Journal of Epidemiology and Community Health (JECH)

Guide to recent advances in difference-in-differences methodology for population health studies

Background Difference-in-differences is a method commonly used in population health research. It is based on assumptions that ...
IEEE

Piecewise Calculation Scheme for the Unconditionally Stable Chebyshev Finite-Difference Time-Domain Method

Abstract: The unconditionally stable (US) Chebyshev (CS) finite-difference time-domain (FDTD) method is extended for solving the problems of long-time simulation or harmonic resonance using a ...
Nature

A method and server for predicting damaging missense mutations

Applications of rapidly advancing sequencing technology exacerbate the need to interpret individual sequence variants. Sequencing of phenotyped clinical subjects will soon become a method of choice in ...
Harvard Business School

Teaching by the Case Method

Chris Christensen described case method teaching as “the art of managing uncertainty”—a process in which the instructor serves as "planner, host, moderator, devil's advocate, fellow-student, and judge ...
Investopedia

Understanding Stock Warrants and Options: Key Differences and Similarities

Yarilet Perez is an experienced multimedia journalist and fact-checker with a Master of Science in Journalism. She has worked in multiple cities covering breaking news, politics, education, and more.
Investopedia

Accrual Accounting vs. Cash Basis Accounting: What’s the Difference?

Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over 35 years of diverse financial management experience. He is an expert on personal finance, corporate finance ...
IEEE

The Active Visual Sensing Methods for Robotic Welding: Review, Tutorial, and Prospect

Abstract: The visual sensing system is one of the most important parts of the welding robots to realize intelligent and autonomous welding. The active visual sensing methods have been widely adopted ...