noise sensitivity 中文意思是什麼

noise sensitivity 解釋
噪聲靈敏度
  • noise : n 1 聲音,聲響。2 叫喊;嘈雜聲,噪音;喧鬧聲;吵鬧,騷動,騷擾。3 〈古語〉謠言,風聲。4 〈美國〉...
  • sensitivity : n. 1. 敏感(性);感受性。2. (儀器等的)靈敏性。3. 【攝影】感光度。
  1. As an important target of frequency synthesizer design, phase noise determines system ’ s sensitivity and selectivity whose design is being the emphasis as well as nodus at all times

    它作為頻率合成器的重要指標,決定了系統的靈敏度和選擇性能,一直是設計者的難點和重點。
  2. To resolve the situation that the sensitivity of present ground fault protection schemes is low for the large - sized hydro - generators, a kind of protection scheme based on the fault component of third - harmonic voltage and two kinds of protection scheme based on the fault component of zero - sequence voltage at the terminals and neutral are developed, and they can obtain higher sensitivity and reliability and provide 100 % protection for the stator windings. the influence of noise on the stator ground fault protection based on the local modulus maximum of wavelet transform is analyzed

    針對目前大型水輪發電機定子繞組單相接地保護靈敏度偏低的問題,通過分析單相接地故障后機端和中性點零序電壓的變化特點,提出了一種基於機端和中性點三次諧波電壓故障分量和兩種基於機端和中性點零序電壓故障分量的高靈敏度、高可靠性保護方案,並實現定子繞組的100 %保護。
  3. The gain of the extended fiber optic hydrophone and the hydrophone array is related to the directivity of the hydrophone and the noise model used to calculate. an extended hydrophone based on the fiber optic michelson interferometer consist of four same sensing units is constructed, of which every unit is reeled on a mandrel with polymer to enhance the sensitivity

    論文在實驗上完成了基於光纖邁克爾遜干涉儀結構的成組光纖水聽器的光學設計和機械設計,製作了子單元間距為0 . 16m ,全長為0 . 52m的4子單元成組光纖水聽器。
  4. Due to the properties of chaotic system such as the sensitivity to initial parameters, the ergodicity and the statistics property of white noise, it is used in multimedia information encryption in this paper

    本文利用混沌系統的初值敏感性、稠密性和偽隨機性等諸多優點,將其應用於多媒體信息加密。
  5. On the basis of increasing the flaw resolution of the x - ray radiographic system, the study is firstly concerned with the analysis made on the influence of such factors as redial sources energy, system noise, optics radiography and scattering on the radiographic system in theory, and the present dissertation looks at the methods for acquiring the radiographic system point sp read function, line spread function and module transfer function ( mtf ). on the basis of these studies, research the spread properties of the tiny flaw making use of mtf, acquiring the properties of system inspecting sensitivity and resolution, based on the system optimization designing

    本文以提高射線成像系統的疵病解析度為前提,首先在理論上對射線源能量、系統噪聲、光學成像、散射等各環節對成像系統的影響進行分析,探討成像系統的點擴展函數、線擴展函數及其調制傳遞函數( moduletransferfunction ,簡稱mtf )獲取方法,在此基礎上,利用mtf研究微小疵病的擴展特點,從而得到系統的檢測靈敏度和解析度給出關系特性,為系統優化設計提供依據。
  6. At the same length, the insertion loss of different sub - channels also undergoes changes. this effect, along with the intrinsic background noise, impulse noise and the receiving sensitivity of modem on the adsl, will limit the maximum transmission distance on one single subscriber line

    首先,銅線的插入損耗將隨著線路距離的增加而成比例地增加,並且在同一距離下各子通道的插入損耗也發生變化,這個因素和線路固有的背景噪聲、脈沖噪聲、數據機的接收靈敏度一起將限制在單用戶線上adsl所能夠傳輸的最大距離。
  7. Very weak signal was detected based on the property of chaotic system ' s sensitivity to initial conditions, and noise was reduced by coupling chaotic measurement circuits

    摘要利用混沌系統的初值敏感性來測量極其微弱的信號,並通過混沌測量電路耦合來抑制噪聲。
  8. The sensitivity to the initial value of chaos system makes it easy to produce a lot of sequences, which can be the source of the digital noise

    混沌系統對初始值的極端敏感又使得由它產生的序列量眾多,從而成為數字噪聲取之不竭的源泉。
  9. Frequency response, quantization noise, reconstruction error and its sensitivity to mismatch among adcs are studied at length in prqmf banks adc system, and the theoretic results include : ( 1 ) the distortion / aliasing functions of hybrid filter banks adc system is similar with that of switch capacitor filter banks adc system ; ( 2 ) for wide or narrow band input signal, the effective resolution of the two adc systems is 0. 51og2m bits higher than their adc ; ( 3 ) reconstruction error ' s sensitivity to mismatch among adcs of the two adc systems is reduced effectively than time interleaved adc system

    2對prqmf濾波器組adc系統的頻響、量化噪聲特性、重建誤差特性以及重建誤差對adc間的失配敏感性進行了理論分析研究,所得到的理論結果為: ( 1 )混合濾波器組adc系統與開關電容濾波器組adc系統的失真/混迭函數一致; ( 2 )無論輸入寬帶還是窄帶信號,這兩種adc系統的有效解析度均比其adc提高了0 . 5log _ 2m比特; ( 3 )這兩種adc系統的重建誤差對其adc間的失配敏感性均明顯低於時間交織adc系統。
  10. In this paper, optic gyro is viewed as the object of investigation and several aspects is investigated as follows. two important indexes - bias instability and scale factor were measured and investigated, including bias, its repetitiveness, temperature sensitivity, random walk coefficient and scale factor, its nonlinearity, asymmetry, repetitiveness. we make use of the allan variance method to separate the noise factors which affect the performance of the optic gyro, such as the angle random walk, bias instability, rate random walk, rate ramp, quantization noise, markov noise and sinusoidal noise

    本文以光學陀螺為研究對象,開展了以下幾方面的研究工作:本文對光學陀螺性能的兩個重要指標?標度因數和零偏穩定性進行了較為詳細的研究,其中包括陀螺的零偏b _ 0 、零偏重復性b _ r 、零偏溫度靈敏度b _ t 、隨機遊走系數rwc和標度因數k 、標度因數的非線性k _ n 、標度因數不對稱性k _ h 、標度因數重復性k _ r等等。
  11. The accelerometer which has simple fabricated process and high sensitivity and small parasitic capacitance and residual stress is hybrid integrated with the interface circuit using ic nude chip. so the density of the package is increased, and the noise of the sensing system is decreased. these found the base of capacitive accelerometer module using the mcm method

    該傳感器製作工藝簡單,靈敏度高,支撐梁採用u型,減小了刻蝕后的殘余應力,用玻璃作為襯底,減小了襯底和硅可動質量塊間的寄生電容,且把傳感器晶元和用ic裸片製作的介面電路集成在一起,提高了封裝密度,減小了傳感器系統的噪聲,為採用mcm技術製作電容式加速度傳感器模塊打下了基礎。
  12. 1 adopt mitsubishi, ortel etc high sensitivity detector ; 2 end adopt first class low noise gaas module

    1採用ortel三菱等公司生產的高靈敏度光檢拾器
  13. There are errors during the measurement for both methods. the wavelet is introduced to de - noise the measured coordinates due to its sensitivity to the white noise on different scales. more precise coordinates of the cabin could be got after de - noise by wavelet

    西安電子科技大學博士論文3 .由於立體視覺和激光全站儀測量得到的坐標均有誤差,採用小波去噪技術降低測量誤差,可更精確地確定饋源艙的位置及運行軌跡。
  14. The reasons focusing only on ray travel times are " noise tolerance could be enhanced and the sensitivity to the environment model mismatch may be reduced by neglecting amplitude information ; phase ambiguity is eliminated by employing the group delay of arriving wave packets ; travel times are pseudo - linear functions of sound speed profiles of the medium, and the perturbation of ray travel time is much smaller than sound pressure ' s

    之所以選擇聲傳播時間的原因是:噪聲容限可以得到提高,並且傳播時間的計算可以不考慮聲壓的信息,從而降低了對環境模型失配的敏感性;相位的起伏也可通過到達包絡的群延時來消除;傳播時間是介質聲速分佈的偽線性函數並且傳播時間的起伏遠小於聲壓的起伏。
  15. Suggesting that the sensitivity of ic neuron to intensity change was weaker under the quiet conditions than the noise environment. it makes benefit to catch the rapid intensity fluctuations, which are thought to be important information - bearing parameters for signal processing, in human speech of " cocktail party effect " and specific communication signals of other species

    盡管弱噪聲抑制使神經元感受強度的范圍縮小,但對強度變化的敏感性卻提高,這對人在「雞尾酒會」場景下的言語交流和動物在充滿噪聲的自然環境中的聲通訊,捕捉重要的信息載體參數一信號強度以及感受強度的動態變化的能力提供了生物學基礎和演化適應的證據。
  16. Noise is reduced when working at high sensitivity iso setting

    減少色噪,當工作在高敏感性iso設置時。
  17. The simulated results show that we can improve the sensitivity by setting the optical bias at / 2, reducing the gap of electrode, increasing the overlap integral factor, reducing the insert lose, adopting suitable segmentation number, increasing the electrode length, increasing the optical power, reducing the wavelength and the relative intensity noise and reducing the receive bandwidth ; obtain the wider bandwidth utilizing reducing the electrode length and the capacitance of modulator, segmentation the electrode ; increase the dynamic range using lowering noise, increasing the optical power at the detector and lower optical bias

    通過計算得知,使傳感器相位偏置為/ 2 ,減小電極間距,提高電光重疊因子,減小器件插入損耗,採用合適的分段數,增加電極長度,增大光功率,降低激光的波長,減小相對強度噪聲,減小接收帶寬,對提高靈敏度的效果是非常明顯的。而減小天線長度,降低調制器電容,電極分段,都可以獲取較大的帶寬。降低系統噪聲;增加到達探測器的光功率,採用較低的光學偏置,都可以增大線性動態范圍。
  18. Cid - icp - aes has the advantages of high sensitivity, high signal - to - noise and high quantum efficiency, which nearly reaches theoretical limit value of theoretical parts of an apparatus ; it can memorize thousands of spectra lines at the same time. cid - icp - aes is the newest model, and there are still few articles to report analytical character of this type, as this result the optimum of operating condition and the effect of analytical parameters for photometric precision, signal - to - noise and detection limits are studied : r. f. power is 11 sow, nebulizer pressure is 28psi, the measurement time is 3 times and the integral time is 20s

    本實驗室的光譜儀是當前最新型號的全譜直讀光譜儀,這類新型裝置分析性能的研究報道較少,因此研究著重分析了參數對測量精密度、線背比及檢出限的影響,對儀器最佳操作條件進行了摘要優化:發射功率採用1150w ;載氣壓力為28psi ,測量次數選擇3次,積分時間為205 。
  19. Combination algorithm fully use the advantage of the ukf for small noise and the upf ’ s non - sensitivity to noise, when noise increase, upf can also estimate the missile ’ s states well

    聯合演算法充分利用了ukf在噪聲較小時估計效果較好和upf對噪聲不敏感的特性,使得當觀測噪聲突然增大后,利用upf演算法仍能使導彈位置和速度誤差收斂,達到有效預警的目的。
  20. The research work of this paper can be classified in the following respects : 1 in the aspect of moment techniques and properties, we mainly discuss the definition and properties of regular moment, orthogonal moments and other moments and invariants. we also compare and evaluate the performance of various moments in image representation, noise sensitivity, and information redundancy

    本文在前人研究的基礎上,從以下幾個方面進行研究和創新: 1 、在矩技術及其特性方面,著重探討了規則矩、正交矩以及其它常用矩及不變量的定義和性質,並就各種矩在圖像表示能力、噪聲敏感度和信息冗餘等方面的性能進行了比較與分析。
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