses theoretical predictions of the interaction and transmission of optical waves through theoretical flowfield to generate digital pictures that simulate real observations. it was used to construct flow visualization corresponding to shadowgraph, schlieren, interferometric and planar laser induced fluorescence ( plif ) images. by providing a better insight into the flow physics and cfd code behavior, cfi is proving to be extremely useful to experimentally validate cfd codes
計算光學流動顯示技術( computationalflowimaging - cfi )就是把數值計算( cfd )獲得的流場中的物理場,經過與實驗相同的計算光學(全息干涉、紋影、陰影、平面激光誘導熒光)的過程轉換為所需的各個方向與試驗流動顯示圖像相對應的計算流動圖像。The experimental data are in good agreement with the calculated results of the model by analysis of the data of the laser pulse of different energy induced the laser plasma shock front by acoustics means. in addition, the calculated results of the model are in good agreement with the experimental data by optics means
同時設計應用聲學方法對水中不同能量的脈沖激光作用下產生的激光等離子體沖擊波波前傳播過程進行測試及數據分析,對光學陰影方法探測的激光等離子體沖擊波近場波前傳播數據進行詳細分析,結果表明新模型計算結果與實驗測量值一致。The number of pixels to the right, and down, that the bottom corner right corner of a shadow is located, relative to the bottom right corner of a window, for a shadow height of 1
陰影矢量:一個陰影高度為1的陰影矢量,用該陰影的右下角作為定位點計算出來的像素數來衡量。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。Dealing with faces illumination variation based on dynamic directional gradient vector flow snake and gamma algorithm a new dynamic directional gradient vector flow snake ddgvf snake algorithm was presented which can detect the image shadow and highlight contours of the unknown face images. according to the given standard face database, the image gray median could be c.
使用一種動態方向梯度矢量流snake ddgvf snake演算法來檢測未知圖像的陰影和高光區域,根據已知的標準人臉圖像庫中圖像的灰度分佈,計算出灰度中值,然後採用加權非線性gamma灰度矯正演算法來歸一化待識別圖像的光照變化,使之與已知的標準庫中的圖像灰度一致。Especially, analyze qualitatively the effect that the cathode magnetic field angle contributes to beam ratio and prove it by calculation
特別的是,文章中定性分析了陰極磁場角對電子注速度比的影響,並通過計算獲得證明。Tow types of fuel - cell models can be distinguished : microscopic and macroscopic. this paper adopt agglomerate microscopic model to analyze the fuel cell ' s performance. according to the computation, it can be concluded that the performances are determined by the thickness of the electrode, the effective ionic conductivity, the radius of agglomerate and other parameters
對燃料電池單體,建立了微觀的數學模型? ?聚塊模型,用nenmanbandj方法計算熔融碳酸鹽燃料電池陽極和陰極的過電位,分析了各種參數的影響,對電極的制備,提高單電池的性能,有一定的指導意義。It puts forward the solution to solve the technical problem of the transparent electrode ( ito ) shadow
通過光學計算和分析,提出了消除lcd透明電極( ito導電膜)陰影的方法。This minimizes the volume where shadows will be computed
這就能最大程度地減少需要計算陰影的空間體積。The method is better than others. firstly, the system sets up several models to assist detection work, such as road model, illumination model, shadow model and relationship model among them ; secondly, it introduces hue. saturation degree information to distinguish vehicles from shadow ; thirdly, it makes use of binary decision tree to analyze pressing line of vehicles to improve the reliability of the system ; fourthly, it puts forward a way of one dimension video tracing to resolve the problem of vehicle velocity detection
該方法通過設置在每條車道中的兩條相互垂直的虛擬檢測線來檢測交通流信息(如車流量、車速等) ;設計一種彩色分段檢測技術來提取運動車輛的尺寸信息和色彩信息,再利用分類決策樹和濾波演算法確定運動車輛存在與否,增強了車輛、陰影、噪聲和背景之間的區分能力;設計了一種車速視頻檢測方法。Specifies the specular color interpolated from vertex components during gouraud shading
指定在高氏陰影處理期間從頂點分量經過插值計算出的反射顏色。Diffuse specifies the diffuse color interpolated from vertex components during gouraud shading
指定在高氏陰影處理期間從頂點分量經過插值計算出的漫射顏色。To sum up the use of these three buttons, let ' s say that if your computer has a low computing power and if you want to use area lamps and raytracing anyway, you could find useful to set a low samples value ( like 2. 00 ) and activate the buttons dither and / or noise in order to simulate slightly softer shadows
總結這三個按鈕的用法,我們可以得出結論:如果你的計算機主頻不高,但是你想使用區域照明和光線追蹤等特性,你最好設置一個較低的采樣值(例如2 . 00 ) ,並且激活抖動和/或噪聲,從而簡單地平滑一下陰影。The background subtraction method is used to retrieve the foreground, and the mixture gaussian model is used to model the background, during the modeling, the improved k - means algorithms is applied to improve the speed of background modeling ; 2. in the process of the background updating, the updating algorithms based on statistical average is used to update the background, compared to the traditional background updating methods, it improves the speed of the background updating ; 3. to solve the problem that the detection method based on gaussian shadow model detects the shadow inaccurately under some situations, a novel algorithm based on the body color vector matching is presented to detect and eliminate the shadow
本文在總結和分析了國內外相關研究工作的基礎上,針對運動物體檢測與提取中如何檢測與提取前景區域以及如何檢測與去除陰影的問題開展研究,其主要研究內容和成果如下: 1 .採用背景減除法提取前景區域,利用混合高斯模型進行背景建模,建模過程中,引入了改進的k -均值演算法,加快了背景建模的速度,提高了背景建模的質量; 2 .在背景更新的過程中,採用了基於統計平均的更新演算法,相對于傳統的背景更新方法,提高了背景更新的速度; 3 .針對運動物體陰影檢測與去除中,基於高斯陰影模型的陰影檢測方法在某些情況下對陰影檢測不準確的問題,提出了一種基於體色向量匹配的陰影檢測與去除演算法。The article studies the reflection and radiation light spectrum of the object under the night sky light or with the aid of laser, calculates and analyzes the spectrum matching factor of typical optoelectronic cathode to the common objects and the effect on the light contrast and give the detailed mechanical design of the low light night observing instrument on helmet
摘要本文研究了夜天光照射及激光助視下的景物反射輻射光譜特性,計算並分析了典型光電陰極對常見景物反射的光譜匹配系數及其對照度、對比度等參數的影響,並詳細對頭盔式微光夜視儀進行結構設計。Upon the background of detecting and tracking moving vehicles in an intelligent video - based road traffic surveillance system, in this thesis, we focus our research on some hard issues in detecting moving objects, such as updating background image, eliminate the disturbances of moving cast shadow and vehicle headlight, and propose a robust algorithm of detecting and tracking moving vehicles on road. we also apply our algorithm to an applicable road traffic monitoring system
本文以智能化視頻道路交通監測系統中運動車輛的檢測與跟蹤為應用背景,對運動目標檢測中背景更新、陰影和車燈投影噪聲的消除等一些難點問題進行了深入的分析研究,提出了一個穩定的運動車輛檢測和跟蹤的演算法,並在此基礎上完成了實用的視頻道路交通監測系統的設計與開發。分享友人