serial algorithm 中文意思是什麼
serial algorithm
解釋
串列演算法-
In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical
在硬體設計中，本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信，同時系統電路配置成中斷響應方式，這樣既滿足了系統要求，又充分利用了tms320f2812的硬體資源。在軟體設計中，本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。 -
This algorithm is based on the 16 - fft about square root decomposition, and using the phase revolution unit replaces multiplication, and uses the serial butterfly operation unit. at last, gives the correspond realization measure in fpga
本文根據一種基於平方根分解的16點fft演算法，採用相位旋轉因子取代乘法器，並利用串列流水蝴蝶運算單元給出了一種新的實現演算法，並介紹了其在fpga中相應的實現方法。 -
A closed pulse width modulation ( pwm ) regulating speed system for dc servo - motor is presented, it is composed of avr microcontroller, pwm power driver, unit of speed detection using encoder and a serial communication interface, etc. fuzzy pid algorithm is employed to control the speed and position of wmr. the method can solve effectively some problems such as the uncertainty of wmr ' s model, the varieties demand, the change of situation
其次，設計了基於avr微控制器（ at90s8515 ）的移動控制系統，其中主要包括pwm功率驅動、測速單元和串列通訊模塊等：對機器人速度、位置控制採用模糊pid演算法，較好地克服了移動機器人模型的不確定性、轉速位置控制要求的多變和環境改變等因素的影響。 -
Ab stract the author is engaged in the studying and manufacturing of an intelligent, capable and portable, multifuctional electrocardio monitoring equipment with aduc8 12 single - chip. microcomputer. the equipment can gather and record the electrocardio signals automatically, also can analyse it at real time, and send it out to the monitoring center through the telephone at real time or send it out by serial interfaces to computer. it use the graph display device to show the electrocardio waves and menu. cooperated with buttons, it provides amicable interface, and makes operation simple and convenient. based on the feature of the electrocardio signals, this paper also proposes a electrocardio distortionless data compression algorithm. the algorithn is simple but effective, it can process the data at real time, and the compression - ratio reaches 2 6
所研製的監護儀能長時間採集和記錄心電信號，同時可進行心電數據的實時分析，並可通過電話向監護中心實時發送，也可通過串列介面發送至微機。該監護儀採用圖形液晶顯示器顯示心電波形和菜單，配合按鍵提供友好的人機界面，操作簡潔。本文還根據心電波形的特徵，提出一種心電數據的無損壓縮演算法，該演算法簡單有效，能實時實現，壓縮比達到2 6倍。 -
In those processes, preprocessing is based on a serial of algorithms using gobar filtering techniques and mathing is based on a compound algorithm in two stages : the first is a structural maching using local features and the second is a point matching by rotation and displacement
其中，指紋預處理採用了以gobar濾波為核心的一套演算法；指紋匹配採用了基於結構信息的指紋初篩和基於旋轉平移的點匹配指紋確認兩級構成的復合式演算法。 -
The inversionless bm algorithm in rs decoder is implemented with serial mode, which avoids the inversion computation and only needs 3 finite - field multipliers. thus, the complexity of hardware implementation has been mostly reduced. a 3 - level pipe - line processing architecture is also used in the hardware and the coding circuit in rs coder is optimized by using the characteristics of the finite - field constant multiplier
Rs解碼器的設計採用無逆bm演算法，並利用串列方式來實現，不僅避免了求逆運算，而且只需用3個有限域乘法器就可以實現，大大的降低了硬體實現的復雜度，並且因為在硬體實現上，採用了3級流水線（ pipe - line ）的處理結構。 -
This algorithm can support multiform digital medias, which take advantages of the serial - ports and socket resource effectively. the successful simulate implementation proved its feasibility
演算法復雜度低，通用性強，並有效利用播出工作站的串列介面資源，無需特殊硬體的支持，軟體實驗模擬成功有效。 -
This paper uses mathematics algorithm, to forecast the demand of natural gas and acquired some achievements. this paper makes an all - sided research for several commonly - use forecasting methods, such as time serial method, multi - variant regression method, gray system method, artificial neutral network method. the author analyzes merits and demerits of these methods and exerts these methods to forecast the demand of natural gas in sichuan
本篇論文對幾種常用預測方法時間序列法、多元回歸法、灰色系統法、人工神經網路法等進行了全面的研究，分析了幾種方法的優缺點，運用了這幾種預測方法對四川省天然氣的需求量進行了預測，取得了比較好的效果。 -
Pn code synchronization algorithm based on serial - search acquisition scheme and delay - looked loop tracking is discussed in detail
闡述了基於滑動相關捕獲及延遲跟蹤環跟蹤的偽碼同步技術的設計與實現。 -
The first key technique : using plain - text cipher and md5 message - digest algorithm to ensure stb and dhcp server ' s certificate and secure the stb and server ' s communications - the second key technique : using hmac algorithm to realize the safe functions - the third key technique : using ipsec to realize safe functions o those three methods " complexity increases in turn and the degree of the security increases as well which depend on the frame of the methods and the complexity of the algorithm. all theose three methods use the unique serial - number or a special slip - window to defend replay attack
主要採用三種安全方案實現：第一種：利用約定的明文密碼驗證機頂盒與dhcp服務器的合法身份， md5驗證信息合法性：第二種：利用hmac演算法驗證機頂盒與服務器身份，信息合法性；第三種：利用ipsec驗證機頂盒與dhcp服務器身份與信息合法性。每一種方案中皆採用包序號唯一法或者滑動窗口法保證重放攻擊。此三種方案復雜度依次增加，安全度依次升高，主要取決于演算法的復雜度與架構的搭建。 -
Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail
針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向，本論文重點做了以下幾個方面的工作，目的在於提高dtc系統的綜合性能： （ 1 ）提出一種新型的速度磁鏈觀測器，新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度，並且根據popov超穩定性理論推導出轉速的新型自適應收斂律； （ 2 ）改善系統的低速運行性能，主要從提高低速時對定子磁鏈的估計精度入手，提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數； （ 3 ）採用數字信號處理器dsp實現系統全數字化硬體控制，結合ti公司生產的tms320lf2407晶元，設計了直接轉矩控制系統的實驗裝置； （ 4 ）提出了基於sercos總線網路化分散式的直接轉矩控制系統， sercos （ serialrealtimecommunicationsystem ）是目前最適合同步和協調控制的串列實時通信協議； （ 5 ）基本勾勒出整個控制系統的硬體和軟體設計基本框架，詳細描述一些實驗中的具體的細節問題。 -
Aiming at the problem of intercepting the direct sequence spread spectrum communication signal, this paper makes full use of the wave characteristic of base - band signal after it is applied to shaping filter is made, and an algorithm which is based on the average power serial is given
摘要針對直接序列擴頻通信信號的偵察問題，充分利用擴頻基帶信號發送成型濾波后的波形特點，提出了一種基於最大平均功率序列的演算法。 -
The targets " time serial is provided by radar ' s narrow - band signal. from analyzing the characteristic of rcs time serial, we can judge the targets " gesture by adopting run - test algorithm which is from nonparametric statistic theory
雷達窄帶測量可以提供目標rcs時間序列信息，通過分析rcs時間序列，應用非參數統計理論中的遊程檢驗演算法可以實現目標的姿態進行判斷。 -
This algorithm firstly calculates the average power serial, and then finishes the detection of pn code rate through the analysis of frequency spectrum and smooth processing
該演算法首先計算序列的平均功率，然後對其進行譜分析並作平滑處理而完成偽碼速率的判定。 -
It discusses about the safe serial communication about long nc programs between the embedded terminal and the cnc machine tool, which is realized by adopting the way of dnc communication. after analyzing characteristics about some kinds of data encryption algorithm, the rijndael encryption is selected to realize cooperative product data ’ s storage in the server and transmission in internet on encryption manner
在分析各種數據加密演算法的特點后，選用了rijndael加密演算法，實現了外協產品數據在服務器上加密存儲、在網路上加密傳輸和在終端上被解密，並在終端與數控機床之間以dnc通訊方式實現長nc程序安全傳輸。 -
Serial algorithm improves decoding performance greatly ; serial algorithm finds the better trade - off between performance and complexity, it is a good decoding algorithm with high application value. ( 5 ) introduce the background of quantized decoding and basic theory. analyse effect of quantized decoding, research the impact of limited quantized to serial decoding, and present feasible project for quantized decoding
（ 5 ）介紹了量化譯碼的背景和量化原理，分析了量化譯碼對譯碼器實現的重要作用，基於串列譯碼演算法，以消息種類的不同分別研究了有限長量化對譯碼性能的影響，並提出可行的串列量化譯碼方案，其性能接近連續譯碼性能。 -
The traditional serial algorithm ca n ' t do work well for the data ocean quickly and correctly, it also important to research the parallel algorithm. this paper analysis the main parallel algorithm and models, and find there are two problema : how to use the capability of the processors and the information number of the transmission between the processors. this paper extend the twma to ptwm, and ptwma solve the problem by the method of table corresponding, and the idea that the algorithm need not to transmit the large item sets
本文通過分析當前主要的并行模型、演算法，總結出它們面臨的共同問題是：處理機容量的限制和處理機需要傳輸大量的數據，於是，本文在twma的基礎上提出了ptwma ，採用了表對應技術、以及演算法本身不需要反復傳輸大項集的策略來克服了上述兩個問題。 -
Firstly, to improve the mpiformatdb ’ s speed, a novel parallel algorithm based on shared memory architecture is presented. by adding openmp directives, the cycled parallel structure is formed from the serial algorithm
為了提高mpiformatdb的性能，本文提出一種基於共享存儲結構的并行演算法，通過在原串列演算法中增加openmp編譯指導命令來構造循環級并行結構。 -
( 3 ) combined with probability statistic knowledge, introduce the basic theory of message passing algorithm ; analyse the classical decoding algorithm of ldpc codes, including sum product algorithm which based on probability and llr, and min sum algorithm. ( 4 ) research message passing process on the tree ; according spa, turn the flooding schedule to serial schedule based on c - nodes and v - nodes, namely serial algorithm and, analyse de and complexity ; simulations show that the both serial algorithms could improve decoding performance, improve convergence property, reduce complexity
（ 4 ）研究了和積譯碼演算法在樹上的消息傳遞過程;在ldpc碼經典譯碼演算法基礎上，將洪水消息傳遞機制轉換成基於校驗節點的串列消息傳遞機制和基於變量節點的消息傳遞機制，分別對應串列譯碼演算法和串列譯碼演算法，並對密度進化和譯碼復雜度等方面進行分析;模擬結果表明，兩種串列譯碼演算法都使譯碼性能得到明顯提高，改善了消息收斂特性，降低了譯碼復雜度。 -
The algorithm of upgrading of general face recognition system is based on all serial algorithm in a single computer, it is very slow to deal with a large amount of data, and the efficiency is low. so, this article introduces the application of grid computing in face recognition system, upgrades the original serial algorithm of face data into parallel algorithm in the grid platform by using mpi parallel program, realizes the already existing updated algorithm of the recognition of face to be processed in the distributed computers, which has strengthened the systematic ability to deal with a large amount of data, in order to improve systematic performance
常規人臉識別系統中的更新演算法都是基於單機的串列演算法，在處理大量數據的時候速度慢，效率低，介紹了網格計算在人臉識別系統中的應用，把原來的人臉數據更新串列演算法改為并行演算法並通過編寫mpi并行程序移植到該網格計算平臺中運行，實現了原有人臉識別系統中更新演算法的分散式處理，增強了系統處理大量數據的能力，以達到提高系統性能的目的。
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