移位演算法 的英文怎麼說

中文拼音 [yíwèiyǎnsuànfǎ]
移位演算法 英文
shifting algorithm
  • 移 : Ⅰ動詞1. （移動） move; remove; shift 2. （改變; 變動） change; alter Ⅱ名詞（姓氏） a surname
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 演 : 動詞1 （演變; 演化） develop; evolve 2 （發揮） deduce; elaborate 3 （依照程式練習或計算） drill;...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 移位 : bit shift
  1. The computational results of the particle images are agreement with the simulated datain reasonable, the most absolute difference of the displacement is 0. 6671 pixel at the x abscissa and 0. 7928 pixel at y abscissa ; the computational results are equal to the data form the algorithm of particle brightness - distribution pattern tracking ( the conventional cross - correlation algorithm ) at voluminous points, their discrepancy is only one pixel at few points, mostly in boundary area

    西安理工大學碩士學位論文最後，在visualfortran環境下給出了這種演算法的具體實現，處理模擬粒子圖像的結果與模擬數據比較吻合，最大位移絕對誤差在x方向是0 . 6671像素，在y方向是0 . 7928像素;計算結果與示蹤粒子灰度分佈模板法（基本的互相關法）在絕大部分點是相同的，只在少數點相差一個像素，而且大多出現在邊界區域。
  2. 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。
  3. The application of the software hardware advanced techniques, such as an algorithm for continuously outputting high - rate gps position data, voice data trucking system ( vdt ), a new gps ( avl ) system framework, an up - to - date mutual communication method and so on, enlarges the system capacity and the covering area, realizes the voice data transmitting in the present mobile communication channel, meets the need of kinetic positioning. in a word, it enhances the capability of management and decision

    系統中gps定位數據的高速率連續輸出演算法、話音數據集群（ vdt ） 、新的gps車輛系統結構和全新的通信交互手段等先進技術的採用，人人提高了系統的容量和覆蓋面積，實現了在現有移動通信通道上數話兼容、高動態定位的需求，使科學管理和決策水平得到很大提高。
  4. In general, a precise resistor is in series with one of the resistors in wheatstone bridge to compensate the zero offset, and the other one is in parallel with another arm of the wheatstone bridge to compensate thermal zero drift. based on this principle, in this paper, a compensation method based on virtual instrument technology has been put forward. actuated by current source, a good calculation method of compensation resistors and their position in the bridge is deduced

    本文基於串並聯電阻補償法的原理，提出了一種基於虛擬儀器的誤差補償方案，推導了在恆流源供電下可以精確的計算出補償電阻大小和補償位置的演算法，並且在虛擬儀器軟體平臺labview上完成了數據採集、處理、顯示等軟體的設計，經過實驗的驗證，對傳感器的零點溫度漂移補償取得較好的效果，而對靈敏度溫度漂移的工藝補償亦有一定的效果。
  5. Algorithms in use range from unsophisticated and easily compromised ones, like rot13 a transposition cipher that scrambles data by shifting alphabetic characters 13 positions, to industry standard algorithms, like des data encryption standard and aes advanced encryption standard

    目前使用的演算法范圍很廣，有低級的、容易出問題的演算法，如rot13 （這是一種移位加密演算法，通過將每個字母字元加13來打亂數據） ，也有業界標準演算法，如des （ data encryption standard ）和aes （ advanced encryption standard ） 。
  6. At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +

    首先改進了虹膜預處理方法，實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法，準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了對虹膜圖像的配準;利用雙三次樣條函數擬合虹膜圖像背景，去除了非均勻光照對虹膜識別的影響;使用二分樹復數小波方法增強了虹膜圖像的對比度;在識別演算法方面，本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。
  7. 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。
  8. Considering the difference in application scale, we designed a proximity based mobile beacon assisted localization algorithm ( pmaloc ) for the application of small scale, and designed a distance - in - hops based mobile beacon assisted localization algorithm ( hmaloc ) for the application of large scale

    演算法設計時考慮到應用規模的不同:針對小規模應用，設計了基於鄰近關系的移動錨節點輔助定位演算法（ pmaloc ） ;針對大規模應用，設計了基於跳計數的移動錨節點輔助定位演算法（ hmaloc ） 。
  9. In the first part of this paper we present a laser scanning location algorithm based on least square algorithm using landmarks. then successively, we give the principle of the landmarks option and position recovery algorithm. in the end, the work process of algorithm is given

    給出了結構化環境中移動機器人路標閥值匹配演算法，對定位演算法，本文提出了一種基於最小二乘法的迭代搜索多路標定位演算法，並通過模擬實驗歸納出路標優化選擇的準則，提高了系統的定位精度。
  10. When the analyzer was located in four angles, a photoelectric detector was used to gather the energy of laser, so we can calculate the retardation of wave plate with the phase shifting

    測量裝置採用了步進電機帶動檢偏器旋轉，運用光柵編碼器測角裝置測量檢偏器的轉動角度，使用光電探測器採集檢偏器在四個方位角度的光強值，根據移相演算法得出波片的相位延遲角。
  11. In accordance with the phase - shift miscalibration and detector nonlinearity, the error - compensating phase - shifting algorithms based averaging technique are proposed. and in order to solve the problems brought by traditional linearity scanning unwrapping algorithm, which leads to incorrect phase unwrapping, a correlative region algorithm for phase unwrapping is developed

    針對相移器的相移不準給相位求解帶來的誤差，提出採用基於平均技術的誤差補償移相演算法；針對傳統線掃描位相去包絡演算法不能對含有較大噪聲的位相圖進行正確去包絡的問題，提出了區域相關位相去包絡演算法。
  12. Thirdly, ways to improve the ability for mobile robot to percept environment are also discussed. an uncertain model for mobile robot to percept environment is put foreword and two iso - vision system ( tivs ) is designed. furthermore, tivs localization model, two vision information fusion algorithm and

    設計了一種移動機器人感知信息獲取模型，研究開發了雙目異構視覺系統（ tivs : twoiso - visionsystem ） ，分析了tivs的局部定位模型、雙目信息融合方法，重點研究了基於tivs的montecarlo定位演算法，以解決機器人在運動過程中同時觀測較大視野范圍內多個動態目標的問題。
  13. ( 3 ) when locating continuously, speed location method in nlos environments ( 4 ) when locating continuously, single cell location method based on speed location in nlos environments. ( 5 ) when tracking, kalman tracking for mobile location in nlos situations based on displacement difference. each method was simulated, studied and compared in this dissertation. it was proved that these proposed arithmetic could mitigate nlos propagation errors effectively

    這種演算法具有對nlos誤差不敏感的特性（ 4 ）連續定位條件下，基於速度法的抗nlos單小區定位演算法（ 5 ）定位跟蹤條件下，基於位移差的卡爾曼濾波跟蹤演算法本文對每種演算法均進行了模擬研究和對比，驗證了它們在減輕nlos誤差上的可行性和有效性。
  14. Therefore, in order to evaluate the performance of the two basic algorithms in detail, two typical mobile communication channel models ( cost 259 and t1p1 ) are employed for further detailed simulation, and the corresponding performance is evaluated by rmse and cdf. in this simulation, many relative parameters are examined, such as the cell size, the number of base stations taking part in the location service, equipment measurement errors, nlos effect, and the positions of bss etc. the simulation results show that, taylor algorithm and chan algorithm fit in various simulation environments

    為了詳細評價這兩種基本定位演算法的性能，本文就兩種典型移動通信通道環境模型（ cost259和tip1 ） ，研究了多種參數對定位演算法的影響，包括蜂窩小區的大小，參與定位的基站個數，設備測量誤差，通道中的nlos誤差和基站排列方式等等。
  15. Finally, we proposed a novel improved self - adaptive algorithms and testified its combining encryption effect with its position and energy information. in part two of this thesis, we analyze the dynamic states of an image caused by image iteration, as a result we point out that the holographicity exists with chaotic characters simultaneously during image scrambling

    隨后，我們分析純位置移動演算法的弱點並作了改進，給出了一種新的自適應圖像置亂加密演算法，經過本演算法加密的圖像可以有效地防止已知明文的攻擊，並具有很好的完整性保護功能，亦可用於圖像驗證。
  16. In 3g communication system, the most promising location method was the locating arithmetic based on the time of arrival and the time difference of arrival ( toa / tdoa ) of signal, or the angle of arrival of signal ( aoa ). however, either the arithmetic based on toa or that based on aoa was badly affected by the none line of sight ( nlos ) phenomenon

    在第三代移動通信系統中，最有前景的定位方式是基於信號到來時間/時間差（ toa / tdoa ）或信號到來角（ aoa ）的定位演算法。但不管是基於信號到來時間的演算法還是基於信號到來角度的演算法，定位信號的非視距傳播效應（ nlos ）都會對其造成嚴重的影響，在影響移動定位精度的諸多因素中nlos效應被公認為是最主要的因素。
  17. In cellular envirorunents, because of the influence of several adverse factors, such as muitipath, non - line - of sight propagation, noise, interference and channel frequency characteristics, radio statistics measuremenis like tdoa, toa and aoa related to mobile position, the performance of location algorithms mny be significantly degraded and the position estimation of ms is inevitably biased

    在蜂窩網路環境中，由於受多徑、非視距傳播、噪聲、干擾和通道頻率特性等多種不利因素的綜合影響，使tdoa 、 toa 、 aoa等與移動臺位置有關的電波特徵測量值不可避免地出現較大誤差，從而使各種定位演算法的性能顯著下降，造成移動臺位置估計出現較大偏差。
  18. In this dissertation, i do analysis and research on the cell communication net - based position technology and channel model. and i give out a position algorithm of anti - nlos, and simulate it. and i also introduce the constructure of the positioning system and the evaluation

    本文在分析研究有關蜂窩移動通信網路的定位技術和相關通道模型的基礎上，提出了一種抗nlos （非視距傳輸， non - lightofsight ）的定位演算法。
  19. At first, by using the feature that the excess delays of nlos propagation follow the exponential distribution, the los propagation parameters are reconstructed and the toa parameters measured from all bs are preprocessed. then, the ms ' s position is estimated by the los locating algorithm with the preprocessed data. finally, to mitigate the effect of the errors in reconstructed parameters, the estimated results are smoothed

    首先，利用非視距傳播時延服從指數分佈的特點，對不同基站一次測量的數據進行預處理，重構視距傳輸參量；然後，對處理后的數據採用視距定位演算法估計移動臺位置；最後，對估計結果進行平滑后處理，以減小重構出的參量誤差的影響，進一步提高定位精度。
  20. This essay will introduce what has been done by the author in the development of the system, including choosing video velocity measurement + character recognition algorithm based on wavelet transform + dsp as the system solution ; development of vehicle accurate position calculation algorithm for video velocity measurement and filed test ; development of fast character recognition algorithm based on wavelet transform for dsp platform and performance test ; transplanting the fast character recognition algorithm from industrial control computer to dsp platform and performance test

    本論文介紹的作者在開發本系統中所做的一些工作，包括選定系統採用視頻測速+小波變換字元識別+ dsp的方案；開發了視頻測速所用的車輛精確定位演算法並進行了實地測試；開發了適用於dsp平臺的基於小波變換的字元識別快速演算法並進行了性能測試；將系統核心部分的字元識別快速演算法成功移植到dsp平臺並進行了性能測試。
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