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IDENTIFICATION OF A ROBUST LICHEN INDEX FOR THE DECONVOLUTION OF LICHEN AND ROCK MIXTURES USING PATTERN SEARCH ALGORITHM (CASE STUDY:GREENLAND)
Hyperspectral Remote Sensing Mineral Exploration Geological Mapping Spectral Mixture Analysis Spectrometry Lichen
2016/11/24
Lichens are the dominant autotrophs of polar and subpolar ecosystems commonly encrust the rock outcrops. Spectral mixing of lichens and bare rock can shift diagnostic spectral features of materials of...
Small Variance Asymptotics for Dirichlet Process Mixtures of SVMs
Small Variance Asymptotics Dirichlet Process Mixtures SVM
2016/1/22
Infinite SVM (iSVM) is a Dirichlet process (DP) mix-ture of large-margin classifiers. Though flexible in learning nonlinear classifiers and discovering latent clustering structures, iSVM has a difficu...
Learning Arbitrary Statistical Mixtures of Discrete Distributions
Randomized algorithms Mixture learning Transportation distance Kantorovich-Rubinstein duality
2016/1/22
We study the problem of learning from unlabeled samples very general statistical mixture models on large finite sets.Specifically, the model to be learned, ϑ, is a probability dis-tribution over ...
Experimental investigation on traversing hot jet ignition of lean hydrocarbon-air mixtures in a constant volume combustor
Jet Ignition Engine Wave Rotor Combustion
2015/1/12
A constant-volume combustor is used to investigate the ignition initiated by a
traversing jet of reactive hot gas, in support of combustion engine applications that include novel wave-rotor constant-...
Experimental Investigation into Combustion Torch Jet Ignition of Methane-Air, Ethylene-Air, and Propane-Air Mixtures
Torch Jet Hot Gas Jet Ignition Ethylene Methane Propane
2015/1/12
Ignitability and the ignition delay time of a combustible mixture in a long combustion chamber, ignited by a hot combustion torch jet generated in a pre-chamber was investigated experimentally in rela...
Interactions and Morphology of Triblock Copolymer - Ionic Liquid Mixtures and Applications for Gel Polymer Electrolytes
lock copolymer hydrogen bonding ionic liquid polymer electrolyte
2014/11/21
Room temperature ionic liquids (ILs) are a unique class of solvents which are characterized by non-volatility, non-flammability, electrochemical stability and high ionic conductivity. These properties...
Use of waste material mixtures for energy purposes in small combustion devices
biomass additives cocoa husks brown coal coal sludge net calorific value emission
2014/7/9
The article assesses the energy use of solid biofuels (wheat and rape straw) and their blends with suitable additives (cocoa husks, brown coal and coal sludge). The elemental and stoichiometric analys...
Efficient EM Training of Gaussian Mixtures with Missing Data
Gaussian mixtures missing data EM algorithm imputation.
2012/11/23
In data-mining applications, we are frequently faced with a large fraction of missing entries in the data matrix, which is problematic for most discriminant machine learning algorithms. A solution tha...
Mixtures of Steel-Making Slag and Carbons as Catalyst for Microwave-Assisted Dry Reforming of CH4（图）
steel-making slag carbon catalyst dry reforming microwave heating
2013/10/7
The use of steel-making slag as catalysts for microwave-assisted dry reforming of CH4 was studied. Two carbon materials (an activated carbon and a metallurgical coke), mixtures of the carbon materials...
Assessing Chemical Mixtures and Human Health: Use of Bayesian Belief Net Analysis
Bayesian Belief Network Endometriosis Environment Mixtures Polychlorinated Biphenyls
2013/3/11
Background: Despite humans being exposed to complex chemical mixtures, much of the available research continues to focus on a single compound or metabolite or a select subgroup of compounds inconsiste...
Selective solvation in aqueous mixtures: Interface deformations and instability
Selective solvation salt effect liquid-liquid interface antagonistic salt
2012/2/27
We briefly review the effects of selective solvation of ions in aqueous mixtures, where the ion densities and the composition fluctuations are strongly coupled. We then examine the surface tension \ga...
Polysialates binders preparation and their influence to shear strength of foundry sand mixtures
Product development Innovative foundry technologies and materials
2011/3/15
This paper deals with polysialates water-glasses preparation. There were used various procedures with the goal to create inorganic polymer on silicon and aluminum base. The one composed of SiO2 and Al...
Shear-thickening behavior of polymethylmethacrylate particles suspensions in glycerine-water mixtures
Shear thickening fluid Reversibility Thixotropy Glycerine–water mixtures Polymethylmethacrylate
2015/3/30
The rheological behavior of polymethylmethacrylate (PMMA) particles suspensions in glycerine–water mixtures has been investigated by means of steady and dynamic rheometry in this work. The shear rheol...
Chemical Composition and Antioxidant Activity of Dates and Dates-Camel-Milk Mixtures as a Protective Meal against Lipid Peroxidation in Rats
Chemical Composition Antioxidant Dates Dates-Camel-Milk Mixtures Lipid Peroxidation
2010/11/8
Dates and camel milk have been reported to be used for prevention and treatment of various diseases in Arab countries. This study was designed to investigate the antioxidant activity of dates and cam...
Particle size distribution of sawdust and wood shavings mixtures
wood shavings sawdust particle size distribution modelling
2014/2/26
Particle size distribution of the sample of waste sawdust and wood shavings mixtures were made with two commonly used methods of mathematical models by Rosin-Rammler (RR model) and by Gates-Gaudin-Sch...