The determination of sample size is an important part of the sample survey. This paper determines the sample size mainly considering the influence of factors su ...

There is a balance when determining the sample size of a new study: with too few participants, the study may not detect an effect; with too many, some participants may undergo inferior treatments ...

Classical methods of DOA estimation such as the MUSIC algorithm are based on estimating the signal and noise subspaces from the sample covariance matrix. For a small number of samples, such methods ...