數量估演算法 的英文怎麼說
中文拼音 [shǔliánggūyǎnsuànfǎ]
數量估演算法
英文
quantity take-off methods- 數 : 數副詞(屢次) frequently; repeatedly
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 估 : 估構詞成分。
- 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...
- 數量 : quantity; quantum; amount; magnitude; number
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Residual a posteriori error estimate two - grid methods for the steady navier - stokes equation with stream function form
方程流函數形式兩重網格演算法的殘量型后驗誤差估計Based on this, through a lot of yeast, e - polylysine ferment experiments and analyzing the data, comprehend the universality rule of animalcule ferment ; advanced soft - measure model, estimate the parameter non - measurable online, including the parse model based main - regression analyze, the ann model based ann arithmetic. guide the fed - batch control and environment parameter by the optimized track. to advance the last gain, identify the fermentation phase
在此基礎上,經多次酵母發酵實驗、聚賴氨酸發酵實驗及對大量實驗數據的分析,深入了解了微生物發酵的一般性規律;建立了微生物發酵過程的軟測量模型,對不可在線測量的生物參數進行估計,包括由主元回歸分析得到的解析式模型,由神經網路演算法得到的神經網路模型。Abstract : since the multiple failures situation is not uncommon in the clinical medicine, we explore the use of proportional odds model to the multivariate interval - censored data. the approach is based on the conditional logistic regression, which prevents the complications in the existence of nuisance parameters. the estimation of parameters is obtained by the newton - raphson algorithm. the sandwith estimator for the covariance is made according to the situation where there is correlation in the score statistic. simulations are also presented to assess the accuracy of the procedure
文摘:探索比例優勢模型在臨床醫學中常見的多結局區間截斷數據中的應用.用條件的邏輯回歸方法避免討厭參數的估計,用牛頓-拉普森演算法估計回歸系數,用"夾心方差"估計量作為參數方差的估計.通過隨機模型檢驗模型應用的有效性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。Very large data bases, brighton, england, 1987, pp. 507 - 518. 26 beckmann n, kriegel h - p, schneider r, seeger b. the r - tree : an efficient and robust access method for points and rectangles. in proc
Iv在各種各樣的設置下利用合成的與真實的數據進行大量的實驗評估實驗結果表明本文提出的演算法在效率和擴展性上均大大勝過其它同類演算法。The major researches in this thesis include : applying the digital signal processing technology and theory of signal detection & estimation to estimate carrier frequency of the sensing signal that reflects the measurand ; implementing the algorithm in labview, a virtual instrument development platform
本文的主要研究內容是:運用數字信號處理技術和信號檢測、估計的基本原理從無源、無線saw諧振器型傳感器的傳感輸出信號中提取出反映被測量的信號主頻,並在虛擬儀器軟體開發平臺labview上實現了測量演算法。This article canvass the status quo of the archive ' s automatization administration and the develop status of data mining, and discusses how to combine the data mining technology with the archive work from data cleaning means, data mining arithmetic, and data storage etc. and this article put forword a data mining syst em design idea. this article ' s structure is : first, in allusion to the archive data status quo, the pretreatment work of archive data that include data quality evaluation, data cleaning and data commut - ation process is bringed forword ; second, in the process of realizating data mining, the article discusses conception description, association rule, class three familiar means of applicating data mining, also put inforword the concrete arithmetic and the program design chart, and discusses the range and the foreground of all kinds of arithmetic when they are applicated in the archive ; third, the base of so you say, this article also discusses the importance of the archice applicate data storage and the means of realizing it ; last, the article discusses seval important problem of realizing an archive data mining system from data, diversity, arithmetic multiformity, mining result variety and the data pretreatment visibility, mining object descriptive visibility, mining process visibility, mining result visibil ity, user demand description and problem defining etc aspect. the article ' s core is how to import data mining technology in the archive work
本文評述了檔案自動化管理現狀和數據挖掘技術的發展狀況,從數據清洗方法、數據挖掘演算法、數據倉庫的建立等方面論述了如何將數據挖掘技術與檔案工作相結合的具體思路,並提出了一個數據挖掘系統的設計思想。文章首先,針對檔案數據的現狀,提出了應對檔案數據進行預處理工作,包括數據質量評估、數據清理、數據變換和歸約等過程;其次,在具體實現數據挖掘過程中,本文結合檔案數據的特點探討了概念描述、關聯規則、分類等三種常見挖掘形式的實現方法,提出了具體的實現演算法和程序設計框圖,並論述了各種演算法在檔案工作中的應用范圍及前景;第三,在上述基礎上,又論述數據倉庫在檔案數據挖掘中的重要性並提出了實現一個檔案數據倉庫的方法;最後,從處理數據的多樣性、演算法的多樣性、挖掘結果的多樣性、數據預處理可視化、挖掘對象描述的可視化、挖掘過程可視化、結果顯示可視化、用戶需求的描述及問題定義等幾方面討論了實現一個檔案數據挖掘系統的幾個重點問題。全文以探討如何將數據挖掘技術引入到具體的檔案工作實踐中為核心。This interpolation module uses the popular and advanced nurbs interpolation technology. the procedures of math processing for nurbs, preprocessing for interpolation and real - time interpolating running on dsp are presented in this article. the interpolating procedure uses an advanced self - adjusting interpolation method, which can automatically adjust the length of interpolation according to machining speed, acceleration and the tolerance of bow height
插補模塊則採用了當今最流行最先進的nurbs插補技術,設計了nurbs數學處理程序,插補預處理程序,運行於dsp的實時插補程序,該插補軟體採用了先進的自適應插補方法,可以根據加工的速度,加速度,弓高誤差的要求自適應調整插補步長,同時採用了對插補點的預估演算法,免去以往加工方法中求導的運算,大大降低了運算量,提高了加工速度。Based on the correct evaluation of the means and covariance of the measurement error in cartesian coordinate system, the algorithm processes the radar measurements sequentially, and the linearization of measurement equation is no longer neccessary
作者推導了有測速數據時的去偏轉換卡爾曼濾波演算法。此演算法估計精度和計算效率比以前的方法有較大改善,對測量方程不做近似處理。A bayes method and a classic method have also been put forward in this paper, which are used to estimate the reliability characteristic parameter in case of the zero fail data
本文還將提出採用分級bayes方法對電器無失效數據進行可靠性特徵量的點估計。為尋求無失效數據的區間估計演算法,本文給出一種構造置信下限的經典方法。A novel motion estimation algorithm which is based on compensability analysis of the input video signal is proposed. the motion estimation operation is performed only on the compensable blocks in the image frame. the time of estimation computation and the bits for coding the motion vectors are all reduced significantly than those of conventional algorithms
本文介紹了一種新穎的運動矢量估計演算法,我們首先對待編碼的圖像進行可補償性分析,然後運動矢量搜索只對可補償塊操作,因此無論是搜索次數還是用於對運動矢量編碼的比特數均明顯少於傳統演算法Algorithms of insar data processing are also key factors, which related directly to the quality of dem and differential interferometric products, so it is necessary to develop advanced data processing algorithms and evaluate the accuracy of sar interferometry
數據處理演算法的優劣,直接影響到所提取的dem及差分干涉測量產品的質量。因此,發展更為完善的數據處理演算法及對干涉測量的誤差進行評估,是目前干涉測量研究的必需,也是干涉sar遙感創新研究的需要。Tricepstrum equalization algorithm ( btea ) and super - exponential ( se ) algorithm based on block data estimation is studied, and these algorithms use hos explicitly. their performance, such as estimation variance and bias, is analyzed. a kind of sparse cross cumulant and sparse equalizer is proposed to simplify the se algorithm, and the simulating results show efficient reduction in complication
?研究了幾種直接使用高階統計量的演算法,包括基於數據段估計的倒三譜演算法和超指數演算法,分析了演算法的估計方差和偏差等性能;由於超指數演算法計算量較大,不利於實時均衡,利用水聲通道的稀疏性,提出了一種基於稀疏互四階累積量和稀疏權的演算法,有效降低了超指數演算法的計算量。Firstly, the mathematical method, wavelet transform of random error processing and kalman filtering algorithm of system error estimation, is designated ; the process of development of wavelet transform and its present research is recommended ; and, the definition and development situation of real - time data processing and post - flight data processing of trajectory measurement data is summarized briefly
首先指出了應用的數學方法,即處理隨機誤差的小波變換方法和估計系統誤差的kalman濾波演算法;介紹了小波變換方法的發展過程和國內外的研究現狀;綜述了彈道測量數據的實時數據處理和事後數據處理的概念和發展狀況。The sampling period of the fusion center is defined as the lease common multiple of multi - sensors measurement period, so the same number of the local state estimation is transmitted to the fusion center every sampling period and the computation burden of the tracking filter is alleviated
該演算法將融合中心的采樣周期設定為感測器測量周期的最小公倍數,使得傳輸到融合中心的局部狀態估計在每個周期內具有相同的數目,減少了跟蹤濾波的計算量。It has been proved by theories studies and simulation experiments that polarimetric sar interferometry makes it possible to improve the measurement precision of the under - vegetation terrain and to estimate the height of vegetation targets, and that the performance of the new improved algorithm is better than that of the conventional algorithm
通過理論研究和模擬實驗可見,應用極化sar干涉技術測量地形參數能提高測量的精度,並為測量植被覆蓋下的地表地形和估計植被高度提供了可能。本文提出的改進演算法比原有的演算法具有更高的測量精度。In this paper, real time torpedo homing system. which is based on adsp ? 2106x to be discussed. high speed signal parallel processor system is researched, it is made up of intel 80c186eb processor main board and adsp _ 2106x. it can be come true using this system for the accuracy parameter estimation of underwater target which moves on high velocity
本課題是以高速并行數字信號處理晶元adsp ? 2106x為核心,以intel80c186eb微處理器構成的cpu模塊為主控板,構成完整的高速并行數字信號處理機硬體系統,該硬體系統可以成功地實現現代魚雷自導的水下高速運動目標參量實時精估演算法。But now, mpeg2 ' s compressing and decompressing algorithms and mechanism is inviable to mapc - ca ' s architecture, the hardware can not efficiently work. aim at these mostly questions of mpeg2 ' s real - time handling, mpeg2 ' s video coding and decoding system based on map - ca have been implemented. mpeg2 ' s key algorithms have been improved
針對mpeg2實時處理中面臨的主要問題,課題基於mapca實現了mpeg2實時編碼解碼系統;改進了mpeg2關鍵演算法,提出了新的實現方法,如量化反量化演算法, dct變換idct變換演算法,運動估計演算法等;利用datastreamerdma控制器進行數據傳輸,最大限度地減少數據等待時間。In order to assess the performance of the proposed methods, we propose three types of image measures to quantify the performance compared to some other methods. the first type evaluates the fidelity of the reconstructed image by computing the peak signal - to - noise ratio and euclidean distance in cielab color space between the original and reconstructed image in smooth and edge regions respectively. the second type accounts for a major artifact ? zipper effect
為了評估演算法質量,本文採用了三類評估手段:一是分別計算原始圖像與重構圖像在平滑區域與邊界區域的峰值信噪比與cielab顏色空間的歐氏距離來分析重構圖像的保真度;二是利用數學手段對重構圖像的一類主要失真現象? ? zipper效應進行定量評估;三是對硬體實現的成本與實際可行性進行了分析。Therefore it is important to evaluate health condition of electric equipments correctly based on expert system technology, fuzzy mathematics and the large quantity of research of data for practical equipments, this paper proposes new method to evaluate the health condition for electric equipments, in which, the preventive test results, present monitor results and previous running conditions are utilized. at the same time, several examples for some main equipments are applied in this paper to show the effectiveness and applicability of the system
本文通過對大量現場試驗數據的匯總、分析,將專家知識、模糊評判相結合,針對電力設備的預防性試驗數據、絕緣在線監測和歷史運行狀況等諸多因素,提出電力設備健康狀態評估演算法;結合工作實際,完成了整個系統功能體系的概要設計,使研製完成的系統在開放性、實驗結果可視化等方面能較好的滿足工程需要。分享友人