identifiability 中文意思是什麼
identifiability
解釋
可辨認性-
Identifiability ; causal effect ; ancillary information
可識別因果效應輔助信息 -
Identifiability, filtration and biologic characteristics observation of three fly species in harbin of china were narrated, and it was evaluated to these fly species " larva and imago nutrition in this paper. studies results showed that lucilia sericata meigen, aldrichina grahami aldrich and parasarcophaga crassipalpis macquart are excellent fly species in population. the excellent fly species have regular succession phenomenon as seasonal and temporal changement
室內、室外試驗觀察發現，絲光綠蠅（ luciliasericatameigen ） 、巨尾阿麗蠅（ aldrichinagrahamialdrich ）和肥須亞麻蠅（ parasarcophagacrassipalpismacquart ）在種群數量上具有優勢，並隨季節時間變化，其幼蟲種類具規則的演替現象。 -
Further, a new definition of identifiability of system model is given in the same sense, and an identifiability gramian matrix with application value is derived
進一步，將相應的結論應用到系統辨識問題上，給出可辨識性定義和具有實用價值的可辨識性判定定理。 -
Equation method on the determination of identifiability for causal effect
判斷因果效應可識別的方程方法 -
Sufficiency and necessity for the identifiability of an important type of ancillary information in a causal model
一類重要輔助信息在一類因果模型中可識別的充要條件 -
According to equilibrium equations, geometric equations and constitutive equations, theoretical derivation of identifiability of back analysis was done when slope is in elastic state
論文還依據卒衡方程、幾何方程和物理方程，對處于彈性狀態的巖質邊坡反分析問題的可辨識性進行了理論推導。 -
To determined the configuration of excitation system model, the paper studies the identifiability of model, and proposes utilizing the relation among parameters for solving the problem of unidentifiability of model
摘要對于確定的勵磁系統模型結構，研究勵磁系統模型參數的可辨識性，提出利用參數之間存在的關系解決模型的不可辨識問題。 -
Secondly, the basic methods for parameter identification and the identifiability of parameter identification are dissertated. through the example of the problem of heat emission in one - dimensional infinite slab, the identifiability of thermodynamic parameter of concrete is proved theoretically
論述了參數辨識的基本方法和參數可辨識性的條件，以一維無限大平板的散熱問題為例，從理論上論證了混凝土熱力學參數可辨識性。 -
Furthermore, the dissertation researches the identifiability of the load by analyzing qualitatively the non - unique characteristic of the load parameter, and gives the numeric zone of the load parameters. the dissertation also investigates the view of the load model from different voltage levels
論文進一步研究了負荷模型的可辨識性，對負荷模型參數不惟一做了定性分析，研究了實際負荷模型的模型參數取值區間，和不同電壓等級電網的負荷模型折算問題。 -
2. nonlinear source term identification problem about a quasilinear parabolic heat equation is investigated. for the given function determined, the existence and the uniqueness of the solution of the state equation are proved and the dependence of the solution of the state equation on the identification parameter is discussed ; then the identifiability is verified ; through choosing suitable basic functions, the above identification problem can be transformed into a constant coefficients identification problem ; and an practical iterative algorithm for solving the identification problem is presented, the feasibility and validity of the algorithm is verified by the numerical experiments
2 、研究一擬線性拋物型熱傳導方程非線性未知源項的識別問題；對于給定識別函數，論證了狀態方程解的存在惟一性、方程解與識別函數的依賴關系和可識別性；通過選取適當的基函數，把對非線性源項的識別轉化成常系數識別問題；給出了實現非線性源項識別的迭代演算法，通過數值實驗證明了演算法的有效性。 -
This dissertation is the expanding of the military project of ‘ 95 ’ advance research, a novel multi - modulation technique designing radar signal waveform is introduced on the links with the project of the national natural science fundation of china ( nsfc ), named " produce and process the multi - modulation signal of the sensor with strong detectability and identifiability ". based on the analysis of the equal - probability - distributing fsk / psk multi - modulation signal, we construct a new pseudo - random fsk / psk multi - modulation signal and we design and simulink on the computer the partly - matched processing signal of this signal. the purpose of the design is to construct a processing signal to combine with the pseudo - random fsk / psk multi - modulation signal, so that we could get a strong response of the target
本論文是『九五』軍事預研項目「低截獲概率雷達波形研究」的擴展與深入，同時結合國家自然科學基金項目「強探測強識別傳感器新型復合調制信號產生及處理」展開。在分析等概率分佈的fsk / psk復合調制信號的基礎上，構造了一種新的偽隨機fsk / psk復合調制信號及其非完全匹配處理的設計及模擬。設計的目的是能對偽隨機fsk / psk復合調制信號進行處理的處理信號，以期獲得對所探測目標信息的強探測。 -
The influence of both synchronous generator and the distance from local power plant to load bus on load modeling are analyzed. when the influences are not negligible, the composite induction motor load model can not effectively describe the actual load. besides, the identifiability in this case is analyzed
分析了同步發電機在綜合負荷中所佔的比例、地方發電廠離負荷母線的距離對負荷建模的影響，指出當同步發電機影響必須計及時，通常的感應電動機綜合負荷模型就不能正確描述區域負荷，並對由此引起的可辨識性及建模問題作了分析。 -
The history and current development of power system load modeling are briefly summaried, including the concepts, models, identifiability and identification methods. this paper focus on load model in the following three aspects with applications : 1. influences of local power plant on load modeling
本文概述了電力系統負荷建模的發展、現狀，介紹了負荷建模的概念、方法、常見模型及其參數可辨識性問題和辨識方法，著重研究了負荷建模工程應用中的幾個重要問題： 1 、研究了地方發電廠對于區域負荷建模的影響。 -
The spurious peaks of the cubic phase function ( cpf ) for multicomponent is first identified by theory and by simulations and hence the identifiability problem arises. by exploiting the different dependence of auto - terms and cross - terms on time, the product cubic phase function is proposed to resolve the identifiability problem
5 .提出了廣義三次相位函數，推出了基於廣義三次相位函數的二次調頻信號參數估計方法，通過一階擾動分析導出了廣義三次相位函數的理論性能。 -
Abstract : in accordance with the problem that some parameters can be identified easily and other parameters are difficult to be identified in the load modeling of three order induction motor, this paper elucidates the relations between the parameter sensitivity and the parameter identifiability through sensitivity analysis. the problem that deals with the effects on parameter sensitivity of the intensity of excitation is also studied. finally, the parameter identification strategy that is meaningful and valuable in modeling is advanced
文摘:三階感應電動機負荷模型中部分參數易辨識，且辨識結果穩定，而另一部分參數難辨識，辨識結果存在較大離散性.通過對參數靈敏度進行分析，指出了參數靈敏度與參數易辨識性之間的關系，以及擾動強度與參數靈敏度從而參數易辨識性的關系.最後給出了對實際三階感應電動機參數辨識的分步方法：利用較小的擾動強度數據來辨識具有較大靈敏度的參數；利用具有足夠強度的擾動數據來辯識靈敏度小的參數 -
On some reasonable assumptions, the existence and the uniqueness of the solution of partial differential equation are proved by using the semigroup theory ; then based on the current basin temperature from the practical survey, the mathematical model about the identification problem is established, and the identifiability and the existence of the optimal solution of the identification problem are proved ; in terms of the adjoint method presented by chavent, the optimality condition of the identification problem is given ; finally the corresponding algorithm is devised
在適當的假設條件下，利用運算元半群方法證明古地溫度場方程解的存在惟一性；根據現今實測溫度，建立了問題的參數識別模型；證明了可識別性、最優解的存在性；利用chavent等人提出的伴隨方法，給出參數識別問題最優解存在的最優性條件和求該參數識別問題的演算法。 -
Much of epidemiological and social science research is devoted to estimation of causal effect. generally, the causal effect is not identifiable without any constraint which is called the ancillary information in this paper. first the definition of the identifiability for the ancillary information is proposed and then sufficient and necessary conditions for the identifiability of an important type of ancillary information are discussed. finally, the results are expanded to a more common case
在流行病學和社會科學中，大量的研究是估計因果效應.一般而言，沒有任何假設的條件下，因果效應無法獲得，即不給因果變量任何輔助信息，因果效應無法識別.作者提出了輔助信息可識別的定義，並且針對一類比較普遍且重要的輔助信息得出它在一類因果模型中對4種因果效應可識別的充要條件，最後將這結果推廣到一般情況
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