Objective To investigate Vietnamese undergraduate students’ knowledge and attitudes towards contraception and their associated factors. Design Cross-sectional study. Setting Six universities in ...

Instead of navigating the obstacles to conduct polls with human respondents, pollsters are running A.I. simulations instead.

A simple random sample is a subset of a statistical population where each member of the population is equally likely to be ...

Stratified sampling is used to select a sample that is representative of different groups. If the groups are of different sizes, the number of items selected from each group will be proportional to ...

Abstract: With the rapid development of space technology, the role of satellite communications has become progressively significant. Non-terrestrial communication is deemed a critical scenario in the ...

Abstract: To improve the reliability and accuracy of UAV fault diagnosis under complex sensor dynamics and class imbalance, this paper proposes a multi-scale temporal sampling and deep ensemble ...