data sensitivity 中文意思是什麼

data sensitivity 解釋
數據靈敏性
  • data : n 1 資料,材料〈此詞系 datum 的復數。但 datum 罕用,一般即以 data 作為集合詞,在口語中往往用單數...
  • sensitivity : n. 1. 敏感(性);感受性。2. (儀器等的)靈敏性。3. 【攝影】感光度。
  1. It verifies the accuracy of the circuit through the experiment with the experimental oscillogram. we discusses the knowledge of technology of high sensitivity and raise the experiment plan and the practice data which has important means to the c02 communication system of large capacity

    本文對高靈敏度信號檢測技術進行了深入的研究,提出了具體實驗方案、給出實測數據,這對大容量co2大氣激光通信系統的進一步工程化、實用化具有一定的指導意義。
  2. Ligo started collecting data in 2003. the observatory is the largest, most sensitive gravitational wave detector ever built. a planned series of upgrades will increase ligo ' s sensitivity even more

    Ligo從2003年開始收集數據。它是目前全世界最大的、靈敏度最高的引力波探測所。一系列的升級計劃將更進一步提高其靈敏度。
  3. Data were analyzed to determine the cumulative sensitivity of blood cultures obtained sequentially during the 24 h time period

    數據分析決定血培養在一個周期24小時內的敏感度
  4. 4. in data acquisition system, the application of phase - locked and synchronous detection reduce the cost of the whole system and improve the sensitivity. carrier signal and modulation signal achieve entirely synchronous too

    數據採集系統採用鎖相技術、同步檢波的原理,降低了整個系統的成本,提高了靈敏度,並使得載波信號與調制信號完全達到同步。
  5. An analytical mosfet threshold voltage shift model due to radiation in the low - dose range has been developed for circuit simulations. experimental data in the literature shows that the model predictions are in good agreement. it is simple in functional form and hence computationally efficient. it can be used as a basic circuit simulation tool for analysing mosfet exposed to a nuclear environment up to about 1mrad. in accordance with common believe, radiation induced absolute change of threshold voltage was found to be larger in irradiated pmos devices. however, if the radiation sensitivity is defined in the way we did it, the results indicated nmos rather than pmos devices are more sensitive, especially at low doses. this is important from the standpoint of their possible application in dosimetry

    該模型物理意義明確,參數提取方便,適合於低輻照總劑量條件下的mos器件與電路的模擬。並進一步討論了mosfet的輻照敏感性。結果表明,盡管pmos較之nmos因輻照引起的閾值電壓漂移的絕對量更大,但從mosfet閾值電壓漂移量的擺幅這一角度來看,在低劑量輻照條件下nmos較之pmos顯得對輻照更為敏感。
  6. Based on the geophone vibration formula, this paper presents the affective factors to the seismic data from high resolution geophone arrays and its main property specifications, such as natural frequency, damping coefficient, sensitivity, harmonic distortion, and alias

    為此,從檢波器的振動方程出發,對高解析度地震檢波器性能指標(如自頻率、阻尼系數、靈敏度、諧波失真、假頻等)以及檢波器組合的連接方式對地震資料品質的影響進行了分析。
  7. Take the glutenite reservoir in south slope of chenjiazhuang rize as a case, introduced are the applications of natural gamma ray spectrometry logging data, such as zonation of reservoir, unpermeable layer and fracture discrimination, analysis of formation sensitivity as well as recognition of oil layer, etc

    以陳家莊凸起南斜坡帶砂礫巖油藏為例,介紹了自然伽馬能譜測井在儲層劃分、隔層和裂縫的識別、儲層敏感性分析以及油層識別等方面的應用。
  8. We get the sensitivity matrix using the model that contains model error in the following two cases. if the identification data are got using the model without model error before and after the damage, the error resulted from model error can be overlooked. if the data are got using model with model error before the damage and using the model without model error after the damage, error results from model error is first order and model error can bring more assessment errors

    2 、本文詳細分析了模型誤差對損傷識別結果的影響,經過公式推導及實例分析說明,損傷靈敏度矩陣用有模型誤差的理論分析模型來建立,如果損傷前後都用無模型誤差的實測數據來識別,此時誤差為二階微量可以忽略;如果損傷前採用有模型誤差的數據而損傷后採用無模型誤差的實測數據,此時誤差為一階量,可能引起較大的識別誤差。
  9. A result set can also have various levels of sensitivity to changes in the underlying data source

    結果集還可以有多種針對基礎數據源中更改的敏感度級別。
  10. The lifting technique is then used for h _ synthesis problems such as h _ mixed sensitivity problem, robust stability problem and the disturbance attenuationproblem. it is pointed out that for the closed - loop sampled - data control system, thesystem norm is not preserved by the lifting as expected, i. e., there is a differencebetween the two norms

    論文將提升技術應用於采樣控制系統的各種h _設計問題,包括h _靈敏度問題、魯棒穩定性問題、擾動抑制問題,指出對閉環采樣控制系統,提升法並不像設想的那樣具有保范性質,即系統在提升前後的范數是不等價的。
  11. Secondly, in order to study the stochastic method, the deterministic methods for seepage inverse problem are studied in detail. in this chapter, the sensitivity problem of observation data and the disposal problem of measurement points are also studied

    在討論確定性反演的同時,本文還分析了觀測數據的敏感性問題和最優測點布置問題,給出算例說明敏感性分析在滲透系數反演中的重要性。
  12. Time constraints in the grid environment resemble time sensitivity in data management but also require a grid application to be aware of such concerns as scheduled maintenance routines, database backup activities, differences between on - peak and off - peak availability, and similar resource management issues

    網格環境中的時間約束問題與數據管理( d9 )中的時間敏感性問題十分相似,但是也要求網格應用程序知道諸如規劃好的維護常式、數據庫備份活動、高峰期和非高峰期可用性之間的差異,以及其他類似的資源管理問題。
  13. Abstract : this paper briefly introduces the method of testing the real sensitivity for eed and gives the data processing method in terms of the electrostatic critical ignition energy of conductive - powder eed conforming to logarithmic normal distribution

    文摘:簡要介紹了電火工品真實靜電感度的測試方法,以導電藥式電火工品靜電臨界點火能量服從對數正態分佈為基礎,給出了對應的數據處理方法。
  14. This article uses the modem consumption theory to study chinese fanner ' s consumer behavior and sets up error - correction model as econometric model on the basis of implementing stationarity test to the data of the model, and concludes that the uncertainty, excess sensitivity and the fanner ' s life - cycle characteristic are important factors to affect fanner ' s consumer behavior

    摘要本文運用現代消費理論對中國的農民消費行為進行研究,在對模型的數據進行平穩性檢驗的基礎上,建立誤差修正模型作為計量模型,認為農民面臨的不確定性、農民消費的過度敏感性和農民消費行為的生命周期特徵是影響農民消費行為的重要因素。
  15. 5 summary a subsurface runoff model with water storage and recharge is developed in this paper based on the bous - sinesq - storage equation. the sensitivity of the model parameters is also tested. the subsurface runoff model is applied to a river basin with observed precipitation, observed air temperature data, observed runoff data, and a base flow separation algorithm in order to vali - date the model application

    5結論與討論基於boussinesq - storage方程發展了同時考慮水分儲存和入滲的地下徑流機制,分析了模型參數的敏感性,並針對淮河流域的的息縣控制站所控制的區域,利用降水徑流資料及通用的基流分離演算法進行了驗證
  16. Chongqing expressway networking toll data communication network cotains 2 - ring and 8 - ray network structure based on expressway physical structure, setting up a trasmission trunk layer of sdh stm - 4 ( can be up - graded to stm - 16 ), and channel protection business entry layer consisting of sdh onu / olt stm - 1 ( can be up - graded to stm - 4 ). data exchange layer, through ip route exchange network above sdh network, forms 3 - level computer network structure of account settlement center - road section management company - toll station. to ensure obtaining original and reliable toll data from communication network, 2m circuitous chain is established between each toll station, accountsettlement center and road section management company, and also pstn dialing backup chain is set up between toll station and account settlement center. in order to maintain clock synchronization of the whole communication network, a proposal of sub - stage clock sychrononization signal network for differet network construction scale has been put forward in this design. in view of sensitivity and importance of toll data, this design particularly gives considerations of network safety and information safety for external and internel of network. therefore, communication safety, smoothness and reliability of networking toll system can be able to maintained in many ways

    重慶高速公路聯網收費數據通信網的結構是根據高速公路的物理結構構築了2環8射的網狀結構,建立了以sdhstm - 4 (可升級到stm - 16 )的傳輸主幹層,以sdhonu / oltstm - 1 (可升級到stm - 4 )組成的通道保護業務接入層。數據的交換層是在sdh網之上的ip路由交換網,形成了結算中心-路段管理公司-收費站之間的3級計算機網路結構。為從通信網路上保證收費數據的原始性和可靠性,每個收費站和結算中心、路段管理公司之間建立了2m迂迴鏈路,同時在收費站和結算中心之間建立了pstn的撥號備份鏈路。
  17. Raw materials purchase is one of the major part in a company purchasing activities, the determination of purchasing time, price and quantity has directly influence on business output and profit. this article discusses how to make decision on purchase price and time by means of the present value analysis in futures purchase of raw materials, and the numerical example with data obtained from reality is used as an illustration. in addition, the decision on purchase quantity and sensitivity of inventory costs to purchase quantity are also analyzed and discussed based on the economic order quantity model. it is shown that with its logic and applicability the present value analysis method can be applied to raw material futures purchase in practice, rationalizing decision - making and saving costs

    原材料采購是企業采購工作中的主要組成部分,其采購時機、價格、數量的合理確定直接影響企業的產出效益.本文對原材料期貨采購中如何藉助于經濟現值分析方法進行價格決策和確定采購時機進行了討論,並給出了具體實際數據分析和說明.此外,還根據經濟訂購批量模型圍繞采購數量決策以及存貨成本對采購數量的敏感性進行了分析和討論.經濟現值分析方法實用性強,具有科學性,有助於期貨采購決策合理化和節約資金,可供原材料期貨實際采購所借鑒
  18. Refined grids were utilized in a large - eddy simulation model for obtaining high - resolution planetary boundary data and analyzing surface layer turbulence. simulation results showed that refined meshes reduced turbulent contributions of subgrid scales, sensitivity of simulation results to sgs parameters decreased, and features of the whole boundary layer were explicitly resolved better. results also revealed flux - profile relationship correctly in surface layer and a good agreement of turbulent velocity characters with observation. therefore, it concluded that the les method was able for simulation of surface layer flow and turbulence, and might be used for further applications

    採用加密網格的大渦模式獲取邊界層風溫場的高解析度模擬結果,並據以分析近地面層大氣的湍流特性。結果表明,較小的網格尺度使次網格湍流貢獻率大為降低,模式計算結果對次網格參數的依賴性減小,邊界層整體特徵得到更好的反映。同時,模擬出的近地面層通量廓線關系及湍流速度特徵與實際觀測結果吻合甚好,表明模式具有反映近地面層平均運動和湍流特性的能力。
  19. ( 3 ) sensitivity analyses were conducted for parameters in unsaturated soil conductivity model which was derived from redistribution process. the results calculated from measured data indicate that the sensitivities of conductivity to parameter b and n are higher than the other parameters

    ( 3 )對由再分佈過程推求的土壤非飽和導水率模型中的參數進行了敏感性分析,根據實測資料的計算表明,非飽和導水率對參數b和n的敏感性均大於其它參數。
  20. A nonlinear transient flows model for stress - sensitive formation were built, and the one classical and two classical approximately solution and t column source solution in laplace domain were go by pedrosa, kikani, wang xiaodon, etc. the stress - sensitivity study main focus on tuziluoke and yinan2 gas fields in tarim basin : the core samples stress - sensitivity is analyzed by the servo tri - axes rock mechanics test system. the data points plot on the semi - log plot does not show a single linear curve but two or multiple stage linear curves. the main reason is that the different pore structure type has different capability to against the compress

    在前人研究的基礎上,本文針對塔里木吐孜洛克和依南2兩個氣藏的壓敏特性進行了深入的研究:利用引進於美國的全伺服三軸巖石力學實驗系統,針對所研究工區的塔里木吐孜洛克氣藏和伊南2氣藏高壓低滲的特點,對所選取的巖心進行了一系列模擬地層條件下的壓力敏感性實驗,獲得了大量的實驗數據。
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