A utility function measures a consumer’s preference and satisfaction with different goods or services. As part of rational choice theory, it helps economists analyze how consumers make decisions to ...

"The phrase “executive function” refers to a set of skills. These skills underlie the capacity to plan ahead and meet goals, display self-control, follow multiple-step directions even when interrupted ...

Confused about cost functions in neural networks? In this video, we break down what cost functions are, why they matter, and which types are best for different applications—from classification to ...

Critical105Important0Moderate0LowMicrosoft addresses 113 CVEs in the first Patch Tuesday of 2026, with two zero-days, ...

Yes, say fraud and financial crime experts, but it’s a tough, shifting struggle and until very recently, little real ...

AI agents are the fastest-growing and least-governed class of these machine identities — and they don’t just authenticate, they act.

Suddenly, one day, creatine was everywhere, being talked up by every fitness influencer, mental health guru and powder peddler on the internet. It’s hard not to join in.

张书聪，对外经济贸易大学统计学院数据科学系副教授，2018年博士毕业于上海财经大学，毕业之后进入北京大学从事博士后研究，主要研究方向为微生物组数据、成分数据、图模型等。研究成果发表在JASA，JMVA等国际权威期刊上。

Image generated with AI. The habit of keeping Bluetooth always active on your smartphone (and, more generally, a device) ...