Results 11 to 20 of about 22,152,361 (306)

Multiscale simulation strategies and mesoscale modelling of gas and liquid flows [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +2 more
core   +6 more sources

Image-based Multiscale Shape Description using Gaussian Filter [PDF]

open access: yes, 2008
In shape recognition, a multiscale description provides more information about the object, increases discrimination power and immunity to noise. In this paper, we develop a new multiscale Fourier-based object description in 2-D space using a low-pass ...
Cem Direkoglu   +3 more
core   +2 more sources

Quantifying Spatio-Temporal Dynamics of African Dust Detection Threshold for PM10 Concentrations in the Caribbean Area Using Multiscale Decomposition

open access: yesFrontiers in Environmental Science, 2022
Due to African dust, the Caribbean area is known to have one of the highest incidences of asthma on the planet. Consequently, it is crucial to dissociate the impact of local sources from large scale sources in this region.
Thomas Plocoste   +4 more
doaj   +1 more source

Site Selection of Digital Signage in Beijing: A Combination of Machine Learning and an Empirical Approach

open access: yesISPRS International Journal of Geo-Information, 2020
With the extensive use of digital signage, precise site selection is an urgent issue for digital signage enterprises and management agencies. This research aims to provide an accurate digital signage site-selection model that integrates the spatial ...
Yuxue Wang   +5 more
doaj   +1 more source

Respiratory Sinus Arrhythmia Mechanisms in Young Obese Subjects

open access: yesFrontiers in Neuroscience, 2020
Autonomic nervous system (ANS) activity and imbalance between its sympathetic and parasympathetic components are important factors contributing to the initiation and progression of many cardiovascular disorders related to obesity.
Michal Javorka   +12 more
doaj   +1 more source

Proper generalized decomposition of time-multiscale models [PDF]

open access: yes, 2011
Models encountered in computational mechanics could involve many time scales. When these time scales cannot be separated, one must solve the evolution model in the entire time interval by using the finest time step that the model implies.
CHINESTA SORIA, Francisco   +8 more
core   +1 more source

Shape classification via image-based multiscale description [PDF]

open access: yes, 2011
We introduce a new multiscale Fourier-based object description in 2-D space using a low-pass Gaussian filter (LPGF) and a high-pass Gaussian filter (HPGF), separately.
Mark S. Nixon   +3 more
core   +1 more source

Multivariate Multiscale Entropy Analysis [PDF]

open access: yesIEEE Signal Processing Letters, 2012
Multivariate physical and biological recordings are common and their simultaneous analysis is a prerequisite for the understanding of the complexity of underlying signal generating mechanisms. Traditional entropy measures are maximized for random processes and fail to quantify inherent long-range dependencies in real world data, a key feature of ...
Mosabber Uddin Ahmed, Danilo P. Mandic
openaire   +2 more sources

Integrating Angular Backscatter Response Analysis Derivatives Into a Hierarchical Classification for Habitat Mapping

open access: yesFrontiers in Remote Sensing, 2022
Accurate maps of biological communities are essential for monitoring and managing marine protected areas but more information on the most effective methods for developing these maps is needed. In this study, we use Wilsons Promontory Marine National Park
Peter Porskamp   +5 more
doaj   +1 more source

Multiscale Geometric Integration of Deterministic and Stochastic Systems [PDF]

open access: yes, 2011
In order to accelerate computations and improve long time accuracy of numerical simulations, this thesis develops multiscale geometric integrators. For general multiscale stiff ODEs, SDEs, and PDEs, FLow AVeraging integratORs (FLAVORs) have been ...
Tao, Molei
core   +1 more source

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