time varying 中文意思是什麼

time varying 解釋
時變
  • time : n 1 時，時間，時日，歲月。2 時候，時刻；期間；時節，季節；〈常pl 〉時期，年代，時代； 〈the time ...
  • varying : 變化的
  1. Analysis of admissibility for periodically time - varying descriptor systems

    廣義周期時變系統的允許性分析
  2. ( 4 ) the global bifurcations and chaotic dynamics are investigated when the rotor - ambs system has the time - varying stiffness

    （ 4 ）研究了電磁軸承-轉子系統在變剛度情況下的全局分叉和混沌動力學。
  3. In this thesis, according to changeable quantity, nonlinear and time - varying of the copperplate rolling process, the simple fuzzy controller was first designed based on the analysis of the fuzzy control theory, which is the basis of other high - level controllers

    本文針對銅板軋制過程具有多變量、非線性、時變性的特點，在分析了模糊控制基本理論的基礎上，首先設計了銅板軋制簡單模糊控制器，這也是進一步設計其它高性能模糊控制器的基礎。
  4. A channel estimator for multi - carrier system in fast time - varying fading channels

    一種快時變通道下多載波傳輸系統的通道估計方法
  5. But it is not the same with surd or the alternation of sonant and surd. on the base of the acoustics, a whole linear time - varying discrete speech produce model is established through anatomising the factors including track, driving source and lip eradiation the mechanism of speech in this paper, and we draw a conclusion that the time between glottal closure is pitch period

    本文從聲學理論出發，剖析了語音產生的機理，綜合考慮聲道、激勵源和嘴唇輻射三方面的因素，建立了一個完整的、線性的和時變的語音產生的離散系統模型，得出兩次聲門閉合事件之間的時間間隔就是基音周期的結論。
  6. This model can describe the effect of backwash and time - varying influent conditions on biofilters

    該模型能動態描述進水及反沖洗過程對生物濾池狀態和處理效果的影響。
  7. There are many nonlinear systems with their characters slow time varying in control domain. those with intrinsical nonlinear portions are even much more hard to control successfully

    在控制領域中，存在著大量的非線性慢時變系統，其中的帶有本質非線性環節的系統尤其難以得到好的控制效果。
  8. A generalized minium variance pole assignment pid self - tuning controller can be used for the system with gentle time - varying delay. the controller algorithm is simplified. its effectiveness has been shown in many simulation uses

    在考慮系統時滯特性的情況下，提出了適合一類時滯系統的廣義最小方差極點配置自校正控制器，並對控制器演算法進行了簡化，使該控制器簡單易行，適應性強，模擬結果表明它的有效性。
  9. Small gain theorem and positivity theorem for periodically time - varying linear systems

    周期時變線性系統的小增益定理和正實性定理
  10. Electroencephalogram ( eeg ) is a measurement of the time - varying potential differences between electrodes fixed on the scalp

    腦電，即從頭皮表面記錄到的電波信號，反映了電極之間的電位差隨時間的變化。
  11. Shortwave channel is time varying transmission channel. it has dispersion in frequency and time domains. this characteristics hinds the data transmi - ssion at high speed and the correction of received data. in this dissertation i have analyzed the statistic characteristic of shortwa - ve channel, established the model of shortwave channel and simulated the rayl eigh fading distribution. the technology of spreading spetrum has been proved that it has the capability for anti - multipath and discerning multipath

    在短波通信中，由於通道的時間色散和頻率色散，引起多徑展寬和多徑衰落，前者限制了數據的傳輸速率，後者造成短波數據通信中出現突發錯誤，為了解決多徑效應對短波通信的影響，本文所做工作如下：首先詳細分析了短波通道的統計特性，建立其數學模型；其次分析了擴頻通信的特點，從理論上證明擴頻技術不僅具有抗多徑干擾能力，而且具有分離多徑的能力；介紹了傳統的rake分集合併技術的特點。
  12. A distributed time - varying gain model applied to yellow river basin

    模型的校檢與應用
  13. Application of mixed neural network in slow time - varying system control

    混合網路在慢時變系統中的應用
  14. ( 6 ) extension control is studied in earnest. through a simulation example extension control is compared with some kinds of neural networks control. the simulation result on slow time - varying nonlinear system shows that extension control is superior to neural networks control

    （ 6 ）認真研究了可拓控制，通過模擬算例對可拓控制與幾種神經網路控制進行了比較分析，得出了對慢時變非線性系統可拓控制比神經網路控制效果要好的結論。
  15. Suction gas pressure goes up as the compressor run at the lower speed in the lower burthen, and this is beneficial to lower systems energy - consume. when the system is controlled by wvf, the discharge change of the evaporator is not linear ; the electronic expansion valve is adopted to regulate the system superheat degree, and the controlled object is parameter time varying, accordingly, the time varying controller should be adopted

    在負荷較小時，壓縮機採用低速運轉，吸氣壓力升高，這對系統降低能耗是有利的；變頻控制時，蒸發器製冷劑流量的變化並非線性；系統中採用電子膨脹閥進行過熱度控制，被控對象具有參數時變的特性，相應地宜採用變結構的控制器。
  16. The time - varying parameter ( tvp ) model is put forward to estimate the dynamic coefficient of fiscal expenditure to economic growth, and further to evaluate the effectiveness of fiscal policy

    摘要利用狀態空間方法，對1978年以來我國財政支出總量和有關項目的經濟產出進行了動態測算。
  17. The development of the internet and communication equipment has enabled new applications which include : finance analysis, network monitoring, telecommunication data management, sensor networks, etc. in these applications, the data which we called data stream is multidimensional, continuous, rapid, and time - varying, which should not only meet the needs of traditional ad - hoc query, but also continuous one for special

    隨著網路的發展，通訊設備的普及，一種新的數據密集型應用逐漸浮出水面，這主要包括:金融分析、網路監控、通訊數據管理、傳感器網路數據處理等。在這些應用中數據是多維的、連續的、快速的、隨時間變化的，同時，這些應用除了傳統的即席查詢，更可能需要連續查詢。
  18. These mean that the chaotic motions can occur in the rotor - ambs system with the time - varying stiffness

    上述研究說明電磁軸承-轉子系統可以出現混沌運動，並且混沌運動具有初值敏感性。
  19. The internet - induced problems such as packet dropout and asynchrony can all be regarded as problems induced by the communication delays. hence, how to deal with the stability issue incurred by the time - varying communication delays is the key problem in the control of the internet based telerobotic systems

    從網路對控制系統的影響來看，丟包和亂序等問題都可以轉化為時延問題，所以研究隨機時延對系統的影響是網路遙操作系統穩定性分析和設計的關鍵。
  20. Moreover, the block time - recursive 2 - d rdgt algorithms and their unified parallel lattice structure implementation are extended from 1 - d rdgt case. three applications of the rdgts are investigated : gabor representation for transient signals via the rdgts, mnr fid signal enhancement via the oversampled gabor transforms, representation and approximation of time - varying systems via the rdgts. the experimental results show the efficiency and advantages of the rdgts in applications

    研究了基於實值離散gabor變換的瞬變信號表示演算法、基於過抽樣實值離散gabor變換的核磁共振fid信號增強演算法以及基於實值離散gabor變換的線性時變系統表示與逼近方法，實驗結果驗證了實值離散gabor變換在應用方面的優越性和有效性。
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