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PubMed COVID-19 Clinical Care

11901 - 11910 of 57753 results found

Prediction-based variable selection for component-wise gradient boosting

Date
Friday, November 24, 2023 - 4:00 AM
Description
Model-based component-wise gradient boosting is a popular tool for data-driven variable selection. In order to improve its prediction and selection qualities even further, several modifications of the original algorithm have been developed, that

The Indirect Impact of Educational Attainment as a Distal Resource for Older Adults on Loneliness, Social Isolation, Psychological Resilience, and Technology Use During the COVID-19 Pandemic: Cross-Sectional Quantitative Study

Date
Friday, November 24, 2023 - 4:00 AM
Description
CONCLUSIONS: Early-life EA was confirmed as a distal resource for older adults and played an indirect role in affecting loneliness levels during the pandemic. It has an impact on present-day personal resources, such as PR and TU, which affect