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Positive semidefinite kernels that are axially symmetric on the sphere and stationary in time: spectral and semi-spectral theory, and constructive approaches
Positive semidefinite kernels on spheres cross time are on demand in spatial statistics, machine learning and numerical analysis, motivated by...
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Investigating the spatial correlations in univariate random fields of peak ground velocity and peak ground displacement considering anisotropy
The results of seismic risk assessment of spatially distributed infrastructure systems are significantly influenced by spatial correlation of...
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Modeling spatial dependencies of natural hazards in coastal regions: a nonstationary approach with barriers
Natural hazards like floods, cyclones, earthquakes, or, tsunamis have deep impacts on the environment and society causing damage to both life and...
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Karhunen–Loève expansions for axially symmetric Gaussian processes: modeling strategies and \(L^2\) approximations
Axially symmetric processes on spheres, for which the second-order dependency structure may substantially vary with shifts in latitude, are a...
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Modelling the Background Error Covariance Matrix: Applicability Over the Maritime Continent
The background errorBackground error covariance matrixCovariance matrix is fundamental to any data assimilation system. Since it cannot be explicitly...
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On new families of anisotropic spatial log-Gaussian Cox processes
Cox processes are natural models for point process phenomena that are environmentally driven, but much less natural for phenomena driven primarily by...
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On the evolution of turbulent characteristics of an eroding cohesive riverbank
Adequate understanding of the flow structures in the proximity of an eroding riverbank is of great importance in protecting and controlling the...
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Satellite Observations as Indicators of the Mediterranean Sea’s Health
Satellite observations of the marine environment allow the assessment of optical, thermal and structural properties, which can be inferred from the...
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Analysis of the Effects of Injection Timing and Exhaust Valve Closing Timing on the Economic and Emission Characteristics of Marine Two-Stroke Diesel Engine
With 90% of the world’s trades transported by sea, the volume of seaborne trade directly affects the shipbuilding industry and has a significant...
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The open ocean kinetic energy cascade is strongest in late winter and spring
The oceanic kinetic energy cascade, the flux of kinetic energy between currents of different horizontal scales, shapes the structure of the global...
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Flow Adjustment Through a Finite Patch of Submerged Flexible Vegetation by Flume Experiments
Aquatic vegetation, acting as a primary producer, plays a crucial role in the exchange of mass and energy in vegetated flow. However, considering the...
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Hydro-Mechanical Effects and Cracking in Opalinus Clay
In this chapter, we investigate hydro-mechanical effects in the Opalinus Clay, especially those leading to cracking. We present a methodology...
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A semiparametric class of axially symmetric random fields on the sphere
The paper provides a way to model axially symmetric random fields defined over the two-dimensional unit sphere embedded in the three-dimensional...
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Endogenous/Exogenous Forms of Granite Geomorphology in Galicia
Ever since geology has existed, attempts have been made to understand the Earth by looking at the granite rocks on its surface. There are two ways to...
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Estimation of hydraulic conductivity and porosity of a heterogeneous porous aquifer by combining transition probability geostatistical simulation, geophysical survey, and pum** test data
As the first attempt in Iran, the combination of electrical resistivity measurement of groundwater and aquifer matrix with pum** tests and...
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Research in superior bearing performance of the ostrich tarsometatarsus based on its structural features
The lower limb tarsometatarsi of the ostrich ( Struthio camelus ) have good load-bearing properties during locomotion, but this has never been...
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Characterization of Turbulent Flow in the Surface Boundary Layer
This chapter aimed to make a characterization of turbulent airflow in the surface boundary layer, following qualitative and quantitative approaches....
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Basic equations
In Chapter 5 basic fluid mechanical equations are derived step by step. First, the continuity equation is deduced with the help of a ballon which...
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The fundamental constants of physics and the International System of Units
Air Canada managed to have a passenger aircraft run out of fuel in mid-air due to confusion about metric units (Stephenson in Mars climate orbiter...