projection operator 中文意思是什麼

projection operator 解釋
射影運算元
  • 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...
  • operator : n 1 操作者，機務員；司機，駕駛員；【軍事】電話兵；【電話】接線員，話務員（＝telephone operator）...
  1. The direct analysis method has more efficient than the line programming for the shakedown analysis of contact surface layer, therefore, the mentality of shakedown analysis of contact surface layer was introduced based on the direct analysis method as follows : first, the direct method for shakedown analysis was presented and its application to a two - dimensional rolling / sliding contact problem was demonstrated. the direct method consists of operator split technique, which transforms the elastic - plastic problem into a purely elastic problem and a residual problem with prescribed eigenstrains, and an incremental projection method to determine the eigenstrain

    這些方法各有創新，其特點是計算速度快、收斂性好及精度可靠，計算規模避免了彈塑性隨動強化分析的非線性的影響，並使彈塑性問題轉化為殘余問題和線彈性問題，適用於滾動、滾滑及滑動接觸失效分析，從而有效地解決了接觸體安定性分析與裂紋萌生壽命預測的實際問題，也是本文對表面強化接觸失效的安定分析成為可能。
  2. This paper clarifies image collect automatically process of multi - channels, and pre - processing process of original image in order to noise reduction. in image processing, method as follows will be introduced in this paper : a method combining image threshold iterative segmentation with threshold interpolation, edge detection operator sobel and log, edge linking method using delation operator based on mathematical morphology, using boundary tracking and projection method in edge distill process. through this method, measurement of wheelset will be met precision demand

    本文闡明了圖像的分通道自動採集過程，以及對採集到的原始圖像進行預處理過程，達到圖像去噪聲的目標，本課題採用了閾值分割中迭代閾值和閾值插值相結合的方法， sobel運算元、 log運算元邊緣檢測演算法，基於數學形態學的膨脹運運算元進行邊緣斷點連接以及目標提取中的投影法和邊緣跟蹤方法，使得提取輪對圖像邊緣達到測量精度的要求。
  3. Some new projection methods are presented for solving general variational inequalities based on the operator splitting technique, including three - steps and k - steps iterative algorithms

    基於運算元的分裂技巧，給出了解一般變分不等式的幾種新的投影演算法，包括三步和k步迭代演算法。
  4. In last section we propose a new method for image classification and recognition, and the result of experiment shows that the method is effective with classification accuracy of 96. 67 %. the main creative points in this paper are : propose the concepts of dimension - reduction function and embedding function, define the projection index in term of linear operator and prove two relevant theorems ; design a method to estimate the intrinsic dimension ; put forward an classification algorithm based on lle

    本文的主要創新點在於：提出了降維映射和嵌入映射的概念；給出了投影指標的嚴格定義，證明了兩個相關定理；提出了一種用於估計本徵維數的方法並設計了實用演算法；提出了一種基於局部線性重構思想的分類和識別方法。
  5. 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。
  6. By the reason of characteristic on statistics of images, we gave a face searching and locating algorithm based on the second derivatives operator. we obtain the position of face by calculating the change of projection curve using the second operator

    該方法計算人臉在兩個投影方向上的統計特徵，使用二階微商運算元估計投影曲線斜率的變化，進而找出人臉的外接矩形，判斷頭部在圖象中的位置。
  7. Three - dimensional interpolation operator of projection type and its equivalent construction method

    三維投影型插值運算元及其等價構作方法
  8. For a quantized subgroup of the symmetry group of hamiltonian of a molecule, a site projection operator is defined to produce symmetry - adapted wave functions from the functions with the symmetry of the subgroup. based on site projection operator, a systematic method is proposed to factorize the single - particle

    對于哈密頓的對稱群的量子化子群，可以定義一個位置投影運算元，來從具有該子群對稱性的軌道產生完全的對稱性匹配軌道。基於位置投影運算元，提出了一個系統的方法，用來按照分子的最大對稱群，徹底地分解
  9. This paper use techniques of linear windows, differential operator, min operator, fuzzy - mathematics and mathematical morphology to complete the precise orientation of license plate, and use horizontal projection and local - least value techniques to complete the segmented of the characters, and the artificial neural network technology is applied to complete the character recognition

    本文應用線窗口、差分運算元、 min運算元、模糊數學、數學形態學等技術手段完成了車牌的精確定位，應用水平投影、局部最小值等方法完成了車牌字元的分割，應用神經網路感知機等技術解決了字元識別的問題，開發出實用的演算法。
  10. The analysis of the chemisorption bond has been carried out by means of projection operator techniques

    通過用射影運算元方法，我們對所有原子簇模型中的化學吸附鍵進行了分析。
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