base on error 中文意思是什麼
base on error
解釋
因守場員失誤而上壘-
Design and realization of a base band signal error code measuring apparatus based on fpga technology
的基帶信號誤碼測試儀的設計與實現 -
On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes
在深入研究方案原理和分析信號特徵的基礎上，獲得了該體制引信差頻信號中，距離信息的存在形式和特點，得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論，即頻率捷變調頻定距引信在定距性能上具有類似隨機周期調頻定距的特徵。本文引入跳頻通信地址編碼理論，結合無線電引信的具體特徵，提出了適用於無線電引信的頻率捷變序列的選擇原則，並構造了基於rs碼的寬間隔頻率捷變序列族。 -
Turbo codes represent the new code structures, which consist of pccc ( parallel serially convolutional code ) and sccc ( serially concatenated convolutional code ). in this paper, the background of turbo codes are firstly introduced, which includes the base principle of error correction code 、 block code and convolutional code ; the principle of turbo code and the iterative decoding is secondly expanded ; the key decoding algorithm : a revised map algorithm and iterative decoding theory are detailed ; then, a new turbo code structure : hccc ( hybrid concatenated convolutional code ) is presented, and the capacity of this code method is analyzed, the average capacity upper bound is derived ; at last, this code is simulated on awgn ( additive white gaussian noise ) channel and rayleigh fading channel
本文首先介紹了turbo碼的背景知識，包括差錯控制的基本原理、分組碼和卷積碼；然後闡述了turbo碼的基本原理，包括turbo編譯碼器結構及迭代譯碼原理；較為詳細地描述了關鍵的譯碼演算法： ?種改進的最大后驗概率（ map ）譯碼演算法及迭代譯碼演算法；提出了一種新的turbo碼結構：混合turbo碼（混合級聯卷積碼） ；並用編碼性能聯合界分析方法對混合turbo碼進行了性能分析，得出了其平均性能上界；並在高斯白噪聲通道和瑞利衰落通道上分別作了一些應用研究及計算機模擬實驗。 -
According to the project of adaptive multi - rate speech coding ( amr ) being put forward by the third generation group of the mobile communication, this paper takes the principle of the speech arithmetic as the base, studies the technologies including the source controlled rate, voice activity detector, comfort noise and the error concealment unit in amr, discusses its the characteristic of adaptation and analyses its performances particularly. amr c codes are researched carefully through the modules being divided into and debugged under the tms320c54x provided by the ti corporation, and optimized in selecting the method of c code embedded assembler codes and simplified in the search codebook combining with the theory of speech coding, which are based on the realization about theory and practice of the optimization of amr speech coding
從自適應多碼率語音編碼演算法的c代碼出發，對它進行模塊劃分後作了系統分析，將其在vc下調試通過，進一步在ti公司提供的tms320c54x環境中進行調試，結合語音編碼理論，對演算法進行優化，採用了在c代碼中嵌入匯編和簡化自適應碼本和固定碼本搜索的方法，部分地提高了c代碼效率，為實現自適應多碼率語音編碼的優化奠定了理論和實踐基礎。 -
During the course of the research, the criterions of the interpolation effect are mean error ( me ), mean absolute error ( mae ), root mean squared interpolation error ( rmse ) and the difference of mean square deviation between the measured and the estimated surface air temperature. the conclusions are as follows : ( 1 ) by contrasting the gaussian weighted model associated with the error modification with the gaussian weighted model, the error modification is proved to considerably ameliorate the precision of spatial interpolation ; ( 2 ) on the base of the gaussian weighted model, taking altitudinal effect into account can reflect the trend in which temperature changes according to the topographic altitude and may ameliorate the precision of spatial interpolation correspondingly and apparently, which indicates that topographical effect on the preciseness of spatial interpolation can not be disregarded in terms of the region with complicated topography ; ( 3 ) the map of daily surface air temperature distribution, using the modified gaussian weighted model a and b, can accurately reflect the temperature - changing - with - topographical - altitude trend. among them, the better is the model a, whose me is below 0. 03 ?
在此過程中，採用平均誤差（ me ） ，平均絕對誤差（ mae ） ，插值平均誤差平方的平方根（ rootmeansquaredinterpolationerror ，簡稱rmsie ） ，插值前後測站要素值的均方差（ meansquaredeviation ，簡稱msd ）差值作為判定插值效果的標準，得出如下結論：通過高斯權重法與結合逐步訂正的高斯權重法的對比，說明結合逐步訂正方案的高斯權重法可大大提高地面日氣溫的插值精度；在高斯權重法中加入海拔影響項可以反映出溫度隨地形高度的變化趨勢，同時也能較大地提高地面日氣溫的空間插值精度，說明在地形復雜的區域，地形影響在插值精度中是不可忽略的；對于高斯權重法的兩種改進方案得到的地面日氣溫分布圖都能很好地反映出表面大氣氣溫隨地形高度的變化趨勢。 -
Two types of alignment algorithms on moving base were put forward in this paper, one with angular velocity matching, and another with acceleration matching. the error models and measurement models in consideration of ship flexure and lever - effect were deduced respectively. the alignment methods were verified by simulation
提出了兩種動基座傳遞對準的方法，一種是採用角速率匹配，一種是採用加速度匹配，並分別推導了在考慮船體變形和桿臂效應時傳遞對推的誤差方程和量測方程，通過模擬驗證了這兩種傳遞對準方法的正確性。 -
Therefore, the method that unstable random process turned stationary random process was put forward. quasi - error data were made and aiming errors were visible modified base on stationary random process
在乎穩化的基礎上進一步擬合誤差序列，經平穩化處理后的瞄準誤差得到了明顯的修正。 -
Data processing is performed by pc ， which includes detecting rough error by quartile method base on first order differential, adopting three points algorithm to eliminate deviations of rack displacement and installation, applying minimum containing area method to evaluate the sectional plane radius of roller and realizing it by genetic algorithm, adopting akima method to fit curve of roll profile
主要的數據處理工作在上位機進行，採用基於差分法的分位數演算法剔除粗大誤差；採用三點式測量原理消除探頭的安裝及運動所產生的誤差；採用最小包容區域法評定軋輥半徑，並應用遺傳演算法實現最小包容區域法的尋優計算；採用阿克瑪插值方法進行輥型的曲線擬合。 -
Cf is a kind of non - different recommendation to all customers, so it is may appear that the company spend much cost but have little revenue. recently a new recommend technology base on lifetime value of customers have emerged, the centre of the technology is to use the weighed sum of the three variable to classify the customers and the reason of use weighed variable is that think about the relative important degree. then we can recommend products according to the association rule in the classify of same clv. the shortcoming of this recommendation is that the recommendation may have some error when the customers ’ data is not enough to form regular value
近年來出現了一種採用基於客戶生命周期值的加權rfm （表示客戶生命周期的三個指標變量）技術的推薦方法，這一技術的核心思想就是採用這三個客戶屬性變量的加權和的方法來對客戶進行聚類，其中為變量加權是考慮到不同變量對顧客產生的不同重要程度的影響。對符合某一生命周期類型的客戶按照商品挖掘關聯技術進行商品推薦。這種推薦方法的弊端在於當客戶的交易數據不足以形成規律化的量值時，推薦可能會出現偏差。 -
The error analyzing weighing batching control system base on positive balance
基於電子正秤的配料控制系統計量誤差分析 -
The whole article consists of 6 parts : 1. object of the project and the development background of the relative technique are introduced. 2. the theory of the micro inertial heave height measurement is depicted. 3. arithmetic model base on matlab / simulink for micro inertial heave height measurement is offered, including the result analysis for the simulation. 4. the whole hardware design base on aduc841 single chip of the mimu data collection system is depicted. 5. software design is introduced. 6. adjusting and error compensation model of the mems is depicted. at last, sum - up, view and enhancement of the system are given
本論文分成六個部分:第一部分介紹了課題研究的目的及相關技術的發展概況;第二部分主要論述微慣性測高的理論基礎;第三部分給出微慣性測高演算法的matlab模擬模型及模擬結果分析;第四部分給出基於微慣性傳感器及aduc841單片機的微慣性數據採集系統的硬體設計及調試方案;第五部分為微慣性數據採集系統的軟體設計;第六部分介紹了微慣性傳感器的標定及誤差補償方法。 -
On the base, the error sources of the whole accelerator " s system are analyzed
在此基礎上，對整個加速度計系統的誤差來源進行了分析。 -
Secondly, based on the analysis and simulations of the doppler time - shift for chirp - subpulse stepped frequency signal, this dissertation analyses the velocity compensation method for moving targets in chirp - subpulse stepped frequency signal, and presents a method for compensation of targets ’ velocity base on the least burst error rule
其次，本文對chirp子脈沖頻率步進信號的多普勒效應進行了分析和模擬，在此基礎上，分析了對其進行運動補償的思路，提出了採用最小脈組誤差準則進行運動補償的方法。 -
Realization of improved bp algorithm - single output three layers " artificial neural network generator base on improved bp algorithm has been developed by the author, and the generator has some functions that the number of neuron in first and second layer and theirs related training parameters such as learning rate. momentum factor a and the value of sum error e can all be self - defined by the users ; connection weights and threshold in each layer ' s neuron training data and teaching signals can also be input or modified in the friendly interface
生成器功能是:網路結構中的第一、二層神經元個數和訓練參數中的學習速率粉，動量因子a和期望誤差值:可由用戶在一定范圍內自定義;各層的權值、閥值、網路初始樣本值及教師值可在友好的界面下輸入、修改。 -
Base on the analysis of the grating linear displacement measurement theory, the measure errors especially the subdivision error of the grating scale, this paper focuses on the theory of switch and merge of dual grating scales ’ signals, builds the design criteria of high speed high precision displacement measurement by using dual grating sales, designs the switch picking reference with high precision and fast switch and merge method, analyses the errors brought in by switch and merge of the duals grating scales
在分析光柵線性位移測量原理、光柵尺的測量誤差尤其是細分誤差的基礎上，本文重點研究雙光柵尺切換與合成的原理，建立了基於雙光柵尺高速高精度位移測量的設計準則，根據設計準則設計了切換基準拾取方法以及快速切換與合成方法，分析了雙光柵計數值切換合成的誤差。 -
Base on the existing techniques of data reconciliation and gross error detection, this thesis presented some new problems from real industrial processes and proposed the corresponding schemes. the main contributions include : 1. review the development and the state - of - the - art of the techniques in data reconciliation and gross error detection 2
通過對以往數據協調和顯著誤差檢測方法的分析研究，同時將理論研究同生產過程中的實際情況相結合，本文對以前的一些數據校正技術在實際情況中碰到的若干具體問題進行了剖析，並提出來相應的解決方案。 -
Base on above reason, this paper design and realize a c code rule compiler rulec engine. it can inspect the c code as the traditional compiler, besides that, it also include below functions : when this tool discovers the grammar error, it doesn ’ t stop the inspection and go on to inspect the left code ; the rules used in the inspection can increase, delete or amend according to user ’ s request. this tool can be runned on the windows, linux, solaris and other system platforms ; through counting the software complexity of c code, this tool can provide the important target of evaluated c code quality
因此，本文設計了一個c代碼規則編譯器rulecengine ，它除了實現與傳統編譯器一樣能夠檢查c代碼的功能，還實現了如下的功能:發現c代碼語法錯以後不停止檢查，仍然繼續對代碼進行規則檢查;檢查c代碼所需的規則可以根據用戶的需求隨意增加，刪除或修改;能夠在windows ， solaris等系統平臺上使用;通過統計c代碼的軟體復雜度，提供了衡量c代碼質量的重要指標。 -
( 2 ) wavelet networks are introduced to gpc. several nonlinear gpc algorithms based on wavelet networks are given : a nonlinear gpc base on predictive error compensation is designed, in which wavelet network is used to model the predictive error ; a new structure of multi - step predictive controller is constructed in which wavelet networks are used to identified the nonlinear directly ; a single - step predictive controller is given, in which a wavelet networks are used to estimate the parameters of the linear time - varying system. ; an a implicit gpc for nonlinear system is presented, in which wavelet networks are used to estimated the time - varying parameters of the generalized predictive controller
（ 2 ）將小波網路與非線性廣義預測控制相結合，設計了多種基於小波網路的非線性廣義預測控制：考慮到建模誤差對多步預報的影響，引入小波網路估計預報誤差，對輸出預報進行修正，提高了控制性能且不影響系統的穩定性；利用小波網路構造多步預測器，設討了非線性系統多步預測控制演算法；利用小波網路逼近非線性系統廣義預測控制器的時變參數，設計了非線性系統隱式廣義預測控制器；利用小波網路辨識時變系統參數並直接用於構造控制器，設計了非線性系統單步預測控制演算法。 -
This part firstly studies the relation between spectral transmission of the optical system and the thickness of medium. then a linear search algorithm base on analysing of the shape of curve is discussed. the simulation results show that the fitting error and the computing time of the algorithm satisfy the practical measuring requirements
本論文首先討論了光譜透過率與各向異性介質厚度之間的數學關系，然後在分析曲線形態基礎上進行全值匹配，模擬表明，該演算法可以實現曲線完全擬合，擬合時間均在1秒以內，完全符合實際測量要求。 -
Because the uses of svm depends on the selection of kernel function parameter and error warning factor, mebml is used to search for the best parameters, provide a new way of combining support vector machines and mebml to classify and recognize, it solves the problem of svm ' s parameters selection, simulating on the orl face image database, the result shows improved face recognition base on support vector machine are effective
由於支持向量機的推廣性取決于核函數參數與誤差懲罰因子的選擇，為此採用思維進化演算法對其參數進行優化選擇，提出支持向量機與思維進化演算法相結合的新型演算法進行分類識別，演算法解決了支持向量機參數選取的難題，利用orl人臉庫進行模擬實驗，結果表明，基於改進的支持向量機的人臉識別技術識別效率高、方法有效。
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