Last month, Nielsen introduced its new "Big Data + Panel" measurement, which combines ratings data from traditional households with statistics from smart TVs and set-top boxes. Nielsen's new system ...

Abstract: A loss minimization method based on three-phase asymmetric control is proposed for doubly salient electromagnetic generator (DSEG) systems. The three-phase magnetic circuit of DSEG is ...

Abstract: Due to the inherent $\pi $ -phase constraint in phase unwrapping algorithms, the dynamic strain range of phase-sensitive optical time domain reflectometry ($\Phi $ -OTDR) is significantly ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over ...