projection efficiency 中文意思是什麼

projection efficiency 解釋
投射效率
  • projection : n 1 射出，投擲，發射，噴射。2 投射；投影，投影法；（地圖）投影圖製法；【電影】放映。3 凸出；凸出...
  • efficiency : n. 1. 功效。2. 效率；效能；實力，能力。3. 【物理學】性能。
  1. The function of illumination optics for projection displays is to direct light source onto a small area of microdisplay within a limited incident solid angle, and therefore the collection efficiency is especially important compared to other illumination applications, which is also the main technical issue for led application to projection displays

    摘要投影顯示之照明系統須將光能量集中照明於一小面積與小角度之內，相較于其他照明之應用，其集光效率之考量更為嚴苛，亦為發光二極體于投影顯示照明應用中最主要之技術課題。
  2. The method can improve the index accuracy and also the efficiency. in the price - trend analysis which applies the structural and historical data, the article introduces the fibonacci numbers and creates price - trend projection algorithm. system users can adopt the algorithm to make price - trend forecasts

    在利用結構型歷史交易數據進行價格趨勢分析方面，本文把菲波納奇數列用到趨勢分析中來，來改進波浪理論，創造了價格趨勢投影演算法。
  3. The narrow fan - beams are reset into parallel beam then the image reconstruction is conducted by parallel beam " convolution back projection algorithm, which combines the high scan efficiency with the convenience of image reconstruction. this paper analyses the parallelism in narrow fan - beam " convolution back projection algorithm, divides the task of image reconstruction into several subtasks, and discusses the parallelization of narrow fan - beam " decomposition and reset, parallel beam " convolution back projection, and image accumulation

    對于窄角扇束掃描方式，把窄角扇束重排成平行束，再由平行束卷積反投影重建演算法來重建圖像，是把掃描的高效率和重建方式的簡便易行很好的結合起來。本論文對窄角扇束卷積反投影演算法進行了并行性分析，指出把圖像重建任務分解為多個子任務并行工作，並在工作站機群上討論了窄角扇束的分解、重排、平行束卷積反投影圖像重建、圖像合成的并行實現。
  4. Application of the grey relation projection method on fuzzy valuation of comprehensive efficiency of the near distance weapon systems

    灰色關聯投影法在近程武器系統綜合效能模糊評估中的應用
  5. On views separation and coordinate standardization, a coordinate axis projection - based approach and an image scanning - based approach are proposed for views separation, the former reduces the compare times of 2d primitive in drawings and raises the efficiency simultaneously, the latter can separate free nember views of engineering drawing accurately and it has no correlation with complexity of primitive, then, two sets of 2. 5d coordinate systems are introduced as intermediates to relate the 2d original drawing system to the 3d space projection coordinates anfd a formal technique is developed for constructing transformation matrices between coordinates

    3 .在工程圖視圖分離和坐標規格化方面，提出了改進的坐標軸投影分離演算法和基於圖像掃描的視圖分離演算法。前者減少了工程圖中二維實體的比較次數，提高了運行效率;後者可以準確分離具有任意視圖數目的工程圖，且演算法的穩定性與邊界復雜度無關。通過引入二維半中間坐標系推導出了從繪圖坐標繫到空間投影坐標系轉換的轉換運算元並給出了基於轉換運算元的坐標規格化演算法。
  6. This article proposes in order to quickly hidden processing is carried on to multi concavo - convex polyhedron, the hierarchical structure is applied to carried on description on topo relations of three dimensional physique ; the bidirectional link table is applied to carried on the dynamic node assignment, for enhancing the efficiency of the algorithm ; when multi three - dimensional body is being hidden processing, the screen projection polygon should be carried on the overlaped eliminating confirmation and the polygon edges be carried on the computation of the intersectant points, the depth inspection, the comprehensive test and so on

    摘要文章提出一種對多個凹凸形多面體進行消隱處理演算法，並介紹了採用層次結構進行三維形體的拓撲關系描述；採用雙向鏈表進行動態結點分配的演算法，提高了演算法效率；對多個三維物體消隱處理時，進行屏幕投影多邊形的重疊排除驗證，對多邊形邊進行交點計算，深度檢查，包容性測試等。
  7. Because of idea parameter model, relative efficiencies of sample dmus, which have fuzzy factors of inputs and outputs, can be identified. and projection analysis, clustering analysis and order - sorting of these dmus can also be made. at the same time, we can upbuild the improved schemes for dmus from inefficiency to efficiency and from fuzzy efficiency to efficiency in view of the decision - maker ' s preconception, which can supply decision - makers with useful information and is the foundation for farther controlling and managing

    基於該區間dea參數模型，能識別出輸入輸出指標中含不確定因素的樣本決策單元的有效性，並對樣本決策單元進行投影分析、聚類分析及排序分析；也能在系統評價時考慮決策者的個人偏好，給出決策單元從區間dea非有效到區間dea模糊有效或從區間dea非有效到區間dea有效的改進方案，為決策者提供有用的管理信息，為進一步有效管理和控制決策單元提供科學的依據。
  8. The resulting algorithm is globally convergent for strongly monotone operator. numerical results and comparison with some existing projection - type methods are also given to illustrate the efficiency of the proposed method

    在運算元f為g -強單調的條件下，證明了演算法的全局收斂性，並給出了其數值實驗結果。
  9. In order to improve the efficiency of optical engine and simplify the optical architecture, a neotype color separation / recombination device based on polarization interference filter ( pif ) is proposed for reflective lcos projection display in this paper

    為了提高光引擎效率並簡化結構，我們提出一種適用於反射式lcos投影顯示系統的新型高效分合色器件? ?偏振干涉濾光片。
  10. The projection index values were gave by multiplying projection vector by standardization value of evaluation indexes, which can comprehensively evaluate agricultural resources use efficiency of every unit

    通過最佳投影方向與評價指標的線性投影得到投影指標值，通過這一指標可以對樣本進行統一評價。
  11. Based on work of w. clem karl etc., the quasi - newton iteration method for solving the optimization problem of sar imaging is derived, the sparse projection matrix tsof sar imaging is constructed, by replacing the original sar imaging projection matrix t with ts, the computation efficiency of peak - enhanced sar imaging is improved greatly

    在w . clemkarl等工作的基礎上，導出了求解峰值特徵增強sar成像優化問題的準牛頓迭代方法，建立了sar成像稀疏投影矩陣t _ s ，通過用t _ s代替原始sar成像投影矩陣了，有效提高了峰值特徵增強sar成像方法的計算效率。
  12. In the thesis, the efficiency of the optical energy and contrast of the system are discussed. the traditional philip prism and the pbs are improved in order to suit our projection system

    論文對顯示系統光能利用效率、對比度等特性進行了充分分析，對philip棱鏡系統以及pbs偏振系統進行了優化和改進，獲得了高性能的投影顯示。
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