方差標準 的英文怎麼說
中文拼音 [fāngchābiāozhǔn]
方差標準
英文
variance criterion- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 差 : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
- 標 : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
- 準 : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
- 方差 : dispersion
- 標準 : (衡量事物的準則; 榜樣; 規范) standard; criterion; benchmark; pip; rule; ètalon (衡器); merits
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Due to the image exists the instances of spin and distortion, in order adopting part small template proceed matching in order to reduce thereof impacts by as possible, besides small template matching may decrease calculation quantity, and it is propitious to real time of matching. looking into be on the impact of illumination, chromatism, under cloak circumstance template size and quantity select versus matching rate. matching primitive chooses gray, gray information measure large and most easy to obtain, but it is rather effected by illumination condition and chromatism, maximum matching rate restricted to 70 %
瓷磚缺陷檢測採用待測圖像與標準圖像作差法,作差法對匹配精度要求較高,因此在匹配誤差存在的點進一步做了亞像素級的匹配;導彈目標識別,採用背景匹配的方法,統計背景移動距離指導目標的識別;叢林中移動目標識別,採用作差法找到目標區和背景區,分別採用不同的模板和閾值匹配,統計目標區匹配結果。The paper discusses differential marketing strategy from 4p theory, protesting that the corporation uses different product, brand, price, promotion policy, promotion method and marketing distribution to satisfy culturist, emphasizing relation marketing, avoiding the conflict of distribution and advancing customer value. the terminal of the paper is to explain the shortage of the paper and demonstrate the research direction for the future
差異化營銷策略從產品、定價、渠道和促銷等方面展開論述,主張公司用不同的產品品種、產品品牌、定價標準、促銷政策、促銷方式和銷售渠道等服務于細分市場,滿足養殖戶的不同購買偏好,並始終強調關系營銷導向,謀求與養殖戶和經銷商建立長期關系,減少渠道沖突,提升顧客價值。There exists a social and cultural disconnect between journalists and their readers, which helps explain why the “ stan - dard templates ” of the newsroom seem alien to many readers
新聞記者和讀者之間存在著社會和文化方面的脫節,這就是為什麼新聞編輯室的「標準模式」似乎與許多讀者的意趣相差甚遠。The positive square root of the variance is called the standard deviation.
方差的正的平方根叫做標準差。And then, some common methods of gdm, such as the ahp method, the weighted geometric mean method ( wgmm ), the borda - kendall method, the minimum variance ( mv ) method, the clustering analytic method, the cook - seiford distance measure, cb measure, the maximum and the minimum expected values, the concordance and discordance indices, etc., are used to discuss some consensus problems of gdm, including the consistency of the complex judgment matrix in ahp, the consensus methods of the aggregation of individual preferences ; the aggregation of analytic hierarchy process methods based on similarities in decision makers " preferences, a consensus measure on multiple criteria group decision making
接著本文採用了群體決策中常用的一些方法(如: ahp法,加權幾何平均法, borda - kendall方法,最小方差法,聚類分析法, cook - seiford距離測度法, c _ b測度法,最大最小期望值法,一致性非一致性指標法等)對群體決策中的幾個一致性問題進行了研究,這些問題包括: ahp中復合判斷矩陣的一致性,個體偏好序集結的一致化方法,基於決策者偏好相似性的層次分析模型的集結中的一致性問題和多準則群體決策的一致性測度。On the basis of the ratio of different age in statistical yearbook, author creates a method of the financing of social security for fictitious person, in order to avoid accuracy being disturbed by the difference among particular farmers
本文以人口統計年鑒中不同年齡段人口所佔比例為基數,創建了虛擬合理標準人的測算方法,規避被征地農民群體個體之間存在的差異對準確推算保障所需資金的干擾。In the retrofocus project, a retrofocus structure with two elements is used in the object lens to enlarge fov and back working distance, in the head of which the negative meniscus have the effect of balancing aberration and deviating rays like a prism. and a standard hyperhemisphere immersion lens with high refractive index is put behind the object lens to satisfy the receiving of a detector with smaller photosensitive
反遠距設計方案中物鏡採用二片式反遠距結構,增大了視場和后工作距離,彎月型負透鏡在前,具有平衡像差和棱鏡的偏向作用;物鏡後放置高折射率標準超半球型浸沒透鏡,滿足小光敏面探測器接收。Standard practice for calculation of color tolerances and color differences from instrumentally measured color coordinates
用儀器測定顏色一致性的方法計算色偏差和色公差的標準規范Rsds of the analytical results, which were separately obtained by the analysis of the same sample ( n = 9 ) using iodometry and photometry, were 2. 8 % and 0. 54 % respectively
用兩方法對同一試樣測定了9次,所得結果的相對標準偏差依次為2 . 8 %和0 . 54 % 。Seventeen important morphological characters were analysed to identify and evaluate genetic diversity of morphology of the lespedeza populations. fourteen vital morphological characters were studied using basic statistics, correlation analysis, factor analysis and cluster analysis. zymograms were analysed using eighteen alleles of seven allozymes
對14個關健形態學性狀指標的平均值、方差、標準差、變異系數等基本統計分析表明,胡枝子屬植物不同種間以及種內居群間在這14個重要形態學性狀上的遺傳差異較大,變異系數達28 . 89 122 . 36 (全生育天數除外,變異系數為4 . 72 ) 。Experiment results show : ? he theory and method of information content could play an important role in the case study on the accuracy and application of dem. ( 2 ) in the loess plateau area, there are much difference between 5m resolution dems of 1 : 10000 map scale and 25m resolution dems of 1 : 50000 map scale while gathering terrain characteristic information, and yet the spatial structure of dem error have discipline and measurability on statistics. ( ? the results could offer fundamentals and methods to people on their work to research the terrain information content of dems with different scale level
研究結果顯示: 1 、地形信息容量的理論與方法對于dem精度與應用適宜性的研究具有重要的作用; 2 、在黃土丘陵溝壑區,同1 : 1萬比例尺5米解析度的dem相比, 1 : 5萬比例尺25米解析度dem在提取地形特徵方面具有較大的差異,但誤差的量值與空間分佈具有統計上的規律性與可估算性; 3 、以上研究結果可望為其它各級比例尺dem地形信息容量的研究提供新的理論基礎與技術方法,也可為有關規范、標準的制定提供依據。The most important criteria that used to check the calibrated model are root mean square error ( rms ), the mean absolute error normalized rms error, and mass balance
模型參數使用試錯法識別,識別過程中最重要的指標是均方差、平均絕對誤差、標準均方差和水均衡。According to the geometry of slope measurements for the subjective wavefront optometer, a wavefont reconstruction model using zernike polynomial with normalization factor is put forward. based on householder transformation and gram - schmidt orthogonalization method, two methods for working out unknown zernike coefficients are bring forward. the error propagation parameter for the wavefront reconstruction model is deduced
深入研究了帶標準化因子的zernike多項式的性質;針對主觀式像差儀波前斜率采樣方案,提出了採用帶標準化因子的zernike多項式對眼測試波前進行重建的數學模型;提出了兩種求解方法,即基於householder變換求解法和基於gram - schmidt正交化求解法,用於確定重建模型中的未知模式系數;推導出了該波前重建模型對斜率測量誤差的傳遞系數。A framework for dialectal chinese speech recognition is proposed and studied, in which a relatively small dialectal chinese or in other words chinese influenced by the native dialect speech corpus and dialect - related knowledge are adopted to transform a standard chinese or putonghua, abbreviated as pth speech recognizer into a dialectal chinese speech recognizer
但在實際中,多數人所說的普通話因受其方言背景的影響而不十分標準,這大大影響了語音識別的性能。一種解決方案是,對每種方言都收集足夠多的語音數據然後構造相應的識別器,但由於漢語方言種類多且差異大,時間和成本都是很高的。Aiming at the calibration of traffic radar, this paper analyzed shortcomings of conventional calibration method which be used in radar speed gun calibration regulations ( jjg528 - 2004 ) and put forward two new methods to verify it and developed speed standard instrument
摘要針對公路交通中雷達測速儀的檢定問題,分析了《雷達測速儀檢定規程》 ( jjg528 - 2004 )中規定的檢定方法的不足之處,提出了兩種新的雷達測速儀檢定方案測試數據記錄比對法和測試數據實時比對法,並研製了相應的速度標準裝置(測速誤差0 . 5 % ) 。Specially, based on risk - metric and factor variables, the author discusses multi - factor asset pricing model. in theoretical analysis, the author attempts to release the assumption of index ' s random walk, proves a portfolio selection model suitable for the linear index level moreover, based on assets un - exchangeable, the author brings forward asset pricing models for b - shares, h - shares and non - circulated - shares. the author also brings forward multi - factor asset pricing model based on risk - metric indices, such as coefficient of beta, standard variance, standard semi - variance, average absolute deviation, value at risk, and factor variables, such as circulated market equity, exchange ratio, short - term historical return
在理論分析時,作者嘗試放鬆指數水平滿足隨機遊走過程的假設,推導出指數水平呈線性趨勢的資產組合選擇模型;此外,作者基於資產不可交易這一假設,提出了b股、 h股和非流通股等情形的資產定價模型,並基於系數、標準差、標準半方差、平均絕對離差和風險價值等風險度量指標以及流通市值、換手率、短期歷史收益率等因素變量提出了四因素資產定價模型。Parametric active contour model to deal with automatic segmentation of weak edge medical image. based upon analyzing balloon force model, a minimum variation snake model is proposed and successfully applied to segmentation of weak edge medical image. in the model, variable force incorporating the information of foreground and background regions replaces constant force in the balloon snake model
高斯力和氣球力等傳統的參數活動輪廓模型難以處理弱邊界醫學圖像自動分割問題,在氣球力snake模型基礎上,提出最小方差snake模型,該模型將氣球力snake模型中的恆定氣球力修改為包含區域信息的變力,以目標和背景兩區域具有最小方差為準則,引導輪廓曲線運動。The base of ehtv calculation is analyzing the dynamic heat transfer to equivalent temperature difference solar factor of windows, for the shading of windows it used external shading multiplier
Ehtv簡化計算的基礎是將這些動態熱作用分解為等效溫差、標準窗太陽輻射得熱等參數,而且系統地提出外遮陽系數,簡化了建築遮陽對外窗太陽輻射得熱的計算方法。The apsp produced abroad is made by numerical controlled machine tool, which has noise level of 71db ( a ), the apsp produced in our country is made in the method of exploratory which has noise level of 73db ( a ) and 75db ( a ). in order to analyze the influence of stator curve to noise, the author used tri - coordinate measuring instrument to measured exactly the inside surface of stator and got the straddling point coordinate, and made curve fitting by using matlab as language and studied the fitting effect and then worked out the equation of stator transition curve in return seeking, then comparied this method with the standard style and made the conclusion : the equation of atator transiting curve of apsp made by numerical controlled machine tool is close to theorical 5 power curve standard style, but compared with it, the stator transiting curve of apsp produced in exploratory has a major error. combining the testing results of noise, one can know that the qualily of stator transition curve play an importance to t he noise of the pump
國外生產的汽車動力轉向泵是用數控機床加工的,其噪聲值為71db ( a ) ,國內生產的汽車動力轉向泵是用靠模方法加工的,其噪聲值分別為73db ( a )和75db ( a ) ,為了分析定子曲線對泵的噪聲的影響,本人用三坐標測量儀對定子內表面進行精密測量,獲得定子內表面的離散點坐標,以matlab語言為工具對離散點進行曲線擬合,觀察擬合效果,然後,用回歸方法求出了定子過渡曲線的方程,並把該方程與理論方程標準型進行了比較,得出如下結論:用數控機床生產的汽車動力轉向泵的定子過渡曲線方程非常接近理論5次曲線標準型,而用靠模方法加工的汽車動力轉向泵的定子過渡曲線與理論5次曲線標準型相比較,則存在著較大的誤差,結合噪聲測試結果可知,定子過渡曲線的優劣,對泵的噪聲大小有著重要的影響。Testing the standard error of horizontal direction with a equi - spaced scale and processing the tested data with the method of relitive adjustment, we obtain that the testing error of leveling angle is less than one third of the error of leveling angle, which testifies the validity and feasibility of the method
摘要針對全站儀精度,採用等間隔標尺檢測的方法測定水平方向標準差,用相關參數平差的方法對檢測數據進行處理,求取全站儀水平測角精度,得到水平角測定誤差小於水平角誤差的三分之一,實驗證明該方法的正確性和可行性。分享友人