As of February, CEO Sam Altman had 10 direct reports, while CEO of applications Fidji Simo had 13.

Tony, an award-winning former teacher turned investigative journalist, offers a unique perspective rooted in his experience working in schools, classrooms, state legislatures, and media. Whether ...

Abstract: This paper introduces a design method for densergraph-frequency graph Fourier frames (DGFFs) to enhance graph signal processing and analysis. The graph Fourier transform (GFT) enables us to ...

Signal chats have reportedly been used in Minnesota to coordinate rapid responses to ICE activity and alert or deploy anti-ICE agitators, according to multiple reports. Independent journalist Cam ...

FBI Director Kash Patel said Monday that he had opened an investigation into the Signal group text chats that Minnesota residents are using to share information about federal immigration agents’ ...

Abstract: Filters are fundamental in extracting information from data. For time series and image data that reside on Euclidean domains, filters are the crux of many signal processing and machine ...