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Statistical Evaluation of Classification Diagrams for Altered Igneous Rocks
TAS classification volcanic rocks plutonic rocks chemical classification correct statistical analysis of compositional data
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2010/10/14
The International Union of Geological Sciences (IUGS) has proposed recommendations for the classification of relatively fresh volcanic rocks, but with no specific instructions for altered volcanic roc...
Noise-Induced Dynamic Symmetry Breaking and Stochastic Transitions in ABA Molecules: I. Classification of Vibrational Modes
Noise-Induced Dynamic Symmetry Breaking Stochastic Transitions in ABA Molecules Classification of Vibrational Modes
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2014/9/24
The dissipative vibrational dynamics of a symmetric triatomic ABA molecule is extensively studied in a series of three papers. The momentum-dependent rotor model is used to describe the dynamical beha...
Classification of integrable Weingarten surfaces possessing an sl(2)-valued zero curvature representation
integrable Weingarten surfaces soliton theory equation possesses
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2010/4/1
In this paper we classify Weingarten surfaces integrable in the sense of soliton theory. The criterion is that the associated Gauss equation possesses an sl(2)-valued zero curvature representation wit...
Dual-polarization C-band weather radar algorithms for rain rate estimation and hydrometeor classification in an alpine region
Dual-polarization C-band weather rain rate
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2010/2/3
Dual polarization is becoming the standard for new weather radar systems. In contrast to conventional weather radars, where the reflectivity is measured in one polarization plane only, a dual polariza...
Hydrometeor classification from dual-polarized weather radar: extending fuzzy logic from S-band to C-band data
Hydrometeor classification dual-polarized weather
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2010/1/27
A model-based fuzzy classification method for C-band polarimetric radar data, named Fuzzy Radar Algorithm for Hydrometeor Classification at C-band (FRAHCC), is presented. Membership functions are desi...
Statistical Classification Techniques for Photometric Supernova Typing
Cosmology and Extragalactic Astrophysics (astro-ph.CO) Applications (stat.AP)
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2010/12/24
Future photometric supernova surveys will produce vastly more candidates than can be followed up spectroscopically, highlighting the need for effective classification methods based on lightcurves alon...
Complete classification of second-order symmetric spacetimes
second-order symmetric spacetimes
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2010/3/18
As a difference with the positive-definite Riemannian case, in the Lorentzian case there exists proper second-order symmetric spacetimes, i.e., those with vanishing second covariant derivative of the ...
Classification of the Entangled States $2 \times M \times N$
matrix decomposition method stochastic local operations and classical communication
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2010/3/10
We extend the matrix decomposition method(MDM) in classifying the $2\times N\times N$ truly entangled states to $2\times M\times N$ system under the condition of stochastic local operations and classi...
Classification of spatially homogeneous rotating space-times according to their conformal vector fields
Direct integration technique Conformal vector field
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2010/9/13
Direct integration technique is used to study non conformally flat spatially homogeneous rotating space-times according to their conformal vector fields. It is shown that the above space-times do not ...
Classification of conservative hydrodynamic chains. Vlasov type kinetic equation, Riemann mapping and the method of symmetric hydrodynamic reductions
hydrodynamic chains kinetic equation hydrodynamic reductions
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2010/4/7
A complete classification of integrable conservative hydrodynamic chains is presented. These hydrodynamic chains are written via special coordinates -- moments, such that right hand sides of these inf...
On the Classification of Automorphic Lie Algebras
Automorphic Lie Algebras invariants
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2010/4/6
It is shown that the problem of reduction can be formulated in a uniform way using the theory of invariants. This provides a powerful tool of analysis and it opens the road to new applications of thes...
Comparison of pattern-recognition techniques for classification of Silurian rocks from Lithuania based on geochemical data
pattern-recognition techniques classification Silurian rocks geochemical data
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2009/12/3
There is no widely recognized chemical classification of sedimentary rocks. The geochemical classification of sedimentary rocks utilizes features that can be observed in hand specimens or in thin sect...
Automatic regional classification of topography in Norway
Automatic regional classification topography Norway
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2009/12/2
The objective of this study is to apply a combined region-growing and classification method for a first automatic landform segmentation of Norway at a regional scale. The classification is based on pr...
Substorm classification with the WINDMI model
Substorm classification WINDMI model
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2009/11/12
The results of a genetic algorithm optimization of the WINDMI model using the Blanchard-McPherron substorm data set is presented. A key result from the large-scale computations used to search for conv...
Classification of probability densities on the basis of Pearson’s curves with application to coronal heating simulations
probability densities Pearson’s curves coronal heating simulations
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2009/11/12
An important task for the problem of coronal heating is to produce reliable evaluation of the statistical properties of energy release and eruptive events such as micro-and nanoflares in the solar cor...