統計信號分析 的英文怎麼說
中文拼音 [tǒngjìxìnháofēnxī]
統計信號分析
英文
analysis of statistical signal- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 號 : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
- 統計 : 1 (對有關數據的搜集、整理、計算和分析) statistics; census; numerical statement; vital statistic...
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Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system
文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射場型,著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術,對信號檢測中的測量誤差進行了分析並設計了有效的修正方法。The thesis has studied signal analyse methods of diagnosis technology and the composing of monitored and diagnosis system by computer, particularized the whole process of the system development, include the process of the hardware choice and software composing
本文研究了故障診斷技術的信號分析方法和計算機輔助監測與診斷系統的組成,詳細介紹了系統開發的全過程,包括硬體的選擇和軟體的編制。The remote diagnosis center is based upon the implementation of remote signal analysis system. general methods of signal processing are discussed. they are accomplished by java, jsp programming language in j2ee environment, which can keep the balance of system and utilize resources sufficiently expert - diagnosis system is an important part in the remote diagnosis center
對于遠程診斷中心,主要研究了遠程信號分析系統的設計與實現,討論了信號分析處理常用的一些方法,並將這些方法用java 、 jsp編程語言在j2ee環境下實現,使得系統負荷平衡,更靈活、充分地利用資源。Adopting the latest research result on dynamic signal discrete spectrum analysis and the idea of virtual instrument, a dynamic signal analysis virtual instrument software system is developed, which is based on windows and has good performance
並採用動態信號離散頻譜分析領域最新研究成果,基於虛擬儀器設計思想,研製一套方法新、功能全、實時性好、精度高的基於windows的通用動態信號分析虛擬儀器軟體系統。The scheme of this project is : firstly, completing a automobile obverse impact dummy and preparing a special digital signal analysis system ( including sensors, a signal pretreatment, a signal collection, a digital signal process software ) ; secondly, this dummy will be used in impacting experiments to check its signals response and bio - response characteristic through comparing sensors in difference parts of the dummy that are suffered one impact ; thirdly, the bio - mechanics characteristic of the dummy will be demonstrated by nationality automobile safety testing center
該課題的設計思路為:研製汽車正面碰撞假人一個;設計專用的數字信號分析系統一套(包括傳感器、信號預處理、信號採集和數字信號處理軟體) ;將假人作簡易碰撞試驗以檢驗是否有響應信號,並對不同部位的傳感器在受到相同沖擊的情況下產生的響應信號進行對比以驗證假人的生物力學響應特性;假人的生物力學特性由國家汽車檢驗中心進行標定試驗來論證。This thesis chooses b spline wavelet that adapts to the analysis of power system signal, and uses the wavelet transformer to analyze the magnetizing inrush current and inner fault current. a transformer microcomputer protection was designed in this thesis, and in the base of intermission angle principle, a new criterion was established, which pierces through the traditional method with accurate measurement of intermission angle, but analyses the wave by wavelet transform. this criterion is lower in hardware, so it will be realized in the existing hardware
本文選擇適合電力系統信號分析的b樣條函數作為母小波,對勵磁涌流和內部故障電流進行小波分析,並設計微機型變壓器保護基本配置,在以往間斷角原理鑒別勵磁涌流的基礎上,突破傳統精確測量勵磁涌流間斷角的方法,直接對信號小波變換后的波形進行分析,建立一個新的鑒別勵磁涌流判據,該判據對硬體要求不高,可以在現有一般硬體平臺上實現;並編寫以b樣條函數為母小波的小波變換判據演算法程序。Analysis of statistical signal
統計信號分析For computer - controlled systems applications, each counter includes a standard gpib interface with full scpi - compatible programmability and a data transfer rate of up to 200 fully formatted measurements per
統計信號分析可以很容易評價抖動和其它異常情況,並在進行測凡量的平均值,最小值,最Use such theories as mechanical system dynamics, signal analysis and dealing with etc. and the computer emulation technology, optimize the systematic structure and design parameter from the dynamical designing angle, make the characteristic of the mechanical system optimized, realize the visualization of machine design process, working course and the optimization of the dynamic characteristic and working performance
運用機械繫統動力學、信號分析與處理等理論以及計算機模擬技術,從動態設計角度優化系統的結構和設計參數,使機械繫統特性得到優化,實現機器設計過程和工作過程的可視化、動態特性和工作性能最佳化。Analysis on statistic characteristics of magnetotelluric signal
大地電磁信號統計特徵分析The main work is given as follows : the stepped - frequency waveform synthesizing the wideband signal, the synthetic range profile ( srp ) by ifft, the range resolution of stepped - frequency waveform, the effect of the radial velocity on the srp, the radial velocity compensation, ambiguity function, waveform design and stepped frequency sar imaging and so on
包括:頻率步進波形合成超寬帶信號分析, ifft方法獲得目標一維距離像與距離解析度分析,徑向速度對目標距離像的影響、速度補償、頻率步進信號的模糊函數分析,以及頻率步進波形照射下的合成孔徑雷達成像、波形設計與系統設計。The dissertation mainly aims at applying several active machine learning strategies to intrusion detection and systematically studies signal analysis techniques of intrusion detection based on statistical learning theory ( slt ), symbol inductive learning theory and genetic learning method. meanwhile, performance comparison and evaluation among intrusion detection techniques based on different machine learning strategies are presented according to computational learning theory and statistical hypothesis test methodology. intrusion detection is regarded as a pattern recognition problem in term of statistical learning theory ; i
本文的主要工作是將目前幾種有生命力的機器學習策略應用於入侵檢測技術中,論文從入侵檢測的不同視角出發,系統深入地研究了統計學習理論、基於符號的歸納學習理論和遺傳學習方法在入侵檢測信號分析中的應用技術,並在可能近似正確( pac )學習框架下,利用計算學習理論和統計假設檢驗方法對基於不同機器學習策略的入侵檢測方法進行了性能比較和評估。Chapter four introduces the implementation of other signal processing software based on the signal processing software platform. it also takes the computer - aided hydraulic testing software system as an example
第四章以液壓計算機輔助測試系統為列,講述了如何在信號分析軟體平臺的基礎上實現其它具體的信號分析系統。The main contents of this thesis include : ( 1 ) summarize and analysis of the theories on vibration transmission through rolling element bearings ( 2 ) based on the threshold setting and signal ’ s statistical approach, a method for solving the problems of denoise was developed ( 3 ) using sparsity and clustering, the method and hypotheses for underdetermined blind source separation was studied ( 4 ) the method based on potential function clustering was given for underdetermined blind source separation of noisy signals based on the assumption that the input distribution is sparse and the mixture procedure is linear, the attenuation matrix and the delay matrix were estimated by clustering. the approach was experimentally illustrated for the case of m = 2. the separation of the signals from bearing test bed proved that the given methods are available and reliable
在需求分析和研究現狀分析的基礎上,本論文針對如下內容進行了重點研究: ( 1 )以滾動軸承為例,對旋轉機械振動信號的傳輸進行了歸納分析; ( 2 )通過設定某一門限並研究信號間的統計特性,研究了旋轉機械振動信號的盲源分離過程中噪聲消減策略; ( 3 )應用稀疏信號分析和聚類分析方法,對盲源分離中欠確定問題的假設條件進行探討並對分離方法進行了分析; ( 4 )採用基於勢函數聚類分析的方法,研究了欠確定前提下含噪聲測量過程中信號盲源分離方法。The pattern recognition method of pipe mfl signals is put forward, the features of signals are extracted from the recorded flux leakage response and characterizing definition is introduced as well ; the main - part analysis, nonlinear regression, statistical methods are studied and used to establish characterization and compensation algorithms, the quantitative estimation of defect geometry and the result accuracy are accepted
引入了缺陷漏磁信號的模式識別方法,提出了缺陷漏磁場及缺陷外形尺寸的特徵量;實現了用主成分分析、多元非線性回歸和統計識別分析等方法對缺陷漏磁信號波形進行特徵提取和定量識別,精度在誤差準許范圍內。Especially it allows various types of interruptions of external digital input, timer output and a / d conversion, each type of interruption has its own role in the signal measurement or in exact pace control, its fifo buffer function makes it possible to work at the sampling rate of 200k samples per second without carrying over - burden interruption rate, its latch type external interrupt request along with its high frequency clock makes a precise locating of pulse edges possible
該控制系統在工作過程中,有多種產生於不同部件的信號需要檢測,其中有模擬輸入信號十三路,數字輸入信號三路,通過數據採集和信號分析,判斷該控制系統工作是否正常。結合系統檢測的具體要求,本論文從硬體設計和軟體設計兩個方面,實現了數據採集系統的硬體介面電路和軟體演算法。The system is compatible with the various different types a / d converters, carry out the functions of the vibration signal sampling, the saving of data file, the timely wave showing, the configuration table edit, the former data return and data analysis etc. the functions of signal analysis include the time field statistics analysis, the time field mutual analyzing, the frequency spectrum analyzing, the relevant analysis, the transmission function analysis, the demodulating analysis, and the short fourier transformation of the time and frequency field etc. experiments verify that the system carry out stably and credibility, various functions is achieved, has precise analyzing results, high calculating speed and high precision, the expected targets have been reached
該系統可以兼容多種不同型號的數據採集設備,實現了振動信號的採集、數據文件的存儲、波形的實時顯示、組態表編輯、歷史數據回放與數據分析等功能。系統的信號分析功能包括時域統計分析、時域相關分析、頻譜分析、相干分析、傳遞函數分析、解調分析以及時頻分析中的短時傅立葉變換等。經試驗驗證表明,系統運行穩定可靠,各項功能工作正常,數據分析結果準確、運算速度快、精度高,達到了預期設計目的。At first, this paper reviews the traditional currency crisis theories and the research on the early warning system ; thereby try to search for the crisis root and some important early warning indicator, and then basing on those and the kaminsky ' s early warning system of the currency crisis, i analyze statistically the thailand monthly data from 1992 to 2000, seek the threshold of every early warning indicator, the adjusted noise - signal ratio and the early warning synthesis indicator, forecast the possibility of thailand happening the crisis in the coming 12 month with the month data in 2001, and finally conclude that thailand would not happen the crisis in the coming 12 month
首先本文對傳統貨幣危機理論和近期對貨幣危機預警的研究進行了回顧,從而試圖尋找危機的根源和一些重要的預警指標,在此基礎上,運用kaminsky的貨幣危機早期預警方法? ?信號分析法,對泰國1992 - 2000年年間的月度數據進行了統計分析,求出每個預警指標的閾值、調整后的噪音信號比以及危機預警的綜合指標,進而採用泰國2001年的月度數據對泰國未來12個月進行危機預測,最後得出泰國在未來12個月內不會發生危機。It is stressed in this paper the analysis methods used in vibration faults of average power spectrum and cepstrum, based on the fast fourier transform algorithm, and development of the vibration signal analysis system in test - driving of wj6 engine, involved the technic of software or hardware
文章重點給出基於fft技術的功率譜和倒頻譜分析方法、振動信號分析系統的設計和實現,討論了相應軟體開發中所涉及的技術問題。Also the small - signal model is established to design the parameters for system adjuster. the control method is validated by matlab
建立了系統的小信號模型,基於小信號分析的方法設計了系統調節器的參數,並利用matlab模擬軟體對設計的系統進行了模擬驗證。分享友人