The library sorting problem is used across computer science for organizing far more than just books. A new solution is less than a page-width away from the theoretical ideal.

FILTERWORLD: How Algorithms Flattened Culture | By Kyle Chayka | Doubleday | 304 pp. | $28 Alexandra Jacobs is a book critic and the author of “Still Here: The Madcap, Nervy, Singular Life of ...

The maximum likelihood algorithm employed was suggested by Jones (1980) and is used for both unconditional least-squares (ULS) and conditional least-squares (CLS) estimation. The CLS algorithm simply ...