樣本可信度 的英文怎麼說

中文拼音 [yàngběnkěxìndù]
樣本可信度 英文
sampling reliability
  • 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...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 樣本 : sample book; specimen; advanced copy; sample; muster; scantling; instance; statistics
  1. Multi - classifier combination improves the recognition rate with complementarities among theses classifiers. in the traditionary combination methods the role of each classifier in combination is fixed. but in practical application different test samples " recognition reliability is different

    傳統的組合方法里，各分類器在組合中所承擔的角色是固定的，而實際應用中，對于不同的測試樣本，每個分類器判斷結果的可信度是不同的。
  2. One - sided reliability confidence lower limit normal distribution complete sample

    正態分佈完全樣本可靠度單側置信下限
  3. The sampling rate of the system can reach 3704 sps, and the crank angle is 1. 94 degree per sampling point corresponding to the crank speed of 1200r / min. in the mean time, the position signal of the piston could be collected by photo - electricity switch

    本研究首先設計和實現了摩擦力採集電子電路系統，裝置最大采樣率可達到3704sps ，在曲軸轉速為1200r / min時，對應曲柄轉角1 . 94度采樣點，並且可以採集用來確定活塞位置的光電開關的信號。
  4. According to the dominant characteristics of test analysis and assessment in small sample circumstance, the bayesian method in small sample statistical inference and fusion theory is adopted as an important and suitable approach. the main research work includes bayesian multi - information fusion using credibility and data fusion of different environments in this dissertation

    本論文針對當前小子樣試驗分析與評估的特點，以bayes方法為小子樣統計推斷與融合理論的研究主線，重點研究了基於可信度的bayes多源信息融合方法以及不同環境下試驗數據的融合方法。
  5. In this text, we first do some research on the genetic algorithm about clustering, discuss about the way of coding and the construction of fitness function, analyze the influence that different genetic manipulation do to the effect of cluster algorithm. then analyze and research on the way that select the initial value in the k - means algorithm, we propose a mix clustering algorithm to improve the k - means algorithm by using genetic algorithm. first we use k - learning genetic algorithm to identify the number of the clusters, then use the clustering result of the genetic clustering algorithm as the initial cluster center of k - means clustering. these two steps are finished based on small database which equably sampling from the whole database, now we have known the number of the clusters and initial cluster center, finally we use k - means algorithm to finish the clustering on the whole database. because genetic algorithm search for the best solution by simulating the process of evolution, the most distinct trait of the algorithm is connotative parallelism and the ability to take advantage of the global information, so the algorithm take on strong steadiness, avoid getting into the local

    本文首先對聚類分析的遺傳演算法進行了研究，討論了聚類問題的編碼方式和適應度函數的構造方案與計算方法，分析了不同遺傳操作對聚類演算法的性能和聚類效果的影響意義。然後對k - means演算法中初值的選取方法進行了分析和研究，提出了一種基於遺傳演算法的k - means聚類改進（混合聚類演算法） ，在基於均勻采樣的小樣本集上用k值學習遺傳演算法確定聚類數k ，用遺傳聚類演算法的聚類結果作為k - means聚類的初始聚類中心，最後在已知初始聚類數和初始聚類中心的情況下用k - means演算法對完整數據集進行聚類。由於遺傳演算法是一種通過模擬自然進化過程搜索最優解的方法，其顯著特點是隱含并行性和對全局信息的有效利用的能力，所以新的改進演算法具有較強的穩健性，可避免陷入局部最優，大大提高聚類效果。
  6. Applying the basic theories of spatial data mining and geomorphology, taking the loess plateau of north shaanxi province, china as the research area, this dissertation explored the theories and systematic structures of geomorphologic data mining and acknowledge discovery from dems, ascertained the systematic structures of topographic factors and synthetic topographic acknowledge, as well as systemically summarized mining algorithms from dems. the author pa id more attention also to analyze the principle and algorithm of flow length, curvature, relief, the earth ' s surface incision and gully density. in this research, the elementary constitutes and mining algorithms of regional character acknowledge in the loess plateau were probed

    本研究在廣泛總結前人研究成果與研究經驗的基礎上，利用空間數據挖掘和地形地貌學的基本理論，以陜北黃土高原多地貌類型區為實驗樣區，以1 10000比例尺dem為樣本數據，探討了dem中地形地貌數據挖掘與知識發現的理論方法和體系結構；確定了宏觀和微觀地形因子、地形綜合特徵知識的體系結構；系統總結了dem基本地形因子的提取演算法，並重點對坡長、曲率、地形的起伏度、切割深度和溝壑密度因子提取的原理與演算法作了深入的分析；提出了黃土高原地區區域特徵知識的基本構成及其系統完整、科學可行的挖掘提取演算法；擴充了arcviewgis軟體平臺中dem空間分析的基本功能；實現了以delphi7 . 0為平臺的地形信息輔助挖掘系統的設計與開發；完成了對黃土高原多地貌類型區（樣區）地形信息空間分異特徵的分析。
  7. It is a reliable instrument for the measurement of the coherent structure in turbulence. an improved 2 - d ptv was developed based on previous research experiences, which can be used to measure the trajectories of particles motion. for the experimental study on the particle motion in the dilute solid - liquid two - phase flow, especially for the motion characteristics and dynamic characteristics of coarse particles in water, this kind of system was proved to have great advantages

    利用該系統可獲取大量的統計樣本並進行計算機快速分析，為明槽紊流相干結構的試驗研究提供了一種嶄新的測量手段；在前人工作的基礎上，開發了一種能夠測量水流中顆粒運動軌跡的ptv系統，該系統具有可靠的精度，能同步測量全剖面的顆粒瞬時運動信息，為顆粒運動特性及動力學特性的試驗研究提供了強有力的手段。
  8. Specifically, according to the w - w five parameters failure theory, the fracture criterion of crack is established, and the state of crack ( open or close ) is judged by the values of the crack strain. combining the two points, the predict - model about the failure of concrete material is established. this predict - model can predict 16 failure forms, and basing the different failure form predicted after crack, the stress - strain relationship matrix of concrete material is adjusted

    具體來講，根據w - w的五參數混凝土破壞理論，建立混凝土的開裂準則，根據開裂應變值來判斷裂縫是張開還是閉合，從而在兩者基礎上建立了裂縫的開裂預測模式，總共有16種開裂模式；裂后根據具體的開裂模式及殘余抗剪能力來調整混凝土的本構關系矩陣，即用等效剛度代替原有剛度，考慮到垂直於裂縫方向的剛度為零，這樣會使裂后的總剛出現病態，為此文中通過引用鬆弛系數來對出現裂縫的單元進行預處理，一方面可解決因過大的舍入誤差導致計算結果的不可信問題，另一方面就是可加速收斂。
  9. The purpose of this paper is to make full use of multi - source prior information about military weapon to verify index of reliability and maintainability with small sample size of locale test and non - descending of index verification results

    其目的是在現場試驗為小樣本的情況下，充分利用武器裝備的多源驗前信息，在不降低指標驗證結果可信度的前提下，對可靠性與維修性（ r & m ）指標進行驗證。
  10. Based on the theory of measurement and statistical estimate, this paper furnish three kinds of estimate algorithms : median estimate ( me ), 3 a confidence distance estimate ( 3 a cde ) and confidence distance estimate based on bayes ( cdebb ). the monte carlo digital simulations are applied on the me, 3 a cde and cdebb with the random normal samples & outlier samples

    論文運用測度論和估計理論，探索了可應用於引信決策的中位數估計、 「 3 」置信距離估計和基於bayes的置信距離估計三種穩健估計演算法，並結合構造的隨機正常值樣本、隨機異常值樣本，用蒙特卡羅法分別對該三種演算法進行了數字模擬驗證。
  11. Determining the sample size is crucial for a survey sampling design, for which traditional approaches have to seek some information on population variance or survey costs, however, which may result in either sample size too small and real precision undre desired level, or sample size too large and waste of survey costs

    摘要樣本量的確定是抽樣設計中的關鍵問題，傳統方法利用總體方差和調查費用的有關信息來確定樣本量可能產生兩種結果，一種是樣本量過低，無法保證希望的估計精度要求；一種是樣本量過高，導致調查經費的浪費。
  12. As in nature, the network function is determined largely by connections ( weights ) between elements, so that a particular input leads to a specific target output. the cores of backpropagation neural network are the capacity of parallel computing, distribute saving, self - studying, fault - tolerant and nonlinear function approximating. input vectors and the corresponding target vectors are used to train a network until it can approximate a function, associate input vectors with specific output vectors, or classify input vectors in an appropriate way as defined by you

    人工神經網路是一類模擬人類神經系統的結構，他揭示數據樣本中蘊含的非線性關系，大量處理單元組成非線性自適應動態系統，具有良好的自適應性、自組織及很強的學習、聯想、容錯和抗干擾能力，在不同程度和層次上可模仿大腦的信息處理機理，可靈活方便的對多成因的復雜未知系數進行建模。
  13. Successful safety leaders advocate a few basic principles ? such as ensure goals are shared and clear ; set the example ; create trust by trusting people ; view mistakes as learning opportunities rather than fix blame ? to establish credibility and gain support for safety initiatives

    一個成功的安全領導具備一些基本原則-如此可以確定目標被分享；樹立榜樣創造信任，對于建立可信度和獲得可信度的安全主動性它的的看法不同來做為學習的機會，而不是固定的過失。
  14. In the paper, the relationships are introduced between gases category, and content dissolved in transformer oil and the destroy degree and fault style. the author have a deep research on the method of grey clustering, and classify together about consanguineous samples when giving attention to the sample characteristics " complexity and illegibility, so the system can realize expectant aims on the bases of lesser information. the analysis of instances testifies that the implement of theory of grey clustering on fault diagnosis in transformer is effective and the calculation is convenient

    針對目前電力變壓器故障診斷方法的現狀，特別是對結構復雜的大型電力變壓器等電氣設備的故障診斷，首要的問題是如何根據反映變壓器故障特徵量指標來正確判斷待診設備是哪一類故障，作者對灰色聚類方法原理進行詳細分析，在兼顧樣品特徵的復雜性和模糊性的基礎上，依據樣本一定的特徵因素，使兩樣本間關系比較密切、相似程度比較大的同屬一類，把一個不甚明確的整體信息不足的灰色系統盡可能地淡化、白化、量化、優化和模型化，以便能依據較少信息實現預期的目的。
  15. On practical occasions, censored test is used, small scale sample test theory and extensive sample strategy are applied, together with point estimation, estimation of lower limit value for reliability in certain confidence and bayes method based on ? ii ? abstract prior reliability information of the old system are adopted to estimate and veflf ~ ? the new system ? reliability

    根據現場具體情況，採用截尾試驗方法，應用小子樣試驗理論，採用擴大樣本量策略，利用點估計、在一定置信度下系統可靠度下限估計和以原有系統可靠性信息為先驗信息的bayes法對系統的可靠性進行估計和驗證。
  16. An apositive analysis of, economic increasing factors in china

    及其增速可信度的小樣本因果關系分析
  17. The length of well prediction that its mean relative error is less than 10 % is accounted to be from several samples to hundreds of samples, and is related to the size of reference collection, the power of noise in the sequence, and the waveform of the transmitted signal that generates the reverberation

    預測誤差在10以內的可預測長度在幾個采樣周期到幾百個采樣周期之間，依參考樣本集的容量、混噪比的大小以及發射信號的形式而變。
  18. To breakthrough this notorious limitation, we propose multi - feature flda ( mflda ) by only replacing the original the between - class scatter with a new scatter measure. mflda still keeps its analytical simplicity. additionally, its recognition performance on unseen samples, i. e., generalization, surpasses that of the original flda classifier, even outperforms svm in some cases

    為打破這種限制，本文採用一種新的度量來衡量異類樣本的分離程度，取代fisher判別的類間離散度，改進后的判別稱之為多特徵線性判別，它不僅可以利用多個方向的判別信息，靈活選擇判別方向的個數，而且推廣能力優于flda ，在某些情形下甚至超過了svm 。
  19. It reduces the contrastive encrypted information swatch space which can be used, but it increases the difficulty to unlock

    同時由於減小了可用於對比的信息樣本空間，也增加了解密的難度。
  20. Questionnaire and sample are introduced in this part in order to make sure that the investigation result is stable and reliable, the reliability of the questionnaire is also tested in this part

    發放調查問卷是本文獲取數據的主要手段，這部分說明了問卷的設計結構和調查的樣本范圍。同時，該部分還對調查問卷的信度進行了分析，以確定調查結果的穩定性和可靠性。
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