نتایج جستجو برای: q model (kjartansson
تعداد نتایج: 2202283 فیلتر نتایج به سال:
Time-domain seismic forward and inverse modeling for a dissipative medium is vital research topic to investigate the attenuation structure of Earth. Constant Q, also called frequency independence quality factor, common assumption Q inversion. We propose first- second-order nearly constant models generalized standard linear solid type, using novel Q-independent weighting function approach. The t...
seismic waves travelling through inelastic media are attenuated by the conversion of elastic energy into heat. upon being attenuated, the travelling wave changes: amplitude is reduced, travelling waveform is modified due to high-frequency content absorption, and phase is delayed. attenuation is usually quantified through the quality factor q: the ratio between the energy stored and lost in each...
پنل های خورشییدی دارای مشیه ه جریان -ولتاژ غیر خطی بوده و تنها در یک نقطه کار خاص، حداکثر توان را تولید می کنند. این نقطه بهینه توان با تغییر دما و شیدت نور تغییر می کند. روش های مهتلفی برای ردیابی نقطه حداکثر توان به صورت free model و based model معرفی شده است. این تحقیق روش جدیدی جهت بهبود عملکرد ردیابی نقطه حداکثر توان پنل های خورشیدی جدا از شبکه ارائه می دهد و الگوریتم روش پیشینهادی از دو...
A central problem in learning in complex environments is balancing exploration of untested actions against exploitation of actions that are known to be good. The benefit of exploration can be estimated using the classical notion of Value of Information—the expected improvement in future decision quality that might arise from the information acquired by exploration. Estimating this quantity requ...
This paper addresses both microand macro-level validation in agent-based simulation (ABS) to explore validated agents who can reproduce not only human-like behaviors externally but also human-like thinking internally. For this purpose, we employ the sequential bargaining game, which can investigate a change of humans’ behaviors and thinking longer than the ultimate game (i.e., one time bargaini...
The purpose of this study was to develop a model for the estimation of rock mass classification of Sarvak limestone in the Bakhtiari dam site, south-west (SW) Iran. Q system had been used as the starting point for the rock mass classification. This method was modified for sedimentary rock mass which is known as Qsrm. Because Qsrm considers a wide range of rock mass propert...
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