Abstract: Polarization-Adjusted Convolutional (PAC) codes combine the polarization effect of polar codes with the memory structure of convolutional precoding, offering strong error-correcting ...

Abstract: Polarization-adjusted convolutional (PAC) code improves the error-correction ability of polar codes by concatenating a convolutional transform with polar transform. In this paper, we ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

JavaScript is the foundation of the modern web. From simple button clicks to complex web applications, almost everything interactive you see online runs on JavaScript. Whether you are a beginner ...

The ads by Public First Action, which started airing on Monday, are part of an escalating political war over artificial intelligence before the midterm elections. By Cecilia Kang Reporting from ...

The PAC and the White House say the donation had nothing to do with President Trump’s tirade against a new bridge connecting Detroit and Windsor, Ontario. By Kenneth P. Vogel and Matina ...

A new progressive group is promising to spend at least $10 million to boost preferred Democratic candidates and counter pro-Israel groups that have spent tens of millions of dollars to shape party ...

A new super PAC is throwing its weight behind progressive Democrats in upcoming midterm election primaries to counter the American Israel Public Affairs Committee (AIPAC), the pro-Israel lobbyist that ...