نتایج جستجو برای: entropy production minimization

تعداد نتایج: 697066  

1997
Nina Gantert

Schrr odinger processes are deened as mixtures of Brownian bridges which preserve the Markov property. In nite dimensions, they can be characterized as h-transforms in the sense of Doob for some space-time harmonic function h of Brownian motion, and also as solutions to a large deviation problem introduced by Schrr odinger which involves minimization of relative entropy with given marginals. As...

2014
Francesco Benedetto Loretta Mastroeni F. Benedetto G. Giunta L. Mastroeni

This paper proposes a novel method for assessing the predictability of energy market time series, by predicting the entropy of the series. According to conventional entropy-based analysis (where the entropy is always ex-post estimated), high entropy values characterize unpredictable series, while more stable series exhibits lesser entropy values. Here, we predict ex-ante the entropy regarding t...

Journal: :Entropy 2016
Lingen Chen Huijun Feng Zhihui Xie

Combining modern thermodynamics theory branches, including finite time thermodynamics or entropy generation minimization, constructal theory and entransy theory, with metallurgical process engineering, this paper provides a new exploration on generalized thermodynamic optimization theory for iron and steel production processes. The theoretical core is to thermodynamically optimize performances ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پایه 1391

bekenstein and hawking by introducing temperature and every black hole has entropy and using the first law of thermodynamic for black holes showed that this entropy changes with the event horizon surface. bekenstein and hawking entropy equation is valid for the black holes obeying einstein general relativity theory. however, from one side einstein relativity in some cases fails to explain expe...

Journal: :Indian Journal of Science and Technology 2016

Journal: :ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2014

Journal: :اقتصاد و توسعه کشاورزی 0
قدیری مقدم قدیری مقدم نعمتی نعمتی

چکیده در این پژوهش با استفاده از داده‎های حاصل از 107 نفر از اعضای تعاونی‎های تولید کشاورزی، درجه اهمیت تنگناهای پیش‎روی تعاونی‎های تولیدی با بهره‎گیری از معیار آنتروپی بررسی گردید. نتایج نشان می‎دهد که نبود برنامه‎ریزی جامع بلندمدت از سوی مدیران و اعضای تعاونی‎ها در زمینه اقدامات بازاریابی در زمان تولید محصولات و پس از تولید با وزن (1/0)، وجود عوامل واسطه‎ای و دلالان در هنگام فروش محصول از سوی...

2006
Frédéric Vrins Deniz Erdogmus Christian Jutten Michel Verleysen

Renyi’s entropy can be used as a cost function for blind source separation (BSS). Previous works have emphasized the advantage of setting Renyi’s exponent to a value different from one in the context of BSS. In this paper, we focus on zero-order Renyi’s entropy minimization for the blind extraction of bounded sources (BEBS). We point out the advantage of choosing the extended zero-order Renyi’s...

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