Results 141 to 150 of about 596,245 (221)

Recommendations Based on Experiences of Pandemic‐Led Remote Mathematics Teaching in Pre‐K–12 Contexts: A Systematic Review From the Activity Theory Perspective

open access: yesJournal of Computer Assisted Learning, Volume 41, Issue 3, June 2025.
ABSTRACT Background In the aftermath of the COVID‐19 pandemic, it is critical to reflect holistically on the experiences gained in the past few years. We thus review research on remote mathematics teaching in Pre‐K–12 contexts, utilising Activity Theory as a theoretical lens for research synthesis.
Chung Kwan Lo   +5 more
wiley   +1 more source

Interpreting Turbulence Anisotropy in a Streamline Coordinate System

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 8, 28 April 2025.
Abstract Mixing and transport in the atmospheric boundary layer are a result of the anisotropic nature of turbulence. Recently the inclusion of anisotropy of the Reynolds stress tensor into similarity theory of near‐surface turbulence has been proposed.
Federica Gucci   +3 more
wiley   +1 more source

What Causes the Hemispheric Difference in the Asymmetry of the Temperature Annual Cycle?

open access: yesGeophysical Research Letters, Volume 52, Issue 7, 16 April 2025.
Abstract Previous studies have noted the asymmetry in the annual cycle of zonal mean surface air temperature, defined as the difference in the lengths of warming and cooling periods. Pronounced north‐south hemispheric differences in this asymmetry, by up to 40 days, were attributed to the eccentricity of Earth's orbit.
Fucheng Yang   +2 more
wiley   +1 more source

Self‐Adaptive Quantum Kernel Principal Component Analysis for Compact Readout of Chemiresistive Sensor Arrays

open access: yesAdvanced Science, Volume 12, Issue 15, April 17, 2025.
Self‐adaptive quantum kernel (SAQK) PCA is introduced for efficient dimensionality reduction of chemiresistive sensor array data, addressing complex, group‐structured relationships. Compared to classical PCA, SAQK PCA retains more critical non‐linear information, particularly in low‐dimensional spaces, demonstrating its potential as a quantum‐enhanced ...
Zeheng Wang   +2 more
wiley   +1 more source

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