數字矩陣 的英文怎麼說
中文拼音 [shǔzìjǔzhèn]
數字矩陣
英文
character matrix- 數 : 數副詞(屢次) frequently; repeatedly
- 字 : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
- 矩 : 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
- 陣 : 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...
- 數字 : 1. (表示數目的文字; 表示數目的符號) figure; digit; numeral; character; numeric character 2. (數量) quantity; amount
- 矩陣 : [數學] matrix; array
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The use of matrix methods in structural analysis has only been boosted by the introduction of digital computers.
由於數字計算機的出現才促進了結構分析中矩陣方法的應用。For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”
本文主要開展了以下三項研究工作: ( 1 ) .用自定義編碼方案,將數字和字母( ascii碼)轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換,得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-掃描實驗,證明本文提出的「矩陣擴展法」灰度圖具有較小的誤碼率,對於20次列印-掃描實驗,誤碼率不大於0 . 0026 。The system is formed with explosion - proof kinescope, explosion - proof braket, explosion - proof decode, matrix controller, keyboard controller, 232 to 485 switch, color kinescope, digital harddisk kinescope system, display, manostat, explosion - proof junction boxes and special cable
該系統由防爆攝像儀、防爆雲臺、防爆解碼器、矩陣控制器、鍵盤控制器、 232轉485轉換器、彩色攝像機、數字硬盤錄像系統、監視器、穩壓電源、防爆接線箱及專用電纜等組成。Modern control theory has arisen with the advent of high - speed digital computers and characterized by the state variable concept with emphasis on matrix algebra and with analysis and design principally in the time domain
現代控制理論是隨著高速數字計算機的出現而產生的,主要特點是使用狀態變量的概念並強調矩陣代數和主要在時間域進行分析和設計。In this paper, we brought out the concept of “ ergodic matrix ”, and gave out the recursion formula ( ii ) which can construct the ergodic matrix q with n n dimensions using a vector with n dimension. that is, we can delegate n2 bits ergodic matrix q using n bits integer vector, at the same time save the complexity of space and time
在此基礎上,本文對利用遍歷矩陣生成信息摘要以及利用它們實現一般數字簽名和具有仲裁方式的數字簽名的演算法及應用進行了相關的一些研究,對演算法的強度進行了分析,並用程序對演算法進行了驗證。Numeric - symbolic technique is introduced in the procedure of resultant elimination, procedure of number - spobol manipulation is transformed into that of matrix manipulation. because joini variables are treated as symbols and all structure paramcters are treated as real nuxnbers, the complexity of derivation for input - output equaion is reduced. the soluton is verified with a numerical example, its rsults withoot extraneous roots agree with the original equaions
消元過程中引入了數字-符號方法,將結構參數處理為數值量,將關節變量處理為符號量,將數字、符號推導過程轉化為了矩陣運算過程,由於結構參數以數值量的形式出現在方程推導中,降低了符號推導的難度,符號推導不需要復雜的符號處理軟體的支持。Lawo is a specialist in developing, designing and manufacturing digital mixing consoles and matrix systems for radio and tv broadcasters as well as the live domain
朗沃為電臺、電視臺廣播和擴聲領域專業開發、設計和製造數字調音臺和矩陣系統。This dissertation is focused on the study of adaptive digital beam forming ( dbf ), two - dim spectrum estimation and the determination of the highness of the object. main work include : 1 a method of adaptive dbf in received antenna array
本文圍繞著自適應接收波束形成、時-空二維譜估計和對目標高度判定等方面進行研究,主要研究工作包括以下幾個方面: 1討論了在接收陣列天線中,自適應數字波束形成( dbf )的方法,引入了采樣梯度矩陣演算法。This paper introduces the switching device, which will be used in an artificial system. it introduces the basic theory of communicating switching and the process of design and, on the base of expirement, we get each testing datum when digital signals pass the switching matrix, which prove digital signals can pass the switching matrix with little distortion
闡述了矩陣交換的基本原理和矩陣交換設備的設計過程,並在實驗的基礎上給出了數字信號通過矩陣開關時的各項實驗數據指標,從而證明了信號通過矩陣體時,失真小、干擾小,能夠較好的滿足實用要求。On the basis of formation and operation principles of the bar code identification system, the author has studied the moment - invariants theory of pattern recognition, and combined the other image processing techniques, then developed a bar code identification system which can recognize not only the lightly contaminated and incomplete bar code but also the distorted bar code with arbitrarily angle. using the idea of the layers, the author has consteructed a kind of two dimension barcode, and developed the identification system for it
在簡介條碼識別系統的組成及工作原理的基礎上,作者針對條碼圖像攝入過程中可能遇到的種種情況,以矩不變為特徵的模式識別理論為依據,結合矩陣分割和其他數字圖像處理技術,開發出不僅能對輕度污染與殘缺的條碼進行識讀,而且能對任意角度有畸變的條碼圖像進行快速識別的一維條碼譯碼系統。Numeric - symbolic expressions of model matrix elements were derived, in which inertia parameters and lengths of links as well as generalized coordinates are expressed as symbols
將廣義坐標以及桿長和慣性參數作為符號量,導出了模型矩陣元素的數字元號表達式。The result of digital simulation illustrate that applying l - d factorization which is famous in matrix theory into federated filter to get the correct result of inverse can not only improve the speed and precision of algorithm hut meliorate its error toleration
經過數字模擬,把矩陣分析中的l - d分解演算法運用到聯邦卡爾曼濾波中的矩陣求逆當中能得到良好的效果,不但運算速度和精度有提高,整個濾波演算法的容錯性也有明顯改善。To the complete character use the image which representation by matrix, making the subtraction between the matrix of capture image and the matrix of template, the result matrix which absolute sum of its all elements is the smallest is the recognition result. to the incomplete character, using two lines of 0 ~ 9 as template, then carry on the recognition using the template matching. to the scale division recognition, using the central position of it, distinguishes the long scale division expression is merely 0 perhaps 5
對完整字元,採用將圖像用矩陣表示,利用獲取圖像的矩陣與識別模板的矩陣做減法,結果矩陣的所有元素絕對值和最小的即為識別結果;對不完整字元,針對電度表讀數的具體特點,採用將兩行0 ~ 9的字元圖像排列起來作為模板,利用模板匹配法進行識別;對于刻度的識別,利用刻度的中心坐標位置,僅僅識別長刻度表示的是0或是5即可。In the subsystem of signal processing, digital sidelobe cancell block, digital pulse compress block, adaptive clutter canceller block, doppler filter and constant false alarm rate block are respectively discussed and set up. in signal processing, data in the same coherent processing interval form a matrix, and the data processing was completed based on the matrix. data are processed with the row vector or column vector respectively when needed
在信號處理分系統中,將脈沖壓縮得到的數據在各個相干處理區間進行處理,將一個相干處理區間的數據按照不同的脈沖重復周期和不同的距離單元排列成一個矩陣,當需要實現數字脈沖壓縮時對矩陣的各行(同一個脈沖重復周期的數據)進行處理,當需要實現多普勒濾波時,就對矩陣的各列(同一個距離單元的數據)進行處理。Based on the intensity type fiber optic modulation technique, the principle of fiber - optic sensor cad is mainly discussed in detail. for example, the model of sensing units are founded, the model is digitized, the transformation of space and image is described by four - dimensional matrix, and software is designed
本文著重討論了建立傳感單元模型,模型數字化,四階矩陣表述形式下的空間和成像變換,軟體的編制方法等幾方面關繫到光纖傳感cad的具體理論問題。Abstract : he problem of structural dynamic optimization with the reliability constraints of the frequency is studied in this paper
文摘:首先對結構材料物理參數為隨機變量時,結構剛度和質量矩陣的建立以及結構特徵值隨機變量的數字特徵進行了推導。Sine pulse width modulation matrix converter based on digital signal processor
基於數字信號處理器的正弦脈寬調制矩陣變換器The products can be used in many areas such as tv station, multimedia education center, security department and so on
其中大型模擬、數字矩陣系統在國內處于領先地位,達到國際同行業技術水平。Changing operations on the fly ? converting, say, a calculation of a matrix of numbers to a parallel - processing computation ? requires the relatively slow rewiring of connections between large blocks of transistors, not the individual elements ( gates ) that perform a processor ' s logic operations
若要以動態的方式改變操作(例如將數字矩陣的計算轉換為平行計算) ,得將大區塊電晶體間的連結緩慢地重新接線,而非直接改變處理器里執行邏輯運算的個別元件(邏輯閘) 。Now many digital tv studio sets are springing up in succession, such as camera, vtr, routing switcher and so on. furthermore the computer and tv are combining progressively. virtual studio system and non liner editing system arise at the historic moment
目前大量數字電視製作設備,如數字攝像機、數字錄像機、切換臺、數字矩陣等紛紛涌現出來,加之計算機技術逐步與電視技術相融合,虛擬演播室系統、非線性編輯系統應運而生,各省級以上電視臺都基本組建了數字化的節目製作系統。分享友人