Abstract: Sampling process is one of the most important part in acquiring information in a measurement system. This article presents an analysis of the sampling of a measured signal that originally ...

The construction industry is increasingly shifting from traditional word-of-mouth referrals to digital marketing strategies.

Abstract: The problem of sequential anomaly identification is considered, where multiple data sources are simultaneously monitored and the goal is to identify in real time those, if any, that exhibit ...

Two weeks ago, I made the case for specifying the global problems you wish to spend years on. Today I want to place these choices at the right altitude, because from arm’s length everything blurs and ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Every survey finding published by Pew Research ...

Data quality control programs used in the mineral industry normally define tolerance limits based on values considered as good practice or those that have previously been applied to similar deposits, ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

The potential impact of nonresponse on election polls is well known and frequently acknowledged. Yet measurement and reporting of polling error has focused solely on ...

The latest Times/Siena survey shows Trump up by six points among registered voters and three among likely voters. By Nate Cohn This afternoon’s New York Times/Siena College poll doesn’t look much like ...