數樣本 的英文怎麼說
中文拼音 [shǔyàngběn]
數樣本
英文
numerical example-
In 2001, the number of positive specimens for adenovirus was 4
二零零一年度，對腺病毒呈陽性的樣本數目為4個。No. of pig urine samples collected for testing of beta - agonists in 2001
二一年測試乙類促效劑的豬只尿液樣本數目No. of pig urine samples collected for testing of beta - agonists in 2002
二零零二年測試乙類促效劑的豬只尿液樣本數目Categorical data in its broadest sense is simply a collection of values of discrete variable obtained from a sample of individuals of objects.
范疇數據在廣義上就是一批得自於個體或對像樣本的離散變量值。An introduction to descriptive and inferential statistics, including measures of central tendency and dispersion, elementary probability, simple correlation and regression, tests of hypotheses, and nonparametric methods
統計學為?集、整理、陳示、解釋資料，並可由樣本的統計量推論母體母數，俾能在不確定情況下，做成決策的科學方法。A proportion of the samples are sent to the epds environmental microbiology laboratory where they receive same - day analyses for e. coli, faecal coliforms, and 5 - day biochemical oxygen demand. the remainder of the samples are stored in a cold room before being delivered to the government laboratory, where they are analysed according to the 39 other parameters outlined in chapter 2
部分樣本會送往署內的環境微生物學化驗室即日進行大腸桿菌糞大腸菌群和五天生化需氧量分析，其餘樣本則先存放于冷凍室，稍後送交政府化驗所，根據第二章所述進行39項其他參數的分析。The first thing an astute reader will have noticed is that my sample application went through some odd contortions to get its input data
聰明的讀者首先會注意到，我的樣本應用程序通過一些不常見的、過于復雜的方法來獲取其輸入數據。The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed
較好地解決多阻尼比反應譜擬合問題；本文方法通過一次運行就能獲得一組具有集系特性的地震動，在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢，產生的人造波或人造波集系可滿足工程抗震設計需要；在遺傳演算法中，交叉概率和變異概率是影響收斂速度的重要參數，本文採用的改進自適應交叉概率和變異概率，可以根據當前樣本的好壞程度來自動地選擇適當的交叉概率和變異概率，以保證演算法始終以較好的速度向pareto最優解集逼近。A surprising feature of the higher fungi, in the small sample available, is the number of cryptic or sibling species.
在合用的小樣本中高等真菌的一種驚奇性狀是同形種或姊妹種的數量。A, 1998, 15 : 389 - 403. 29 shen d, horace h s. discriminative wavelet shape descriptors forrecognition of 2d patterns
Curet數據庫包含有61類真實世界的平面的紋理，每一類有203個不同幾何變化和光照變化的樣本。Firstly, second harmonic component ratio and dead angles of two phase inrush ' s dispersion in three - phase transformes are acted as input variable. secondly, the method applies improved algorithm based on the original algorithm of multi - layer forward back propagation network, that is to say, adding last variational effect of weight value and bias value to this time and making use of variable learning rate. at the same time, this method also adopts dynamic form in the number of hidden floor node
首先，文中將三相變壓器兩相涌流差流的二次諧波含量比和間斷角作為網路的輸入變量；其次，利用對原有bp網路訓練演算法基礎上的改進型演算法（即在計算本次權值和閾值的變化時增加上一次權值和閾值變化的影響以及採用變學習率，與此同時隱含層神經元個數採用動態形式） ，通過樣本訓練使網路結構模型達到最優。The kanerva ' s sparse distributed memory ( sdm ) tackles the problem of training large data patterns and extendes the storage mode of existing computer. but it ' s address array produced randomly ca n ' t reveal the distribution of patterns and it has ' t the ability of function approximation for its learning rule
Kanerva的稀疏分佈存儲（ sdm ）模型解決了大維數樣本的訓練問題，推廣了現有計算機的存儲方式。但其地址矩陣的隨機預置方式不能反映樣本的分佈，並且sdm的學習方式使之不能用於函數逼近及時間序列預測問題。If it is not good enough, optimal control module based on principle component analysis and clustering search will function for optimization. this algorithm makes no request for accurate analytical model and maintains search efficiency and self - adjusting performance by an optimal parameter set derived from process data, which is proved to be effective. by practical running of dcs, a prominent tracing performance is gained and variation of parameters is limited in a small range, which enhance stability and production benefit of sintering process obviously
燒結過程是一個影響因素復雜、干擾嚴重、具有不確定性的工業過程，傳統的基於對象精確解析模型的優化策略難以奏效，因此在控制參數優化模塊中提出了一種基於主元分析和聚類搜索的優化匹配演算法，該演算法不要求對象的精確模型，其搜索效率和自校正性能依賴于從生產過程歷史數據中抽取的優化參數樣本庫，充分利用了燒結生產過程積累的生產數據所包含的信息，取得了不錯的效果。The purpose of this thesis is to use artificial neural networks ( ann ) to identify the aerodynamic parameters. first introduced in this paper is the basic theory of ann and wind engineering in bridge, then ann is presented to identify the aerodynamic derivatives of ideal thin plate. a back - propagation ( bp ) ann is established and trained for many times to contrast the influences of some factors on the prediction results
首先對人工神經網路和橋梁風工程的基本理論作了簡單的介紹，接著採用人工神經網路識別了理想薄平板的氣動導數，並分析了數據處理方式、隱層單元數、訓練次數、隨機賦值次數、樣本數量對訓練結果的影響，討論了訓練的穩定性。However, via intensive numerical computation, the author finds that actually some characteristic of this confidence intervals, for example, confidence coefficient, expectation width and coverage efficiency fluctuate intensely when the sample size varies given the parameter, or when the parameter varies given the sample size
但是我們通過精細的數值計算發現，由於總體分佈的離散性，這些置信區間的特性（置信系數、期望長度、覆蓋效率）實際表現為當參數固定隨著觀測次數（樣本值）變化或當觀測次數固定隨著參數變化而發生強烈震動。This paper uses arch model method in econometrics to set up an auto - regression model with different variance characteristic, which catches to the signal of herd behavior that can be comparatively sensitive. basing on the sample stocks of the index 180 of sse for studying sample, author conduct empirical tests on the non - linear relations between csad ( cross - sectional absolute deviation of returns ) and the market returns to judge whether the herd behavior in the stock market of china is remarkable. according to the empirical analysis, author finds, both in the up - market and down - market, certain herd behavior exist on the stock market of our country
本文運用計量經濟學中的arch模型方法，建立了一個能較為敏感的捕捉到羊群行為信號的具有異方差特性的自回歸模型，以上證180指數樣本股為研究樣本，通過檢驗個股截面收益的絕對偏差（ csad ）與市場組合收益的非線性關系，來判斷我國股市羊群行為是否顯著，通過實證分析，我們發現，無論是市場上漲階段還是下跌階段，我國股市都存在一定的羊群行為，同時，本文通過比較分析，對實證結果進行深入的剖析，對羊群行為的形成原因進行簡要的分析，並對如何控制羊群行為提出了一些政策性建議。Detection and handling of outlying observations in exponential sample
指數樣本異常值的判斷和處理Statistical interpretation of data - detection and handling of outlying observations in exponential sample
數據的統計處理和解釋指數樣本異常值的判斷和處理On sampling theorem for founctions of double variables
關於二元函數樣本定理Study limitations were exclusion of bone mineral density from the index, small sample size, and lack of alidation of the scoring system in another population
研究的不足之處是參數中排除了骨密度參數，樣本數量小並且沒有在其它人群中確認這一評分系統。分享友人