Results 81 to 90 of about 23,615 (359)

Interpolation of mountain weather forecasts by machine learning [PDF]

open access: yesWill be published in Journal of Information Processing, 32 (2024), 2023
Recent advances in numerical simulation methods based on physical models and their combination with machine learning have improved the accuracy of weather forecasts. However, the accuracy decreases in complex terrains such as mountainous regions because these methods usually use grids of several kilometers square and simple machine learning models ...
arxiv  

Dynamic Humidity Modulation of Quasi‐Bound States in the Continuum by Symmetry Breaking in Geometry and Permittivity

open access: yesAdvanced Photonics Research, EarlyView.
This work introduces a humidity‐modulated strategy to regulate the dynamic transition from quasi‐BICs to BICs based on the symmetry‐breaking in geometry and permittivity for the hybrid photonic‐plasmonic asymmetric gratings. It proves that it is a promising approach for dynamic regulating optical properties and applied in fabricating various micro ...
Ang Xu   +8 more
wiley   +1 more source

テツドウ カイツウ ト トザン カンコウ ニヨッテ ケイセイ サレタ アズマ レンポウ オヨビ イタヤ トウゲ シュウヘン ノ ブンカテキ ケイカン ニツイテ [PDF]

open access: yes, 2007
The present work clarifies the following problems: (a) How was the mountaineering in Azuma Range historically developed, after the Itaya Pass Railway (Ou Main Line from Fukushima to Yonezawa) was opened in 1899 ?
粟野 宏
core   +1 more source

An assessment of the strength of knots and splices used as eye terminations in a sailing environment [PDF]

open access: yes, 2006
Research into knots, splices and other methods of forming an eye termination has been limited, despite the fact that they are essential and strongly affect the performance of a rope.
A. J. McLaren   +20 more
core   +1 more source

Ammonia Dynamics in the Human Body: Insights in Biomedical Sensing Technologies

open access: yesAdvanced Sensor Research, EarlyView.
Ammonia (NH3) is a significant biomarker in diagnostics, affecting the respiratory system, stomach, liver, kidneys, bladder, and gastrointestinal tract. NH3 detection, using sensors, has the potential to improve medical diagnosis. This review examines recent advancements in NH3 sensing technologies and explores future research directions, including ...
Annelot Nijkoops   +8 more
wiley   +1 more source

High altitude climbers as ethnomethodologists making sense of cognitive dissonance: ethnographic insights from an attempt to scale Mt Everest [PDF]

open access: yes, 2008
This ethnographic study examined how a group of high altitude climbers (N = 6)drew on ethnomethodological principles (the documentary method of interpretation, reflexivity, indexicality, and membership) to interpret their experiences of cognitive ...
Allen-Collinson, Jacquelyn   +2 more
core   +1 more source

Resistive relaxation of a magnetically confined mountain on an accreting neutron star [PDF]

open access: yes, 2009
Three-dimensional numerical magnetohydrodynamic (MHD) simulations are performed to investigate how a magnetically confined mountain on an accreting neutron star relaxes resistively. No evidence is found for non-ideal MHD instabilities on a short time-scale, such as the resistive ballooning mode or the tearing mode.
arxiv   +1 more source

Epileptiform Activity and Seizure Risk Follow Long‐Term Non‐Linear Attractor Dynamics

open access: yesAdvanced Science, EarlyView.
This study leverages the HAVOK framework to model long‐term, nonlinear attractor dynamics underlying epileptiform activity and seizure risk in epilepsy patients. By identifying key forcing mechanisms driving chaotic transitions, the findings improve seizure risk forecasting over multi‐day cycles and provide a pathway for personalized, data‐driven ...
Richard E Rosch   +4 more
wiley   +1 more source

Max-Min characterization of the mountain pass energy level for a class of variational problems [PDF]

open access: yesarXiv, 2009
We provide a max-min characterization of the mountain pass energy level for a family of variational problems. As a consequence we deduce the mountain pass structure of solutions to suitable PDEs, whose existence follows from classical minimization argument.
arxiv  

Relaxation by thermal conduction of a magnetically confined mountain on an accreting neutron star [PDF]

open access: yes, 2018
A magnetically confined mountain on the surface of an accreting neutron star simultaneously reduces the global magnetic dipole moment through magnetic burial and generates a mass quadrupole moment, which emits gravitational radiation. Previous mountain models have been calculated for idealized isothermal and adiabatic equations of state.
arxiv   +1 more source

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