toa 中文意思是什麼

toa 解釋
到達時間
  1. Then we present a toa / tdoa data fusion model based on mathematical statistics for radiolocation in cellular network, and fuse toa / tdoa measurements through a best linear fusion method and a mobile position based dynamic location algorithm, which shows good performance of robustness and accuracy

    然後，從數理統計的角度出發，構造了一個toa和tdoa進行位置估計的數據融合模型。主要利用一種最佳線性融合策略和基於移動臺位置的動態定位演算法對toa和tdoa測量數據進行融合，有效的提高了演算法可靠性和準確度。
  2. In order to improve adaptability and robustness of algorithms, we present another toa / tdoa data fusion algorithm based on support vector machine regression for radiolocation. then we test the capability of location estimation algorithm in distinct channel environments, the results suggest that the location precision within 100m is accessed with 67 % probability by this method

    為了提高定位演算法的健壯性和自適應能力，論文提出了一種基於支持向量回歸（ svr ）對toa / tdoa進行數據融合的方法，並對演算法在不同的通道環境下的定位性能進行了模擬。
  3. The work was composed in five parts : ( 1 ) epoxy resin / org - mmt / diethylenetriamine ( deta ), epoxy resin / org - mmt / imidazole ( mz ) and epoxy resin / org - mmt / tung oil anhydride ( toa ) nanocomposites were prepared by in situ intercalation polymerization

    所研究的內容及其結論主要包括以下五個部分： （ 1 ） xrd測試表明環氧樹脂進入了有機蒙脫土片層內，使蒙脫土層間距增大。
  4. An algorithm for the moving emitter passive location and tracking based on toa and doa measurements by a single fixed station is given

    提出了一種測量目標輻射源脈沖到達時間和到達方向實現固定單站對運動輻射源進行無源定位的演算法。
  5. Based on the facts that time of arrival ( toa ) of the first multipath signal is always most close to that of los propagation and angle of arrival ( aoa ) of the first multipath signal is not always most close to that of los propagation among all multipath signals in nlos propagation environment, a location algorithm is proposed to mitigate the influence of nlos propagation, which effectively reduces the feasible region of a ms in macrocells

    依據在非視距傳播環境下存在的以下兩個事實：第一，最先到達多徑信號的波達時間總是最接近直達波的波達時間。第二，最先到達多徑信號的波達方向並不一定最接近直達波方向。針對宏蜂窩系統，從有效減小移動臺可行域的角度，提出了一種減輕非視距影響的定位演算法。
  6. Experimental results show it can find the rough toa range in order to lessen the computation burden, while getting rid of glints and disturbing components attached to the phase difference signals, the paper suggests a data compression procedure combined with dynamic smoothing

    為了減小擬合計算量並盡量濾除疊加在相位差序列上的干擾起伏，採用了數據壓縮結合滑動平均的預處理方法，並對該方法的正確性和有效性進行了方差分析驗證。
  7. Oolong toa is only partly fermented and a brew from oolong tea has some of the characteristics of both green and black tea

    烏龍茶只是經過部分發酵的，所以烏龍茶的茶湯兼有綠茶和紅茶和某些特徵。
  8. Multi - purpose hall central singapore joint social service centre beside blk 116 lorong 1 toa payoh, near braddell mrt station

    新加坡中區聯合中心禮堂位於大巴窯一巷，第116座組屋旁，靠近布萊得嶺地鐵站
  9. The method can measure the following parameters, ( pulse attitude ) pa, ( pulse width ) pw, ( time of approach ) toa, snr, ( radio frequency ) rf, pulse envelope characteristic parameters and intra - pulse modulation parameters with a high precision and a high discrimination

    該演算法能夠分析雷達信號的脈沖脈幅、脈寬、到達時間、信噪比、載頻、脈沖包絡特徵參數和脈內調制特徵參數。
  10. Based on the simulation platform, five kinds of arithmetic which were suitable for different situations was analyzed in this dissertation : ( 1 ) when locating at one time, centoid location method with toa measurements. ( 2 ) when locating at one time, hybrid toa / aoa centoid location method

    （ 1 ）一次定位條件下，基於toa的形心定位演算法（ 2 ）一次定位條件下，基於toa / aoa的混合形心定位演算法（ 3 ）連續定位條件下，速度法抗nlos定位。
  11. In order to reduce the adverse influence of nlos error to location performance, this algorithm firstly makes initial mobile position estimation by mean tdoa / toa measurements, then estimates nlos error within tdoa / toa measurements by parameters of tip 1 channel model, smoothes and reconstructs tdoa / toa measurements, and finally utilizes two step wls computation. the application of this algorithm under different cellular environments is also discussed and its effectiveness is demonstrated by simulation results. finally, the basic location method, location method implementation, network architecture, signaling protocol and interface, and location procedures of wcdma network mobile location are analyzed

    百臼主回大學槽士扭允生攀幢伍丈第v頁接著，通過對tdo咖a測量值誤差的分析，本文提出了一種首先利用tdo咖a平均測量值對移動臺位置進行初始估計，並利用tipi通道模型參數估計出thoafl 』 oa測量值中nlos誤差的大小，然後對tdo … a測量值進行平滑與重構，再採用兩次wls計算，以降低nlos誤差對定位性能不利影響的的定位精度提高演算法，討論了這種演算法在蜂窩網路不同環境條件下的具體實施方法，通過詳細模擬驗證了這種演算法的有效性。
  12. Secondly, based on the limitations of single location technique and the characteristics of chan and aoa algorithins, a hybrid tdoa / aoa and a toa / aoa location algorithin are proposed, and the corresponding carb theoretical bounds of these algorithms are derived

    其次，通過分析單一定位技術的局限性，基於chan演算法和aoa演算法特點，提出了一種tdoa aoa混合定位演算法和一種toa / aoa混合定位演算法，給出了這兩種演算法定位性能的crlb理論界。
  13. First toa payoh secondary school new in 2007

    大智中學2007年新補習中心
  14. And toa chris wong, m. a., p. t.,

    診所附近有公車站和計時車位。
  15. Co toa payoh neighbourhood police centre

    大巴窯鄰里警局局長
  16. Toa payoh east cc weiqi tournament

    大巴窯東圍棋賽
  17. And i know no matter where life takes me toa part of me will always be with you

    不論我身在合處，你總會在我心中。
  18. Nearest mrt : toa payoh

    最近地鐵站:大巴窯
  19. A strong ally of the toa mahri, he will do anything to get the mask back

    與脫卡邁赫里結盟，它無論如何都會奪回面具的！
  20. We provide delivery service - minimum 10 packages ( only in toa payoh area )

    我們提供遞送服務，最少10包，只限大巴窯地區。
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