模擬編碼 的英文怎麼說

中文拼音 [mónǐbiānmǎ]
模擬編碼 英文
analog code
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 編 : Ⅰ動詞1 （編織） weave; plait; braid 2 （組織; 排列） make a list; arrange in a list; organize; gr...
  • 碼 : Ⅰ名詞（表示數目的符號或用具） a sign or object indicating number; code Ⅱ量詞1 （指一件事或一類的...
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  • 編碼 : encoded; code; coded; encrypt; codogram; coding編碼表 encode table; 編碼程序 builder; 編碼尺 code...
  1. Three commixed still image coding algorithms are proposed based on them and such ideas as : zerotree coding, wmse ( which is based on mankind visual characteristics ), classified vector quantization with different vector structures and classification methods. the chapter gives the principium analysis, realization schemes and simulation results of the proposed algorithms

    在此基礎上，結合零樹編碼思想，以及基於人眼視覺特性和分類矢量量化的思想，根據不同的矢量構成和分類方法提出了三種混合型靜止圖像編碼方法，給出了演算法原理的分析、實現方案和模擬結果，最後對本章方法作出分析總結。
  2. 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 。
  3. The main computer is programmed under windows, while the assistant computer is programmed under dos. the last, based on the idea of module - structure, the software of the testing system are designed, thus this software system is compatible and transplantable to design again. the experiment of measuring principle is taken : take the xy flat of lathe as the parallel - pole device and adjust the angle of sensor, the rotating - probe can test the felloe mould in scanning way

    藉助虛擬儀器的思想，對測控系統進行了設計：採用光柵尺、光電編碼器測量可動部件的運動量，解析度高、誤差小；採用細分驅動的步進電機裝置，控制性能好；系統實施環境溫度的檢測、補償，提高了檢測精度；基於兩級微機組建測控系統：主機為人機界面，採用windows編程，從機用dos編程，實時性好；軟體設計採用兼容性和移植性好的模塊式結構，便於二次開發。
  4. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無連接和面向連接的各種復雜網路環境下，通信頻帶資源緊張，音頻傳輸帶寬有限且復雜多變，而各種音頻數據又日益增多的局面，本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義，在前人不斷工作的基礎上，提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法，兼考慮了編碼效率、多碼率和壓縮時延多個方面，並在matlab環境下做了模擬實驗，對各種音頻信號及多種小波函數做了模擬結果比較，實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果，達到多碼率下實現實時編解碼的過程，在高速dsp晶元等硬體設備支持下，可以有效應用於實際復雜多變信源編碼。
  5. This thesis tries to update the cmdsr system to achieve the characters below : real - time, better robust, higher recognition rate, non - special - man. considering the disadvantages of traditional improved spectrum subtraction speech enhancement, this thesis proposes the theory of fuzzy spectrum subtraction based on the fuzzy theory and improved spectrum subtraction speech enhancement ; as for the difficulties of detecting the endpoint of speech signal, the thesis gives the table of initial and the improved parameters, with which we can confirm the endpoints of mandarin digit speech ; the thesis puts forward two - level digit real - time speech recognition system, the first level is based on discrete hidden markov model which is linear predictive coding cepstrum ( lpcc ) and difference linear predictive coding cepstrum ( dlpcc ), the second level is based on formant parameters ; as for the realization of hardware, the thesis depicts the realization of every part of cmdsr based on the tms320vc5402 in detail ; as for the development of software, the thesis gives the software design flow chart of cmdsr, simulates the basic theory with matlab language and gives the simulation results

    針對傳統的「改進譜相減法語音增強」參數設定單一、環境適應能力差的缺點，提出了一種利用模糊理論和「改進的譜相減法」結合的「模糊譜相減法語音增強」 ;針對語音信號端點檢測困難的特點，通過matlab模擬試驗，給出了能夠準確確定數碼語音端點的初始和改進參數表;提出了利用基於線性預測編碼倒譜參數和差分線性預測編碼倒譜參數相結合的離散隱含馬爾可夫模型進行第一級識別、利用共振峰參數進行第二級識別的兩級漢語數碼語音識別系統，在保證系統實時性的同時，實現連接漢語數碼語音識別系統識別率的提高;在硬體實現上，詳細闡述了基於tms320vc5402的連接漢語數碼語音識別系統各部分硬體設計;在軟體開發上，給出了連接漢語數碼語音識別的軟體設計各部分的流程圖，並對各部分進行了matlab模擬，並給出了模擬結果。
  6. The columns and rows are constrained by each other. the simulations over binary symmetric channe ( lbsc ) and gilbert - elliott channel ( gec ) shows the performance is great improved, especially over burst error channel peak signal to noise ratio ( psnr ) is improved more. it is tried to be used in wireless communication system

    模擬結果表明，採用行列交替約束的約束維特比譯碼以後，性能得到較大的提升，尤其在突發錯誤通道中，傳輸的圖像經乘積編碼進行通道編碼與譯碼后峰值信噪比有明顯的提高。
  7. The thesis mainly focuses on the encoding and decoding to the systemic convolutional code with programming language, which is prescribed in the intelsat iess 309 standard

    本文主要針對intelsatiess309協議標準中所採用的系統卷積碼，模擬並編程實現其編碼和譯碼。
  8. Firstly introduced the basic theory and method with which the analog signal can be convert to digital form, including sampling theory and course, quantification and quantification error, coding, beside those we discussed some applications of sampling technology, the reason of frequency mixture and the method to eliminate it chapter 4 introduced analog mux - switch, for the reason of simpleness we only introduce it briefly

    從第3章開始，對數據採集的基本理論進行討論，首先介紹了模擬信號數字化處理中的基本理論、方法，包括采樣過程、采樣定理、量化與量化誤差、編碼，還討論了幾種采樣技術的應用、頻率混淆產生的原因及消除措施。第4章，介紹了模擬多路開關。
  9. Then this paper makes some overview and simulation on the application of three precoding algorithms under the flat fading channel, which are linear preequalization, tomlinson - harashima precoding ( thp ) and lattice reduction - aided ( lll ) vector precoding

    本文對三種常見的預編碼演算法在平坦衰落通道下的應用進行了綜述和模擬研究，包括迫零線性預均衡、 thp預編碼和格約簡輔助矢量預編碼等演算法。
  10. The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing

    本課題主要完成了a d解碼模塊、 fpga視頻處理模塊、視頻數據幀存模塊、基準時鐘產生模塊、 d a編碼模塊、 i ~ 2c總線控制模塊等部分軟、硬體設計及調試。其中a d解碼模塊採集模擬電視信號實現視頻解碼； fpga視頻處理模塊對解碼后的數據進行去噪處理的同時還負責系統的邏輯控制；視頻數據幀存模塊為大量高速的視頻數據提供緩沖區；基準時鐘產生模塊通過輸入基準視頻信號為系統提供精確的相關同步信號； d a編碼模塊在視頻處理模塊的控制下把數字視頻數據轉換成復合電視信號供顯示用： i ~ 2c總線控制模塊模擬i ~ 2c總線時序實現對系統中編、解碼晶元的初始化。
  11. On one hand, the focal point that the interface circuit is designed lies in lining up the arrangement of the aerial data, have adopted one pair of ports ram to cooperate with the counter and realize the lining up of the data, on the other hand, interface focal point that circuit design transmission of data, part this finish mainly and interface of linkport of dsp, make data transmisst to dsp processor at a high speed, go on follow - up punish

    一方面，介面電路設計的重點在於對天線數據的整理排隊，採用了雙埠ram配合計數器實現數據的排隊，另一方面，介面電路設計的重點是數據的傳輸，這部分主要完成和dsp的linkport的介面，使數據高速傳給dsp處理器，進行后續處理。這個項目按照自上而下的設計流程，從系統劃分、編寫代碼、 rtl模擬、綜合、布局布線，到fpga實現。
  12. Turbo codes represent the new code structures, which consist of pccc ( parallel serially convolutional code ) and sccc ( serially concatenated convolutional code ). in this paper, the background of turbo codes are firstly introduced, which includes the base principle of error correction code 、 block code and convolutional code ; the principle of turbo code and the iterative decoding is secondly expanded ; the key decoding algorithm : a revised map algorithm and iterative decoding theory are detailed ; then, a new turbo code structure : hccc ( hybrid concatenated convolutional code ) is presented, and the capacity of this code method is analyzed, the average capacity upper bound is derived ; at last, this code is simulated on awgn ( additive white gaussian noise ) channel and rayleigh fading channel

    本文首先介紹了turbo碼的背景知識，包括差錯控制的基本原理、分組碼和卷積碼；然後闡述了turbo碼的基本原理，包括turbo編譯碼器結構及迭代譯碼原理；較為詳細地描述了關鍵的譯碼演算法： ?種改進的最大后驗概率（ map ）譯碼演算法及迭代譯碼演算法；提出了一種新的turbo碼結構：混合turbo碼（混合級聯卷積碼） ；並用編碼性能聯合界分析方法對混合turbo碼進行了性能分析，得出了其平均性能上界；並在高斯白噪聲通道和瑞利衰落通道上分別作了一些應用研究及計算機模擬實驗。
  13. More and more people begin to attach importance to its potence gradually. according to the basic principle of vbi, this paper acquires related experience from the advanced technique for delivering of control signals during the period of vbi. it introduces a scheme using a single coaxial - cable to transmit video signals and control signals simultaneously, in which the key technique is the transmission of control signals in the vertical blanking interval of video signals

    本文根據場消隱期傳輸技術的基本原理，通過借鑒國內外場消隱期傳輸信號的先進技術和相關經驗，提出一種新型的綜合數據傳輸業務的應用電視，闡述了其圖像信號和控制信號共纜傳輸的總體設計方案，並結合bch糾錯編解碼技術和systemview動態模擬軟體，實現和驗證了控制信號在場消隱期間的穩定可靠傳輸。
  14. In communicaton the bandwidth is an important problem that we should consider, specially in wireless communication. in fact the fiber is mainly used in backbone networks, so it is essential to develop the low rating coding technology of voice. the arithmetic of melp is based on the model of lpc and use the form of mixed excitation. because it integrates the idea of multi - band, so it has the merit of lpc and mbe. it is a perfect coding scheme in low rating voice coding relatively

    而melp語音壓縮編碼演算法是在線性預測編碼參數模型的基礎上，採用混合激勵的形式，並且結合了多帶的思想，因此它擁有線性預測編碼和多帶激勵的優點，是目前低速率語音編碼中一種比較理想的編碼方案，也是本文研究的重點。本論文通過研究melp的語音編解碼演算法的原理，對它的編解碼過程作了比較深入的研究，對其中的一些公式進行了理論推導，並作了模擬分析，最後研究了該演算法的c語言實現。
  15. Considering of the differences of task scheduling between a grid and a distributed system, this dissertation designs a real number encoded mode that mapping every task to a random resource directly by improving the encoding mode of the traditional genetic algorithm, and gives a particular design to the encoding and decoding mode. at last, this algorithm is simulated in the grid simulator. the experiment results show that the reformative genetic algorithm not only has a holistic searching ability, but also makes a fast convergent speed, which provides a preferable performance

    本文根據網格計算任務調度的特點，提出了基於改進的遺傳演算法的網格任務調度，通過對傳統遺傳演算法的編碼方式進行改進，針對網格任務調度與一般分散式系統任務調度的不同之處，設計了資源?任務的一一對應的實數編碼方法，詳細設計了其編碼及解碼方式，最後在網格模擬器中進行了模擬，實驗數據證明了改進后的遺傳演算法即具有全局搜索能力，又具有較快的收斂速度，具有較好的性能，該實驗達到了本文以實現任務調度的最優跨度為目標的實驗目的。
  16. On the basis of designing the serial structure of mq encoder, parallel structure of mq encoder is designed using pipelining technique and the coding rate is approximately 1bit / cycle

    為了得到更高速率的mq編碼器，採用流水線結構設計了并行的mq編碼器。模擬結果表明mq編碼器的編碼吞吐量明顯提高，達到了硬體規模和編碼效率的平衡。
  17. True to simulate clearing the internal state of the encoder after the calculation ; otherwise,

    如果要在計算后模擬編碼器內部狀態的清除過程，則為
  18. The flash code is a modular, adaptive, parallel simulation code capable of handling general compressible flow problems in astrophysical environments

    Flash編碼是一個模塊的，可調整的，平行模擬代碼，它能夠在天體物理學環境中處理普通可壓縮流程問題。
  19. Standard guide for selecting a ground - water modeling code

    選擇地下水模擬編碼的標準指南
  20. This article studies application of genetic algorithm in virtual enterprise production planning and control system ， and discusses the methods and skills of using genetic algorithm. at last, take a concrete application example as the background, the thesis designed a frame of synergic production planning and control information system of ve

    論文對遺傳演算法在虛擬企業計劃與控制優化中的應用進行了初步研究，針對虛擬企業生產計劃和控制中的兩個具體問題，設計了適合該問題的數學模型、編碼方法、適應度函數和遺傳運算元，探討了用遺傳演算法解決實際問題的方法和技巧。
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