Hubble constant. The Hubble constant is crucial in understanding the rate of expansion of the universe and, by extension, estimating the universe’s age. This collaborative effort unites various ...

We have known for several decades that the universe is expanding. Scientists use multiple techniques to measure the present-day expansion rate of the universe, known as the Hubble constant. These ...

Accuracy measures the degree to which data represents the real-world entity in this case a person, organization, or Source from where we know it has originated. Measuring data quality is possible if ...

Machine learning (ML) is about making predictions about new data based on old data. The quality of any machine-learning algorithm is ultimately determined by the quality of those predictions. However, ...

SHENZHEN, GUANGDONG, CHINA, February 6, 2026 /EINPresswire.com/ -- In high-level laboratories and precision engineering ...

EMI-resistant flow meters deliver stable, reliable performance for semiconductor, defense, industrial automation, and ...

Defining accuracy and error in the realm of test equipment. The four ways to specify accuracy. Interpreting actual error vs. specified error. When specifying and ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...