數據濾波網路 的英文怎麼說
中文拼音 [shǔjùlǜbōwǎnglù]
數據濾波網路
英文
data filtering network- 數 : 數副詞(屢次) frequently; repeatedly
- 據 : 據Ⅰ動詞1 (占據) occupy; seize 2 (憑借; 依靠) rely on; depend on Ⅱ介詞(按照; 依據) according...
- 濾 : 動詞(除去液體雜質) filter; strain
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 網 : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 數據 : data; record; information
- 網路 : 1. [電學] network; electric network2. (網) meshwork; system; graph (指一維復形); mesh
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Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal
我的思路是:改造現有圖形結構,先建立能反映信噪比大小且含待定參數k的表達式,然後通過離散型h0pfi舊單層反饋神經網路,再結合前邊的混合濾波器構成一個非線性控制系統,寫出對應的網路函數,利用相平面法和李雅普諾大穩定性的判據,得到一個穩定的極限環,從而確定出參數卜的范圍,進而再對原來的小波軟閾值進行修正,用修正後的值作為小波閾值。The image reconstruction algorithms is thoroughly researched. the filter back projection ( fbp ), algebra reconstruction technology ( art ) and fan beam data rearrangement algorithm used in medical computer tomography are improved. the noser algorithm, linear neural networks method and hopfield neural networks method are presented and gain the better result of image reconstruction
深入研究了圖像重建演算法,改進了醫學ct的濾波反投影演算法、代數重建技術和扇束投影數據重排方法,提出了帶圖像光滑約束的noser演算法、線性神經網路方法和hopfield神經網路方法,並得到了較好的圖像重建結果。First of all, we bring forward the basic project of tadil, which adapts to combined operations. it is suggested to use tdma ( the abbreviation of time division multiple access ) as the working pattern and utilize the concept of mobile ad hoc network to construct the data link network. aiming at the impact of time delay on data link and the characteristic of cooperative combat under the command of director aircraft, this thesis applies a kind of kalman filtering algorithm in polar coordinates to compensate the error of time delay, and then does the transformation of target motion parameters to obtain the current information of target
本文結合空軍裝備部某「十五」預研課題,圍繞著戰術數據鏈、多機協同多目標攻擊、超機動攻擊、空對地攻擊這四個方面展開了一系列的研究工作:本文首先給出了適應三軍聯合作戰的戰術數據鏈系統的基本方案,建議採用時分多址的工作模式,並利用移動自組織網路的概念構建數據鏈網路,同時針對數據鏈傳輸信息的時間延遲特性和指揮機指揮下的多機協同作戰特點,應用一種極坐標系下的卡爾曼濾波演算法對該傳輸延遲誤差進行補償,並在此基礎上進行目標運動參數的轉換,以獲得目標相對于某無人機的當前運動信息,且利用模擬驗證了方法的有效性。Wavelet transform, i. e. multi - resolution decomposition and reconstruction is also used to reduce noise
與數據未經濾波直接訓練網路相比,預測結果的平均絕對相對誤差降低了3 . 31 % 。A new method which is fit to the prediction of supper - shortterm exchange rate was proposed. the data for experimentation was got from internet, and the model was established with the reconstructed phase space and kalman. compared with the neural network p.
實驗數據通過網路獲取,模型採用的是相空間重構與卡爾曼濾波計算的方法來對超短期匯率數據進行建模和預測,並與bp神經網路模型進行了比較。On top of its conventional activities of signal magnification, reshaping, filtering, sampling, a / d transformation and scale switching, the intelligent sensor system can perform kinds of advanced operations such as on - line storage of parameters, real - time data processing, self - diagnosing of the system and so on. because of its communication interface with pcs, it serves as intelligent plug & play network sensor
它除了能完成對傳感敏感器件的信號進行放大、整形、濾波、采樣、 a d變換及標度變換外,還可實現參數在線存儲、數據實時處理、系統自我診斷等功能,並可以通過其通訊介面與溫室現場總線相接,組成即插即拔的智能網路傳感節點。Produces impedance and inductor chips, coil inductors, transformers, power cords and emi filter components. usa
-生產數據通信介面網路濾波器變壓器通信模塊電源dc dc及ac dc隔離電源等。The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed
主要研究工作有:研究了速率偏頻激光捷聯慣導的陀螺測量信號的解調演算法;設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統,對聯邦濾波器和集中濾波器的性能做了模擬對比分析;研究了適用於聯邦濾波器的系統級故障理論和方法;探討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息,通過神經網路實現硬故障交互檢測的方法。In this dissertation, several technology problems of pulse trains deintrleaving algorithms are dealt with, they are presorting techniques based on coherent processor, probabilistic neural network deinterleavers, adaptive data association methods for pulse trains analysis and deinterleaving, signal processor designing issues. the research is focused on real time processing. the coherent processor is a crucial technique for real time presorting
本論文研究高密度復雜信號下的脈沖列去交錯技術的若干問題,包括基於關聯比較器的信號預分選技術研究;概率神經網路脈沖去交錯器的研究與設計;卡爾曼濾波和概率數據關聯方法用於脈沖列分析和去交錯;雷達截獲系統信號處理器設計等等。The latter primarily improves the transmission distance and reliability by selecting the repeater automatically. the frequency domain auto - adaptatation filter algorithm is deduced and reliabity by selecting the repeater automatically. the frequency domain auto - adaptaion filter algorithm is deduced and a method of frequency domain algorithm to restrain the marrow band interference is given on the foundation of the time domain minimum mean square error auto - adaptation filter. then the meter reading system to can learn the power network structure and automatically create linked path by using neural networks auto - study ability and analyzing the reading data
後者主要是對中繼節點的自動選擇,以提高信息的傳輸距離與可靠性。針對電力線擴頻通信通道的特點,在時域最小均方誤差自適應濾波演算法的基礎上,推導了頻域自適應濾波演算法,並提出了頻域演算法抑制窄帶干擾的具體方法。運用神經網路的自學習方法,通過對抄讀數據進行分析,使抄表系統感知電網拓撲結構,自動建立中繼路徑。This paper researches a new method and technique of flight path filtering and interconnection of multi - sensors, and applies the basic theory of data fusion and computer network to the tracking system of close - in anticraft weapon, thereby the frame of networked tracking system of close - in anticraft weapon
摘要研究多探測器航跡濾波與互聯新技術與新方法,把數據融合的基本理論和計算機網路技術應用於近程防空武器的跟蹤系統中,得到了近程防空武器網路化跟蹤系統的框架。This thesis begins with hfc network theory and docsis, analyses modulation / demodulation process of data communication in hfc. then, several theories are analysed including qam ( quadrature amplitude modulation ), nyquist root square filter, fec ( forward error correction ), map ( bandwidth allocation map ). and digital signal transmission involved the other important international standard ? itu - t j. 83 annex a / b, is discussed
本文從hfc網路理論和docsis協議入手,分析了hfc數據通信的調制解調過程,對qam調制、奈奎斯特均方根濾波器、前向糾錯( forwarderrorcorrection ,簡稱fec ) 、 map通信等進行了闡述;還從中探討了電纜數據機需要用到的另一個國際標準ituj . 83annexa / b所設計的mpeg信號的數字傳輸。Broadband internet account will be activated on the second working day after receiving the broadband equipment ( included one modem, one power adapter, one micro - filter, one adsl cable ( rj11 ) and one crossstraight ethernet lan cable ( rj45 ) )
客戶于登記此計劃時將會收到寬頻數據機、變壓器及微形濾波器一個,寬頻線連rj11插及以太網交叉式直式網路線連rj45插各一條。In the design of the circuit of hardware, the paper choose the suitable signal sensor, rationally designing the signal enlarging circuit by programme - controlled and signal filter circuit designing the sampling at datas / retaining circuit and hardware communications based on rs - 485 network. combining with software - controlled it select the integrated gathering - card of a / d datas of the high accuracy for the 12th precision, which simplify software programmings and have higher flexibility and can extensible
在硬體電路的實現上,選擇了合適的信號傳感器:合理設計了信號程式控制放大電路和濾波電路;數據采樣保持電路和現場基於rs - 485網路結構的硬體通信系統;結合軟體控制選用了12位高精度的a d集成數據採集卡,使軟體編程簡化且具有較高的靈活性和可擴展性。Abstract : in this paper ? for real marine underwater noise data by using synchronous acquisition of points ? inputs - output covariance matrix is obtained by filtering ? compensating delay and crosscorrelation. then the contribution of inputs to output in network sense and partial coherence as well as other useful quantities are calculated from the inputs - output covariance matrix
文摘:本文對多點同步測量方法記錄的艦艇噪聲數據,採取在時域上作濾波、時延補償和互相關得到輸入輸出協方差矩陣,然後從輸入輸出協方差矩陣計算在網路意義和偏相干意義下輸入對輸出的貢獻以及其它有用的量。At present, superconductor filter subsystems have been deployed abroad in the field of mobile communication and offered exceptional commercial performance. the design of hts filters is a comprehensive problem of network analysis. according to the condition of calculation and practical size of superconducting films, we configured compacted forward - coupled microstrip filter, with the aid of tumic and sonnet software
高溫超導濾波器的設計是一個網路綜合的問題,根據我們目前的設計條件和超導薄膜的尺寸因素,我們選用了結構緊湊的前向耦合型電路設計,應用tumic和sonnet模擬軟體,設計了用於移動通訊頻段的高溫超導濾波器,並對幾個重要參數進行了實驗測試和分析。Latest progresses on some fundamental and important problems about information fusion in sensor networks are presented, including the multisensor distributed decision in the most general case in the sense of globally optimal fusion ; the optimal dimension compression of the sensor observations or local estimates ; the best linear unbiased estimation fusion formula and the efficient iterative algorithm ; the distributed kalman filtering fusion for the multisensor dynamic systems with cross - correlated sensor noises ; and the fault - tolerant interval estimation fusion
摘要系統地闡述了傳感器網路環境中幾個基本而又重要的信息融合問題的最近進展,包括:最一般條件下全局最優的多傳感器分散式統計判決;傳感器觀測數據或局部估計的最優維數壓縮;一般條件下最優線性無偏估計融合公式及其有效演算法;傳感器觀測噪聲相關情形下動態系統的卡爾曼濾波融合;容錯條件下的區間估計融合。The function and principle of all components of tilting control system such as detection subsystem, control subsystem and tilting actuation subsystem were illustrated in the paper. the design of the communication interface card between pc / 104 and the control network - lonworks was set forth in the paper. the design of interface program, data collection program, digital filter program and the interface program of network were described in detail in the paper
本文具體闡述了傾擺控制系統的各組成部分:檢測子系統、控制子系統、以及傾擺作動子系統的功能及原理;描述了主控計算機( pc 104 )和控制網路( lonworks )之間的通信介面卡的設計;對傾擺控制系統的界面設計、數據採集程序、數字濾波程序和網路介面軟體設計進行了詳盡的分析;對傾擺控制系統的控制策略進行了模擬並對傾擺控制系統進行了靜態調試。In this paper, we describe the study background, meaning and methods of passive acoustic detective network, summarize the basic theories and methods of target tracking and data association, analyze some tipical data association algorithms include the nearest neighbor algorithm ( nn ), probabilistic data association filtering ( pdaf ), joint probabilistic data association filtering ( jpdaf ), multiple hypothesis tracking ( mht ), and multidimensional s - d assignment algorithm. 2. in detective network, sometimes a surveillance region have only single sensor
從整體上描述了無源聲音探測網路的研究背景、意義、基本框架和研究方法,概述了目標跟蹤與數據關聯的基本理論與方法,重點分析了幾種典型的數據關聯方法,包括最近鄰方法、概率數據關聯濾波器( pdaf ) 、聯合概率數據關聯濾波器( jpdaf ) 、多假設跟蹤( mht )以及多維s - d分配演算法。分享友人