نتایج جستجو برای: maximization of entropy

تعداد نتایج: 21174033  

Journal: :Physica A: Statistical Mechanics and its Applications 2013

, M. Moazamnia S. Sadeghfam Y. Hassanzadeh

Practical concept of velocity distribution of pressure flow in the bends is interesting and hence, the professional engineering design has been investigated in the current study. This paper shows that velocity distribution in the bends can be analyzed in terms of the probability distributions. The concept of entropy based on the probability is an applied and new approach to achieve velocity pro...

Journal: :IEEE Transactions on Automatic Control 2022

We study the problem of synthesizing a controller that maximizes entropy partially observable Markov decision process (POMDP) subject to constraint on expected total reward. Such minimizes predictability an agent’s trajectories outside observer while guaranteeing completion task expressed by reward function. Focusing finite-state controllers (FSCs) with deterministic memory transitions, we show...

D Rashidi F Rashidi yaghoub zeraatkish,

Abstract Nowadays, fishery and aquaculture products form an important fraction of the protein requirement and food of many people on the earth. The hike in prices of these essential products seems necessary owing to the increase in demand and consumption of these products in the country. The price transmission from the international market to the domestic market of tunas was  investigated in t...

2008
Bart Haegeman Michel Loreau

Applying ideas of statistical mechanics in ecology have recently received quite some attention. The entropy maximization (EM) formalism looks particularly attractive, as it provides a simple algorithm to infer detailed system variables from a limited number of constraints. However, we point out that a blind application of this formalism can easily lead to wrong conclusions. To illustrate this, ...

Journal: :CoRR 2017
Jaya Prakash Subhamoy Mandal Daniel Razansky Vasilis Ntziachristos

Optoacoustic (photoacoustic) tomography reconstructs maps of the initial pressure rise induced by the absorption of light pulses in tissue. In practice, due to inaccurate assumptions in the forward model employed, noise and other experimental factors, the images often contain errors, occasionally manifested as negative values. We present optoacoustic tomography based on an entropy maximization ...

2006
Bablu Samanta Tapan Kumar Roy

In this paper we first considered a maximum likelihood estimation of trip distribution problem and next use primal-dual geometric programming method the said trip distribution problem converted into an entropy maximization trip distribution problem. Here the generalized cost function is assumed in different form, and then the said formulation is equivalent to single or multi-objective entropy m...

Journal: :Neural computation 1998
Gad Miller David Horn

We propose a method for estimating probability density functions and conditional density functions by training on data produced by such distributions. The algorithm employs new stochastic variables that amount to coding of the input, using a principle of entropy maximization. It is shown to be closely related to the maximum likelihood approach. The encoding step of the algorithm provides an est...

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