簡單隨機樣本 的英文怎麼說

中文拼音 [jiǎndānsuíjīyàngběn]
簡單隨機樣本 英文
simple random sample
  • 簡 : Ⅰ形容詞（簡單） simple; simplified; brief Ⅱ動詞1 （使簡單; 簡化） simplify 2 [書面語] （選擇人才...
  • 隨 : Ⅰ動詞1 （跟; 跟隨） follow 2 （順從） comply with; adapt to 3 （任憑; 由著） let （sb do as he li...
  • 機 : machineengine
  • 樣 : Ⅰ名詞1. （形狀） appearance; shape 2. （樣品） sample; model; pattern Ⅱ量詞（表示事物的種類） kind; type
  • 本 : i 名詞1 （草木的莖或根）stem or root of plants 2 （事物的根源）foundation; origin; basis 3 （本錢...
  • 簡單 : 1 （不復雜） simple; uncomplicated; plain; simplicity 2 （平凡 多用否定式） commonplace; ordinary...
  • 隨機 : random stochasticrandom
  • 樣本 : sample book; specimen; advanced copy; sample; muster; scantling; instance; statistics
  1. It analyses the principle and methods of waveform reconstruction of the data acquisition module under double a / d parallel time - interleaved real - time sampling mode and random sampling mode. it also illustrates the flow of the monitoring software and the application of fpga technology in this design

    主要分析了雙a / d分相數字化實時采樣方式下和等效時間隨機采樣方式下採集模塊的工作原理及波形重建的方法，並簡單介紹了監控軟體流程及fpga在本設計中的應用。
  2. 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。
  3. The present methods for testing the large - scale corpus segmentation have the following faults : a. it is difficult to exactly estimating the variance of population ; b. the sampling quantity is too large to test the corpus segmentation. to solve the given problems, we put forward the testing method based on clustering, which sorts the sample of corpus into many group by clustering them

    語料庫分詞質量的評價問題是漢語語料庫的特有問題，已有的簡單隨機抽樣的方法，當語料庫規模變大時，無法精確估計分詞質量評價中語料庫樣本的總體方差，同時，為了保證檢驗的精度，傳統抽樣方法的檢驗費用太高。
  4. The following merits can gain by using the clustering method : a. the sampling quantity can be reduced by using the method to test the segmentation of the large - scale corpus ; b. the testing precision can be improved and the variance of population can be estimated more exactly

    與已有的簡單隨機抽樣方法相比，本文提出的方法在大規模語料庫分詞質量評價時，有如下優點； a通過聚類得到語料庫抽樣樣本分詞正確率的分層知識，進而在檢驗中運用分層抽樣帶來的增益減少檢驗的費用： b
  5. Based on mpt, the author analyses a fund investment principle, uses equal proportion model on random samples to make a fund - portfolio, demonstrates the rules that fund - portfolio investment risk changes along with the investment size and suggests a rational size for fund - portfolio investment

    摘要本文根據組合證券投資理論論述了基金組合投資的原理，使用隨機簡單等權模型對基金樣本進行組合，實證分析了基金組合投資的風險隨組合投資規模變化的規律，並指出了對我國基金進行組合投資的合適規模。
  6. It is shown that through the competition for the priority of using the cpr, the elaborated mechanism will motivate the agents to signal their time preferences and marginal costs in a bayesian equilibrium, which ensures that people do not over - use the cpr and rewards the agents who have more patience and / or are more cost - efficient

    通過讓最低標價的成員最先使用公共資源這樣一種簡單的配置辦法，本文提出的新機制鼓勵更有耐性的成員選擇等待而得到更高回報，相對于平均分配和隨機分配（抽簽） ，可以明顯地提高資源的配置效率。
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