Abstract: Contingency screening to generate the expected fault set is important for the power grid reliability evaluation. However, most existing screening methods are not efficient enough, and they ...

Models are developed for the analysis of contingency table data with supplemental marginal totals. The method of maximum likelihood is used to estimate the parameters in the models, and the expected ...

In the chi square analysis of cross-tabulated variables, the problem of low cell counts is usually solved by combining categories, at the cost of a loss of information, or by using larger samples, at ...

Peptides derived from proteolytic processing of the β–amyloid precursor protein (APP), including the amyloid–β peptide, are important for the pathogenesis of Alzheimer's dementia. We found that ...

As avid puzzlers know full well, the humble jigsaw puzzle is a thing of beauty in multiple ways. Not only are jigsaws an absorbing time sink, but multiple studies have demonstrated they are good for ...

Camping tents and sleeping bags may get the glory, but your camping table is arguably the MVP of any camping trip. That’s because it’s the glue that ties together the best camp kitchens, acting as the ...

Please Note: All times UK. Tables are subject to change. The BBC is not responsible for any changes that may be made. Copyright © 2026 BBC. The BBC is not ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

This important study combines optogenetic manipulations and wide-field imaging to show that the retrosplenial cortex controls behavioral responses to whisker deflection in a context-dependent manner.