重復抽樣 的英文怎麼說

中文拼音 [zhòngfùchōuyàng]
重復抽樣 英文
duplicate sampling
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 復 : Ⅰ形容詞1 （重復） repeated; double; duplicate 2 （繁復） complex; compound Ⅱ動詞1 （轉過去或轉過...
  • 抽 : 動詞1 （把夾在中間的東西拉出; 提取） take out （from in between） 2 （從全部里取出一部分; 騰出） ...
  • 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
  • 重復 : 1 repeat; duplicate; reduplicate; iterate 2 repetition; reiteration; gemination; rerun; duplicati...
  • 抽樣 : [統計] sample; sampling; specimen; samples draw
  1. Two block time - recursive algorithms are developed for the efficient and fast computation of the 1 - d rdgt coefficients and for the fast reconstruction of the original signal from the coefficients in both the critical sampling case and the oversampling case. the two algorithms are implemented respectively by a unified parallel lattice structure. and the computational complexity analysis and comparison show that the proposed algorithms provide a more efficient and faster method for the computation of the discrete gabor transforms

    首先論證了一維rdgt系數求解演算法和由變換系數重建原信號演算法，不論是在臨界抽樣條件下還是在過抽樣條件下，都同樣具有塊時間遞歸特性，並提出了相應的塊時間遞歸演算法及其并行格型結構實現方法，計算機模擬驗證了并行格型結構實現的可行性，計算復雜性分析與比較也說明了rdgt塊時間遞歸演算法的并行格型結構在計算時間方面所具有的高速和高效性能。
  2. In this paper, taking one of the special processes - chromic acids anodizing for example, such administration methods as the key points control and the quality performance administration system for surface treatment process have been setup by process analysis and key points seeking. as for the complicacy of the quality control on metallurgical special processes and the huge statistic data, the quality information system of surface treatment have been established on the bases of computer database. this paper brings out the systematic evaluation way to setup reception test items by taking the reception test results as evaluation basis and sampling statistics as rules

    本文以鉻酸陽極氧化表面處理工藝為研究對象，通過工藝技術分析、尋找關鍵特性、建立對關鍵特性的控制等工作，研究建立了表面處理工藝動態質量管理系統；針對冶金特種工藝質量控制的復雜性及統計數據量大等特點，建立了以計算機數據庫管理為基礎的表面處理信息及處理系統；為解決冶金特種工藝原材料入廠復驗任務重的困難，建立了以原材料入廠復驗的試驗結果為評價基礎，以抽樣統計方法為依據的原材料入廠復驗項目優選系統等。
  3. By taking repetitive observations in this paper, parametric estimators are obtained respectively in a simple structural ev linear model and a linear structural ev model with vector explanatory variables

    本文利用重復抽樣的方法，分別給出了簡單線性結構型ev模型和一般線性結構型ev模型中的參數估計，並討論了估計的強相合性與漸近正態性。
  4. And it investigates the appearance condition ( including joint, crack, eroding, corrosion, braking pole device rupture, crane - girder ' s gnawing railway and so on ) of the whole crane - girder system on the spot, at the same time, it also actually examines the stress of the beam, chemical ingredient, distortion and railway excursion, etc. through sampling, and based on the actually examined results, it checks and calculates the carrying capacity of crane - girder system. then, based on the investigating on the spot and the calculated result, it discusses the mechanism of fatigue failure of the upper part of welded steel crane - girder, analyses the reason of steel crane - girder in the high - frequency emerging the fatigue crack, institutes the strengthened method of damaged steel crane - girder of accurate packing up workshop of the primary mill plant. finally, it presents some advice and suggestions for the repairing and strengthening method of fatigue crack of upper part of steel crane - girder in the high - frequency

    針對包鋼初軋廠精整車間鋼吊車樑上部區域出現裂縫這一問題，本文首先綜述了國內外關于焊接鋼吊車樑上部區域疲勞裂縫的研究現狀；其次對整個吊車梁系統的外觀情況（包括連接、裂縫、腐蝕、銹蝕、制動桿件斷裂、吊車啃軌等）進行了現場調查，抽樣實測了梁的應力、化學成分、變形及軌道偏移等，根據實測結果，對吊車梁系統的承載能力進行了驗算；然後，根據現場調查及計算結果，探討了焊接鋼吊車樑上部區域疲勞破壞的機理，分析了重級工作制鋼吊車梁出現疲勞裂縫的原因，制定了初軋廠精整車間破損鋼吊車梁的加固方案；最後就重級工作制鋼吊車樑上部區域出現疲勞裂縫的修復與加固方案提出了一些意見和建議。
  5. Simple sampling without replacement

    簡單不重復抽樣
  6. By means of the law of large number, repeated sampling method and nonlinear regression method, the direct component models are built up for bronze inscription system, seal script system, official script system and song dynasty regular script system

    藉助于大數定律、重復抽樣方法和非線性回歸方法，分別建立了金文、小篆、漢隸和宋楷幾個具有代表性的、不同時代的漢字系統直接構件關系模型。
  7. The results show that cold methanol extraction method has the best reproducibility ; highest signal intensities and can simultaneously detect more than 20 intracellular metabolites

    結果顯示，冰甲醇抽提的樣品在電噴霧質譜實驗中表現出良好的重復性和最高的峰強度，並能夠同時檢測到超過20種不同的胞內代謝物。
  8. 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。
  9. A type of longitudinal survey design in which results from repeated independent samplings are compared over time

    一種縱向調查.對重復獨立抽樣的結果進行比較
  10. The sampling is attained by making use of percentiles of distribution function and pseudo - random order, also is applicable to multi - dimensional interval integrals and sampling random variables

    該方法是由抽樣分佈的分位點和偽隨機序復合構成的，適用於固定區域上多重積分的計算及隨機變量的抽樣。
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