搜索结果: 1-15 共查到“maximum entropy”相关记录26条 . 查询时间(0.044 秒)
FOREST TREE SPECIES DISTRIBUTION MAPPING USING LANDSAT SATELLITE IMAGERY AND TOPOGRAPHIC VARIABLES WITH THE MAXIMUM ENTROPY METHOD IN MONGOLIA
Tree species mapping Landsat imagery Maximum Entropy Terrain variable Mongolia
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2016/11/30
Forest is a very important ecosystem and natural resource for living things. Based on forest inventories, government is able to make decisions to converse, improve and manage forests in a sustainable ...
Maximum entropy estimation of values at Mt. Etna: comparison with conventional least squares and maximum likelihood results and correlation with volcanic activity
frequency-magnitude distribution maximim entropy method Mt. Etna
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2015/10/8
The variations of the b coefficient in the frequency-magnitude relationship for earthquakes which occurred at Mt. Etna from 01/01/90 to 31/12/92 are analyzed; the completeness threshold for our earthq...
Enriching the Knowledge Sources Used in a Maximum Entropy Part-of-Speech Tagger
Maximum Entropy Part Speech Tagger
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2015/6/12
This paper presents results for a maximumentropy-based part of speech tagger, which achieves superior performance principally by enriching the information sources used for tagging. In particular, we g...
Bayesian interpretation of Generalized empirical likelihood by maximum entropy
Bayesian interpretation Generalized empirical likelihood maximum entropy
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2012/3/1
We study a parametric estimation problem related to moment condition models. As an alternative to the generalized empirical likelihood (GEL) and the generalized method of moments (GMM), a Bayesian app...
An Efficient Algorithm for Maximum-Entropy Extension of Block-Circulant Covariance Matrices
Efficient Algorithm Maximum-Entropy Extension Block-Circulant Covariance Matrices Optimization and Control
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2011/9/5
Abstract: This paper deals with maximum entropy completion of partially specified block-circulant matrices. Since positive definite symmetric circulants happen to be covariance matrices of stationary ...
Maximum entropy distribution of stock price fluctuations
Maximum entropy distribution stock price fluctuations
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2011/7/4
The principle of absence of arbitrage opportunities allows obtaining the distribution of
stock price fluctuations by maximizing its information entropy. This leads to a physical
description of the u...
Maximum entropy distribution of stock price fluctuations
Maximum entropy stock price
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2011/9/15
The principle of absence of arbitrage opportunities allows obtaining the distribution of stock price fluctuations by maximizing its information entropy. This leads to a physical description of the und...
Optimal Portfolio Diversification Using Maximum Entropy Principle
Diversification Entropy measure Portfolio selection Shrinkage rule Simulation methods
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2011/4/2
Markowitz’s mean-variance (MV) efficient portfolio selection is one of the most widely used approaches in solving portfolio diversification problem. However, contrary to the notion of diversification,...
A Family of Maximum Entropy Densities Matching Call Option Prices
Entropy Information Theory I-Divergence Asset Distribution Option Pricing
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2011/3/23
We investigate the position of the Buchen-Kelly density in a family of entropy maximising densities which all match European call option prices for a given maturity observed in the market. Using the L...
Principle of Maximum Entropy and Ground Spaces of Local Hamiltonians
Principle Maximum Entropy Ground Spaces f Local Hamiltonians
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2010/11/5
The structure of the ground spaces of quantum systems consisting of local interactions is of fundamental importance to different areas of physics. In this Letter, we present a necessary and sufficient...
Maximum Entropy Distributions Inferred from Option Portfolios on an Asset
Entropy Information Theory I-Divergence Asset Distribution Option Pricing Volatility Smile
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2010/10/29
We obtain the Maximum Entropy distribution for an asset from call and digital option prices. A
rigorous mathematical proof of its existence and exponential form is given, which can also be applied to...
Analytical continuation of imaginary axis data using maximum entropy
Analytical continuation imaginary axis data maximum entropy
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2010/3/9
We study the maximum entropy (MaxEnt) approach for analytical continuation of spectral data
from imaginary times to real frequencies. The total error is divided in a statistical error, due to
the no...
Venus atmosphere profile from a maximum entropy principle
Venus atmosphere profile maximum entropy principle
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2009/11/3
The variational method with constraints recently developed by Verkley and Gerkema to describe maximum-entropy atmospheric profiles is generalized to ideal gases but with temperature-dependent specific...
Use of the Maximum Entropy Method to Predict Atmospheric CO2 Content
Maximum Entropy Method Atmosphere CO2 Content
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2009/6/15
Use of the Maximum Entropy Method to Predict Atmospheric CO2 Content.
Quantum models of classical mechanics: maximum entropy packets
Quantum classical mechanics maximum entropy packets
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2010/4/7
In a previous paper, a project of constructing quantum models of classical properties has been started. The present paper concludes the project by turning to classical mechanics. The quantum states th...