數字識別信號 的英文怎麼說

中文拼音 [shǔzìzhìbiéxìnháo]
數字識別信號 英文
dis digital identification signal
  • 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 ...
  • 識 : 識Ⅰ動詞[書面語] （記） remember; commit to memory Ⅱ名詞1. [書面語] （記號） mark; sign 2. （姓氏） a surname
  • 別 : 別動詞[方言] （改變） change （sb. 's opinion）
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 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
  • 識別 : 1 （辯別; 辯認） discriminate; distinguish; discern; tell the difference; spot 2 [計算機] identif...
  1. The hardware mainly consists of three parts : signal pre - amplifying and conditioning circuit is used to amplifying the microseismic signals which have detected, signal processing and target identifying circuit based on singlechip is used to convert the analog signals which have been amplified to digital signals and go through signal analysis, processing to identify the moving target, the sending and receiving setting is used to send the identifying result to the decision - making and he can take relevant action according to the result

    硬體主要由三部分組成：信號調理電路對檢測到的微弱地震動信號進行放大；基於單片機的信號分析與目標識別電路將放大后的模擬信號進行a d轉換，進一步將得出的數字信號分析、處理，實現目標識別；識別結果發射與接收裝置將識別結果發射給決策者，由其根據接收結果採取相應的措施。
  2. Digital transmit command. the command response to the capabilities identified by the dis signal

    數字化傳輸命令：該命令對由dis信號識別的功能進行響應。
  3. The automatic identification of the modulation types has been applied to many fields such as source identification, interference identification, radio interception, - electronic countermeasures, etc. the modulation recognizer based on the decision - theoretic approach and the constellation diagram is proposed and the signal ' s kurtosis is used as the indicator to differentiate the analogue modulation from the digital modulation

    通信信號調制類型的自動識別廣泛應用於信號確認、干擾辨識、無線電偵聽、電子對抗和信號監測等領域。本文提出基於決策論與星座圖的綜合調制識別器，使用信號的峰度區分調制類型是模擬調制還是數字調制。
  4. Professor ching s research interests include adaptive digital signal processing, time delay estimation and target localization, wavelets, blind signal estimation and separation, automatic speech recognition for cantonese, speech modeling and speech synthesis, hands - free communications and advanced signal processing techniques for communications

    程教授從事的研究包括信息技術、數字信號處理、語音分析合成、識別，以及陣列處理及通信等。他出版了一百六十多篇專文，先後于國際性期刊刊登及於國際會議中發表。
  5. This article aims at the handwriting numerals represent the high degree of the coal gas storage bottle whose images are obtained from the imaging sensor. then some image processing and numerals recognition will be done in the system based on tms320c6201dsp, and the results are sent to the computers of control room

    本文針對煤氣儲存罐體上的手寫體數字，由數字圖象傳感器獲取十個數字手寫體的圖象信號，輸入基於tms320c6201dsp的圖象處理系統中進行圖象處理和字元識別。
  6. We have successfully designed an experiment system for the no invasion blood pressure measurement with our own ip. in our research and develop task we have done a lot work to study foreign instrumen and design ideas. this experiment system is based on msp430 series mpu with excellent erformance and applies advanced digital signal process and intelligent technology. in hardware design, the following means were applied : after a lot of experment and fully knowing about the characteristic of the pulse wave signal, we have designed the accurate and credible circuit to collect the pulse wave signal ; power circuit, communicaion circuit, power drivers circuit have been disigned for the instrument. in software design, the following arithmetic were applied : 1

    軟體方面進行了以下演算法研究: 1 .綜合試驗各種數字信號處理方法對波形進行平滑處理: 2 .採用lms自適應方法對脈搏波信號進行了降噪處理; 3 .應用微分閉值法提高了脈搏波信號的檢出率，有效識別了運動干擾引起的偽波信號; 4 .利用測振法基本原理並進行大量實驗的基礎上，提出了比較準確可行的收縮壓和舒張壓的識別演算法，使測振法在本無創血壓儀中得到了完整而充分的應用。
  7. With the rapid development of information technology, all kinds of portable electronic products and personal digital assistants are coming forth, the information source of these products partly roots in newspapers and journals, if the literal data could be acquired in optical scan mode instead of traditional keyboard input mode, human hands will be further liberated. on the other hand, the digital signal processor ( dsp ) specially designed for high - speed digital signal processing is playing an important role in the digital field, and the dsp with high processing speed and excellent operation performance is particularly adapted to image processing and character recognition. in consequence of this status, making use of new technology, this thesis researches into miniature intelligent reading system based on dsp and then presents a system solution of it

    隨著信息化技術的飛速發展，各種便攜式電子產品和個人助理不斷涌現，這類產品的信息來源有很大一部分都是報紙、書刊等文字資料，如果以文字的光掃描輸入取代傳統鍵盤輸入將會進一步解放人的雙手；同時專門為高速數字信息處理而設計的數字信號處理器（ dsp ）也成為數字化領域的重要角色， dsp的高速度和良好的運算性能特別適合於圖像處理和文字識別。
  8. Digital - optical hybrid image processing, optical pattern recognition ( opr ) technique performs image processing and recognition through optical correlation and digital processing. it has promising application prospect in automatic target recognition because of its outstanding merits of high - speed parallel operation, high spatial resolution, flexibility and accuracy

    光電混合圖像處理、光學模式識別（ opr ）技術以光學相關與數字處理相結合的方式實現對圖像信號的處理與識別，因而具有光速運算、高速并行處理、高解析度與計算機的靈活性、精確性的突出優點，在自動目標識別（ atr ）領域有著良好的應用前景。
  9. The flow of computer program is as follows : first, characters area will be located in the picture which contains the container and be segmented from it ; second, after some operations such as image processing, binarization and character segment, the character image will be matched with the template which has been built in the system, then the character can be recognized according to the similitude ; last, we can access database of container information according its character

    工作流程是根據現場採集到的包含集裝箱編號的圖像，將編號區域檢測並分割出來，經過圖像增強、圖像二值化、字元分割等操作，將字元圖像與系統中內建的字元模板進行匹配，根據計算得到的相似度實現對字元的識別，然後將識別結果與報關單中的集裝箱編號進行核對，並連接數據庫，檢索該集裝箱相關信息，完成相應的數據庫操作。
  10. We have designed the hardware of target identity system with tms320vc5410 fixed - point dsp, completed data acquisition using a / d max 197, successed in communication with computers by max3111. it is comprised that an independent data signal processing and control system based on 5410

    我們選用tms320vc5410定點dsp晶元來進行目標識別系統的硬體設計，使用max197模數轉換晶元完成了數據採集的任務，使用max3111實現了與計算機之間的數據通信，以5410為核心構成了一個自封閉式的數字信號處理與控制系統。
  11. The comprehensive geological characteristic has been fully studied in this paper. on the basis of this, closely combining production practice, the favorable gas developing regions have been determined with the methods of sedimentary facies and combination of generation, reservoir and caprock, and logging parameters interpretation maps and regression formulas have been established with logging data, as well as reprocessing, interpretation and identification of gas reservoir have been done with computer. integrating the information and results of geology, logging, testing and geophysics, the gas reservoir distribution regularity of structure of no. 1 sebei has been described and reserves in place of no. 1 ' sebei gas field have been recalculated, which have provided a basis for next step of development in research area

    在近十多年，通過提高地震資料處理精度、淡水聚合物泥漿的應用、數字測井技術的運用、並加強了低電阻層和差物性層的試氣及氣田擴邊鉆探，大大提高了對氣層的識別，大量增加了氣層的層數和厚度，擴大了氣田的含氣面積，使氣田儲量通過多次復查核算仍在不斷增加本論文充分研究了青海澀北一號氣田天然氣地質綜合特徵，並以此為基礎緊密結合生產實踐，應用沉積相與生儲蓋組合等方法確定氣藏有利發育區帶，應用測井資料建立測井參數解釋圖版並回歸公式，應用計算機重新處理、解釋和識別氣層，綜合地質、測井、試井、物探等多方面信息與成果，描述了澀北一號構造的氣層分佈規律，重新計算了澀北一號氣田的地質儲量，為研究區下一步開發提供了依據。
  12. Focused on the sine model of the speech signal creation, and finished the reconstruction by using it. at the same time, based on the knowledge of digital signal processing, reconstruction by harmonic correction and time variant digital filter was proposed

    分析了語音信號產生的正弦模型，並在此基礎上完成了骨導信號的語音重構；與此同時，結合數字信號處理知識，分別用諧波修正和時變數字濾波器的方法，完成基於骨導信號的語音重構。
  13. Data acquisition system converts analog signal to the digital one, which can be identified with the computer. conditional data acquisition system is designed based on isa bus

    數據採集系統即是完成這樣的任務，將採集到的模擬信號轉換成計算機能識別的數字信號。
  14. Divide the image into several regular blocks, do n ' t separate the blocks without consistent attribute and unite the blocks with the same attribute, until forming a district map. the ability that man can distinguish different goals from the complicated scenery quickly, at least partly benefit from many kinds of information in the image, such as the grey level, border, texture, etc. it illumine people to create methods on how to use mis information to segmentation. edge information is the most important high frequency information of an image

    本文以湖北省科技廳重點科技發展計劃項目資助課題? ? 「智能運輸系統的視頻信號採集及識別演算法研究」為背景，以課題中數字圖像處理部分主要環節之一? ?車牌圖像的分割問題為主要研究目標，在參閱大量文獻資料的基礎上，對數字圖像分割方法進行了學習和研究，並結合特定的數學理論，如數學形態學、小波分析等，對車牌圖像分割方法進行了著重地探討與實現。
  15. Secondly, comparing with the algorithm that was given by english scholars a. k. nandi and e. e. azzouz in 1995, this dissertation presents a modified automatic recognition algorithm of six kind of digital modulation types such as 2ask, 4ask, 2psk, 4psk, 2fsk and 4fsk, which only uses four key features, and has a very great exaltation in the rate of correct recognition and the performance of signal to noise, we puts forward the constitution of the best threshold which is applicable to the signal that changes within the scope of the signal to noise rate ( snr ) from 5db to 30db, and the overall success rate is not lower than 92 % when snr is over 7db

    其次，針對1995年英國學者a . k . nandi和e . e . azzouz提出的針對2ask 、 4ask 、 2psk 、 4psk 、 2fsk和4fsk這六種常用的數字調制信號識別的演算法，提出了一種數字信號調制方式識別演算法（ dmra ）的改進演算法。該演算法僅利用四個特徵參數，就可以識別這六種調制方式，而且在調制識別率和信噪比性能上都有了很大的提高，能夠在信噪比不低於7db時，對實際信號的識別正確率高於92 % 。並且提出了最佳門限的設置方法，設置的門限適用於信噪比在5db ~ 30db范圍內變化的信號。
  16. Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically

    本文在原有vxi總線四通道計數器模塊的設計基礎上，通過對原模塊缺陷的分析，採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電路的集成度，將原模塊中的所有數字電路全部集成在fpga晶元中，這樣不僅能節約成本，還能提高電路的可靠性和測量精度;採用高速的數字信號處理器（ dsp ）取代原有的單片機作為協處理器，來接收vxi發來的各種命令，分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換速率更高的比較器晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號，能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離運算放大器得到隔離通道所需的比較電平，該比較電平值能夠根據實際需求進行設置，能增強模塊的使用靈活性。
  17. The high speed digital signal processor tms320c6202 is a kernel device in this system, combined with fpga. this system not only meet the real time request but also have the function to automatically identify and measure target

    該系統以高速數字信號處理器tms320c6202作為核心器件，並與fpga相結合不僅滿足實時性要求而且具有目標自動識別和測量的功能。
  18. Another method is based on the multi - resolution property of the wavelet. because different signal modulation has different characteristics at certain resolution, the specific signal information at different resolution are used a vector of signal features to identify signal modulation by rbf neural network. computer simulations show the methods proposed has good performance even in low snr ratio

    基於小波的多解析度特性，在本文中利用小波分解獲取信號在不同分解水平下的細節信息，將這些細節信息構成特徵向量，由於不同信號類別具有不同的細節信息，於是可以將這些特徵向量通過徑向基函數（ rbf ）神經網路進行訓練與識別數字調制信號。
  19. In contemporary digital times, the research about mandarin digit speech recognition is more and more noticed, since some aspects by digital technique, such as speech intensification, speech transmission, speech recognition, speech synthesis and speech deposit, are the front parts of speech signal processing, of which mandarin digit speech recognition is an important part, and used in many areas

    在當今數字化的信息時代，用數字化的技術進行語音的增強、傳送、識別、合成、存儲已成為語音信號處理技術的學科前沿，漢語數碼語音識別是這前沿中重要的部分且用途很廣，因此，漢語數碼語音識別的研究日益受到重視。本文就是在這種情況下對漢語數碼語音識別做了一些研究。
  20. Chapters studies the automatic signal detection and modulation classification. a statistical method to detect the signal is presented and a method using statistical parameter to classify signal is studied and improved

    第五章研究了信號的自動檢測與自動識別問題，提出了一種信號自動統計檢測方法，研究改進了基於參數統計自動識別數字調制信號的方法。
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