IEEE

An Active Learning-Based Adaptive Sampling Method for Efficient Far-Field Modeling of Flexible Antennas

Abstract: Quantifying uncertainties in the far-field radiation of flexible antennas with surrogate models is essential for maintaining the stability of portable communication systems. However, ...
C&EN

The Black Hole Strategy: Gravity-Based Representative Sampling for Frugal Graph Learning on Metal–Organic Framework Networks

Institute of Theoretical Informatics, Karlsruhe Institute of Technology (KIT), Karlsruhe 76131, Germany Institute of Nanotechnology, Karlsruhe Institute of Technology (KIT), Eggenstein-Leopoldshafen ...
gh.bmj

The Ethiopian Surgical Outcome Study (Ethio-SOS): a 7-day multicentre national prospective observational cohort study

Introduction Safe surgical care is a cost-effective intervention for addressing a wide range of conditions, yet postoperative complications remain a leading global cause of disability, mortality and ...
IEEE

Method for Estimating the Key Parameters of Phase-Coded Signals With Low Sampling Rate Based on Wavelet Analysis and Periodic Annihilating Filtering

Abstract: To achieve the estimation of key parameters of phase-coded signals under low sampling rate conditions, a detailed derivation and analysis of the signal after antialiasing filtering were ...
Frontiers

The effect of peer relationship on subjective well-being among Chinese middle school students: a chain mediation model

Objective: To explore how peer relationship relates to subjective well-being in Chinese adolescents, and to examine the mediating roles of dispositional optimism and two emotion-regulation strategies ...
Scientific Research Publishing

Etikan, I. (2016) Comparison of Convenience Sampling and Purposive Sampling. American Journal of Theoretical and Applied Statistics, 5, 1-4.

ABSTRACT: This study examines the impact of trade unions on employees’ productivity within South Sudan’s public sector, focusing on Juba Municipality. The study adopted a quantitative research ...
Frontiers

A cross-sectional study on the impact of physical exercise on mobile phone addiction: the chain mediating role of perceived stress and self-acceptance

1 School of Public Health, Xuzhou Medical University, Xuzhou, China 2 Office of the President, Xuzhou Medical University, Xuzhou, China Objective: This study aims to explore the potential pathways ...