Objectives This study aimed to investigate the knowledge, attitudes and practices (KAP) of patients with urinary calculi in China, where prior KAP research on this condition is lacking. Design A cross ...

Abstract: Data-driven approaches have been widely used in the field of traction system and equipment fault diagnosis. However, limited training samples can cause data-driven models to face the dilemma ...

PEPFAR’s computer systems also are being taken offline, a sign that the program may not return, as Republican critics had hoped. By Apoorva Mandavilli The Trump administration has instructed ...

Add a description, image, and links to the multivariate-normal-distribution topic page so that developers can more easily learn about it.

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Current methods of characterizing plastic debris use arbitrary, predetermined ...

In this paper we proposed a new statistical test for testing the covariance matrix in one population under multivariate normal assumption. In general, the proposed and the likelihood-ratio tests ...