Abstract: This article proposes an inverse design method based on numerical Green’s function (NGF-IDM) to achieve the intelligent and efficient design of waveguide devices. Inspired by the metal ...

Abstract: We present an algorithm to estimate a single entry of the inverse of a matrix; it is derived using a bidirectional search on a flow graph. This method has immediate application in analyzing ...

Kernel ridge regression (KRR) is a regression technique for predicting a single numeric value and can deliver high accuracy for complex, non-linear data. KRR combines a kernel function (most commonly ...

French President Emmanuel Macron, in Brussels, Belgium, on December 19, 2025. STEPHANIE LECOCQ / REUTERS French President Emmanuel Macron on Monday said he "neither supported nor approved" of the US ...

Sean Cudahy is an aviation reporter covering news about airlines, frequent flyer programs and consumer travel issues. The cards we feature here are from partners who compensate us when you are ...

In this special year-end broadcast of India Today Explains, anchor Akshita Nandagopal looks back at the defining news events of 2025. Donald Trump says exercising is 'boring' as his physician confirms ...