重測信度系數 的英文怎麼說

中文拼音 [zhòngcèxìndùxìshǔ]
重測信度系數 英文
test retest reliability coefficient
  • 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...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 重測 : double test
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。
  2. The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality

    而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一，對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析入手，聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷，提出了熱風循環乾燥的概念，同時，選擇了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡，運用數字pid控制技術，構成了一個較有特色的計算機控制系統。此外，該文還從保證乾燥品質量的角度，採用智能化交流模塊和自製采樣調壓電路的方法，提出了在線檢測產修品的絕緣電阻的方法和手段，以確保企業產品質量不斷提高。
  3. In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test

    著重介紹了小波分析在電機控制系統故障診斷中的應用，根據小波理論在時域和頻域良好的局部化性質，討論了利用小波變換來檢測信號的奇異特徵的原理，給出了小波變換對信號奇異性特徵檢測的方法，針對實際應用，對小波基函數選取及小波分解尺度進行了探討。
  4. The synchro / resolver signal transmit & receive card is the most important and difficult part which used special a / d and d / a ( axis angle converter ) to make conversion between the analog singnals related to angle and its digital counterpart, thus solve the issue of stimulation and test of synchro / resolver signal ， improved the test precision and automatic degree

    其中同步器卡的開發是難點和重點，它採用特殊的數/模、模/數轉換器件?軸角轉換器，實現了角位-數字信號相互間的直接轉換，解決了隨動系統性能檢測中三相同步器信號激勵與同步器信號/分解器信號數字化檢測問題，有效提高了系統的自動化程度和檢測精度。
  5. The specific research methods include : the reliability and validity of the scale ( cronbach ’ s of the scale, split - half reliability, the reliability of each dimension, discriminant validity, convergent validity ) ; the factor analysis method to get the dimensions of internal service quality ; the independent - samples t - test and paired - samples t - test method to analyze every discrimination of internal service quality ; the comparison of means to evaluate the sequence of every dimension

    具體的研究方法包括:對量表進行信度和效度分析，包括整個表的cronbach系數、分半信度、各維度的信度、區別效度和收斂效度的分析;使用因子分析的方法測量內部服務質量包含的維度;採用兩獨立樣本的t檢驗和兩配對樣本的t檢驗的統計方法對內部服務質量各差距進行分析;通過對樣本均值的比較，分別得出各維度在員工和管理者心目中的重要性排序。
  6. The results indicates that the cubic logarithm polynomials can accurately reconstruct the raw thermal images in the experiment, and can effectively suppress the interference to defect recognition caused by random noise and uneven heating in the pt testing of composite laminates ; the digital images from data reconstruction have clearer defect display or higher defect resolution than the raw thermal images, and the quadratic coefficient image of cubic logarithm regression shows the highest snr

    結果表明利用三次對數多項式回歸即可精確地重建本次實驗的原始熱像，同時能有效地克服復合材料層壓板脈沖熱像檢測中隨機噪聲和加熱不均效應對缺陷識別的干擾；經過數據重建后所作的數字圖像比原始熱像有更高的缺陷顯示度或分辨力，其中以三次對數多項式回歸公式中的二次項系數所作的數字圖像的信噪比最大。
  7. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向，本論文重點做了以下幾個方面的工作，目的在於提高dtc系統的綜合性能： （ 1 ）提出一種新型的速度磁鏈觀測器，新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度，並且根據popov超穩定性理論推導出轉速的新型自適應收斂律； （ 2 ）改善系統的低速運行性能，主要從提高低速時對定子磁鏈的估計精度入手，提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數； （ 3 ）採用數字信號處理器dsp實現系統全數字化硬體控制，結合ti公司生產的tms320lf2407晶元，設計了直接轉矩控制系統的實驗裝置； （ 4 ）提出了基於sercos總線網路化分散式的直接轉矩控制系統， sercos （ serialrealtimecommunicationsystem ）是目前最適合同步和協調控制的串列實時通信協議； （ 5 ）基本勾勒出整個控制系統的硬體和軟體設計基本框架，詳細描述一些實驗中的具體的細節問題。
  8. Based on the formal measurement table applying the 2 ( superscript nd ) pre - test on 351 students and conducting the examination of the credibility and validity to construct the credibility and validity of the measurement table, the coefficient of inner consistency of individual element in this table was. 673 ~. 892, and the coefficient of re - test after the interval of two weeks was. 697 ~. 930, with the performance of physical education learning to prove the discriminate validity and criterion - related validity, and with the element analysis to examine the construction validity, the sum of variable amount which could be interpreted was 59. 06 %, the outcome showed this table was having good credibility and validity that could provide physical education teachers to realize the learning strategies of university students

    以正式量表對351位學生進行第二次預試，再進行信度與效度的考驗，以建構量表的信效度，本量表各因素的內部一致性系數為. 673 ~ . 892與隔二周的重測信度為. 697 . 930 ，以體育學習表現來驗證辨別效度及效標關聯效度，以因素分析考驗建構效度，所能解釋總變異量為59 . 06 % ，結果顯示本量表具有良好的信效度，確實可以提供國內體育教師了解大學生的體育學習策略。
  9. The results suggested, ( 1 ) the response pattern of the item is good ; ( 2 ) the internal consistency reliability and test - retest reliability of the scale is excellent. ( 3 ) the current scale has very good construct validity, criterion - related validity and content validity. ( 4 ) difference exists between male and female, and among the four grades in all the 7 subscales, but no time effect exists in ld

    結果表明： （ 1 ）評價的回答模式分佈基本合理； （ 2 ）本量表具有較高的內部一致性系數和重測信度系數； （ 3 ）本量表具有較高的結構效度、效標關聯效度，內容效度也較好； （ 4 ）各分量表存在顯著的性別和年齡差異，但學習障礙的時間效應不顯著。
  10. Based on the basic principle of wavelet analysis, multi - resolution analysis of signal in atomic clock is made. the coefficients of wavelet transform for synthesis atomic time, which are weighed and averaged at different wavelet scales, are obtained. then according to reconstruction theorem, multi - resolution synthesis time scale can be reconstructed. since the signal of atomic clock has been analysed by multi - resolution, we can use wavelet variance at different scales to weight and average the coefficients. thus either the difference in stability of different clock or the varying characteristic of the same clock at the different scale are all considered. finaly, this method is checked by the measured data from national timing serve center of shaanxi astronomy observatory. it confirmed that this technique, which is simple and practicable, is a new method of multi - resolution. from this method, the common characteristic of different clocks can be extracted. the stability of multi - resolution synthesis atomic time scale is obviously superior to that of other methods

    本文根據小波分析的基本原理，對原子鐘信號進行多解析度分解，將分解后的小波變換系數進行加權平均，得到不同小波尺度綜合原子時的加權平均小波變換系數，然後由小波變換的重構條件，反演綜合時間尺度.由於對原子鐘信號進行了小波分解，利用不同尺度的小波變換系數的小波方差進行加權平均，這樣既考慮不同原子鐘在穩定性方面的差異，又顧及同一臺原子鐘在不同小波尺度的變化特性.最後根據陜西天文臺國家授時中心的實測數據對這種方法進行了檢驗.表明這是一種全新的多解析度綜合方法，這種方法比較簡單而切實可行，它能提取各個原子鐘的共同特性，多解析度綜合時間尺度的平穩性明顯優于其他方法
  11. In the third chapter, a new wireless data communication subsystem is designed, and it achieves higher speed than other ones. in the fourth chapter, the writer designed a new kind of remote measuring subsystem that consumes much lower power. in the fifth chapter, the engineering design of remote control subsystem is finished, and the reliability and security of the system is settled

    第三章論述了有關無線通信子系統設計的各個方面，突出解決了無線數據傳輸的速度問題；在第四章里設計了遙測終端子系統的軟硬體，較好地解決了降低功耗的問題；第五章從通用性的角度上，完成了遙控終端工程設計的主要任務以及控制軟體的設計，重點解決了系統的可靠性及安全性問題。
  12. In the paper, the gpr system developed by us employs several optimization techniques to enhance the system performances, including antenna, sampling - hold circuit, orientation wheel, function of system software, multithreading, and signal processing algorithms. as the result the system works more well with these techniques, and its azimuth and distance resolution of 10 cm has been achieved with detection depth of more than 50 cm. the main contents of this dissertation are summarized as following : 1

    本文根據探地雷達系統工作原理，在電子科技大學探地雷達系統樣機研製的基礎上採用了各種有效的優化技術，包括探測前端、采樣保持電路的優化，定位輪、目標定位、多線程技術的應用，數據採集處理和控制軟體功能的拓展、各種有效的信號預處理演算法的應用等，顯著提高了系統的探測性能和增強了探測效果，使得系統方位、距離解析度均達到了10cm ，探測深度大於50cm ，其性能指標達到國外先進水平，為進一步的實用化奠定了重要的基礎。
  13. The visualization research of 3d terrain & landforms is an important part of geographic information system ( gisk digital photography ( dp ) and remote system ( rs ), and drawing a high realistic 3d graph is an important research project of computer graphic ( cg )

    三維地形地貌的可視化是地理信息系統（ gis ） 、數字攝影測量（ dp ）和遙感系統（ rs ）的重要研究內容，其中高度真實感三維圖形的繪制是計算機圖形學（ cg ）的重要研究內容。
  14. The main contents of this dissertation are follows : the mathematical model of chaos is discussed deeply from mathematical map, statistical viewpoint for the purpose of analysis and synthesis chaotic signal. the dissertation analysis chaotic signals deeply, mainly about the correlation property ( including auto - correlation and cross correlation ) and lyapunov exponent. the study shows the ideal auto correlation and cross correlation of the chaotic signals by using theoretical derives and computer simulations

    本文首先對混沌信號的數學模型進行了深入的討論，並分別從數學映射、統計學角度對其數學模型進行了全面的研究，特別是全面總結了混沌系統的統計學模型的研究成果，討論並給出了混沌與噪聲的區別與相似之處；雷達信號處理的重要一步是雜波中的信號檢測問題。
  15. Solar radiation models of different temporal and spatial scales were established by using ground observed data from meteorological stations. a series of distributed models were developed based on principles of direct and diffuse radiation on tilted surfaces and integrated with gis software. using dem data of chongqing, the distributions of direct and diffuse radiation over rugged terrains were simulated

    本文利用重慶及其周邊地區的日射站和常規氣象站水平面觀測資料，建立不同時空尺度的太陽輻射估算模型；依據坡地直接輻射和散射輻射機理，以地理信息系統為數據處理平臺，建立起伏地形下太陽輻射分散式估算模型；根據重慶1 ： 25萬dem數據，對重慶實際復雜地形下太陽直接輻射和散射輻射進行了數值模擬，為起伏地形下輻射估算及其他地表氣象要素的空間擴展提供有益的嘗試。
  16. The concrete measures include the followings : selection of stable and powerful control system ; use of flexible control program to realize three - level control ( manual, automatic, and on - the - spot control ) ; application of sanitary on - the - spot detection equipments of high accuracy for quantification and control ; data collection for the whole process and data storage in real - time database and historical database ; application of production informatization interface to achieve automatic detection and gathering of every important technical parameters

    措施為：選用穩定的、功能強大的控制系統；編寫靈活的控制方案，實現手動、自動、現場控制三級控制；選用衛生型、精度高的現場檢測設備參與計量和控制；全程數據採集，實時和歷史數據庫進行數據存儲；生產信息化介面等技術實現了對保健酒生產過程各種重要工藝參數的計算機自動檢測、採集，實現生產流程的自動控制。
  17. Based on the architecture of the as / 400 server, section 3 also puts forward based develop solution of described the construction of the flight arrangement information management system develop for both of hardware platform, software platform and development tools. section 4 discussed the implementation of the applications software, in details. section 4 also particularly introduces the design and realization of the flight data input module, the flight aided arrangement module, the sold seats computation module, the important data maintain module and common forms generation module

    本文首先介紹了管理信息系統的基本概念；然後分析了航班調度信息管理系統的功能需求，比較了其幾種可行的實現方案，提出了以as / 400為服務器的系統總體開發方案，論述了硬體設計選擇和軟體總體設計和模塊劃分；接著，介紹了軟體開發環境和工具，並對航班數據錄入、航班輔助調整、銷售座位數計算、重要數據維護、常用報表生成等各個軟體模塊的設計與實現進行了詳細的介紹；最後，說明了對開發所得系統進行測試的結果以及今後改進的構想。
  18. The extraction of spatial information from high - resolution remote sense image is a hot topic of digital photogrammetry, gis and other fields

    基於高解析度遙感影像的空間信息處理技術是當前數字攝影測量、地理信息系統及其相關學科的重點研究領域。
  19. The main conclusions are as follows : to reconstruct agricultural wholesale market systematical, to attach importance to the link between the wholesale market and administration for industry & commerce, to establish rational inspection sample cost pay system, to update inspection machine, to increase inspection precision and varieties, to promote risk management level and stuff training, to dispose unqualified agricultural products in the market strictly, to publicize the food safety information as the price and quantity information, and to encourage general citizen to take party in supervise

    主要結論為：建立系統化的農產品安全檢測體制，重視批發市場與工商局等政府部門之間的協調與合作，制定合理的檢測樣品費用支付制度；借鑒先進的檢測手段和方法，更新技術設備，提高農產品檢測精度，增加檢測品種；進一步提高風險管理水平和檢測人員的素質；對不合格的農產品要採取嚴格的處理措施；與市場價格，交易數量一樣，公布安全檢測信息，大力鼓勵普通市民參與監督。
  20. 8 computer program, then used to calculate di stance matrix with kimura ' s two - parameter method and construct phylogenetic trees by applying neighbor - joining and maximum parsimony analyses using mega2. 1 computer program. bootstrap analyses were carried out to evaluate statistical reliability based on 500 resamplings of the data set

    新鮮或硅膠乾燥樣品被用於總dna提取並用於pcr反應， pcr擴增產物回收后直接用於測序反應，序列數據經chstalx1 . 8軟體排序后，採用mega2 . 1軟體根據kimura 』 s雙因子法計算遺傳距離，並應用鄰接法（ neighbour - jointing ）和最大簡約法（ maximumparsimony ）構建系統樹， bootstrap法（ 500次重復）評估分支可信度。
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