Steven Bellovin on jurisdiction and the internet

When data can be anywhere, what country has jurisdiction? In a case involving an Outlook user—whose data was stored in Ireland by a US company (Microsoft)—a US court will rule on what country’s laws apply.

Alexandr Andoni on The Geometry of Similarity Search

How best to efficiently search for similar items in a large dataset? In this Simons Foundation talk, Alexandr Andoni describes using the tools and perspectives of high-dimensional geometry to benefit search algorithms.