نتایج جستجو برای: transparent

تعداد نتایج: 32767  

Journal: :The Journal of Bahá’í Studies 2021

Journal: :Časopis pro pěstování matematiky a fysiky 1922

Journal: :Nature Nanotechnology 2008

2012
Magdi S. Mahmoud

Turbocharged diesel engines are now being used in every automobile by a lot of automobile manufacturing companies. A turbocharged diesel engine (TDE) equipped with variable geometry turbocharger and exchange gas recirculation is explained in detail. A linear turbocharged diesel engine model is presented and its control techniques are explained in detail. Controllers are designed using the linea...

2003
B. D. Wirth

The threshold displacement energy ~TDE! is calculated for vanadium as a function of temperature and orientation by molecular dynamics simulations. The TDE varies from 13 to 51 eV, depending on orientation and is nearly temperature independent between 100 and 900 K. The lowest TDE is in the ^100& direction. We characterize the defects associated with the displacement simulations and found that t...

2012
Hong Liu Xiaofei Li

Higher-order statistics can be used for time delay estimation (TDE) to suppress spatially correlated Gaussian noise, since the higher-order cumulant of Gaussian signal is always zero. However, third-order statistics is invalid for those signals with zero skewness, speech signal as a typical one. In this paper, the fourth-order cumulant (FOC) spectrum is derived, based on which a TDE algorithm t...

Journal: :J. Applied Mathematics 2011
Weili Zeng Xiaobo Lu Xianghua Tan

A class of nonlinear fourth-order telegraph-diffusion equations TDE for image restoration are proposed based on fourth-order TDE and bilateral filtering. The proposed model enjoys the benefits of both fourth-order TDE and bilateral filtering, which is not only edge preserving and robust to noise but also avoids the staircase effects. The existence, uniqueness, and stability of the solution for ...

Journal: :IEICE Transactions 2006
Chi-Hui Huang Shyh-Neng Lin Shiunn-Jang Chern Jiun-Je Jian

The convergence speed of the conventional adaptive LMS algorithms for time delay estimation (TDE) is highly dependent on the spectral distribution of the desired random source signals of interest, thus the performance of TDE might be degraded, dramatically. To solve this problem, in this letter, a DCT-transform domain constrained adaptive normalized-LMS filtering scheme, referred to as the adap...

2005
Joshua N. Ash Randolph L. Moses

Experimental results are presented on propagation, coherence, and time-delay estimation TDE from a microphone array in an outdoor aeroacoustic environment. The primary goal is to understand the achievable accuracy of acoustic TDE using low-cost, commercial off-the-shelf COTS speakers and microphones. In addition, through the use of modulated pseudo-noise sequences, the experiment seeks to provi...

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