Results 141 to 150 of about 151,578 (271)

Survey on AI‐Enabled Computer Vision Technologies and Applications for Space Robotic Missions

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT This survey provides a comprehensive overview of recent advancements and challenges in Artificial Intelligence (AI)‐enabled computer vision (CV) techniques for space robotic missions, spanning critical phases such as Entry, Descent, and Landing (EDL), orbital operations, and planetary surface exploration.
Maciej Quoos   +6 more
wiley   +1 more source

Do We Really Know Why Carbon Nanotubes Grow?

open access: yesSmall, EarlyView.
The CNT growth mechanism is still debated. We propose a heterogeneous (2D) classical nucleation framework comparing pathways for graphenic patches, caps, and full CNTs. Despite its simplicity, it rationalizes key trends, including the correlation between catalyst particle size and CNT diameter.
Nicola Verziaggi   +6 more
wiley   +1 more source

A Probability‐Aware AI Framework for Reliable Anti‐Jamming Communication

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT Adversarial jamming attacks have increased on communication systems, causing distortion and threatening transmissions. Typical attacks rely on traditional, well‐defined cryptographic protocols and frequency‐hopping techniques. Nevertheless, these techniques become vulnerable when facing intelligent jammers.
Tawfeeq Shawly, Ahmed A. Alsheikhy
wiley   +1 more source

Exact solutions of the harmonic oscillator plus non-polynomial interaction. [PDF]

open access: yesProc Math Phys Eng Sci, 2020
Dong Q   +4 more
europepmc   +1 more source

Compact tape‐driven sample delivery system for serial femtosecond crystallography

open access: yesJournal of Applied Crystallography, EarlyView.
A tape‐driven liquid sample droplet delivery system for serial femtosecond crystallography is described.We have developed a compact tape drive (CoT) with on‐demand sample delivery for time‐resolved serial femtosecond crystallography (SFX) experiments, which can deliver sample droplets and/or initiate reactions with a drop‐on‐drop strategy.
Jungmin Kang   +11 more
wiley   +1 more source

Detecting Critical Change in Dynamics Through Outlier Detection with Time‐Varying Parameters

open access: yesBritish Journal of Mathematical and Statistical Psychology, EarlyView.
Abstract Intensive longitudinal data are often found to be non‐stationary, namely, showing changes in statistical properties, such as means and variance‐covariance structures, over time. One way to accommodate non‐stationarity is to specify key parameters that show over‐time changes as time‐varying parameters (TVPs). However, the nature and dynamics of
Meng Chen   +2 more
wiley   +1 more source

Harmonic oscillations [PDF]

open access: yesJournal of the Franklin Institute, 1921
openaire   +1 more source

Ecology in Hartmut Rosa's Theory of Resonance: A Four‐Level Reconstruction

open access: yesDialog, EarlyView.
ABSTRACT This article discusses Hartmut Rosa's sociological theory of resonance with special emphasis on religion and ecology. In Rosa, resonance experiences refer to (always) participatory and (normally) enlivening world relations. I argue that Rosa's resonance theory is multi‐pronged and covers at least three interconnected levels.
Niels Henrik Gregersen
wiley   +1 more source

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