estimation range 中文意思是什麼

estimation range 解釋
估計范圍
  • estimation : n. 1. 估計,評價。2. 預算,預算額;概算。3. 尊重,尊敬。4. 意見,判斷。5. 【化學】估定;測定。
  • range : vt 1 排列;整理(頭發等)。2 使歸類[班、行、隊];把…分類。3 〈用被動形或反身形〉加入,站住…的一邊...
  1. Second, we discuss composition operators on bloch space with closed range. by using a distortion theorem of bonk, minda and yanagihara about bloch functions, we obtain the sharp estimation of the lipschitz continuity of the dilation of bloch functions. then, we improve a theorem of ghatage, yan and zheng about composition operators on bloch space with closed range

    其次研究了bloch空間上有閉值域的復合運算元,先利用bonk 、 minda和yanagihara關于bloch函數的一個偏差定理,得到bloch函數伸縮率的lipschitz連續性的精確估計式,用這個估計式改進了ghatage 、 yan和zheng關于bloch空間上關于有閉值域的復合運算元的一個定理。
  2. Range estimation of linear frequency modulation continuous wave radar

    線性調頻連續波雷達的距離估算
  3. Facilitating the configuration of protocol parameters, optimization of protocol operations, and more exact estimation of protocol performance, etc. basing on combinatorial theory and asymptotic method, we analyzed the properties of manets with nodes uniformly distributed in rectangular region. mathematical formulas of some basic properties of manets are obtained, such as the expected number of wireless links, mean node degree, the relation between network connectivity and radio range

    因此本文第二章基於組合學方法和極限思想研究了矩形區域內節點均勻分佈的無線自組網的幾項基本屬性,網路中鏈路總數的期望值,網路中節點度數分佈情況,以及網路連通性與無線信號傳輸半徑的關系等,得出了其解析描述。
  4. The main content of this dissertation can be concluded as following : a ) on the base on discussion of sar high resolution and theoretical imaging model, sar signal processing is analyzed in detail. range immigration and estimation of doppler parameters are also involved during discussing space - borne sar imaging and processing. a good result is obtained in the course of processing seasat and x - sar raw data

    在討論了sar二維高分辨力機理和sar成像理論模型的基礎上,針對sar成像信號處理,分析成像處理的基本原理,和星載sar成像處理中的距離遷移校正和多普勒參數估計等關鍵問題,編制了處理程序,對seasat , x - sar的原始數據進行了試驗,得到滿意的效果。
  5. The simulation results show that the feature point detection and tracking algorithm is feasible. next, matched points based essential matrix estimation is studied. the spacecraft attitude and position parameters are derived from essential matrix and the scale of motion is recovered with range information from laser ranger taken in account

    再次,研究基於匹配特徵點對的本質矩陣的估計演算法,給出了由本質矩陣求取空間探測器的姿態信息和位置信息的方法,並且結合激光測距儀信息,得到探測器的運動比例參數,實現軟著陸過程的導航。
  6. It is proved by measuring noise of fan room of jcfk, that there are pretty good agreements between estimation and experiments. then, this model is applied for the practical engineering of noise control in fan room. the ways to connection qualitative with quantitative, analysis in theory with policy decision in practice are successfully used and the optimal scheme of noise control is achieved. moreover, the effect of the optimal scheme is estimated. this paper makes considerable headway about not only the research range and content but also the theoretical basis and research method. it has the important practical value

    把模型運用於復烤廠風機房噪聲污染治理的實際,採用定性分析與定量分析,理論計算與經驗決策相結合的方法,對風機房車間噪聲控制,隔聲間噪聲控制和傳播途徑噪聲控制三方面系統研究,制定風機房噪聲控制優化方案,並編程預測治理效果。這不僅將噪聲污染監測,評價治理,預測的研究有機地結合起來,拓展了研究范圍和內容,而且研究方法有所創新,對當前工業噪聲優化控制有較強的推廣和應用價值。
  7. The thesis mainly recounts the detail questions about bayesian small sample theory and the important applications of the theory in engineering, and gives sufficient analyses and discussion of every step of accomplishing a precision evaluation when using small samples. in the thesis, the following issues are contained, such as how to get and denote the prior information, the consistence test of prior information and test samples of shooting range, the fusion of multi - source information, calculating of posterior probability, estimation with bayesian approach, how to constitute test evaluation project of different performance and calculate the risks of both sides are contained, and at last a kind of applied method to calculate the effectiveness is given

    論文主要敘述了有關bayes小樣本理論的一些具體問題,以及該技術在工程中的一些關鍵應用,對小樣本條件下精度鑒定的各個環節給予較充分的分析和討論,其中包括驗前信息的獲取、表示,驗前信息和靶場試驗樣本的一致性檢驗,多源信息的融合,驗后概率的計算, bayes方法在估計中的應用,試驗鑒定方案的制定,對不同戰標的評估方法和風險的計算等,最後對作戰效能的計算給出了一種工程中較實用的方法。
  8. Through analyzing the spinning echo, the arithmetic of " estimation of signal with polynomial phase " is adopted to estimate parameter of echo ' s phase. then the influence of high step phase pro duced by spin is removed. the one - dimension range - profile can be renewed by this arithmetic and the good effect is showed by the result of simulation in chapter v, the main works of this dissertation are summarized and the future researched areas are pointed out

    通過對自旋目標回波的分析,本章採用了「多項式相位信號系數估計」演算法對回波相位進行參數估計,可以去掉旋轉產生的相位高次項影響,從而恢復給出目標的一維距離像,模擬實驗表明本演算法取得了好的效果。
  9. In this thesis a high precision frequency ( range ) estimation technique based on the phase of the fft of the beat - note signal is presented. the phase of the fft of the beat - note signal changes with the range between the radar and the liquid surface

    差拍信號的fft幅度最大處的相位隨距離變化,因此可以利用fft相位在一個頻率(距離)分辨單元范圍內估計差拍信號的頻率(距離)的位置,從而提高頻率(距離)估計精度。
  10. Our estimation, including the new cases today, would be in the range of involving 70 to 80 households. and in terms of a headcount, it would be about 150

    這是進一步的做法,跟染上非典型肺炎的家人有緊密接觸的人士,是會受到該條例和新做法的影響。
  11. The confidence interval ( c. i. ) of unknown parameter represents the range of the value and the reliability about estimation of parameter

    未知參數的置信區間表示該參數的取值范圍及其可信程度,置信區間的長度表示區間估計的精度。
  12. Then, we introduce the basic structure of pd weather radar signal processing system and their function of each subsystem, mainly including intermediate frequency receiver, clutter elimination, range correcting and smoothness, ambiguity resolution and spectrum estimation

    並在此基礎上介紹了氣象雷達信號處理系統的基本構成與各部分的主要功能,主要包括氣象回波中頻接收、雜波抑制、距離訂正、平滑處理、解模糊和譜矩估計等。
  13. The results of simulations and experiments not only demonstrate that the method of rotor flux estimation on the basis of the voltage model is used in the range of high speed, but also show that the method of flux estimation affects the validity of speed identification directly

    針對1 . 1kw異步電機進行了實驗,模擬和實驗結果都表明電壓模型磁鏈觀測法適用於高速場合,同時說明磁鏈觀測方法的優劣直接影響到電機轉速辨識結果的準確性。
  14. In this paper, the main problem is to detect the position and velocity of moving target by fractional fourier transform which could be concluded by three parts, the echo model establishment of moving target, the realization of fractional fourier transform and parameters estimation of moving target, detailed contents are as follows. firstly, the paper analyses the echo model of sar static target and introduces a kind of sar imaging algorithm, range - doppler ( r - d ) algorithm

    本文的主要內容包括三個部分,即動目標回波模型建立、分數階傅立葉變換的實現和動目標參數估計,具體來說,其內容如下:首先,本文研究分析了合成孔徑雷達靜止點目標的回波模型並介紹了一種基本的合成孔徑雷達成像演算法? ?距離-多普勒( r - d )演算法。
  15. This paper discusses several questions about imaging algorithms of sar. mainly it discusses three imaging algorithms - range - doppler algorithm, wavenumber domain algorithm and chirp scaling algorithm. still it discusses the assistant processing algorithms of imaging algorithms - doppler centroid estimation algorithms and autofocus algorithms

    本文論述了合成孔徑雷達( sar )成像演算法方面的一些問題,主要討論了三種成像演算法? ? - range - doppler演算法,波數域演算法及chirpscaling演算法,並討論了成像演算法的輔助處理演算法? ?中心頻率估計演算法及自聚焦演算法。
  16. Different results specify that the first kind of cost function is sensitive to the mismatch of ocean depth and receiver location, but is insensitive to sound speed profile ' s % $ jai8x9 @ t $ m & z mismatch and has high accuracy of depth localizaion ; the second kind of cost fimction is insensitive to all three kinds of mismatch, but its resolution of depth is very low ln order to overcome the cost function ' s sensitivity to mismatch, improvemedt of the accuracy of time delay estimation and model calculation may be adopted, when both conditions are reached, the sensitivity wiil be greatly reduced and the resolution of range and depth will be improved at the same time

    模擬結果表明,第一類代價函數對海底深度和基陣傾斜失配是敏感的,對聲速失配卻不敏感,並且能夠獲得較高的深度定位精度;第二類代價函數對三種失配都不敏感,只是深度解析度較低。為了克服代價函數對失配的敏感性,可採用提高時延估計精度和模型計算精度的方法。當兩個條件滿足時,敏感性得到極大的抑制並獲得了較高的距離和深度估計精度。
  17. In chapter 2, a sort of genetic algorithm based on estimation range is presented. by the means of probability analysis, the convergence area of the optimal result can be estimated. in this way, the search range can be shrinked > the search precision can be improved and the quality of result can be ameliorated

    本文針對優化設計中的智能方法進行了研究,在本文的第2章,提出了一種基於區間估計的遺傳演算法,應用概率分析,通過對最優解的收斂區間進行估計,縮小了搜索范圍,提高了搜索精度,最優解的質量有所改善。
  18. The coarse frequency error estimator has a wide estimation range and may be used for initial caption. and the fine estimator can achieve nice performance in multipath environment

    該粗估計器有很大的估計范圍,可用於頻偏的捕獲;而精估計器在多徑環境下能得到很好的估計效果。
  19. And the corresponding improved algorithms for the above discussed methods are also provided. finally, a new combined method with better estimation accuracy and extended estimation range is also presented. simulation results show the method is feasible

    在分析完以上各演算法后,本文又提出了一種既保證了演算法估計精度,又擴大了演算法估計范圍的信號載頻偏差精確估計的聯合方法,模擬結果驗證了其可行性。
  20. The frequency offset estimation algorithms for gmsk signal are also discussed and a frequency offset estimator with larger estimation range and higher accuracy is proposed. two kinds of synchronization structures are compared with each other. at last, the synchronizer described above and a differentially coherent demodulator compose a blind gmsk receiver

    其次,基於對目前gmsk信號盲載頻偏差估計方法的分析和比較,根據第五章提出的頻差估計思想,提出一種寬估計范圍、高精度的gmsk信號頻差估計方法。
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