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

Data-Driven Variable Impedance Control of a Powered Knee–Ankle Prosthesis for Adaptive Speed and Incline Walking

Abstract: Most impedance-based walking controllers for powered knee–ankle prostheses use a finite state machine with dozens of user-specific parameters that require manual tuning by technical experts.
IEEE

Constructions of Two-Dimensional Golay Complementary Array Pairs Based on Generalized Boolean Functions

Abstract: The two-dimensional (2-D) Golay complementary array pair (GCAP) is an extension of the one-dimensional (1-D) Golay complementary pair (GCP). The sums of 2-D autocorrelations of constituent ...