نتایج جستجو برای: s entropy

تعداد نتایج: 771800  

Journal: :international journal of mathematical modelling and computations 0
m. khodabin

in this paper, the ambiguity of nite state irreducible markov chain trajectories is reminded and is obtained for two state markov chain. i give an applicable example of this concept in president election

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: :مجله علوم آماری 0
آرزو حبیبی راد arezoo habibi rad department of statistics, ferdowsi university of mashhad, mashhad, iran.گروه آمار، دانشگاه فردوسی مشهد ناصررضا ارقامی naser reza arghami department of statistics, ferdowsi university of mashhad, mashhad, iran.گروه آمار، دانشگاه فردوسی مشهد

the estimate of entropy (sample entropy), has been introduced by vasicek (1976), for the first time. in this paper, we provide an estimate of entropy of order statistics, that is the extention of the entropy estimate. then we present an application of the entropy estimate of order statistics as a test statistic for symmetry of distribution versus skewness. the proposed test has been compared wi...

Journal: :International Journal of Theoretical Physics 2010

Journal: :trauma monthly 0
ali foroutan department of surgery, shiraz university of medical sciences, shiraz, ir iran shahram paydar trauma research center, faculty of general surgery ward, shiraz university of medical sciences, shiraz, ir iran; trauma research center, general surgery ward, shiraz university of medical sciences, shiraz, ir iran. tel: +98-9177108648 seyed taghi heydari health policy research center, shiraz university of medical sciences, shiraz, ir iran gholamhussian erjaee mathematics ward, shiraz university, shiraz, ir iran kamran bagheri lankarani health policy research center, shiraz university of medical sciences, shiraz, ir iran abbas nowroozi department of surgery, shiraz university of medical sciences, shiraz, ir iran

conclusions the loss of hrc at the onset of admission may predict mortality in patients with blunt trauma. lower entropy, in recently admitted patients with intra-abdominal bleeding, may indicate laparotomy when the vital signs are stable. background nonlinear analysis of heart rate variability (hrv) has been recently used as a predictor of prognosis in trauma patients. objectives we applied no...

1997
M Revzen R Opher M Opher A Mann

The classical ‘Kirchhoff’s theorem’ (the energy density of the radiation at equilibrium at high temperature, T , is a function of T only) is used to obtain the Casimir energy at zero temperature without recourse to regularization. The validity of ‘Kirchhoff’s theorem’ at the high-temperature limit for the case at hand is confirmed. The Casimir entropy is defined and its temperature dependence i...

Journal: :iranian journal of fuzzy systems 0
m. rahimi department of mathematics, faculty of science, university of qom, qom, iran

in this paper, a local approach to the concept of hudetz $g$-entropy is presented. the introduced concept is stated in terms of hudetz $g$-entropy. this representation is based on the concept of $g$-ergodic decomposition which is a result of the choquet's representation theorem for compact convex metrizable subsets of locally convex spaces.

2011
Benjamin Schumacher

• The entropy is a state function: S = S(state). Furthermore, it is additive; S12 = S1 + S2 for a system with subsystems 1 and 2. • Entropy is unchanged in a reversible state change. That is, S(f) = S(i) and so ∆S = 0. For a reversible state change, entropy increases: S(f) > S(i), and so ∆S > 0. In all cases, ∆S ≥ 0. • When heat is added to a system, then the entropy changes by an amount propor...

2006
Benjamin Richards

It is an oft-quoted fact that there is much in common between the fields of music and mathematics. This paper seeks to examine that commonality through the use of information theory techniques, specifically, entropy as defined by Shannon. The analysis will be presented through the process of creating an entropy table for a collection of Chopin’s Nocturnes. The method for generating a random str...

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