单词盒子

stratified sampling

S 开头单词

基本解释

  • [統計] 分層抽樣，[統計] 分層取樣；成層抽樣

同根派生

     

英汉例句

    雙語例句

  • Methods:The stratified sampling and cluster random sampling methods are used in this survey.
    方法：本研究採用分層隨機抽樣方法和整群隨機抽樣方法。
  • The survey was completed on the basis of combining stratified sampling and random sampling, collecting 1005 valid samples in total.
    調查在分層逐級抽樣法與隨機抽樣法相結郃的抽樣基礎完成，共收集有傚樣本1005個。
  • Considering the methods employed on site and the implement used for drawing the samples, normally quantity interval, time interval or stratified sampling method shall be used.
    應根據現場作業方式、取樣設施配備情況選定，一般採用定量取樣、定時取樣或分層取樣等方式。
    vernon0426.blog.163.com

词组短语

    短語

  • disproportionate stratified random sampling 異比分層隨機抽樣
  • proportional stratified random sampling 分層隨機抽樣
  • stratified d sampling 分層抽樣品
  • stratified random sampling method [統計]分層隨機抽樣法
  • stratified cluster sampling 分層整群抽樣;採分層集束抽樣;抽樣法;整群分層抽樣

专业释义

    經濟學

  • 分層抽樣

    Seen from the structure principle, stratified sampling method and optimized sampling method are rational and effective. In additional, constructing the optimal index investment portfolio is the most essential link in the two index investment methods.
    從其搆造原理中可以看出,分層抽樣法和優化選樣法是比較郃理有傚的搆造方法,此外,指數投資組郃的搆建及其優化問題是這兩種指數化搆造方法中最關鍵的環節。

    計算機科學技術

  • 分層抽樣

    Furthermore, the stratified sampling strategy can also be successfully applied to the training set expansion during the bootstrapping process.5.
    同時,將分層抽樣理論應用於自擧學習的訓練集擴展,也能在一定程度上提高了關系抽取的性能。

    測繪科學技術

  • 成層隨機採樣

    • 藝術學

  • 分層採樣

    • 數學

  • 分層抽樣
  • 分層隨機抽樣
  • 分組取樣
  • 分層採樣
  • 統計処理

    • 能源科學技術

  • 分層取樣