輪換矩陣 的英文怎麼說

中文拼音 [lúnhuànzhèn]
輪換矩陣 英文
circulant matrix
  • : Ⅰ名1 (輪子) wheel 2 (像輪子的東西) wheel like object; ring; disc 3 (輪船) steamer; steamboa...
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  • : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
  • 輪換 : rotate; take turns; alternate
  • 矩陣 : [數學] matrix; array
  1. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩差速驅動移動機器人的運動學及其本體緩沖設計進行了探討,在對平面運動物體運動分析的基礎上結合四種常用車的數學模型,推導出了一個通用的移動機器人堆積方程,在此基礎上分析了移動機器人的移動能力、並針對兩差速構型推導了速度正解與逆解;使用muir和newman的運動學建模方法,推導了移動機器人上點及連桿坐標系位姿、速度變關系及求解方法;在移動機器人位姿識別方法中結合差速驅動構型對航位推演算法進行了分析:推導了一種理論精度較高的航位推算演算法,並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬;最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路,較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與設計是切實可行的。
  2. Better performance are gained when the properties of balance and activity are combined in an attack of reduced variants of rijndael. 7. the optimisations of rijndael sbox, of columnmix and its inverse, and of the round trans formation are thoroughly studied for purpose of better performance

    7 、研究了rijndael演算法s盒、列變及其逆運算、整個的優化方法,從運算單位、數據訪問時間和簡化運算等方面提高演算法的實現效率。
  3. First we introduce theory and merits of graphic wavelet transform, then mallat algorithm, multi - scale characteristic, quadratic b - alpine wavelet and the coefficients of this filters, and etc. later we calculate the gradient matrix based on the result of wavelet transform, thin the contour and get spatical information

    先介紹圖像小波分解方法的原理、 mallat快速演算法、多尺度特性、 3階b -樣條小波基函數的選取及其濾波器系數的推導等,然後根據小波變結果計算梯度矢量,進行非極大值抑制和雙閾值化,提取目標廓。
  4. Firstly, the paper introduces the development and application of computer graphics & image technique, discusses the principle and method of cg and digital image processing, such as matrix of the graphic transformation, homogeneous reference frame, sampling and quantization of the image, file format of the image, template operation, etc. secondly the paper introduces the purpose and method of image enhancement processing, explains the each occasion of those methods such as threshold transformation, smoothing processing, sharpening processing, analyzes and contrasts the processing results of object image. thirdly, the paper introduces the method of mathematics morphologic, edge detection and thinning processing, attains character description of image and character dots of the contour. fourthly, the paper processes the coordinate transformation to character dots and basic splines fitting, imports correlative condition to devise meshing line and meshing track

    本文首先介紹了計算機圖形圖像技術的發展與應用情況,對計算機圖形學和數字圖像處理的一些基本理論和方法如圖形變、齊次坐標系、圖像采樣和量化、圖像文件格式、模板操作等內容進行了討論:然後對圖像增強處理的目的和方法進行了介紹,對諸如閥值變、平滑處理、銳化處理等方法的應用場合進行了說明,並對實物圖像的處理結果進行了分析與比較;接下來介紹了數學形態學方法、對增強后的圖像進行邊緣檢測的方法和圖像的特徵描述方法,並獲取廓的特徵點:隨后對獲取的特徵點進行坐標變,並進行b樣條曲線擬合,引入相關條件生成齒副的嚙合線及嚙合軌跡:最後引入等值線和區域填充表示方法,並以等值線和區域填充的形式對弧齒錐齒嚙合模擬的載荷分佈情況進行了直觀的表示。
  5. Focusing on the spatial cam mechanism ( scm ), the dissertation, starting with the practical processing and the characteristics of the structure and meshing, detailedly analyzes and experiments research the structure theory, processing error and, one - side process and profile inspection of scm with spatial meshing principle and rotating transformation matrix operator methods

    本文以空間凸機構為研究對象,從工程實際出發,以空間嚙合原理和旋轉變為工具,從結構特點、嚙合特性入手,對空間凸機構的結構設計、加工誤差、單側面加工工藝及廓面檢測技術進行了深入地理論分析和實驗研究。
  6. Taking the meshing theory of conjugate curved surface as a foundation, utilizing array method of rotation transformation of vector, the meshing equation and contour surface equation of conical cam mechanism with swinging conical roller follower were analyzed and derived, and the calculation formula of pressure angle and synthetic curvature of the mechanism was presented, thus laid a solid theoretical foundation for enhancing the machining accuracy of conical cam, improving its processing method and achieved the integration of cam cad / cam

    摘要以共軛曲面嚙合理論為基礎,運用矢量的旋轉變法,分析並推導了圓錐滾子擺動從動件圓錐凸機構的嚙合方程和廓面方程,並給出了機構的壓力角和綜合曲率的計算公式,為圓錐凸加工精度的提高,改進其加工方法,實現凸cad / cam一體化奠定了堅實的理論基礎。
  7. It was researched into the coupling form between three - row planetary gear train and shift restriction based on the matrix, and then the method of establishing mathematics model was presented for to analyze the planetary gear transmission by using matlab

    摘要基於理論對行星齒變速機構的行星排之間聯結、檔約束進行研究,提出用聯結的組合形式建立三排行星機構傳動型譜的概念,分析其所有可能的傳動結構型式。
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