How many microplastic particles are really in our bodies?

Debates over the presence of microplastics in the human body highlight the challenge of studying something simultaneously ...
National Bureau of Economic Research

Regulatory Limits on the Concentration of Mutual Fund Portfolios

Mutual funds approaching the IRS 50/5/10 portfolio concentration limit trim large positions, reduce equity exposure, and subsequently underperform.
IEEE

Combating Noisy Labels with Sample Selection by Mining High-Discrepancy Examples

Abstract: The sample selection approach is popular in learning with noisy labels. The state-of-the-art methods train two deep networks simultaneously for sample selection, which aims to employ their ...
BMJ

An introduction to power and sample size estimation

Correspondence to: Dr S R Jones, Emergency Department, Manchester Royal Infirmary, Oxford Road, Manchester M13 9WL, UK; steve.r.jones{at}bigfoot.com ...