There is a critical problem in vectorized_reservoir_sampling: this reservoir sampling implementation is mathematically incorrect. The current algorithm doesn't maintain the uniform sampling property ...
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: A simple phase current reconstruction method with sampling error compensation for open-end-winding permanent magnet synchronous motor (OEW-PMSM) is proposed ...
Sports card collectors tend to want absolute perfection in the cards they are collecting. That is not the case though when it comes to chasing after true error cards ...
Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. A crucial issue in the plastic recycling industry is the loss of quality in recycled ...
ABSTRACT: In recent years, extreme high temperature events occurred more frequently in Northern Africa (NA) posing significant impacts on ecological systems and socioeconomic development. However, the ...
Abstract: This article proposes a sampling-delay error compensation for high-frequency (HF) injection sensorless control based on multiple-branch sampling at zero and ...
ABSTRACT: Vocational education and training is one of the cornerstones of each country’s economy and development. In recent years, vocational education, training and quality have been a matter of ...
After the model completes sampling, the following error is raised. Error in dim(x) <- c(dim(x), 1) : dims [product 150] do not match the length of object [3] I am ...
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, ...
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