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 ...

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 ...

ABSTRACT: The decision to be debt-free or remain in debt is vital in shaping policies on loans for public-school teachers in Philippines. This study explores teachers’ willingness to repay debt, their ...

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, ...

SSRS conducted the National Public Opinion Reference Survey (NPORS) for Pew Research Center using address-based sampling and a multimode protocol. The survey was fielded from Feb. 1, 2024, to June 10, ...

TITLE: Barriers to Utilization of Modern Contraceptive Methods Used by Females Aged 15 - 24 Years: A Case Study of Moyo District in Uganda ...

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 ...

If we want to take samples of some analog waveform, as in doing analog to digital conversions at some particular conversion rate, there is an absolute lower limit to the rate of doing conversions ...